FFmpeg  4.3.8
ffprobe.c
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1 /*
2  * Copyright (c) 2007-2010 Stefano Sabatini
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * simple media prober based on the FFmpeg libraries
24  */
25 
26 #include "config.h"
27 #include "libavutil/ffversion.h"
28 
29 #include <string.h>
30 
31 #include "libavformat/avformat.h"
32 #include "libavcodec/avcodec.h"
33 #include "libavutil/avassert.h"
34 #include "libavutil/avstring.h"
35 #include "libavutil/bprint.h"
36 #include "libavutil/display.h"
37 #include "libavutil/hash.h"
39 #include "libavutil/dovi_meta.h"
40 #include "libavutil/opt.h"
41 #include "libavutil/pixdesc.h"
42 #include "libavutil/spherical.h"
43 #include "libavutil/stereo3d.h"
44 #include "libavutil/dict.h"
45 #include "libavutil/intreadwrite.h"
46 #include "libavutil/libm.h"
47 #include "libavutil/parseutils.h"
48 #include "libavutil/timecode.h"
49 #include "libavutil/timestamp.h"
50 #include "libavdevice/avdevice.h"
51 #include "libswscale/swscale.h"
54 #include "cmdutils.h"
55 
56 #include "libavutil/thread.h"
57 
58 #if !HAVE_THREADS
59 # ifdef pthread_mutex_lock
60 # undef pthread_mutex_lock
61 # endif
62 # define pthread_mutex_lock(a) do{}while(0)
63 # ifdef pthread_mutex_unlock
64 # undef pthread_mutex_unlock
65 # endif
66 # define pthread_mutex_unlock(a) do{}while(0)
67 #endif
68 
69 typedef struct InputStream {
70  AVStream *st;
71 
73 } InputStream;
74 
75 typedef struct InputFile {
77 
79  int nb_streams;
80 } InputFile;
81 
82 const char program_name[] = "ffprobe";
83 const int program_birth_year = 2007;
84 
85 static int do_bitexact = 0;
86 static int do_count_frames = 0;
87 static int do_count_packets = 0;
88 static int do_read_frames = 0;
89 static int do_read_packets = 0;
90 static int do_show_chapters = 0;
91 static int do_show_error = 0;
92 static int do_show_format = 0;
93 static int do_show_frames = 0;
94 static int do_show_packets = 0;
95 static int do_show_programs = 0;
96 static int do_show_streams = 0;
98 static int do_show_data = 0;
99 static int do_show_program_version = 0;
101 static int do_show_pixel_formats = 0;
104 static int do_show_log = 0;
105 
106 static int do_show_chapter_tags = 0;
107 static int do_show_format_tags = 0;
108 static int do_show_frame_tags = 0;
109 static int do_show_program_tags = 0;
110 static int do_show_stream_tags = 0;
111 static int do_show_packet_tags = 0;
112 
113 static int show_value_unit = 0;
114 static int use_value_prefix = 0;
117 static int show_private_data = 1;
118 
119 static char *print_format;
120 static char *stream_specifier;
121 static char *show_data_hash;
122 
123 typedef struct ReadInterval {
124  int id; ///< identifier
125  int64_t start, end; ///< start, end in second/AV_TIME_BASE units
126  int has_start, has_end;
127  int start_is_offset, end_is_offset;
129 } ReadInterval;
130 
132 static int read_intervals_nb = 0;
133 
134 static int find_stream_info = 1;
135 
136 /* section structure definition */
137 
138 #define SECTION_MAX_NB_CHILDREN 10
139 
140 struct section {
141  int id; ///< unique id identifying a section
142  const char *name;
143 
144 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
145 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
146 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
147  /// For these sections the element_name field is mandatory.
148  int flags;
149  int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
150  const char *element_name; ///< name of the contained element, if provided
151  const char *unique_name; ///< unique section name, in case the name is ambiguous
154 };
155 
156 typedef enum {
202 } SectionID;
203 
204 static struct section sections[] = {
206  [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
207  [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
208  [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
209  [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
210  [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
213  [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
214  [SECTION_ID_FRAME_SIDE_DATA_LIST] ={ SECTION_ID_FRAME_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDE_DATA, -1 }, .element_name = "side_data", .unique_name = "frame_side_data_list" },
219  [SECTION_ID_FRAME_LOG] = { SECTION_ID_FRAME_LOG, "log", 0, { -1 }, },
221  [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
225  [SECTION_ID_PACKET_TAGS] = { SECTION_ID_PACKET_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "packet_tags" },
226  [SECTION_ID_PACKET_SIDE_DATA_LIST] ={ SECTION_ID_PACKET_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET_SIDE_DATA, -1 }, .element_name = "side_data", .unique_name = "packet_side_data_list" },
227  [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
230  [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
231  [SECTION_ID_PIXEL_FORMAT_COMPONENTS] = { SECTION_ID_PIXEL_FORMAT_COMPONENTS, "components", SECTION_FLAG_IS_ARRAY, {SECTION_ID_PIXEL_FORMAT_COMPONENT, -1 }, .unique_name = "pixel_format_components" },
233  [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
234  [SECTION_ID_PROGRAM_STREAM_TAGS] = { SECTION_ID_PROGRAM_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_stream_tags" },
236  [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
238  [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
239  [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
247  [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
248  [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
249  [SECTION_ID_STREAM_SIDE_DATA_LIST] ={ SECTION_ID_STREAM_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM_SIDE_DATA, -1 }, .element_name = "side_data", .unique_name = "stream_side_data_list" },
250  [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
251  [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
252 };
253 
254 static const OptionDef *options;
255 
256 /* FFprobe context */
257 static const char *input_filename;
258 static const char *print_input_filename;
260 
261 static struct AVHashContext *hash;
262 
263 static const struct {
264  double bin_val;
265  double dec_val;
266  const char *bin_str;
267  const char *dec_str;
268 } si_prefixes[] = {
269  { 1.0, 1.0, "", "" },
270  { 1.024e3, 1e3, "Ki", "K" },
271  { 1.048576e6, 1e6, "Mi", "M" },
272  { 1.073741824e9, 1e9, "Gi", "G" },
273  { 1.099511627776e12, 1e12, "Ti", "T" },
274  { 1.125899906842624e15, 1e15, "Pi", "P" },
275 };
276 
277 static const char unit_second_str[] = "s" ;
278 static const char unit_hertz_str[] = "Hz" ;
279 static const char unit_byte_str[] = "byte" ;
280 static const char unit_bit_per_second_str[] = "bit/s";
281 
282 static int nb_streams;
283 static uint64_t *nb_streams_packets;
284 static uint64_t *nb_streams_frames;
285 static int *selected_streams;
286 
287 #if HAVE_THREADS
288 pthread_mutex_t log_mutex;
289 #endif
290 typedef struct LogBuffer {
293  char *log_message;
295  char *parent_name;
297 }LogBuffer;
298 
300 static int log_buffer_size;
301 
302 static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
303 {
304  AVClass* avc = ptr ? *(AVClass **) ptr : NULL;
305  va_list vl2;
306  char line[1024];
307  static int print_prefix = 1;
308  void *new_log_buffer;
309 
310  va_copy(vl2, vl);
311  av_log_default_callback(ptr, level, fmt, vl);
312  av_log_format_line(ptr, level, fmt, vl2, line, sizeof(line), &print_prefix);
313  va_end(vl2);
314 
315 #if HAVE_THREADS
316  pthread_mutex_lock(&log_mutex);
317 
318  new_log_buffer = av_realloc_array(log_buffer, log_buffer_size + 1, sizeof(*log_buffer));
319  if (new_log_buffer) {
320  char *msg;
321  int i;
322 
323  log_buffer = new_log_buffer;
324  memset(&log_buffer[log_buffer_size], 0, sizeof(log_buffer[log_buffer_size]));
325  log_buffer[log_buffer_size].context_name= avc ? av_strdup(avc->item_name(ptr)) : NULL;
326  if (avc) {
327  if (avc->get_category) log_buffer[log_buffer_size].category = avc->get_category(ptr);
328  else log_buffer[log_buffer_size].category = avc->category;
329  }
330  log_buffer[log_buffer_size].log_level = level;
331  msg = log_buffer[log_buffer_size].log_message = av_strdup(line);
332  for (i=strlen(msg) - 1; i>=0 && msg[i] == '\n'; i--) {
333  msg[i] = 0;
334  }
335  if (avc && avc->parent_log_context_offset) {
336  AVClass** parent = *(AVClass ***) (((uint8_t *) ptr) +
338  if (parent && *parent) {
339  log_buffer[log_buffer_size].parent_name = av_strdup((*parent)->item_name(parent));
340  log_buffer[log_buffer_size].parent_category =
341  (*parent)->get_category ? (*parent)->get_category(parent) :(*parent)->category;
342  }
343  }
344  log_buffer_size ++;
345  }
346 
347  pthread_mutex_unlock(&log_mutex);
348 #endif
349 }
350 
351 static void ffprobe_cleanup(int ret)
352 {
353  int i;
354  for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
355  av_dict_free(&(sections[i].entries_to_show));
356 
357 #if HAVE_THREADS
358  pthread_mutex_destroy(&log_mutex);
359 #endif
360 }
361 
362 struct unit_value {
363  union { double d; long long int i; } val;
364  const char *unit;
365 };
366 
367 static char *value_string(char *buf, int buf_size, struct unit_value uv)
368 {
369  double vald;
370  long long int vali;
371  int show_float = 0;
372 
373  if (uv.unit == unit_second_str) {
374  vald = uv.val.d;
375  show_float = 1;
376  } else {
377  vald = vali = uv.val.i;
378  }
379 
381  double secs;
382  int hours, mins;
383  secs = vald;
384  mins = (int)secs / 60;
385  secs = secs - mins * 60;
386  hours = mins / 60;
387  mins %= 60;
388  snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
389  } else {
390  const char *prefix_string = "";
391 
392  if (use_value_prefix && vald > 1) {
393  long long int index;
394 
396  index = (long long int) (log2(vald)) / 10;
397  index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
398  vald /= si_prefixes[index].bin_val;
399  prefix_string = si_prefixes[index].bin_str;
400  } else {
401  index = (long long int) (log10(vald)) / 3;
402  index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
403  vald /= si_prefixes[index].dec_val;
404  prefix_string = si_prefixes[index].dec_str;
405  }
406  vali = vald;
407  }
408 
409  if (show_float || (use_value_prefix && vald != (long long int)vald))
410  snprintf(buf, buf_size, "%f", vald);
411  else
412  snprintf(buf, buf_size, "%lld", vali);
413  av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
414  prefix_string, show_value_unit ? uv.unit : "");
415  }
416 
417  return buf;
418 }
419 
420 /* WRITERS API */
421 
422 typedef struct WriterContext WriterContext;
423 
424 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
425 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
426 
427 typedef enum {
433 
434 typedef struct Writer {
435  const AVClass *priv_class; ///< private class of the writer, if any
436  int priv_size; ///< private size for the writer context
437  const char *name;
438 
439  int (*init) (WriterContext *wctx);
440  void (*uninit)(WriterContext *wctx);
441 
442  void (*print_section_header)(WriterContext *wctx);
443  void (*print_section_footer)(WriterContext *wctx);
444  void (*print_integer) (WriterContext *wctx, const char *, long long int);
445  void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
446  void (*print_string) (WriterContext *wctx, const char *, const char *);
447  int flags; ///< a combination or WRITER_FLAG_*
448 } Writer;
449 
450 #define SECTION_MAX_NB_LEVELS 10
451 
452 struct WriterContext {
453  const AVClass *class; ///< class of the writer
454  const Writer *writer; ///< the Writer of which this is an instance
455  char *name; ///< name of this writer instance
456  void *priv; ///< private data for use by the filter
457 
458  const struct section *sections; ///< array containing all sections
459  int nb_sections; ///< number of sections
460 
461  int level; ///< current level, starting from 0
462 
463  /** number of the item printed in the given section, starting from 0 */
464  unsigned int nb_item[SECTION_MAX_NB_LEVELS];
465 
466  /** section per each level */
468  AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
469  /// used by various writers
470 
471  unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
472  unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
473  unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
474 
478 };
479 
480 static const char *writer_get_name(void *p)
481 {
482  WriterContext *wctx = p;
483  return wctx->writer->name;
484 }
485 
486 #define OFFSET(x) offsetof(WriterContext, x)
487 
488 static const AVOption writer_options[] = {
489  { "string_validation", "set string validation mode",
490  OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
491  { "sv", "set string validation mode",
492  OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
493  { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
494  { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
495  { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
496  { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
497  { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
498  { NULL }
499 };
500 
501 static void *writer_child_next(void *obj, void *prev)
502 {
503  WriterContext *ctx = obj;
504  if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
505  return ctx->priv;
506  return NULL;
507 }
508 
509 static const AVClass writer_class = {
510  .class_name = "Writer",
511  .item_name = writer_get_name,
512  .option = writer_options,
513  .version = LIBAVUTIL_VERSION_INT,
514  .child_next = writer_child_next,
515 };
516 
517 static void writer_close(WriterContext **wctx)
518 {
519  int i;
520 
521  if (!*wctx)
522  return;
523 
524  if ((*wctx)->writer->uninit)
525  (*wctx)->writer->uninit(*wctx);
526  for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
527  av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
528  if ((*wctx)->writer->priv_class)
529  av_opt_free((*wctx)->priv);
530  av_freep(&((*wctx)->priv));
531  av_opt_free(*wctx);
532  av_freep(wctx);
533 }
534 
535 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
536 {
537  int i;
538  av_bprintf(bp, "0X");
539  for (i = 0; i < ubuf_size; i++)
540  av_bprintf(bp, "%02X", ubuf[i]);
541 }
542 
543 
544 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
545  const struct section *sections, int nb_sections)
546 {
547  int i, ret = 0;
548 
549  if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
550  ret = AVERROR(ENOMEM);
551  goto fail;
552  }
553 
554  if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
555  ret = AVERROR(ENOMEM);
556  goto fail;
557  }
558 
559  (*wctx)->class = &writer_class;
560  (*wctx)->writer = writer;
561  (*wctx)->level = -1;
562  (*wctx)->sections = sections;
563  (*wctx)->nb_sections = nb_sections;
564 
565  av_opt_set_defaults(*wctx);
566 
567  if (writer->priv_class) {
568  void *priv_ctx = (*wctx)->priv;
569  *((const AVClass **)priv_ctx) = writer->priv_class;
570  av_opt_set_defaults(priv_ctx);
571  }
572 
573  /* convert options to dictionary */
574  if (args) {
576  AVDictionaryEntry *opt = NULL;
577 
578  if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
579  av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
580  av_dict_free(&opts);
581  goto fail;
582  }
583 
584  while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
585  if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
586  av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
587  opt->key, opt->value);
588  av_dict_free(&opts);
589  goto fail;
590  }
591  }
592 
593  av_dict_free(&opts);
594  }
595 
596  /* validate replace string */
597  {
598  const uint8_t *p = (*wctx)->string_validation_replacement;
599  const uint8_t *endp = p + strlen(p);
600  while (*p) {
601  const uint8_t *p0 = p;
602  int32_t code;
603  ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
604  if (ret < 0) {
605  AVBPrint bp;
607  bprint_bytes(&bp, p0, p-p0),
608  av_log(wctx, AV_LOG_ERROR,
609  "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
610  bp.str, (*wctx)->string_validation_replacement);
611  return ret;
612  }
613  }
614  }
615 
616  for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
617  av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
618 
619  if ((*wctx)->writer->init)
620  ret = (*wctx)->writer->init(*wctx);
621  if (ret < 0)
622  goto fail;
623 
624  return 0;
625 
626 fail:
627  writer_close(wctx);
628  return ret;
629 }
630 
631 static inline void writer_print_section_header(WriterContext *wctx,
632  int section_id)
633 {
634  int parent_section_id;
635  wctx->level++;
637  parent_section_id = wctx->level ?
638  (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
639 
640  wctx->nb_item[wctx->level] = 0;
641  wctx->section[wctx->level] = &wctx->sections[section_id];
642 
643  if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
644  wctx->nb_section_packet = wctx->nb_section_frame =
645  wctx->nb_section_packet_frame = 0;
646  } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
647  wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
648  wctx->nb_section_packet : wctx->nb_section_frame;
649  }
650 
651  if (wctx->writer->print_section_header)
652  wctx->writer->print_section_header(wctx);
653 }
654 
655 static inline void writer_print_section_footer(WriterContext *wctx)
656 {
657  int section_id = wctx->section[wctx->level]->id;
658  int parent_section_id = wctx->level ?
659  wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
660 
661  if (parent_section_id != SECTION_ID_NONE)
662  wctx->nb_item[wctx->level-1]++;
663  if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
664  if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
665  else wctx->nb_section_frame++;
666  }
667  if (wctx->writer->print_section_footer)
668  wctx->writer->print_section_footer(wctx);
669  wctx->level--;
670 }
671 
672 static inline void writer_print_integer(WriterContext *wctx,
673  const char *key, long long int val)
674 {
675  const struct section *section = wctx->section[wctx->level];
676 
677  if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
678  wctx->writer->print_integer(wctx, key, val);
679  wctx->nb_item[wctx->level]++;
680  }
681 }
682 
683 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
684 {
685  const uint8_t *p, *endp;
686  AVBPrint dstbuf;
687  int invalid_chars_nb = 0, ret = 0;
688 
690 
691  endp = src + strlen(src);
692  for (p = (uint8_t *)src; *p;) {
693  uint32_t code;
694  int invalid = 0;
695  const uint8_t *p0 = p;
696 
697  if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
698  AVBPrint bp;
700  bprint_bytes(&bp, p0, p-p0);
701  av_log(wctx, AV_LOG_DEBUG,
702  "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
703  invalid = 1;
704  }
705 
706  if (invalid) {
707  invalid_chars_nb++;
708 
709  switch (wctx->string_validation) {
711  av_log(wctx, AV_LOG_ERROR,
712  "Invalid UTF-8 sequence found in string '%s'\n", src);
714  goto end;
715  break;
716 
718  av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
719  break;
720  }
721  }
722 
723  if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
724  av_bprint_append_data(&dstbuf, p0, p-p0);
725  }
726 
727  if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
728  av_log(wctx, AV_LOG_WARNING,
729  "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
730  invalid_chars_nb, src, wctx->string_validation_replacement);
731  }
732 
733 end:
734  av_bprint_finalize(&dstbuf, dstp);
735  return ret;
736 }
737 
738 #define PRINT_STRING_OPT 1
739 #define PRINT_STRING_VALIDATE 2
740 
741 static inline int writer_print_string(WriterContext *wctx,
742  const char *key, const char *val, int flags)
743 {
744  const struct section *section = wctx->section[wctx->level];
745  int ret = 0;
746 
747  if ((flags & PRINT_STRING_OPT)
749  return 0;
750 
751  if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
752  if (flags & PRINT_STRING_VALIDATE) {
753  char *key1 = NULL, *val1 = NULL;
754  ret = validate_string(wctx, &key1, key);
755  if (ret < 0) goto end;
756  ret = validate_string(wctx, &val1, val);
757  if (ret < 0) goto end;
758  wctx->writer->print_string(wctx, key1, val1);
759  end:
760  if (ret < 0) {
761  av_log(wctx, AV_LOG_ERROR,
762  "Invalid key=value string combination %s=%s in section %s\n",
763  key, val, section->unique_name);
764  }
765  av_free(key1);
766  av_free(val1);
767  } else {
768  wctx->writer->print_string(wctx, key, val);
769  }
770 
771  wctx->nb_item[wctx->level]++;
772  }
773 
774  return ret;
775 }
776 
777 static inline void writer_print_rational(WriterContext *wctx,
778  const char *key, AVRational q, char sep)
779 {
780  AVBPrint buf;
782  av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
783  writer_print_string(wctx, key, buf.str, 0);
784 }
785 
786 static void writer_print_time(WriterContext *wctx, const char *key,
787  int64_t ts, const AVRational *time_base, int is_duration)
788 {
789  char buf[128];
790 
791  if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
792  writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
793  } else {
794  double d = ts * av_q2d(*time_base);
795  struct unit_value uv;
796  uv.val.d = d;
797  uv.unit = unit_second_str;
798  value_string(buf, sizeof(buf), uv);
799  writer_print_string(wctx, key, buf, 0);
800  }
801 }
802 
803 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
804 {
805  if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
806  writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
807  } else {
808  writer_print_integer(wctx, key, ts);
809  }
810 }
811 
812 static void writer_print_data(WriterContext *wctx, const char *name,
813  uint8_t *data, int size)
814 {
815  AVBPrint bp;
816  int offset = 0, l, i;
817 
819  av_bprintf(&bp, "\n");
820  while (size) {
821  av_bprintf(&bp, "%08x: ", offset);
822  l = FFMIN(size, 16);
823  for (i = 0; i < l; i++) {
824  av_bprintf(&bp, "%02x", data[i]);
825  if (i & 1)
826  av_bprintf(&bp, " ");
827  }
828  av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
829  for (i = 0; i < l; i++)
830  av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
831  av_bprintf(&bp, "\n");
832  offset += l;
833  data += l;
834  size -= l;
835  }
836  writer_print_string(wctx, name, bp.str, 0);
837  av_bprint_finalize(&bp, NULL);
838 }
839 
840 static void writer_print_data_hash(WriterContext *wctx, const char *name,
841  uint8_t *data, int size)
842 {
843  char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
844 
845  if (!hash)
846  return;
847  av_hash_init(hash);
848  av_hash_update(hash, data, size);
849  snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
850  p = buf + strlen(buf);
851  av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
852  writer_print_string(wctx, name, buf, 0);
853 }
854 
855 static void writer_print_integers(WriterContext *wctx, const char *name,
856  uint8_t *data, int size, const char *format,
857  int columns, int bytes, int offset_add)
858 {
859  AVBPrint bp;
860  int offset = 0, l, i;
861 
863  av_bprintf(&bp, "\n");
864  while (size) {
865  av_bprintf(&bp, "%08x: ", offset);
866  l = FFMIN(size, columns);
867  for (i = 0; i < l; i++) {
868  if (bytes == 1) av_bprintf(&bp, format, *data);
869  else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
870  else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
871  data += bytes;
872  size --;
873  }
874  av_bprintf(&bp, "\n");
875  offset += offset_add;
876  }
877  writer_print_string(wctx, name, bp.str, 0);
878  av_bprint_finalize(&bp, NULL);
879 }
880 
881 #define MAX_REGISTERED_WRITERS_NB 64
882 
884 
885 static int writer_register(const Writer *writer)
886 {
887  static int next_registered_writer_idx = 0;
888 
889  if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
890  return AVERROR(ENOMEM);
891 
892  registered_writers[next_registered_writer_idx++] = writer;
893  return 0;
894 }
895 
896 static const Writer *writer_get_by_name(const char *name)
897 {
898  int i;
899 
900  for (i = 0; registered_writers[i]; i++)
901  if (!strcmp(registered_writers[i]->name, name))
902  return registered_writers[i];
903 
904  return NULL;
905 }
906 
907 
908 /* WRITERS */
909 
910 #define DEFINE_WRITER_CLASS(name) \
911 static const char *name##_get_name(void *ctx) \
912 { \
913  return #name ; \
914 } \
915 static const AVClass name##_class = { \
916  .class_name = #name, \
917  .item_name = name##_get_name, \
918  .option = name##_options \
919 }
920 
921 /* Default output */
922 
923 typedef struct DefaultContext {
924  const AVClass *class;
925  int nokey;
927  int nested_section[SECTION_MAX_NB_LEVELS];
929 
930 #undef OFFSET
931 #define OFFSET(x) offsetof(DefaultContext, x)
932 
933 static const AVOption default_options[] = {
934  { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
935  { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
936  { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
937  { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
938  {NULL},
939 };
940 
941 DEFINE_WRITER_CLASS(default);
942 
943 /* lame uppercasing routine, assumes the string is lower case ASCII */
944 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
945 {
946  int i;
947  for (i = 0; src[i] && i < dst_size-1; i++)
948  dst[i] = av_toupper(src[i]);
949  dst[i] = 0;
950  return dst;
951 }
952 
953 static void default_print_section_header(WriterContext *wctx)
954 {
955  DefaultContext *def = wctx->priv;
956  char buf[32];
957  const struct section *section = wctx->section[wctx->level];
958  const struct section *parent_section = wctx->level ?
959  wctx->section[wctx->level-1] : NULL;
960 
961  av_bprint_clear(&wctx->section_pbuf[wctx->level]);
962  if (parent_section &&
963  !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
964  def->nested_section[wctx->level] = 1;
965  av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
966  wctx->section_pbuf[wctx->level-1].str,
967  upcase_string(buf, sizeof(buf),
968  av_x_if_null(section->element_name, section->name)));
969  }
970 
971  if (def->noprint_wrappers || def->nested_section[wctx->level])
972  return;
973 
975  printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
976 }
977 
978 static void default_print_section_footer(WriterContext *wctx)
979 {
980  DefaultContext *def = wctx->priv;
981  const struct section *section = wctx->section[wctx->level];
982  char buf[32];
983 
984  if (def->noprint_wrappers || def->nested_section[wctx->level])
985  return;
986 
988  printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
989 }
990 
991 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
992 {
993  DefaultContext *def = wctx->priv;
994 
995  if (!def->nokey)
996  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
997  printf("%s\n", value);
998 }
999 
1000 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
1001 {
1002  DefaultContext *def = wctx->priv;
1003 
1004  if (!def->nokey)
1005  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1006  printf("%lld\n", value);
1007 }
1008 
1009 static const Writer default_writer = {
1010  .name = "default",
1011  .priv_size = sizeof(DefaultContext),
1014  .print_integer = default_print_int,
1015  .print_string = default_print_str,
1017  .priv_class = &default_class,
1018 };
1019 
1020 /* Compact output */
1021 
1022 /**
1023  * Apply C-language-like string escaping.
1024  */
1025 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
1026 {
1027  const char *p;
1028 
1029  for (p = src; *p; p++) {
1030  switch (*p) {
1031  case '\b': av_bprintf(dst, "%s", "\\b"); break;
1032  case '\f': av_bprintf(dst, "%s", "\\f"); break;
1033  case '\n': av_bprintf(dst, "%s", "\\n"); break;
1034  case '\r': av_bprintf(dst, "%s", "\\r"); break;
1035  case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1036  default:
1037  if (*p == sep)
1038  av_bprint_chars(dst, '\\', 1);
1039  av_bprint_chars(dst, *p, 1);
1040  }
1041  }
1042  return dst->str;
1043 }
1044 
1045 /**
1046  * Quote fields containing special characters, check RFC4180.
1047  */
1048 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
1049 {
1050  char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
1051  int needs_quoting = !!src[strcspn(src, meta_chars)];
1052 
1053  if (needs_quoting)
1054  av_bprint_chars(dst, '"', 1);
1055 
1056  for (; *src; src++) {
1057  if (*src == '"')
1058  av_bprint_chars(dst, '"', 1);
1059  av_bprint_chars(dst, *src, 1);
1060  }
1061  if (needs_quoting)
1062  av_bprint_chars(dst, '"', 1);
1063  return dst->str;
1064 }
1065 
1066 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
1067 {
1068  return src;
1069 }
1070 
1071 typedef struct CompactContext {
1072  const AVClass *class;
1074  char item_sep;
1075  int nokey;
1078  const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
1079  int nested_section[SECTION_MAX_NB_LEVELS];
1080  int has_nested_elems[SECTION_MAX_NB_LEVELS];
1081  int terminate_line[SECTION_MAX_NB_LEVELS];
1082 } CompactContext;
1083 
1084 #undef OFFSET
1085 #define OFFSET(x) offsetof(CompactContext, x)
1086 
1087 static const AVOption compact_options[]= {
1088  {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, 0, 0 },
1089  {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, 0, 0 },
1090  {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1091  {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1092  {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, 0, 0 },
1093  {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, 0, 0 },
1094  {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1095  {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1096  {NULL},
1097 };
1098 
1099 DEFINE_WRITER_CLASS(compact);
1100 
1101 static av_cold int compact_init(WriterContext *wctx)
1102 {
1103  CompactContext *compact = wctx->priv;
1104 
1105  if (strlen(compact->item_sep_str) != 1) {
1106  av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1107  compact->item_sep_str);
1108  return AVERROR(EINVAL);
1109  }
1110  compact->item_sep = compact->item_sep_str[0];
1111 
1112  if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
1113  else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
1114  else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
1115  else {
1116  av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
1117  return AVERROR(EINVAL);
1118  }
1119 
1120  return 0;
1121 }
1122 
1123 static void compact_print_section_header(WriterContext *wctx)
1124 {
1125  CompactContext *compact = wctx->priv;
1126  const struct section *section = wctx->section[wctx->level];
1127  const struct section *parent_section = wctx->level ?
1128  wctx->section[wctx->level-1] : NULL;
1129  compact->terminate_line[wctx->level] = 1;
1130  compact->has_nested_elems[wctx->level] = 0;
1131 
1132  av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1133  if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1134  !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1135  compact->nested_section[wctx->level] = 1;
1136  compact->has_nested_elems[wctx->level-1] = 1;
1137  av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1138  wctx->section_pbuf[wctx->level-1].str,
1139  (char *)av_x_if_null(section->element_name, section->name));
1140  wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1141  } else {
1142  if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1143  (section->flags & SECTION_FLAG_IS_ARRAY)) {
1144  compact->terminate_line[wctx->level-1] = 0;
1145  printf("\n");
1146  }
1147  if (compact->print_section &&
1149  printf("%s%c", section->name, compact->item_sep);
1150  }
1151 }
1152 
1153 static void compact_print_section_footer(WriterContext *wctx)
1154 {
1155  CompactContext *compact = wctx->priv;
1156 
1157  if (!compact->nested_section[wctx->level] &&
1158  compact->terminate_line[wctx->level] &&
1160  printf("\n");
1161 }
1162 
1163 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1164 {
1165  CompactContext *compact = wctx->priv;
1166  AVBPrint buf;
1167 
1168  if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1169  if (!compact->nokey)
1170  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1172  printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1173  av_bprint_finalize(&buf, NULL);
1174 }
1175 
1176 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1177 {
1178  CompactContext *compact = wctx->priv;
1179 
1180  if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1181  if (!compact->nokey)
1182  printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1183  printf("%lld", value);
1184 }
1185 
1186 static const Writer compact_writer = {
1187  .name = "compact",
1188  .priv_size = sizeof(CompactContext),
1189  .init = compact_init,
1192  .print_integer = compact_print_int,
1193  .print_string = compact_print_str,
1195  .priv_class = &compact_class,
1196 };
1197 
1198 /* CSV output */
1199 
1200 #undef OFFSET
1201 #define OFFSET(x) offsetof(CompactContext, x)
1202 
1203 static const AVOption csv_options[] = {
1204  {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, 0, 0 },
1205  {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, 0, 0 },
1206  {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1207  {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1208  {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, 0, 0 },
1209  {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, 0, 0 },
1210  {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1211  {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1212  {NULL},
1213 };
1214 
1215 DEFINE_WRITER_CLASS(csv);
1216 
1217 static const Writer csv_writer = {
1218  .name = "csv",
1219  .priv_size = sizeof(CompactContext),
1220  .init = compact_init,
1223  .print_integer = compact_print_int,
1224  .print_string = compact_print_str,
1226  .priv_class = &csv_class,
1227 };
1228 
1229 /* Flat output */
1230 
1231 typedef struct FlatContext {
1232  const AVClass *class;
1233  const char *sep_str;
1234  char sep;
1236 } FlatContext;
1237 
1238 #undef OFFSET
1239 #define OFFSET(x) offsetof(FlatContext, x)
1240 
1241 static const AVOption flat_options[]= {
1242  {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, 0, 0 },
1243  {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, 0, 0 },
1244  {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1245  {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1246  {NULL},
1247 };
1248 
1250 
1251 static av_cold int flat_init(WriterContext *wctx)
1252 {
1253  FlatContext *flat = wctx->priv;
1254 
1255  if (strlen(flat->sep_str) != 1) {
1256  av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1257  flat->sep_str);
1258  return AVERROR(EINVAL);
1259  }
1260  flat->sep = flat->sep_str[0];
1261 
1262  return 0;
1263 }
1264 
1265 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1266 {
1267  const char *p;
1268 
1269  for (p = src; *p; p++) {
1270  if (!((*p >= '0' && *p <= '9') ||
1271  (*p >= 'a' && *p <= 'z') ||
1272  (*p >= 'A' && *p <= 'Z')))
1273  av_bprint_chars(dst, '_', 1);
1274  else
1275  av_bprint_chars(dst, *p, 1);
1276  }
1277  return dst->str;
1278 }
1279 
1280 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1281 {
1282  const char *p;
1283 
1284  for (p = src; *p; p++) {
1285  switch (*p) {
1286  case '\n': av_bprintf(dst, "%s", "\\n"); break;
1287  case '\r': av_bprintf(dst, "%s", "\\r"); break;
1288  case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1289  case '"': av_bprintf(dst, "%s", "\\\""); break;
1290  case '`': av_bprintf(dst, "%s", "\\`"); break;
1291  case '$': av_bprintf(dst, "%s", "\\$"); break;
1292  default: av_bprint_chars(dst, *p, 1); break;
1293  }
1294  }
1295  return dst->str;
1296 }
1297 
1298 static void flat_print_section_header(WriterContext *wctx)
1299 {
1300  FlatContext *flat = wctx->priv;
1301  AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1302  const struct section *section = wctx->section[wctx->level];
1303  const struct section *parent_section = wctx->level ?
1304  wctx->section[wctx->level-1] : NULL;
1305 
1306  /* build section header */
1307  av_bprint_clear(buf);
1308  if (!parent_section)
1309  return;
1310  av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1311 
1312  if (flat->hierarchical ||
1314  av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1315 
1316  if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1317  int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1318  wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1319  av_bprintf(buf, "%d%s", n, flat->sep_str);
1320  }
1321  }
1322 }
1323 
1324 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1325 {
1326  printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1327 }
1328 
1329 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1330 {
1331  FlatContext *flat = wctx->priv;
1332  AVBPrint buf;
1333 
1334  printf("%s", wctx->section_pbuf[wctx->level].str);
1336  printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1337  av_bprint_clear(&buf);
1338  printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1339  av_bprint_finalize(&buf, NULL);
1340 }
1341 
1342 static const Writer flat_writer = {
1343  .name = "flat",
1344  .priv_size = sizeof(FlatContext),
1345  .init = flat_init,
1347  .print_integer = flat_print_int,
1348  .print_string = flat_print_str,
1350  .priv_class = &flat_class,
1351 };
1352 
1353 /* INI format output */
1354 
1355 typedef struct INIContext {
1356  const AVClass *class;
1358 } INIContext;
1359 
1360 #undef OFFSET
1361 #define OFFSET(x) offsetof(INIContext, x)
1362 
1363 static const AVOption ini_options[] = {
1364  {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1365  {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1366  {NULL},
1367 };
1368 
1369 DEFINE_WRITER_CLASS(ini);
1370 
1371 static char *ini_escape_str(AVBPrint *dst, const char *src)
1372 {
1373  int i = 0;
1374  char c = 0;
1375 
1376  while (c = src[i++]) {
1377  switch (c) {
1378  case '\b': av_bprintf(dst, "%s", "\\b"); break;
1379  case '\f': av_bprintf(dst, "%s", "\\f"); break;
1380  case '\n': av_bprintf(dst, "%s", "\\n"); break;
1381  case '\r': av_bprintf(dst, "%s", "\\r"); break;
1382  case '\t': av_bprintf(dst, "%s", "\\t"); break;
1383  case '\\':
1384  case '#' :
1385  case '=' :
1386  case ':' : av_bprint_chars(dst, '\\', 1);
1387  default:
1388  if ((unsigned char)c < 32)
1389  av_bprintf(dst, "\\x00%02x", c & 0xff);
1390  else
1391  av_bprint_chars(dst, c, 1);
1392  break;
1393  }
1394  }
1395  return dst->str;
1396 }
1397 
1398 static void ini_print_section_header(WriterContext *wctx)
1399 {
1400  INIContext *ini = wctx->priv;
1401  AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1402  const struct section *section = wctx->section[wctx->level];
1403  const struct section *parent_section = wctx->level ?
1404  wctx->section[wctx->level-1] : NULL;
1405 
1406  av_bprint_clear(buf);
1407  if (!parent_section) {
1408  printf("# ffprobe output\n\n");
1409  return;
1410  }
1411 
1412  if (wctx->nb_item[wctx->level-1])
1413  printf("\n");
1414 
1415  av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1416  if (ini->hierarchical ||
1418  av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1419 
1420  if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1421  int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1422  wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1423  av_bprintf(buf, ".%d", n);
1424  }
1425  }
1426 
1428  printf("[%s]\n", buf->str);
1429 }
1430 
1431 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1432 {
1433  AVBPrint buf;
1434 
1436  printf("%s=", ini_escape_str(&buf, key));
1437  av_bprint_clear(&buf);
1438  printf("%s\n", ini_escape_str(&buf, value));
1439  av_bprint_finalize(&buf, NULL);
1440 }
1441 
1442 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1443 {
1444  printf("%s=%lld\n", key, value);
1445 }
1446 
1447 static const Writer ini_writer = {
1448  .name = "ini",
1449  .priv_size = sizeof(INIContext),
1451  .print_integer = ini_print_int,
1452  .print_string = ini_print_str,
1454  .priv_class = &ini_class,
1455 };
1456 
1457 /* JSON output */
1458 
1459 typedef struct JSONContext {
1460  const AVClass *class;
1462  int compact;
1463  const char *item_sep, *item_start_end;
1464 } JSONContext;
1465 
1466 #undef OFFSET
1467 #define OFFSET(x) offsetof(JSONContext, x)
1468 
1469 static const AVOption json_options[]= {
1470  { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1471  { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1472  { NULL }
1473 };
1474 
1475 DEFINE_WRITER_CLASS(json);
1476 
1477 static av_cold int json_init(WriterContext *wctx)
1478 {
1479  JSONContext *json = wctx->priv;
1480 
1481  json->item_sep = json->compact ? ", " : ",\n";
1482  json->item_start_end = json->compact ? " " : "\n";
1483 
1484  return 0;
1485 }
1486 
1487 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1488 {
1489  static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1490  static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1491  const char *p;
1492 
1493  for (p = src; *p; p++) {
1494  char *s = strchr(json_escape, *p);
1495  if (s) {
1496  av_bprint_chars(dst, '\\', 1);
1497  av_bprint_chars(dst, json_subst[s - json_escape], 1);
1498  } else if ((unsigned char)*p < 32) {
1499  av_bprintf(dst, "\\u00%02x", *p & 0xff);
1500  } else {
1501  av_bprint_chars(dst, *p, 1);
1502  }
1503  }
1504  return dst->str;
1505 }
1506 
1507 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1508 
1509 static void json_print_section_header(WriterContext *wctx)
1510 {
1511  JSONContext *json = wctx->priv;
1512  AVBPrint buf;
1513  const struct section *section = wctx->section[wctx->level];
1514  const struct section *parent_section = wctx->level ?
1515  wctx->section[wctx->level-1] : NULL;
1516 
1517  if (wctx->level && wctx->nb_item[wctx->level-1])
1518  printf(",\n");
1519 
1520  if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1521  printf("{\n");
1522  json->indent_level++;
1523  } else {
1525  json_escape_str(&buf, section->name, wctx);
1526  JSON_INDENT();
1527 
1528  json->indent_level++;
1529  if (section->flags & SECTION_FLAG_IS_ARRAY) {
1530  printf("\"%s\": [\n", buf.str);
1531  } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1532  printf("\"%s\": {%s", buf.str, json->item_start_end);
1533  } else {
1534  printf("{%s", json->item_start_end);
1535 
1536  /* this is required so the parser can distinguish between packets and frames */
1537  if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1538  if (!json->compact)
1539  JSON_INDENT();
1540  printf("\"type\": \"%s\"", section->name);
1541  }
1542  }
1543  av_bprint_finalize(&buf, NULL);
1544  }
1545 }
1546 
1547 static void json_print_section_footer(WriterContext *wctx)
1548 {
1549  JSONContext *json = wctx->priv;
1550  const struct section *section = wctx->section[wctx->level];
1551 
1552  if (wctx->level == 0) {
1553  json->indent_level--;
1554  printf("\n}\n");
1555  } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1556  printf("\n");
1557  json->indent_level--;
1558  JSON_INDENT();
1559  printf("]");
1560  } else {
1561  printf("%s", json->item_start_end);
1562  json->indent_level--;
1563  if (!json->compact)
1564  JSON_INDENT();
1565  printf("}");
1566  }
1567 }
1568 
1569 static inline void json_print_item_str(WriterContext *wctx,
1570  const char *key, const char *value)
1571 {
1572  AVBPrint buf;
1573 
1575  printf("\"%s\":", json_escape_str(&buf, key, wctx));
1576  av_bprint_clear(&buf);
1577  printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1578  av_bprint_finalize(&buf, NULL);
1579 }
1580 
1581 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1582 {
1583  JSONContext *json = wctx->priv;
1584  const struct section *parent_section = wctx->level ?
1585  wctx->section[wctx->level-1] : NULL;
1586 
1587  if (wctx->nb_item[wctx->level] || (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES))
1588  printf("%s", json->item_sep);
1589  if (!json->compact)
1590  JSON_INDENT();
1591  json_print_item_str(wctx, key, value);
1592 }
1593 
1594 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1595 {
1596  JSONContext *json = wctx->priv;
1597  const struct section *parent_section = wctx->level ?
1598  wctx->section[wctx->level-1] : NULL;
1599  AVBPrint buf;
1600 
1601  if (wctx->nb_item[wctx->level] || (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES))
1602  printf("%s", json->item_sep);
1603  if (!json->compact)
1604  JSON_INDENT();
1605 
1607  printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1608  av_bprint_finalize(&buf, NULL);
1609 }
1610 
1611 static const Writer json_writer = {
1612  .name = "json",
1613  .priv_size = sizeof(JSONContext),
1614  .init = json_init,
1617  .print_integer = json_print_int,
1618  .print_string = json_print_str,
1620  .priv_class = &json_class,
1621 };
1622 
1623 /* XML output */
1624 
1625 typedef struct XMLContext {
1626  const AVClass *class;
1631 } XMLContext;
1632 
1633 #undef OFFSET
1634 #define OFFSET(x) offsetof(XMLContext, x)
1635 
1636 static const AVOption xml_options[] = {
1637  {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1638  {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1639  {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1640  {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1641  {NULL},
1642 };
1643 
1644 DEFINE_WRITER_CLASS(xml);
1645 
1646 static av_cold int xml_init(WriterContext *wctx)
1647 {
1648  XMLContext *xml = wctx->priv;
1649 
1650  if (xml->xsd_strict) {
1651  xml->fully_qualified = 1;
1652 #define CHECK_COMPLIANCE(opt, opt_name) \
1653  if (opt) { \
1654  av_log(wctx, AV_LOG_ERROR, \
1655  "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1656  "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1657  return AVERROR(EINVAL); \
1658  }
1659  CHECK_COMPLIANCE(show_private_data, "private");
1662 
1664  av_log(wctx, AV_LOG_ERROR,
1665  "Interleaved frames and packets are not allowed in XSD. "
1666  "Select only one between the -show_frames and the -show_packets options.\n");
1667  return AVERROR(EINVAL);
1668  }
1669  }
1670 
1671  return 0;
1672 }
1673 
1674 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1675 {
1676  const char *p;
1677 
1678  for (p = src; *p; p++) {
1679  switch (*p) {
1680  case '&' : av_bprintf(dst, "%s", "&amp;"); break;
1681  case '<' : av_bprintf(dst, "%s", "&lt;"); break;
1682  case '>' : av_bprintf(dst, "%s", "&gt;"); break;
1683  case '"' : av_bprintf(dst, "%s", "&quot;"); break;
1684  case '\'': av_bprintf(dst, "%s", "&apos;"); break;
1685  default: av_bprint_chars(dst, *p, 1);
1686  }
1687  }
1688 
1689  return dst->str;
1690 }
1691 
1692 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1693 
1694 static void xml_print_section_header(WriterContext *wctx)
1695 {
1696  XMLContext *xml = wctx->priv;
1697  const struct section *section = wctx->section[wctx->level];
1698  const struct section *parent_section = wctx->level ?
1699  wctx->section[wctx->level-1] : NULL;
1700 
1701  if (wctx->level == 0) {
1702  const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1703  "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1704  "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1705 
1706  printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1707  printf("<%sffprobe%s>\n",
1708  xml->fully_qualified ? "ffprobe:" : "",
1709  xml->fully_qualified ? qual : "");
1710  return;
1711  }
1712 
1713  if (xml->within_tag) {
1714  xml->within_tag = 0;
1715  printf(">\n");
1716  }
1717  if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1718  xml->indent_level++;
1719  } else {
1720  if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1721  wctx->level && wctx->nb_item[wctx->level-1])
1722  printf("\n");
1723  xml->indent_level++;
1724 
1725  if (section->flags & SECTION_FLAG_IS_ARRAY) {
1726  XML_INDENT(); printf("<%s>\n", section->name);
1727  } else {
1728  XML_INDENT(); printf("<%s ", section->name);
1729  xml->within_tag = 1;
1730  }
1731  }
1732 }
1733 
1734 static void xml_print_section_footer(WriterContext *wctx)
1735 {
1736  XMLContext *xml = wctx->priv;
1737  const struct section *section = wctx->section[wctx->level];
1738 
1739  if (wctx->level == 0) {
1740  printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1741  } else if (xml->within_tag) {
1742  xml->within_tag = 0;
1743  printf("/>\n");
1744  xml->indent_level--;
1745  } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1746  xml->indent_level--;
1747  } else {
1748  XML_INDENT(); printf("</%s>\n", section->name);
1749  xml->indent_level--;
1750  }
1751 }
1752 
1753 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1754 {
1755  AVBPrint buf;
1756  XMLContext *xml = wctx->priv;
1757  const struct section *section = wctx->section[wctx->level];
1758 
1760 
1761  if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1762  XML_INDENT();
1763  printf("<%s key=\"%s\"",
1764  section->element_name, xml_escape_str(&buf, key, wctx));
1765  av_bprint_clear(&buf);
1766  printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1767  } else {
1768  if (wctx->nb_item[wctx->level])
1769  printf(" ");
1770  printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1771  }
1772 
1773  av_bprint_finalize(&buf, NULL);
1774 }
1775 
1776 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1777 {
1778  if (wctx->nb_item[wctx->level])
1779  printf(" ");
1780  printf("%s=\"%lld\"", key, value);
1781 }
1782 
1783 static Writer xml_writer = {
1784  .name = "xml",
1785  .priv_size = sizeof(XMLContext),
1786  .init = xml_init,
1789  .print_integer = xml_print_int,
1790  .print_string = xml_print_str,
1792  .priv_class = &xml_class,
1793 };
1794 
1795 static void writer_register_all(void)
1796 {
1797  static int initialized;
1798 
1799  if (initialized)
1800  return;
1801  initialized = 1;
1802 
1803  writer_register(&default_writer);
1804  writer_register(&compact_writer);
1805  writer_register(&csv_writer);
1806  writer_register(&flat_writer);
1807  writer_register(&ini_writer);
1808  writer_register(&json_writer);
1809  writer_register(&xml_writer);
1810 }
1811 
1812 #define print_fmt(k, f, ...) do { \
1813  av_bprint_clear(&pbuf); \
1814  av_bprintf(&pbuf, f, __VA_ARGS__); \
1815  writer_print_string(w, k, pbuf.str, 0); \
1816 } while (0)
1817 
1818 #define print_int(k, v) writer_print_integer(w, k, v)
1819 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1820 #define print_str(k, v) writer_print_string(w, k, v, 0)
1821 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1822 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1823 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1824 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1825 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1826 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1827 #define print_val(k, v, u) do { \
1828  struct unit_value uv; \
1829  uv.val.i = v; \
1830  uv.unit = u; \
1831  writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1832 } while (0)
1833 
1834 #define print_section_header(s) writer_print_section_header(w, s)
1835 #define print_section_footer(s) writer_print_section_footer(w, s)
1836 
1837 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1838 { \
1839  ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1840  if (ret < 0) \
1841  goto end; \
1842  memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1843 }
1844 
1845 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1846 {
1848  int ret = 0;
1849 
1850  if (!tags)
1851  return 0;
1852  writer_print_section_header(w, section_id);
1853 
1854  while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1855  if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1856  break;
1857  }
1859 
1860  return ret;
1861 }
1862 
1863 static void print_pkt_side_data(WriterContext *w,
1864  AVCodecParameters *par,
1865  const AVPacketSideData *side_data,
1866  int nb_side_data,
1867  SectionID id_data_list,
1868  SectionID id_data)
1869 {
1870  int i;
1871 
1872  writer_print_section_header(w, id_data_list);
1873  for (i = 0; i < nb_side_data; i++) {
1874  const AVPacketSideData *sd = &side_data[i];
1875  const char *name = av_packet_side_data_name(sd->type);
1876 
1877  writer_print_section_header(w, id_data);
1878  print_str("side_data_type", name ? name : "unknown");
1879  if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1880  writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1881  print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1882  } else if (sd->type == AV_PKT_DATA_STEREO3D) {
1883  const AVStereo3D *stereo = (AVStereo3D *)sd->data;
1884  print_str("type", av_stereo3d_type_name(stereo->type));
1885  print_int("inverted", !!(stereo->flags & AV_STEREO3D_FLAG_INVERT));
1886  } else if (sd->type == AV_PKT_DATA_SPHERICAL) {
1887  const AVSphericalMapping *spherical = (AVSphericalMapping *)sd->data;
1888  print_str("projection", av_spherical_projection_name(spherical->projection));
1889  if (spherical->projection == AV_SPHERICAL_CUBEMAP) {
1890  print_int("padding", spherical->padding);
1891  } else if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR_TILE) {
1892  size_t l, t, r, b;
1893  av_spherical_tile_bounds(spherical, par->width, par->height,
1894  &l, &t, &r, &b);
1895  print_int("bound_left", l);
1896  print_int("bound_top", t);
1897  print_int("bound_right", r);
1898  print_int("bound_bottom", b);
1899  }
1900 
1901  print_int("yaw", (double) spherical->yaw / (1 << 16));
1902  print_int("pitch", (double) spherical->pitch / (1 << 16));
1903  print_int("roll", (double) spherical->roll / (1 << 16));
1904  } else if (sd->type == AV_PKT_DATA_SKIP_SAMPLES && sd->size == 10) {
1905  print_int("skip_samples", AV_RL32(sd->data));
1906  print_int("discard_padding", AV_RL32(sd->data + 4));
1907  print_int("skip_reason", AV_RL8(sd->data + 8));
1908  print_int("discard_reason", AV_RL8(sd->data + 9));
1909  } else if (sd->type == AV_PKT_DATA_MASTERING_DISPLAY_METADATA) {
1911 
1912  if (metadata->has_primaries) {
1913  print_q("red_x", metadata->display_primaries[0][0], '/');
1914  print_q("red_y", metadata->display_primaries[0][1], '/');
1915  print_q("green_x", metadata->display_primaries[1][0], '/');
1916  print_q("green_y", metadata->display_primaries[1][1], '/');
1917  print_q("blue_x", metadata->display_primaries[2][0], '/');
1918  print_q("blue_y", metadata->display_primaries[2][1], '/');
1919 
1920  print_q("white_point_x", metadata->white_point[0], '/');
1921  print_q("white_point_y", metadata->white_point[1], '/');
1922  }
1923 
1924  if (metadata->has_luminance) {
1925  print_q("min_luminance", metadata->min_luminance, '/');
1926  print_q("max_luminance", metadata->max_luminance, '/');
1927  }
1928  } else if (sd->type == AV_PKT_DATA_CONTENT_LIGHT_LEVEL) {
1930  print_int("max_content", metadata->MaxCLL);
1931  print_int("max_average", metadata->MaxFALL);
1932  } else if (sd->type == AV_PKT_DATA_DOVI_CONF) {
1934  print_int("dv_version_major", dovi->dv_version_major);
1935  print_int("dv_version_minor", dovi->dv_version_minor);
1936  print_int("dv_profile", dovi->dv_profile);
1937  print_int("dv_level", dovi->dv_level);
1938  print_int("rpu_present_flag", dovi->rpu_present_flag);
1939  print_int("el_present_flag", dovi->el_present_flag);
1940  print_int("bl_present_flag", dovi->bl_present_flag);
1941  print_int("dv_bl_signal_compatibility_id", dovi->dv_bl_signal_compatibility_id);
1942  }
1944  }
1946 }
1947 
1948 static void print_color_range(WriterContext *w, enum AVColorRange color_range)
1949 {
1950  const char *val = av_color_range_name(color_range);
1951  if (!val || color_range == AVCOL_RANGE_UNSPECIFIED) {
1952  print_str_opt("color_range", "unknown");
1953  } else {
1954  print_str("color_range", val);
1955  }
1956 }
1957 
1958 static void print_color_space(WriterContext *w, enum AVColorSpace color_space)
1959 {
1960  const char *val = av_color_space_name(color_space);
1961  if (!val || color_space == AVCOL_SPC_UNSPECIFIED) {
1962  print_str_opt("color_space", "unknown");
1963  } else {
1964  print_str("color_space", val);
1965  }
1966 }
1967 
1968 static void print_primaries(WriterContext *w, enum AVColorPrimaries color_primaries)
1969 {
1970  const char *val = av_color_primaries_name(color_primaries);
1971  if (!val || color_primaries == AVCOL_PRI_UNSPECIFIED) {
1972  print_str_opt("color_primaries", "unknown");
1973  } else {
1974  print_str("color_primaries", val);
1975  }
1976 }
1977 
1978 static void print_color_trc(WriterContext *w, enum AVColorTransferCharacteristic color_trc)
1979 {
1980  const char *val = av_color_transfer_name(color_trc);
1981  if (!val || color_trc == AVCOL_TRC_UNSPECIFIED) {
1982  print_str_opt("color_transfer", "unknown");
1983  } else {
1984  print_str("color_transfer", val);
1985  }
1986 }
1987 
1988 static void print_chroma_location(WriterContext *w, enum AVChromaLocation chroma_location)
1989 {
1990  const char *val = av_chroma_location_name(chroma_location);
1991  if (!val || chroma_location == AVCHROMA_LOC_UNSPECIFIED) {
1992  print_str_opt("chroma_location", "unspecified");
1993  } else {
1994  print_str("chroma_location", val);
1995  }
1996 }
1997 
1998 
1999 static void clear_log(int need_lock)
2000 {
2001  int i;
2002 
2003  if (need_lock)
2004  pthread_mutex_lock(&log_mutex);
2005  for (i=0; i<log_buffer_size; i++) {
2006  av_freep(&log_buffer[i].context_name);
2007  av_freep(&log_buffer[i].parent_name);
2008  av_freep(&log_buffer[i].log_message);
2009  }
2010  log_buffer_size = 0;
2011  if(need_lock)
2012  pthread_mutex_unlock(&log_mutex);
2013 }
2014 
2015 static int show_log(WriterContext *w, int section_ids, int section_id, int log_level)
2016 {
2017  int i;
2018  pthread_mutex_lock(&log_mutex);
2019  if (!log_buffer_size) {
2020  pthread_mutex_unlock(&log_mutex);
2021  return 0;
2022  }
2023  writer_print_section_header(w, section_ids);
2024 
2025  for (i=0; i<log_buffer_size; i++) {
2026  if (log_buffer[i].log_level <= log_level) {
2027  writer_print_section_header(w, section_id);
2028  print_str("context", log_buffer[i].context_name);
2029  print_int("level", log_buffer[i].log_level);
2030  print_int("category", log_buffer[i].category);
2031  if (log_buffer[i].parent_name) {
2032  print_str("parent_context", log_buffer[i].parent_name);
2033  print_int("parent_category", log_buffer[i].parent_category);
2034  } else {
2035  print_str_opt("parent_context", "N/A");
2036  print_str_opt("parent_category", "N/A");
2037  }
2038  print_str("message", log_buffer[i].log_message);
2040  }
2041  }
2042  clear_log(0);
2043  pthread_mutex_unlock(&log_mutex);
2044 
2046 
2047  return 0;
2048 }
2049 
2050 static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
2051 {
2052  char val_str[128];
2053  AVStream *st = ifile->streams[pkt->stream_index].st;
2054  AVBPrint pbuf;
2055  const char *s;
2056 
2058 
2060 
2062  if (s) print_str ("codec_type", s);
2063  else print_str_opt("codec_type", "unknown");
2064  print_int("stream_index", pkt->stream_index);
2065  print_ts ("pts", pkt->pts);
2066  print_time("pts_time", pkt->pts, &st->time_base);
2067  print_ts ("dts", pkt->dts);
2068  print_time("dts_time", pkt->dts, &st->time_base);
2069  print_duration_ts("duration", pkt->duration);
2070  print_duration_time("duration_time", pkt->duration, &st->time_base);
2071  print_duration_ts("convergence_duration", pkt->convergence_duration);
2072  print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
2073  print_val("size", pkt->size, unit_byte_str);
2074  if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
2075  else print_str_opt("pos", "N/A");
2076  print_fmt("flags", "%c%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_',
2077  pkt->flags & AV_PKT_FLAG_DISCARD ? 'D' : '_');
2078 
2079  if (pkt->side_data_elems) {
2080  int size;
2081  const uint8_t *side_metadata;
2082 
2083  side_metadata = av_packet_get_side_data(pkt, AV_PKT_DATA_STRINGS_METADATA, &size);
2084  if (side_metadata && size && do_show_packet_tags) {
2085  AVDictionary *dict = NULL;
2086  if (av_packet_unpack_dictionary(side_metadata, size, &dict) >= 0)
2088  av_dict_free(&dict);
2089  }
2090 
2094  }
2095 
2096  if (do_show_data)
2097  writer_print_data(w, "data", pkt->data, pkt->size);
2098  writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
2100 
2101  av_bprint_finalize(&pbuf, NULL);
2102  fflush(stdout);
2103 }
2104 
2105 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
2107 {
2108  AVBPrint pbuf;
2109 
2111 
2113 
2114  print_str ("media_type", "subtitle");
2115  print_ts ("pts", sub->pts);
2116  print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
2117  print_int ("format", sub->format);
2118  print_int ("start_display_time", sub->start_display_time);
2119  print_int ("end_display_time", sub->end_display_time);
2120  print_int ("num_rects", sub->num_rects);
2121 
2123 
2124  av_bprint_finalize(&pbuf, NULL);
2125  fflush(stdout);
2126 }
2127 
2128 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
2130 {
2131  AVBPrint pbuf;
2132  char val_str[128];
2133  const char *s;
2134  int i;
2135 
2137 
2139 
2141  if (s) print_str ("media_type", s);
2142  else print_str_opt("media_type", "unknown");
2143  print_int("stream_index", stream->index);
2144  print_int("key_frame", frame->key_frame);
2145  print_ts ("pkt_pts", frame->pts);
2146  print_time("pkt_pts_time", frame->pts, &stream->time_base);
2147  print_ts ("pkt_dts", frame->pkt_dts);
2148  print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
2149  print_ts ("best_effort_timestamp", frame->best_effort_timestamp);
2150  print_time("best_effort_timestamp_time", frame->best_effort_timestamp, &stream->time_base);
2151  print_duration_ts ("pkt_duration", frame->pkt_duration);
2152  print_duration_time("pkt_duration_time", frame->pkt_duration, &stream->time_base);
2153  if (frame->pkt_pos != -1) print_fmt ("pkt_pos", "%"PRId64, frame->pkt_pos);
2154  else print_str_opt("pkt_pos", "N/A");
2155  if (frame->pkt_size != -1) print_val ("pkt_size", frame->pkt_size, unit_byte_str);
2156  else print_str_opt("pkt_size", "N/A");
2157 
2158  switch (stream->codecpar->codec_type) {
2159  AVRational sar;
2160 
2161  case AVMEDIA_TYPE_VIDEO:
2162  print_int("width", frame->width);
2163  print_int("height", frame->height);
2164  s = av_get_pix_fmt_name(frame->format);
2165  if (s) print_str ("pix_fmt", s);
2166  else print_str_opt("pix_fmt", "unknown");
2167  sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
2168  if (sar.num) {
2169  print_q("sample_aspect_ratio", sar, ':');
2170  } else {
2171  print_str_opt("sample_aspect_ratio", "N/A");
2172  }
2173  print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
2174  print_int("coded_picture_number", frame->coded_picture_number);
2175  print_int("display_picture_number", frame->display_picture_number);
2176  print_int("interlaced_frame", frame->interlaced_frame);
2177  print_int("top_field_first", frame->top_field_first);
2178  print_int("repeat_pict", frame->repeat_pict);
2179 
2180  print_color_range(w, frame->color_range);
2181  print_color_space(w, frame->colorspace);
2182  print_primaries(w, frame->color_primaries);
2183  print_color_trc(w, frame->color_trc);
2185  break;
2186 
2187  case AVMEDIA_TYPE_AUDIO:
2188  s = av_get_sample_fmt_name(frame->format);
2189  if (s) print_str ("sample_fmt", s);
2190  else print_str_opt("sample_fmt", "unknown");
2191  print_int("nb_samples", frame->nb_samples);
2192  print_int("channels", frame->channels);
2193  if (frame->channel_layout) {
2194  av_bprint_clear(&pbuf);
2195  av_bprint_channel_layout(&pbuf, frame->channels,
2196  frame->channel_layout);
2197  print_str ("channel_layout", pbuf.str);
2198  } else
2199  print_str_opt("channel_layout", "unknown");
2200  break;
2201  }
2202  if (do_show_frame_tags)
2204  if (do_show_log)
2206  if (frame->nb_side_data) {
2208  for (i = 0; i < frame->nb_side_data; i++) {
2209  AVFrameSideData *sd = frame->side_data[i];
2210  const char *name;
2211 
2213  name = av_frame_side_data_name(sd->type);
2214  print_str("side_data_type", name ? name : "unknown");
2215  if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
2216  writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
2217  print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
2218  } else if (sd->type == AV_FRAME_DATA_GOP_TIMECODE && sd->size >= 8) {
2219  char tcbuf[AV_TIMECODE_STR_SIZE];
2220  av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data));
2221  print_str("timecode", tcbuf);
2222  } else if (sd->type == AV_FRAME_DATA_S12M_TIMECODE && sd->size == 16) {
2223  uint32_t *tc = (uint32_t*)sd->data;
2224  int m = FFMIN(tc[0],3);
2226  for (int j = 1; j <= m ; j++) {
2227  char tcbuf[AV_TIMECODE_STR_SIZE];
2228  av_timecode_make_smpte_tc_string(tcbuf, tc[j], 0);
2230  print_str("value", tcbuf);
2232  }
2234  } else if (sd->type == AV_FRAME_DATA_MASTERING_DISPLAY_METADATA) {
2236 
2237  if (metadata->has_primaries) {
2238  print_q("red_x", metadata->display_primaries[0][0], '/');
2239  print_q("red_y", metadata->display_primaries[0][1], '/');
2240  print_q("green_x", metadata->display_primaries[1][0], '/');
2241  print_q("green_y", metadata->display_primaries[1][1], '/');
2242  print_q("blue_x", metadata->display_primaries[2][0], '/');
2243  print_q("blue_y", metadata->display_primaries[2][1], '/');
2244 
2245  print_q("white_point_x", metadata->white_point[0], '/');
2246  print_q("white_point_y", metadata->white_point[1], '/');
2247  }
2248 
2249  if (metadata->has_luminance) {
2250  print_q("min_luminance", metadata->min_luminance, '/');
2251  print_q("max_luminance", metadata->max_luminance, '/');
2252  }
2253  } else if (sd->type == AV_FRAME_DATA_CONTENT_LIGHT_LEVEL) {
2255  print_int("max_content", metadata->MaxCLL);
2256  print_int("max_average", metadata->MaxFALL);
2257  } else if (sd->type == AV_FRAME_DATA_ICC_PROFILE) {
2259  if (tag)
2260  print_str(tag->key, tag->value);
2261  print_int("size", sd->size);
2262  }
2264  }
2266  }
2267 
2269 
2270  av_bprint_finalize(&pbuf, NULL);
2271  fflush(stdout);
2272 }
2273 
2274 static av_always_inline int process_frame(WriterContext *w,
2275  InputFile *ifile,
2277  int *packet_new)
2278 {
2279  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2281  AVCodecParameters *par = ifile->streams[pkt->stream_index].st->codecpar;
2282  AVSubtitle sub;
2283  int ret = 0, got_frame = 0;
2284 
2285  clear_log(1);
2286  if (dec_ctx && dec_ctx->codec) {
2287  switch (par->codec_type) {
2288  case AVMEDIA_TYPE_VIDEO:
2289  case AVMEDIA_TYPE_AUDIO:
2290  if (*packet_new) {
2291  ret = avcodec_send_packet(dec_ctx, pkt);
2292  if (ret == AVERROR(EAGAIN)) {
2293  ret = 0;
2294  } else if (ret >= 0 || ret == AVERROR_EOF) {
2295  ret = 0;
2296  *packet_new = 0;
2297  }
2298  }
2299  if (ret >= 0) {
2300  ret = avcodec_receive_frame(dec_ctx, frame);
2301  if (ret >= 0) {
2302  got_frame = 1;
2303  } else if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF) {
2304  ret = 0;
2305  }
2306  }
2307  break;
2308 
2309  case AVMEDIA_TYPE_SUBTITLE:
2310  if (*packet_new)
2311  ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
2312  *packet_new = 0;
2313  break;
2314  default:
2315  *packet_new = 0;
2316  }
2317  } else {
2318  *packet_new = 0;
2319  }
2320 
2321  if (ret < 0)
2322  return ret;
2323  if (got_frame) {
2324  int is_sub = (par->codec_type == AVMEDIA_TYPE_SUBTITLE);
2326  if (do_show_frames)
2327  if (is_sub)
2328  show_subtitle(w, &sub, ifile->streams[pkt->stream_index].st, fmt_ctx);
2329  else
2330  show_frame(w, frame, ifile->streams[pkt->stream_index].st, fmt_ctx);
2331  if (is_sub)
2332  avsubtitle_free(&sub);
2333  }
2334  return got_frame || *packet_new;
2335 }
2336 
2337 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
2338 {
2339  av_log(log_ctx, log_level, "id:%d", interval->id);
2340 
2341  if (interval->has_start) {
2342  av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
2343  av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
2344  } else {
2345  av_log(log_ctx, log_level, " start:N/A");
2346  }
2347 
2348  if (interval->has_end) {
2349  av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
2350  if (interval->duration_frames)
2351  av_log(log_ctx, log_level, "#%"PRId64, interval->end);
2352  else
2353  av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
2354  } else {
2355  av_log(log_ctx, log_level, " end:N/A");
2356  }
2357 
2358  av_log(log_ctx, log_level, "\n");
2359 }
2360 
2361 static int read_interval_packets(WriterContext *w, InputFile *ifile,
2362  const ReadInterval *interval, int64_t *cur_ts)
2363 {
2364  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2365  AVPacket pkt;
2366  AVFrame *frame = NULL;
2367  int ret = 0, i = 0, frame_count = 0;
2368  int64_t start = -INT64_MAX, end = interval->end;
2369  int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
2370 
2371  av_init_packet(&pkt);
2372 
2373  av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
2375 
2376  if (interval->has_start) {
2377  int64_t target;
2378  if (interval->start_is_offset) {
2379  if (*cur_ts == AV_NOPTS_VALUE) {
2381  "Could not seek to relative position since current "
2382  "timestamp is not defined\n");
2383  ret = AVERROR(EINVAL);
2384  goto end;
2385  }
2386  target = *cur_ts + interval->start;
2387  } else {
2388  target = interval->start;
2389  }
2390 
2391  av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2392  av_ts2timestr(target, &AV_TIME_BASE_Q));
2393  if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2394  av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2395  interval->start, av_err2str(ret));
2396  goto end;
2397  }
2398  }
2399 
2400  frame = av_frame_alloc();
2401  if (!frame) {
2402  ret = AVERROR(ENOMEM);
2403  goto end;
2404  }
2405  while (!av_read_frame(fmt_ctx, &pkt)) {
2406  if (fmt_ctx->nb_streams > nb_streams) {
2410  nb_streams = fmt_ctx->nb_streams;
2411  }
2412  if (selected_streams[pkt.stream_index]) {
2413  AVRational tb = ifile->streams[pkt.stream_index].st->time_base;
2414 
2415  if (pkt.pts != AV_NOPTS_VALUE)
2416  *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2417 
2418  if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2419  start = *cur_ts;
2420  has_start = 1;
2421  }
2422 
2423  if (has_start && !has_end && interval->end_is_offset) {
2424  end = start + interval->end;
2425  has_end = 1;
2426  }
2427 
2428  if (interval->end_is_offset && interval->duration_frames) {
2429  if (frame_count >= interval->end)
2430  break;
2431  } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2432  break;
2433  }
2434 
2435  frame_count++;
2436  if (do_read_packets) {
2437  if (do_show_packets)
2438  show_packet(w, ifile, &pkt, i++);
2440  }
2441  if (do_read_frames) {
2442  int packet_new = 1;
2443  while (process_frame(w, ifile, frame, &pkt, &packet_new) > 0);
2444  }
2445  }
2446  av_packet_unref(&pkt);
2447  }
2448  av_packet_unref(&pkt);
2449  //Flush remaining frames that are cached in the decoder
2450  for (i = 0; i < fmt_ctx->nb_streams; i++) {
2451  pkt.stream_index = i;
2452  if (do_read_frames)
2453  while (process_frame(w, ifile, frame, &pkt, &(int){1}) > 0);
2454  }
2455 
2456 end:
2457  av_frame_free(&frame);
2458  if (ret < 0) {
2459  av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2460  log_read_interval(interval, NULL, AV_LOG_ERROR);
2461  }
2462  return ret;
2463 }
2464 
2465 static int read_packets(WriterContext *w, InputFile *ifile)
2466 {
2467  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2468  int i, ret = 0;
2469  int64_t cur_ts = fmt_ctx->start_time;
2470 
2471  if (read_intervals_nb == 0) {
2472  ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2473  ret = read_interval_packets(w, ifile, &interval, &cur_ts);
2474  } else {
2475  for (i = 0; i < read_intervals_nb; i++) {
2476  ret = read_interval_packets(w, ifile, &read_intervals[i], &cur_ts);
2477  if (ret < 0)
2478  break;
2479  }
2480  }
2481 
2482  return ret;
2483 }
2484 
2485 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
2486 {
2487  AVStream *stream = ist->st;
2488  AVCodecParameters *par;
2490  char val_str[128];
2491  const char *s;
2492  AVRational sar, dar;
2493  AVBPrint pbuf;
2494  const AVCodecDescriptor *cd;
2495  int ret = 0;
2496  const char *profile = NULL;
2497 
2499 
2501 
2502  print_int("index", stream->index);
2503 
2504  par = stream->codecpar;
2505  dec_ctx = ist->dec_ctx;
2506  if (cd = avcodec_descriptor_get(par->codec_id)) {
2507  print_str("codec_name", cd->name);
2508  if (!do_bitexact) {
2509  print_str("codec_long_name",
2510  cd->long_name ? cd->long_name : "unknown");
2511  }
2512  } else {
2513  print_str_opt("codec_name", "unknown");
2514  if (!do_bitexact) {
2515  print_str_opt("codec_long_name", "unknown");
2516  }
2517  }
2518 
2519  if (!do_bitexact && (profile = avcodec_profile_name(par->codec_id, par->profile)))
2520  print_str("profile", profile);
2521  else {
2522  if (par->profile != FF_PROFILE_UNKNOWN) {
2523  char profile_num[12];
2524  snprintf(profile_num, sizeof(profile_num), "%d", par->profile);
2525  print_str("profile", profile_num);
2526  } else
2527  print_str_opt("profile", "unknown");
2528  }
2529 
2531  if (s) print_str ("codec_type", s);
2532  else print_str_opt("codec_type", "unknown");
2533 #if FF_API_LAVF_AVCTX
2534  if (dec_ctx)
2535  print_q("codec_time_base", dec_ctx->time_base, '/');
2536 #endif
2537 
2538  /* print AVI/FourCC tag */
2539  print_str("codec_tag_string", av_fourcc2str(par->codec_tag));
2540  print_fmt("codec_tag", "0x%04"PRIx32, par->codec_tag);
2541 
2542  switch (par->codec_type) {
2543  case AVMEDIA_TYPE_VIDEO:
2544  print_int("width", par->width);
2545  print_int("height", par->height);
2546 #if FF_API_LAVF_AVCTX
2547  if (dec_ctx) {
2548  print_int("coded_width", dec_ctx->coded_width);
2549  print_int("coded_height", dec_ctx->coded_height);
2550  print_int("closed_captions", !!(dec_ctx->properties & FF_CODEC_PROPERTY_CLOSED_CAPTIONS));
2551  }
2552 #endif
2553  print_int("has_b_frames", par->video_delay);
2554  sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2555  if (sar.num) {
2556  print_q("sample_aspect_ratio", sar, ':');
2557  av_reduce(&dar.num, &dar.den,
2558  par->width * sar.num,
2559  par->height * sar.den,
2560  1024*1024);
2561  print_q("display_aspect_ratio", dar, ':');
2562  } else {
2563  print_str_opt("sample_aspect_ratio", "N/A");
2564  print_str_opt("display_aspect_ratio", "N/A");
2565  }
2566  s = av_get_pix_fmt_name(par->format);
2567  if (s) print_str ("pix_fmt", s);
2568  else print_str_opt("pix_fmt", "unknown");
2569  print_int("level", par->level);
2570 
2571  print_color_range(w, par->color_range);
2572  print_color_space(w, par->color_space);
2573  print_color_trc(w, par->color_trc);
2576 
2577  if (par->field_order == AV_FIELD_PROGRESSIVE)
2578  print_str("field_order", "progressive");
2579  else if (par->field_order == AV_FIELD_TT)
2580  print_str("field_order", "tt");
2581  else if (par->field_order == AV_FIELD_BB)
2582  print_str("field_order", "bb");
2583  else if (par->field_order == AV_FIELD_TB)
2584  print_str("field_order", "tb");
2585  else if (par->field_order == AV_FIELD_BT)
2586  print_str("field_order", "bt");
2587  else
2588  print_str_opt("field_order", "unknown");
2589 
2590 #if FF_API_PRIVATE_OPT
2591  if (dec_ctx && dec_ctx->timecode_frame_start >= 0) {
2592  char tcbuf[AV_TIMECODE_STR_SIZE];
2594  print_str("timecode", tcbuf);
2595  } else {
2596  print_str_opt("timecode", "N/A");
2597  }
2598 #endif
2599  if (dec_ctx)
2600  print_int("refs", dec_ctx->refs);
2601  break;
2602 
2603  case AVMEDIA_TYPE_AUDIO:
2604  s = av_get_sample_fmt_name(par->format);
2605  if (s) print_str ("sample_fmt", s);
2606  else print_str_opt("sample_fmt", "unknown");
2607  print_val("sample_rate", par->sample_rate, unit_hertz_str);
2608  print_int("channels", par->channels);
2609 
2610  if (par->channel_layout) {
2611  av_bprint_clear(&pbuf);
2613  print_str ("channel_layout", pbuf.str);
2614  } else {
2615  print_str_opt("channel_layout", "unknown");
2616  }
2617 
2618  print_int("bits_per_sample", av_get_bits_per_sample(par->codec_id));
2619  break;
2620 
2621  case AVMEDIA_TYPE_SUBTITLE:
2622  if (par->width)
2623  print_int("width", par->width);
2624  else
2625  print_str_opt("width", "N/A");
2626  if (par->height)
2627  print_int("height", par->height);
2628  else
2629  print_str_opt("height", "N/A");
2630  break;
2631  }
2632 
2633  if (dec_ctx && dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2634  const AVOption *opt = NULL;
2635  while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2636  uint8_t *str;
2637  if (opt->flags) continue;
2638  if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2639  print_str(opt->name, str);
2640  av_free(str);
2641  }
2642  }
2643  }
2644 
2645  if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2646  else print_str_opt("id", "N/A");
2647  print_q("r_frame_rate", stream->r_frame_rate, '/');
2648  print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2649  print_q("time_base", stream->time_base, '/');
2650  print_ts ("start_pts", stream->start_time);
2651  print_time("start_time", stream->start_time, &stream->time_base);
2652  print_ts ("duration_ts", stream->duration);
2653  print_time("duration", stream->duration, &stream->time_base);
2654  if (par->bit_rate > 0) print_val ("bit_rate", par->bit_rate, unit_bit_per_second_str);
2655  else print_str_opt("bit_rate", "N/A");
2656 #if FF_API_LAVF_AVCTX
2657  if (stream->codec->rc_max_rate > 0) print_val ("max_bit_rate", stream->codec->rc_max_rate, unit_bit_per_second_str);
2658  else print_str_opt("max_bit_rate", "N/A");
2659 #endif
2660  if (dec_ctx && dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2661  else print_str_opt("bits_per_raw_sample", "N/A");
2662  if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2663  else print_str_opt("nb_frames", "N/A");
2664  if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2665  else print_str_opt("nb_read_frames", "N/A");
2666  if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2667  else print_str_opt("nb_read_packets", "N/A");
2668  if (do_show_data)
2669  writer_print_data(w, "extradata", par->extradata,
2670  par->extradata_size);
2671  writer_print_data_hash(w, "extradata_hash", par->extradata,
2672  par->extradata_size);
2673 
2674  /* Print disposition information */
2675 #define PRINT_DISPOSITION(flagname, name) do { \
2676  print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2677  } while (0)
2678 
2681  PRINT_DISPOSITION(DEFAULT, "default");
2682  PRINT_DISPOSITION(DUB, "dub");
2683  PRINT_DISPOSITION(ORIGINAL, "original");
2684  PRINT_DISPOSITION(COMMENT, "comment");
2685  PRINT_DISPOSITION(LYRICS, "lyrics");
2686  PRINT_DISPOSITION(KARAOKE, "karaoke");
2687  PRINT_DISPOSITION(FORCED, "forced");
2688  PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2689  PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2690  PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2691  PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2692  PRINT_DISPOSITION(TIMED_THUMBNAILS, "timed_thumbnails");
2694  }
2695 
2696  if (do_show_stream_tags)
2697  ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2698 
2699  if (stream->nb_side_data) {
2700  print_pkt_side_data(w, stream->codecpar, stream->side_data, stream->nb_side_data,
2703  }
2704 
2706  av_bprint_finalize(&pbuf, NULL);
2707  fflush(stdout);
2708 
2709  return ret;
2710 }
2711 
2712 static int show_streams(WriterContext *w, InputFile *ifile)
2713 {
2714  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2715  int i, ret = 0;
2716 
2718  for (i = 0; i < ifile->nb_streams; i++)
2719  if (selected_streams[i]) {
2720  ret = show_stream(w, fmt_ctx, i, &ifile->streams[i], 0);
2721  if (ret < 0)
2722  break;
2723  }
2725 
2726  return ret;
2727 }
2728 
2729 static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
2730 {
2731  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2732  int i, ret = 0;
2733 
2735  print_int("program_id", program->id);
2736  print_int("program_num", program->program_num);
2737  print_int("nb_streams", program->nb_stream_indexes);
2738  print_int("pmt_pid", program->pmt_pid);
2739  print_int("pcr_pid", program->pcr_pid);
2740  print_ts("start_pts", program->start_time);
2741  print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2742  print_ts("end_pts", program->end_time);
2743  print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2745  ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2746  if (ret < 0)
2747  goto end;
2748 
2750  for (i = 0; i < program->nb_stream_indexes; i++) {
2751  if (selected_streams[program->stream_index[i]]) {
2752  ret = show_stream(w, fmt_ctx, program->stream_index[i], &ifile->streams[program->stream_index[i]], 1);
2753  if (ret < 0)
2754  break;
2755  }
2756  }
2758 
2759 end:
2761  return ret;
2762 }
2763 
2764 static int show_programs(WriterContext *w, InputFile *ifile)
2765 {
2766  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2767  int i, ret = 0;
2768 
2770  for (i = 0; i < fmt_ctx->nb_programs; i++) {
2771  AVProgram *program = fmt_ctx->programs[i];
2772  if (!program)
2773  continue;
2774  ret = show_program(w, ifile, program);
2775  if (ret < 0)
2776  break;
2777  }
2779  return ret;
2780 }
2781 
2782 static int show_chapters(WriterContext *w, InputFile *ifile)
2783 {
2784  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2785  int i, ret = 0;
2786 
2788  for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2789  AVChapter *chapter = fmt_ctx->chapters[i];
2790 
2792  print_int("id", chapter->id);
2793  print_q ("time_base", chapter->time_base, '/');
2794  print_int("start", chapter->start);
2795  print_time("start_time", chapter->start, &chapter->time_base);
2796  print_int("end", chapter->end);
2797  print_time("end_time", chapter->end, &chapter->time_base);
2799  ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2801  }
2803 
2804  return ret;
2805 }
2806 
2807 static int show_format(WriterContext *w, InputFile *ifile)
2808 {
2809  AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2810  char val_str[128];
2811  int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2812  int ret = 0;
2813 
2815  print_str_validate("filename", fmt_ctx->url);
2816  print_int("nb_streams", fmt_ctx->nb_streams);
2817  print_int("nb_programs", fmt_ctx->nb_programs);
2818  print_str("format_name", fmt_ctx->iformat->name);
2819  if (!do_bitexact) {
2820  if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2821  else print_str_opt("format_long_name", "unknown");
2822  }
2823  print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2824  print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2825  if (size >= 0) print_val ("size", size, unit_byte_str);
2826  else print_str_opt("size", "N/A");
2827  if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2828  else print_str_opt("bit_rate", "N/A");
2829  print_int("probe_score", fmt_ctx->probe_score);
2830  if (do_show_format_tags)
2831  ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2832 
2834  fflush(stdout);
2835  return ret;
2836 }
2837 
2838 static void show_error(WriterContext *w, int err)
2839 {
2840  char errbuf[128];
2841  const char *errbuf_ptr = errbuf;
2842 
2843  if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2844  errbuf_ptr = strerror(AVUNERROR(err));
2845 
2847  print_int("code", err);
2848  print_str("string", errbuf_ptr);
2850 }
2851 
2852 static int open_input_file(InputFile *ifile, const char *filename,
2853  const char *print_filename)
2854 {
2855  int err, i;
2857  AVDictionaryEntry *t;
2858  int scan_all_pmts_set = 0;
2859 
2860  fmt_ctx = avformat_alloc_context();
2861  if (!fmt_ctx) {
2862  print_error(filename, AVERROR(ENOMEM));
2863  exit_program(1);
2864  }
2865 
2866  if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2867  av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2868  scan_all_pmts_set = 1;
2869  }
2870  if ((err = avformat_open_input(&fmt_ctx, filename,
2871  iformat, &format_opts)) < 0) {
2872  print_error(filename, err);
2873  return err;
2874  }
2875  if (print_filename) {
2876  av_freep(&fmt_ctx->url);
2877  fmt_ctx->url = av_strdup(print_filename);
2878  }
2879  ifile->fmt_ctx = fmt_ctx;
2880  if (scan_all_pmts_set)
2881  av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2883  av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2884  return AVERROR_OPTION_NOT_FOUND;
2885  }
2886 
2887  if (find_stream_info) {
2889  int orig_nb_streams = fmt_ctx->nb_streams;
2890 
2891  err = avformat_find_stream_info(fmt_ctx, opts);
2892 
2893  for (i = 0; i < orig_nb_streams; i++)
2894  av_dict_free(&opts[i]);
2895  av_freep(&opts);
2896 
2897  if (err < 0) {
2898  print_error(filename, err);
2899  return err;
2900  }
2901  }
2902 
2903  av_dump_format(fmt_ctx, 0, filename, 0);
2904 
2905  ifile->streams = av_mallocz_array(fmt_ctx->nb_streams,
2906  sizeof(*ifile->streams));
2907  if (!ifile->streams)
2908  exit(1);
2909  ifile->nb_streams = fmt_ctx->nb_streams;
2910 
2911  /* bind a decoder to each input stream */
2912  for (i = 0; i < fmt_ctx->nb_streams; i++) {
2913  InputStream *ist = &ifile->streams[i];
2914  AVStream *stream = fmt_ctx->streams[i];
2915  AVCodec *codec;
2916 
2917  ist->st = stream;
2918 
2919  if (stream->codecpar->codec_id == AV_CODEC_ID_PROBE) {
2921  "Failed to probe codec for input stream %d\n",
2922  stream->index);
2923  continue;
2924  }
2925 
2926  codec = avcodec_find_decoder(stream->codecpar->codec_id);
2927  if (!codec) {
2929  "Unsupported codec with id %d for input stream %d\n",
2930  stream->codecpar->codec_id, stream->index);
2931  continue;
2932  }
2933  {
2935  fmt_ctx, stream, codec);
2936 
2937  ist->dec_ctx = avcodec_alloc_context3(codec);
2938  if (!ist->dec_ctx)
2939  exit(1);
2940 
2941  err = avcodec_parameters_to_context(ist->dec_ctx, stream->codecpar);
2942  if (err < 0)
2943  exit(1);
2944 
2945  if (do_show_log) {
2946  // For loging it is needed to disable at least frame threads as otherwise
2947  // the log information would need to be reordered and matches up to contexts and frames
2948  // That is in fact possible but not trivial
2949  av_dict_set(&codec_opts, "threads", "1", 0);
2950  }
2951 
2952  ist->dec_ctx->pkt_timebase = stream->time_base;
2953  ist->dec_ctx->framerate = stream->avg_frame_rate;
2954 #if FF_API_LAVF_AVCTX
2955  ist->dec_ctx->properties = stream->codec->properties;
2956  ist->dec_ctx->coded_width = stream->codec->coded_width;
2957  ist->dec_ctx->coded_height = stream->codec->coded_height;
2958 #endif
2959 
2960  if (avcodec_open2(ist->dec_ctx, codec, &opts) < 0) {
2961  av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2962  stream->index);
2963  exit(1);
2964  }
2965 
2966  if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2967  av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2968  t->key, stream->index);
2969  return AVERROR_OPTION_NOT_FOUND;
2970  }
2971  }
2972  }
2973 
2974  ifile->fmt_ctx = fmt_ctx;
2975  return 0;
2976 }
2977 
2979 {
2980  int i;
2981 
2982  /* close decoder for each stream */
2983  for (i = 0; i < ifile->nb_streams; i++)
2984  if (ifile->streams[i].st->codecpar->codec_id != AV_CODEC_ID_NONE)
2985  avcodec_free_context(&ifile->streams[i].dec_ctx);
2986 
2987  av_freep(&ifile->streams);
2988  ifile->nb_streams = 0;
2989 
2990  avformat_close_input(&ifile->fmt_ctx);
2991 }
2992 
2993 static int probe_file(WriterContext *wctx, const char *filename,
2994  const char *print_filename)
2995 {
2996  InputFile ifile = { 0 };
2997  int ret, i;
2998  int section_id;
2999 
3002 
3003  ret = open_input_file(&ifile, filename, print_filename);
3004  if (ret < 0)
3005  goto end;
3006 
3007 #define CHECK_END if (ret < 0) goto end
3008 
3009  nb_streams = ifile.fmt_ctx->nb_streams;
3013 
3014  for (i = 0; i < ifile.fmt_ctx->nb_streams; i++) {
3015  if (stream_specifier) {
3017  ifile.fmt_ctx->streams[i],
3019  CHECK_END;
3020  else
3021  selected_streams[i] = ret;
3022  ret = 0;
3023  } else {
3024  selected_streams[i] = 1;
3025  }
3026  if (!selected_streams[i])
3027  ifile.fmt_ctx->streams[i]->discard = AVDISCARD_ALL;
3028  }
3029 
3033  section_id = SECTION_ID_PACKETS_AND_FRAMES;
3034  else if (do_show_packets && !do_show_frames)
3035  section_id = SECTION_ID_PACKETS;
3036  else // (!do_show_packets && do_show_frames)
3037  section_id = SECTION_ID_FRAMES;
3039  writer_print_section_header(wctx, section_id);
3040  ret = read_packets(wctx, &ifile);
3043  CHECK_END;
3044  }
3045 
3046  if (do_show_programs) {
3047  ret = show_programs(wctx, &ifile);
3048  CHECK_END;
3049  }
3050 
3051  if (do_show_streams) {
3052  ret = show_streams(wctx, &ifile);
3053  CHECK_END;
3054  }
3055  if (do_show_chapters) {
3056  ret = show_chapters(wctx, &ifile);
3057  CHECK_END;
3058  }
3059  if (do_show_format) {
3060  ret = show_format(wctx, &ifile);
3061  CHECK_END;
3062  }
3063 
3064 end:
3065  if (ifile.fmt_ctx)
3066  close_input_file(&ifile);
3070 
3071  return ret;
3072 }
3073 
3074 static void show_usage(void)
3075 {
3076  av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
3077  av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
3078  av_log(NULL, AV_LOG_INFO, "\n");
3079 }
3080 
3081 static void ffprobe_show_program_version(WriterContext *w)
3082 {
3083  AVBPrint pbuf;
3085 
3087  print_str("version", FFMPEG_VERSION);
3088  print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
3090  print_str("compiler_ident", CC_IDENT);
3091  print_str("configuration", FFMPEG_CONFIGURATION);
3093 
3094  av_bprint_finalize(&pbuf, NULL);
3095 }
3096 
3097 #define SHOW_LIB_VERSION(libname, LIBNAME) \
3098  do { \
3099  if (CONFIG_##LIBNAME) { \
3100  unsigned int version = libname##_version(); \
3101  writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
3102  print_str("name", "lib" #libname); \
3103  print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
3104  print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
3105  print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
3106  print_int("version", version); \
3107  print_str("ident", LIB##LIBNAME##_IDENT); \
3108  writer_print_section_footer(w); \
3109  } \
3110  } while (0)
3111 
3112 static void ffprobe_show_library_versions(WriterContext *w)
3113 {
3115  SHOW_LIB_VERSION(avutil, AVUTIL);
3116  SHOW_LIB_VERSION(avcodec, AVCODEC);
3117  SHOW_LIB_VERSION(avformat, AVFORMAT);
3118  SHOW_LIB_VERSION(avdevice, AVDEVICE);
3119  SHOW_LIB_VERSION(avfilter, AVFILTER);
3120  SHOW_LIB_VERSION(swscale, SWSCALE);
3121  SHOW_LIB_VERSION(swresample, SWRESAMPLE);
3122  SHOW_LIB_VERSION(postproc, POSTPROC);
3124 }
3125 
3126 #define PRINT_PIX_FMT_FLAG(flagname, name) \
3127  do { \
3128  print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
3129  } while (0)
3130 
3131 static void ffprobe_show_pixel_formats(WriterContext *w)
3132 {
3133  const AVPixFmtDescriptor *pixdesc = NULL;
3134  int i, n;
3135 
3137  while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
3139  print_str("name", pixdesc->name);
3140  print_int("nb_components", pixdesc->nb_components);
3141  if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
3142  print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
3143  print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
3144  } else {
3145  print_str_opt("log2_chroma_w", "N/A");
3146  print_str_opt("log2_chroma_h", "N/A");
3147  }
3148  n = av_get_bits_per_pixel(pixdesc);
3149  if (n) print_int ("bits_per_pixel", n);
3150  else print_str_opt("bits_per_pixel", "N/A");
3153  PRINT_PIX_FMT_FLAG(BE, "big_endian");
3154  PRINT_PIX_FMT_FLAG(PAL, "palette");
3155  PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
3156  PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
3157  PRINT_PIX_FMT_FLAG(PLANAR, "planar");
3158  PRINT_PIX_FMT_FLAG(RGB, "rgb");
3159 #if FF_API_PSEUDOPAL
3160  PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
3161 #endif
3162  PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
3164  }
3165  if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
3167  for (i = 0; i < pixdesc->nb_components; i++) {
3169  print_int("index", i + 1);
3170  print_int("bit_depth", pixdesc->comp[i].depth);
3172  }
3174  }
3176  }
3178 }
3179 
3180 static int opt_format(void *optctx, const char *opt, const char *arg)
3181 {
3182  iformat = av_find_input_format(arg);
3183  if (!iformat) {
3184  av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
3185  return AVERROR(EINVAL);
3186  }
3187  return 0;
3188 }
3189 
3190 static inline void mark_section_show_entries(SectionID section_id,
3191  int show_all_entries, AVDictionary *entries)
3192 {
3193  struct section *section = &sections[section_id];
3194 
3196  if (show_all_entries) {
3197  SectionID *id;
3198  for (id = section->children_ids; *id != -1; id++)
3199  mark_section_show_entries(*id, show_all_entries, entries);
3200  } else {
3201  av_dict_copy(&section->entries_to_show, entries, 0);
3202  }
3203 }
3204 
3205 static int match_section(const char *section_name,
3206  int show_all_entries, AVDictionary *entries)
3207 {
3208  int i, ret = 0;
3209 
3210  for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
3211  const struct section *section = &sections[i];
3212  if (!strcmp(section_name, section->name) ||
3213  (section->unique_name && !strcmp(section_name, section->unique_name))) {
3215  "'%s' matches section with unique name '%s'\n", section_name,
3216  (char *)av_x_if_null(section->unique_name, section->name));
3217  ret++;
3218  mark_section_show_entries(section->id, show_all_entries, entries);
3219  }
3220  }
3221  return ret;
3222 }
3223 
3224 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
3225 {
3226  const char *p = arg;
3227  int ret = 0;
3228 
3229  while (*p) {
3230  AVDictionary *entries = NULL;
3231  char *section_name = av_get_token(&p, "=:");
3232  int show_all_entries = 0;
3233 
3234  if (!section_name) {
3236  "Missing section name for option '%s'\n", opt);
3237  return AVERROR(EINVAL);
3238  }
3239 
3240  if (*p == '=') {
3241  p++;
3242  while (*p && *p != ':') {
3243  char *entry = av_get_token(&p, ",:");
3244  if (!entry)
3245  break;
3247  "Adding '%s' to the entries to show in section '%s'\n",
3248  entry, section_name);
3249  av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
3250  if (*p == ',')
3251  p++;
3252  }
3253  } else {
3254  show_all_entries = 1;
3255  }
3256 
3257  ret = match_section(section_name, show_all_entries, entries);
3258  if (ret == 0) {
3259  av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
3260  ret = AVERROR(EINVAL);
3261  }
3262  av_dict_free(&entries);
3263  av_free(section_name);
3264 
3265  if (ret <= 0)
3266  break;
3267  if (*p)
3268  p++;
3269  }
3270 
3271  return ret;
3272 }
3273 
3274 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
3275 {
3276  char *buf = av_asprintf("format=%s", arg);
3277  int ret;
3278 
3279  if (!buf)
3280  return AVERROR(ENOMEM);
3281 
3283  "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
3284  opt, arg);
3285  ret = opt_show_entries(optctx, opt, buf);
3286  av_free(buf);
3287  return ret;
3288 }
3289 
3290 static void opt_input_file(void *optctx, const char *arg)
3291 {
3292  if (input_filename) {
3294  "Argument '%s' provided as input filename, but '%s' was already specified.\n",
3295  arg, input_filename);
3296  exit_program(1);
3297  }
3298  if (!strcmp(arg, "-"))
3299  arg = "pipe:";
3300  input_filename = arg;
3301 }
3302 
3303 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
3304 {
3305  opt_input_file(optctx, arg);
3306  return 0;
3307 }
3308 
3309 static int opt_print_filename(void *optctx, const char *opt, const char *arg)
3310 {
3312  return 0;
3313 }
3314 
3315 void show_help_default(const char *opt, const char *arg)
3316 {
3318  show_usage();
3319  show_help_options(options, "Main options:", 0, 0, 0);
3320  printf("\n");
3321 
3324 }
3325 
3326 /**
3327  * Parse interval specification, according to the format:
3328  * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
3329  * INTERVALS ::= INTERVAL[,INTERVALS]
3330 */
3331 static int parse_read_interval(const char *interval_spec,
3332  ReadInterval *interval)
3333 {
3334  int ret = 0;
3335  char *next, *p, *spec = av_strdup(interval_spec);
3336  if (!spec)
3337  return AVERROR(ENOMEM);
3338 
3339  if (!*spec) {
3340  av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
3341  ret = AVERROR(EINVAL);
3342  goto end;
3343  }
3344 
3345  p = spec;
3346  next = strchr(spec, '%');
3347  if (next)
3348  *next++ = 0;
3349 
3350  /* parse first part */
3351  if (*p) {
3352  interval->has_start = 1;
3353 
3354  if (*p == '+') {
3355  interval->start_is_offset = 1;
3356  p++;
3357  } else {
3358  interval->start_is_offset = 0;
3359  }
3360 
3361  ret = av_parse_time(&interval->start, p, 1);
3362  if (ret < 0) {
3363  av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
3364  goto end;
3365  }
3366  } else {
3367  interval->has_start = 0;
3368  }
3369 
3370  /* parse second part */
3371  p = next;
3372  if (p && *p) {
3373  int64_t us;
3374  interval->has_end = 1;
3375 
3376  if (*p == '+') {
3377  interval->end_is_offset = 1;
3378  p++;
3379  } else {
3380  interval->end_is_offset = 0;
3381  }
3382 
3383  if (interval->end_is_offset && *p == '#') {
3384  long long int lli;
3385  char *tail;
3386  interval->duration_frames = 1;
3387  p++;
3388  lli = strtoll(p, &tail, 10);
3389  if (*tail || lli < 0) {
3391  "Invalid or negative value '%s' for duration number of frames\n", p);
3392  goto end;
3393  }
3394  interval->end = lli;
3395  } else {
3396  interval->duration_frames = 0;
3397  ret = av_parse_time(&us, p, 1);
3398  if (ret < 0) {
3399  av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
3400  goto end;
3401  }
3402  interval->end = us;
3403  }
3404  } else {
3405  interval->has_end = 0;
3406  }
3407 
3408 end:
3409  av_free(spec);
3410  return ret;
3411 }
3412 
3413 static int parse_read_intervals(const char *intervals_spec)
3414 {
3415  int ret, n, i;
3416  char *p, *spec = av_strdup(intervals_spec);
3417  if (!spec)
3418  return AVERROR(ENOMEM);
3419 
3420  /* preparse specification, get number of intervals */
3421  for (n = 0, p = spec; *p; p++)
3422  if (*p == ',')
3423  n++;
3424  n++;
3425 
3426  read_intervals = av_malloc_array(n, sizeof(*read_intervals));
3427  if (!read_intervals) {
3428  ret = AVERROR(ENOMEM);
3429  goto end;
3430  }
3431  read_intervals_nb = n;
3432 
3433  /* parse intervals */
3434  p = spec;
3435  for (i = 0; p; i++) {
3436  char *next;
3437 
3439  next = strchr(p, ',');
3440  if (next)
3441  *next++ = 0;
3442 
3443  read_intervals[i].id = i;
3444  ret = parse_read_interval(p, &read_intervals[i]);
3445  if (ret < 0) {
3446  av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
3447  i, p);
3448  goto end;
3449  }
3450  av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
3451  log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3452  p = next;
3453  }
3455 
3456 end:
3457  av_free(spec);
3458  return ret;
3459 }
3460 
3461 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3462 {
3463  return parse_read_intervals(arg);
3464 }
3465 
3466 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3467 {
3468  show_value_unit = 1;
3469  use_value_prefix = 1;
3472  return 0;
3473 }
3474 
3475 static void print_section(SectionID id, int level)
3476 {
3477  const SectionID *pid;
3478  const struct section *section = &sections[id];
3479  printf("%c%c%c",
3480  section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3481  section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3482  section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3483  printf("%*c %s", level * 4, ' ', section->name);
3484  if (section->unique_name)
3485  printf("/%s", section->unique_name);
3486  printf("\n");
3487 
3488  for (pid = section->children_ids; *pid != -1; pid++)
3489  print_section(*pid, level+1);
3490 }
3491 
3492 static int opt_sections(void *optctx, const char *opt, const char *arg)
3493 {
3494  printf("Sections:\n"
3495  "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3496  ".A. = Section contains an array of elements of the same type\n"
3497  "..V = Section may contain a variable number of fields with variable keys\n"
3498  "FLAGS NAME/UNIQUE_NAME\n"
3499  "---\n");
3501  return 0;
3502 }
3503 
3504 static int opt_show_versions(void *optctx, const char *opt, const char *arg)
3505 {
3508  return 0;
3509 }
3510 
3511 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3512  static int opt_show_##section(void *optctx, const char *opt, const char *arg) \
3513  { \
3514  mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3515  return 0; \
3516  }
3517 
3518 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS)
3522 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS)
3523 DEFINE_OPT_SHOW_SECTION(packets, PACKETS)
3524 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS)
3525 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION)
3526 DEFINE_OPT_SHOW_SECTION(streams, STREAMS)
3527 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS)
3528 
3529 static const OptionDef real_options[] = {
3531  { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3532  { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3533  { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3534  { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3535  "use binary prefixes for byte units" },
3536  { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3537  "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3538  { "pretty", 0, {.func_arg = opt_pretty},
3539  "prettify the format of displayed values, make it more human readable" },
3540  { "print_format", OPT_STRING | HAS_ARG, { &print_format },
3541  "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3542  { "of", OPT_STRING | HAS_ARG, { &print_format }, "alias for -print_format", "format" },
3543  { "select_streams", OPT_STRING | HAS_ARG, { &stream_specifier }, "select the specified streams", "stream_specifier" },
3544  { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3545  { "show_data", OPT_BOOL, { &do_show_data }, "show packets data" },
3546  { "show_data_hash", OPT_STRING | HAS_ARG, { &show_data_hash }, "show packets data hash" },
3547  { "show_error", 0, { .func_arg = &opt_show_error }, "show probing error" },
3548  { "show_format", 0, { .func_arg = &opt_show_format }, "show format/container info" },
3549  { "show_frames", 0, { .func_arg = &opt_show_frames }, "show frames info" },
3550  { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3551  "show a particular entry from the format/container info", "entry" },
3552  { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3553  "show a set of specified entries", "entry_list" },
3554 #if HAVE_THREADS
3555  { "show_log", OPT_INT|HAS_ARG, { &do_show_log }, "show log" },
3556 #endif
3557  { "show_packets", 0, { .func_arg = &opt_show_packets }, "show packets info" },
3558  { "show_programs", 0, { .func_arg = &opt_show_programs }, "show programs info" },
3559  { "show_streams", 0, { .func_arg = &opt_show_streams }, "show streams info" },
3560  { "show_chapters", 0, { .func_arg = &opt_show_chapters }, "show chapters info" },
3561  { "count_frames", OPT_BOOL, { &do_count_frames }, "count the number of frames per stream" },
3562  { "count_packets", OPT_BOOL, { &do_count_packets }, "count the number of packets per stream" },
3563  { "show_program_version", 0, { .func_arg = &opt_show_program_version }, "show ffprobe version" },
3564  { "show_library_versions", 0, { .func_arg = &opt_show_library_versions }, "show library versions" },
3565  { "show_versions", 0, { .func_arg = &opt_show_versions }, "show program and library versions" },
3566  { "show_pixel_formats", 0, { .func_arg = &opt_show_pixel_formats }, "show pixel format descriptions" },
3567  { "show_private_data", OPT_BOOL, { &show_private_data }, "show private data" },
3568  { "private", OPT_BOOL, { &show_private_data }, "same as show_private_data" },
3569  { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3570  { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3571  { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3572  { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3573  { "print_filename", HAS_ARG, {.func_arg = opt_print_filename}, "override the printed input filename", "print_file"},
3574  { "find_stream_info", OPT_BOOL | OPT_INPUT | OPT_EXPERT, { &find_stream_info },
3575  "read and decode the streams to fill missing information with heuristics" },
3576  { NULL, },
3577 };
3578 
3579 static inline int check_section_show_entries(int section_id)
3580 {
3581  int *id;
3582  struct section *section = &sections[section_id];
3583  if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3584  return 1;
3585  for (id = section->children_ids; *id != -1; id++)
3586  if (check_section_show_entries(*id))
3587  return 1;
3588  return 0;
3589 }
3590 
3591 #define SET_DO_SHOW(id, varname) do { \
3592  if (check_section_show_entries(SECTION_ID_##id)) \
3593  do_show_##varname = 1; \
3594  } while (0)
3595 
3596 int main(int argc, char **argv)
3597 {
3598  const Writer *w;
3599  WriterContext *wctx;
3600  char *buf;
3601  char *w_name = NULL, *w_args = NULL;
3602  int ret, i;
3603 
3604  init_dynload();
3605 
3606 #if HAVE_THREADS
3607  ret = pthread_mutex_init(&log_mutex, NULL);
3608  if (ret != 0) {
3609  goto end;
3610  }
3611 #endif
3614 
3615  options = real_options;
3616  parse_loglevel(argc, argv, options);
3618  init_opts();
3619 #if CONFIG_AVDEVICE
3621 #endif
3622 
3623  show_banner(argc, argv, options);
3624  parse_options(NULL, argc, argv, options, opt_input_file);
3625 
3626  if (do_show_log)
3628 
3629  /* mark things to show, based on -show_entries */
3630  SET_DO_SHOW(CHAPTERS, chapters);
3632  SET_DO_SHOW(FORMAT, format);
3633  SET_DO_SHOW(FRAMES, frames);
3634  SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3635  SET_DO_SHOW(PACKETS, packets);
3636  SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3637  SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3638  SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3639  SET_DO_SHOW(PROGRAM_VERSION, program_version);
3640  SET_DO_SHOW(PROGRAMS, programs);
3641  SET_DO_SHOW(STREAMS, streams);
3642  SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3643  SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3644 
3645  SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3646  SET_DO_SHOW(FORMAT_TAGS, format_tags);
3647  SET_DO_SHOW(FRAME_TAGS, frame_tags);
3648  SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3649  SET_DO_SHOW(STREAM_TAGS, stream_tags);
3650  SET_DO_SHOW(PROGRAM_STREAM_TAGS, stream_tags);
3651  SET_DO_SHOW(PACKET_TAGS, packet_tags);
3652 
3655  "-bitexact and -show_program_version or -show_library_versions "
3656  "options are incompatible\n");
3657  ret = AVERROR(EINVAL);
3658  goto end;
3659  }
3660 
3662 
3663  if (!print_format)
3664  print_format = av_strdup("default");
3665  if (!print_format) {
3666  ret = AVERROR(ENOMEM);
3667  goto end;
3668  }
3669  w_name = av_strtok(print_format, "=", &buf);
3670  if (!w_name) {
3672  "No name specified for the output format\n");
3673  ret = AVERROR(EINVAL);
3674  goto end;
3675  }
3676  w_args = buf;
3677 
3678  if (show_data_hash) {
3679  if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3680  if (ret == AVERROR(EINVAL)) {
3681  const char *n;
3683  "Unknown hash algorithm '%s'\nKnown algorithms:",
3684  show_data_hash);
3685  for (i = 0; (n = av_hash_names(i)); i++)
3686  av_log(NULL, AV_LOG_ERROR, " %s", n);
3687  av_log(NULL, AV_LOG_ERROR, "\n");
3688  }
3689  goto end;
3690  }
3691  }
3692 
3693  w = writer_get_by_name(w_name);
3694  if (!w) {
3695  av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3696  ret = AVERROR(EINVAL);
3697  goto end;
3698  }
3699 
3700  if ((ret = writer_open(&wctx, w, w_args,
3701  sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3702  if (w == &xml_writer)
3704 
3706 
3713 
3714  if (!input_filename &&
3717  show_usage();
3718  av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3719  av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3720  ret = AVERROR(EINVAL);
3721  } else if (input_filename) {
3723  if (ret < 0 && do_show_error)
3724  show_error(wctx, ret);
3725  }
3726 
3728  writer_close(&wctx);
3729  }
3730 
3731 end:
3733  av_freep(&read_intervals);
3734  av_hash_freep(&hash);
3735 
3736  uninit_opts();
3737  for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3738  av_dict_free(&(sections[i].entries_to_show));
3739 
3741 
3742  return ret < 0;
3743 }
unsigned int nb_chapters
Number of chapters in AVChapter array.
Definition: avformat.h:1580
category
Definition: openal-dec.c:248
int32_t pitch
Rotation around the right vector [-90, 90].
Definition: spherical.h:127
void init_dynload(void)
Initialize dynamic library loading.
Definition: cmdutils.c:117
#define AV_STEREO3D_FLAG_INVERT
Inverted views, Right/Bottom represents the left view.
Definition: stereo3d.h:167
codec_id is not known (like AV_CODEC_ID_NONE) but lavf should attempt to identify it ...
Definition: codec_id.h:552
AVClassCategory parent_category
Definition: ffprobe.c:296
enum AVChromaLocation chroma_location
Definition: codec_par.h:150
const struct section * section[SECTION_MAX_NB_LEVELS]
section per each level
Definition: ffprobe.c:467
#define NULL
Definition: coverity.c:32
static int opt_print_filename(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3309
const struct AVCodec * codec
Definition: avcodec.h:535
AVRational framerate
Definition: avcodec.h:2069
static char * value_string(char *buf, int buf_size, struct unit_value uv)
Definition: ffprobe.c:367
static int do_show_program_tags
Definition: ffprobe.c:109
enum AVFieldOrder field_order
Video only.
Definition: codec_par.h:141
unsigned int nb_item[SECTION_MAX_NB_LEVELS]
number of the item printed in the given section, starting from 0
Definition: ffprobe.c:464
enum AVColorTransferCharacteristic color_trc
Definition: codec_par.h:148
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
Definition: error.h:59
double dec_val
Definition: ffprobe.c:265
static int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
Definition: ffprobe.c:1845
#define OPT_EXPERT
Definition: cmdutils.h:163
int64_t avio_size(AVIOContext *s)
Get the filesize.
Definition: aviobuf.c:334
int av_utf8_decode(int32_t *codep, const uint8_t **bufp, const uint8_t *buf_end, unsigned int flags)
Read and decode a single UTF-8 code point (character) from the buffer in *buf, and update *buf to poi...
Definition: avstring.c:373
void av_bprintf(AVBPrint *buf, const char *fmt,...)
Definition: bprint.c:94
void(* print_string)(WriterContext *wctx, const char *, const char *)
Definition: ffprobe.c:446
int nested_section[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:927
static av_always_inline int pthread_mutex_destroy(pthread_mutex_t *mutex)
Definition: os2threads.h:112
double bin_val
Definition: ffprobe.c:264
static const char * format[]
Definition: af_aiir.c:339
int size
This structure describes decoded (raw) audio or video data.
Definition: frame.h:300
#define pthread_mutex_lock(a)
Definition: ffprobe.c:62
static void json_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1594
static void default_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:953
unsigned MaxCLL
Max content light level (cd/m^2).
static int writer_register(const Writer *writer)
Definition: ffprobe.c:885
AVOption.
Definition: opt.h:246
#define print_ts(k, v)
Definition: ffprobe.c:1824
static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3303
static int opt_format(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3180
int within_tag
Definition: ffprobe.c:1627
#define SHOW_LIB_VERSION(libname, LIBNAME)
Definition: ffprobe.c:3097
#define OPT_VIDEO
Definition: cmdutils.h:165
int coded_width
Bitstream width / height, may be different from width/height e.g.
Definition: avcodec.h:714
int64_t pkt_pos
reordered pos from the last AVPacket that has been input into the decoder
Definition: frame.h:571
static void writer_print_rational(WriterContext *wctx, const char *key, AVRational q, char sep)
Definition: ffprobe.c:777
static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3274
static const char unit_hertz_str[]
Definition: ffprobe.c:278
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:182
const char * sep_str
Definition: ffprobe.c:1233
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
#define PLANAR
Definition: flacdsp.c:43
int64_t pos
byte position in stream, -1 if unknown
Definition: packet.h:375
static const char * xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
Definition: ffprobe.c:1674
#define AV_DICT_DONT_OVERWRITE
Don&#39;t overwrite existing entries.
Definition: dict.h:79
int av_parse_time(int64_t *timeval, const char *timestr, int duration)
Parse timestr and return in *time a corresponding number of microseconds.
Definition: parseutils.c:587
static void json_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:1547
static void writer_close(WriterContext **wctx)
Definition: ffprobe.c:517
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
AVDictionary * metadata
Definition: frame.h:210
static int do_show_data
Definition: ffprobe.c:98
static int read_intervals_nb
Definition: ffprobe.c:132
int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
Return the number of bits per pixel used by the pixel format described by pixdesc.
Definition: pixdesc.c:2501
static void writer_print_integer(WriterContext *wctx, const char *key, long long int val)
Definition: ffprobe.c:672
static int do_show_stream_tags
Definition: ffprobe.c:110
static char * ini_escape_str(AVBPrint *dst, const char *src)
Definition: ffprobe.c:1371
static void print_chroma_location(WriterContext *w, enum AVChromaLocation chroma_location)
Definition: ffprobe.c:1988
AVRational av_guess_sample_aspect_ratio(AVFormatContext *format, AVStream *stream, AVFrame *frame)
Guess the sample aspect ratio of a frame, based on both the stream and the frame aspect ratio...
Definition: utils.c:5122
This side data should be associated with a video stream and contains Stereoscopic 3D information in f...
Definition: packet.h:114
void av_opt_set_defaults(void *s)
Set the values of all AVOption fields to their default values.
Definition: opt.c:1357
#define OPT_AUDIO
Definition: cmdutils.h:166
static AVFormatContext * fmt_ctx
static int show_streams(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2712
static char * print_format
Definition: ffprobe.c:119
Video represents a portion of a sphere mapped on a flat surface using equirectangular projection...
Definition: spherical.h:72
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
Definition: codec_par.h:60
AVRational white_point[2]
CIE 1931 xy chromaticity coords of white point.
static const Writer json_writer
Definition: ffprobe.c:1611
Content light level (based on CTA-861.3).
Definition: frame.h:136
int num
Numerator.
Definition: rational.h:59
Timecode which conforms to SMPTE ST 12-1.
Definition: frame.h:168
int repeat_pict
When decoding, this signals how much the picture must be delayed.
Definition: frame.h:442
int index
stream index in AVFormatContext
Definition: avformat.h:877
int size
Definition: packet.h:356
static const AVOption writer_options[]
Definition: ffprobe.c:488
const char * b
Definition: vf_curves.c:116
static void writer_print_integers(WriterContext *wctx, const char *name, uint8_t *data, int size, const char *format, int columns, int bytes, int offset_add)
Definition: ffprobe.c:855
static void log_callback(void *ptr, int level, const char *fmt, va_list vl)
Definition: ffprobe.c:302
static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
Definition: ffprobe.c:2485
#define us(width, name, range_min, range_max, subs,...)
Definition: cbs_h2645.c:276
#define print_str_opt(k, v)
Definition: ffprobe.c:1821
static int read_packets(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2465
int64_t bit_rate
Total stream bitrate in bit/s, 0 if not available.
Definition: avformat.h:1473
int show_all_entries
Definition: ffprobe.c:153
void show_banner(int argc, char **argv, const OptionDef *options)
Print the program banner to stderr.
Definition: cmdutils.c:1184
char * av_timecode_make_mpeg_tc_string(char *buf, uint32_t tc25bit)
Get the timecode string from the 25-bit timecode format (MPEG GOP format).
Definition: timecode.c:130
int log_level
Definition: ffprobe.c:292
#define tc
Definition: regdef.h:69
int av_dict_copy(AVDictionary **dst, const AVDictionary *src, int flags)
Copy entries from one AVDictionary struct into another.
Definition: dict.c:217
DOVI configuration.
int avformat_open_input(AVFormatContext **ps, const char *url, ff_const59 AVInputFormat *fmt, AVDictionary **options)
Open an input stream and read the header.
Definition: utils.c:536
Mastering display metadata associated with a video frame.
Definition: frame.h:119
static const AVClass writer_class
Definition: ffprobe.c:509
static int do_show_packets
Definition: ffprobe.c:94
unsigned num_rects
Definition: avcodec.h:2698
static int do_show_format_tags
Definition: ffprobe.c:107
static int writer_open(WriterContext **wctx, const Writer *writer, const char *args, const struct section *sections, int nb_sections)
Definition: ffprobe.c:544
color_range
static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
Definition: ffprobe.c:535
int has_primaries
Flag indicating whether the display primaries (and white point) are set.
const char * key
static void json_print_item_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1569
char * escape_mode_str
Definition: ffprobe.c:1077
static const Writer default_writer
Definition: ffprobe.c:1009
discard all
Definition: avcodec.h:236
AVPacketSideData * side_data
An array of side data that applies to the whole stream (i.e.
Definition: avformat.h:978
static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream, AVFormatContext *fmt_ctx)
Definition: ffprobe.c:2128
static const char * json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
Definition: ffprobe.c:1487
static AVPacket pkt
static void xml_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:1734
int bits_per_raw_sample
Bits per sample/pixel of internal libavcodec pixel/sample format.
Definition: avcodec.h:1757
static void mark_section_show_entries(SectionID section_id, int show_all_entries, AVDictionary *entries)
Definition: ffprobe.c:3190
static int do_show_error
Definition: ffprobe.c:91
static void error(const char *err)
int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, AVPacket *avpkt)
Decode a subtitle message.
Definition: decode.c:978
AVDictionary * metadata
Definition: avformat.h:1312
static uint64_t * nb_streams_frames
Definition: ffprobe.c:284
int has_nested_elems[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:1080
static int validate_string(WriterContext *wctx, char **dstp, const char *src)
Definition: ffprobe.c:683
AVCodec.
Definition: codec.h:190
#define CMDUTILS_COMMON_OPTIONS
Definition: cmdutils.h:215
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
Definition: pixdesc.h:92
AVDictionary * filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id, AVFormatContext *s, AVStream *st, AVCodec *codec)
Filter out options for given codec.
Definition: cmdutils.c:2104
This struct describes the properties of an encoded stream.
Definition: codec_par.h:52
AVColorTransferCharacteristic
Color Transfer Characteristic.
Definition: pixfmt.h:480
int av_bprint_finalize(AVBPrint *buf, char **ret_str)
Finalize a print buffer.
Definition: bprint.c:235
static int do_count_frames
Definition: ffprobe.c:86
#define SECTION_MAX_NB_LEVELS
Definition: ffprobe.c:450
enum AVColorSpace color_space
Definition: codec_par.h:149
static void * writer_child_next(void *obj, void *prev)
Definition: ffprobe.c:501
const char * av_color_space_name(enum AVColorSpace space)
Definition: pixdesc.c:2942
int indent_level
Definition: ffprobe.c:1628
int end_is_offset
Definition: ffprobe.c:127
#define log2(x)
Definition: libm.h:404
static const AVOption default_options[]
Definition: ffprobe.c:933
static av_always_inline int process_frame(WriterContext *w, InputFile *ifile, AVFrame *frame, AVPacket *pkt, int *packet_new)
Definition: ffprobe.c:2274
Mastering display metadata (based on SMPTE-2086:2014).
Definition: packet.h:222
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:649
#define AV_DICT_DONT_STRDUP_KEY
Take ownership of a key that&#39;s been allocated with av_malloc() or another memory allocation function...
Definition: dict.h:73
#define AVFMT_SHOW_IDS
Show format stream IDs numbers.
Definition: avformat.h:460
Format I/O context.
Definition: avformat.h:1351
#define OFFSET(x)
Definition: ffprobe.c:1634
#define AV_HASH_MAX_SIZE
Maximum value that av_hash_get_size() will currently return.
Definition: hash.h:157
const AVClass * avcodec_get_class(void)
Get the AVClass for AVCodecContext.
Definition: options.c:295
unsigned int nb_stream_indexes
Definition: avformat.h:1273
const char * element_name
name of the contained element, if provided
Definition: ffprobe.c:150
static void writer_print_section_header(WriterContext *wctx, int section_id)
Definition: ffprobe.c:631
static void compact_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:1153
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
Definition: log.h:72
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
Public dictionary API.
const char * name
Definition: opt.h:247
unsigned int nb_section_packet
number of the packet section in case we are in "packets_and_frames" section
Definition: ffprobe.c:471
static void ini_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1398
static int probe_file(WriterContext *wctx, const char *filename, const char *print_filename)
Definition: ffprobe.c:2993
#define print_duration_ts(k, v)
Definition: ffprobe.c:1826
#define DEFAULT
Definition: avdct.c:28
void register_exit(void(*cb)(int ret))
Register a program-specific cleanup routine.
Definition: cmdutils.c:128
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
void log_callback_help(void *ptr, int level, const char *fmt, va_list vl)
Trivial log callback.
Definition: cmdutils.c:96
uint8_t
static int nb_streams
Definition: ffprobe.c:282
#define av_cold
Definition: attributes.h:88
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
Definition: frame.c:190
static int do_read_packets
Definition: ffprobe.c:89
int opt_default(void *optctx, const char *opt, const char *arg)
Fallback for options that are not explicitly handled, these will be parsed through AVOptions...
Definition: cmdutils.c:542
static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3461
int av_packet_unpack_dictionary(const uint8_t *data, int size, AVDictionary **dict)
Unpack a dictionary from side_data.
Definition: avpacket.c:529
int width
Video only.
Definition: codec_par.h:126
Generic hashing API.
static av_cold int uninit(AVCodecContext *avctx)
Definition: crystalhd.c:279
static int do_show_pixel_format_components
Definition: ffprobe.c:103
static int * selected_streams
Definition: ffprobe.c:285
AVOptions.
int flags
Can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_SHOW_IDS, AVFMT_NOTIMESTAMPS, AVFMT_GENERIC_INDEX, AVFMT_TS_DISCONT, AVFMT_NOBINSEARCH, AVFMT_NOGENSEARCH, AVFMT_NO_BYTE_SEEK, AVFMT_SEEK_TO_PTS.
Definition: avformat.h:664
#define HAS_ARG
Definition: cmdutils.h:161
static void close_input_file(InputFile *ifile)
Definition: ffprobe.c:2978
timestamp utils, mostly useful for debugging/logging purposes
Stereo 3D type: this structure describes how two videos are packed within a single video surface...
Definition: stereo3d.h:176
#define va_copy(dst, src)
Definition: va_copy.h:31
AVColorSpace
YUV colorspace type.
Definition: pixfmt.h:509
static const char * flat_escape_value_str(AVBPrint *dst, const char *src)
Definition: ffprobe.c:1280
static void writer_print_time(WriterContext *wctx, const char *key, int64_t ts, const AVRational *time_base, int is_duration)
Definition: ffprobe.c:786
const char *(* item_name)(void *ctx)
A pointer to a function which returns the name of a context instance ctx associated with the class...
Definition: log.h:78
const char * av_color_range_name(enum AVColorRange range)
Definition: pixdesc.c:2875
static av_cold int end(AVCodecContext *avctx)
Definition: avrndec.c:92
int id
unique ID to identify the chapter
Definition: avformat.h:1309
static int show_chapters(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2782
int64_t duration
Duration of this packet in AVStream->time_base units, 0 if unknown.
Definition: packet.h:373
static av_cold int compact_init(WriterContext *wctx)
Definition: ffprobe.c:1101
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
Definition: packet.h:108
static int find_stream_info
Definition: ffprobe.c:134
#define CHECK_END
int id
Format-specific stream ID.
Definition: avformat.h:883
static int do_show_library_versions
Definition: ffprobe.c:100
static void compact_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1123
int avformat_match_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
Check if the stream st contained in s is matched by the stream specifier spec.
Definition: utils.c:5329
void av_spherical_tile_bounds(const AVSphericalMapping *map, size_t width, size_t height, size_t *left, size_t *top, size_t *right, size_t *bottom)
Convert the bounding fields from an AVSphericalVideo from 0.32 fixed point to pixels.
Definition: spherical.c:36
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:393
int nb_side_data
The number of elements in the AVStream.side_data array.
Definition: avformat.h:982
static int match_section(const char *section_name, int show_all_entries, AVDictionary *entries)
Definition: ffprobe.c:3205
int pmt_pid
Definition: avformat.h:1277
void init_opts(void)
Initialize the cmdutils option system, in particular allocate the *_opts contexts.
Definition: cmdutils.c:82
AVStream ** streams
A list of all streams in the file.
Definition: avformat.h:1419
int avcodec_parameters_to_context(AVCodecContext *codec, const AVCodecParameters *par)
Fill the codec context based on the values from the supplied codec parameters.
Definition: utils.c:2193
void av_bprint_append_data(AVBPrint *buf, const char *data, unsigned size)
Append data to a print buffer.
Definition: bprint.c:158
static AVFrame * frame
AVFormatContext * avformat_alloc_context(void)
Allocate an AVFormatContext.
Definition: options.c:144
static void writer_print_data_hash(WriterContext *wctx, const char *name, uint8_t *data, int size)
Definition: ffprobe.c:840
const char * name
Definition: ffprobe.c:142
const char data[16]
Definition: mxf.c:91
Structure to hold side data for an AVFrame.
Definition: frame.h:206
const char * av_stereo3d_type_name(unsigned int type)
Provide a human-readable name of a given stereo3d type.
Definition: stereo3d.c:57
static const AVOption json_options[]
Definition: ffprobe.c:1469
static void ERROR(const char *str)
Definition: audio_fifo.c:57
static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
Definition: ffprobe.c:2337
static const char * writer_get_name(void *p)
Definition: ffprobe.c:480
AVDictionaryEntry * av_dict_get(const AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags)
Get a dictionary entry with matching key.
Definition: dict.c:40
int nb_streams
Definition: ffmpeg.h:409
union unit_value::@5 val
#define PRINT_DISPOSITION(flagname, name)
uint8_t * data
Definition: packet.h:355
StringValidation
Definition: ffprobe.c:427
void parse_options(void *optctx, int argc, char **argv, const OptionDef *options, void(*parse_arg_function)(void *, const char *))
Definition: cmdutils.c:380
static double av_q2d(AVRational a)
Convert an AVRational to a double.
Definition: rational.h:104
#define SECTION_MAX_NB_CHILDREN
Definition: ffprobe.c:138
static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
Definition: ffprobe.c:2729
uint32_t tag
Definition: movenc.c:1532
int avformat_network_init(void)
Do global initialization of network libraries.
Definition: utils.c:5059
char av_get_picture_type_char(enum AVPictureType pict_type)
Return a single letter to describe the given picture type pict_type.
Definition: utils.c:88
const AVClass * priv_class
private class of the writer, if any
Definition: ffprobe.c:435
#define AVERROR_EOF
End of file.
Definition: error.h:55
char * context_name
Definition: ffprobe.c:291
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
int has_end
Definition: ffprobe.c:126
AVDictionary * metadata
metadata.
Definition: frame.h:586
uint8_t * data
Definition: packet.h:299
static int check_section_show_entries(int section_id)
Definition: ffprobe.c:3579
int interlaced_frame
The content of the picture is interlaced.
Definition: frame.h:447
const AVClass * avformat_get_class(void)
Get the AVClass for AVFormatContext.
Definition: options.c:170
static void print_section(SectionID id, int level)
Definition: ffprobe.c:3475
void parse_loglevel(int argc, char **argv, const OptionDef *options)
Find the &#39;-loglevel&#39; option in the command line args and apply it.
Definition: cmdutils.c:503
AVColorRange
MPEG vs JPEG YUV range.
Definition: pixfmt.h:532
external API header
int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max)
Reduce a fraction.
Definition: rational.c:35
int has_luminance
Flag indicating whether the luminance (min_ and max_) have been set.
void show_help_default(const char *opt, const char *arg)
Per-fftool specific help handler.
Definition: ffprobe.c:3315
void show_help_options(const OptionDef *options, const char *msg, int req_flags, int rej_flags, int alt_flags)
Print help for all options matching specified flags.
Definition: cmdutils.c:174
static const char * c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Apply C-language-like string escaping.
Definition: ffprobe.c:1025
static void writer_register_all(void)
Definition: ffprobe.c:1795
static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1753
int children_ids[SECTION_MAX_NB_CHILDREN+1]
list of children section IDS, terminated by -1
Definition: ffprobe.c:149
AVColorPrimaries
Chromaticity coordinates of the source primaries.
Definition: pixfmt.h:455
static void print_pkt_side_data(WriterContext *w, AVCodecParameters *par, const AVPacketSideData *side_data, int nb_side_data, SectionID id_data_list, SectionID id_data)
Definition: ffprobe.c:1863
int nb_side_data
Definition: frame.h:512
void * av_realloc_array(void *ptr, size_t nmemb, size_t size)
Allocate, reallocate, or free an array.
Definition: mem.c:198
static const char * input_filename
Definition: ffprobe.c:257
unsigned int * stream_index
Definition: avformat.h:1272
static void json_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1509
AVFrameSideData ** side_data
Definition: frame.h:511
uint64_t channel_layout
Audio only.
Definition: codec_par.h:162
void(* print_section_footer)(WriterContext *wctx)
Definition: ffprobe.c:443
#define av_log(a,...)
int print_section
Definition: ffprobe.c:1076
static void ffprobe_show_program_version(WriterContext *w)
Definition: ffprobe.c:3081
static int do_show_chapter_tags
Definition: ffprobe.c:106
const char * name
Definition: pixdesc.h:82
int64_t start_time
Definition: avformat.h:1288
AVDictionary ** setup_find_stream_info_opts(AVFormatContext *s, AVDictionary *codec_opts)
Setup AVCodecContext options for avformat_find_stream_info().
Definition: cmdutils.c:2161
int64_t bit_rate
The average bitrate of the encoded data (in bits per second).
Definition: codec_par.h:89
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: packet.h:388
AVDictionary * format_opts
Definition: cmdutils.c:70
int hierarchical
Definition: ffprobe.c:1357
static int do_show_frames
Definition: ffprobe.c:93
static void * av_x_if_null(const void *p, const void *x)
Return x default pointer in case p is NULL.
Definition: avutil.h:308
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
Definition: mathematics.c:142
#define AV_RL8(x)
Definition: intreadwrite.h:398
int id
identifier
Definition: ffprobe.c:124
void av_dump_format(AVFormatContext *ic, int index, const char *url, int is_output)
Print detailed information about the input or output format, such as duration, bitrate, streams, container, programs, metadata, side data, codec and time base.
Definition: dump.c:600
Main libavdevice API header.
#define U(x)
Definition: vp56_arith.h:37
static int read_interval_packets(WriterContext *w, InputFile *ifile, const ReadInterval *interval, int64_t *cur_ts)
Definition: ffprobe.c:2361
static int do_show_chapters
Definition: ffprobe.c:90
#define src
Definition: vp8dsp.c:254
AVRational pkt_timebase
Timebase in which pkt_dts/pts and AVPacket.dts/pts are.
Definition: avcodec.h:2083
char * string_validation_replacement
Definition: ffprobe.c:476
double d
Definition: ffprobe.c:363
libswresample public header
DOVI configuration ref: dolby-vision-bitstreams-within-the-iso-base-media-file-format-v2.1.2, section 2.2 dolby-vision-bitstreams-in-mpeg-2-transport-stream-multiplex-v1.2, section 3.3 Tags are stored in struct AVDOVIDecoderConfigurationRecord.
Definition: packet.h:283
const char * av_chroma_location_name(enum AVChromaLocation location)
Definition: pixdesc.c:2966
Content light level needed by to transmit HDR over HDMI (CTA-861.3).
static const char unit_byte_str[]
Definition: ffprobe.c:279
void av_hash_init(AVHashContext *ctx)
Initialize or reset a hash context.
Definition: hash.c:137
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:269
const int program_birth_year
program birth year, defined by the program for show_banner()
Definition: ffprobe.c:83
int level
current level, starting from 0
Definition: ffprobe.c:461
int width
Definition: frame.h:358
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
AVDictionary * entries_to_show
Definition: ffprobe.c:152
static int do_show_pixel_format_flags
Definition: ffprobe.c:102
#define AV_DICT_MATCH_CASE
Only get an entry with exact-case key match.
Definition: dict.h:69
AVDictionary * metadata
Metadata that applies to the whole file.
Definition: avformat.h:1591
int av_get_bits_per_sample(enum AVCodecID codec_id)
Return codec bits per sample.
Definition: utils.c:1583
int flags
Additional information about the frame packing.
Definition: stereo3d.h:185
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
Definition: pixdesc.h:101
#define AV_BPRINT_SIZE_UNLIMITED
int xsd_strict
Definition: ffprobe.c:1630
#define print_int(k, v)
Definition: ffprobe.c:1818
void av_log_format_line(void *ptr, int level, const char *fmt, va_list vl, char *line, int line_size, int *print_prefix)
Format a line of log the same way as the default callback.
Definition: log.c:328
static void opt_input_file(void *optctx, const char *arg)
Definition: ffprobe.c:3290
int64_t start
Definition: ffmpeg.h:308
static int opt_pretty(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3466
#define AVERROR(e)
Definition: error.h:43
#define SET_DO_SHOW(id, varname)
Definition: ffprobe.c:3591
int priv_size
private size for the writer context
Definition: ffprobe.c:436
#define AV_PIX_FMT_FLAG_RGB
The pixel format contains RGB-like data (as opposed to YUV/grayscale).
Definition: pixdesc.h:148
uint8_t * av_packet_get_side_data(const AVPacket *pkt, enum AVPacketSideDataType type, int *size)
Get side information from packet.
Definition: avpacket.c:353
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:203
#define av_ts2timestr(ts, tb)
Convenience macro, the return value should be used only directly in function arguments but never stan...
Definition: timestamp.h:76
static const AVOption xml_options[]
Definition: ffprobe.c:1636
Display matrix.
enum AVColorPrimaries color_primaries
Definition: codec_par.h:147
const uint8_t * code
Definition: spdifenc.c:413
ff_const59 struct AVInputFormat * iformat
The input container format.
Definition: avformat.h:1363
void av_bprint_init(AVBPrint *buf, unsigned size_init, unsigned size_max)
Definition: bprint.c:69
char * url
input or output URL.
Definition: avformat.h:1447
int video_delay
Video only.
Definition: codec_par.h:155
#define SECTION_FLAG_HAS_VARIABLE_FIELDS
the section may contain a variable number of fields with variable keys.
Definition: ffprobe.c:146
int avcodec_receive_frame(AVCodecContext *avctx, AVFrame *frame)
Return decoded output data from a decoder.
Definition: decode.c:649
const char * r
Definition: vf_curves.c:114
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: frame.h:544
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
unsigned int nb_programs
Definition: avformat.h:1530
int start_is_offset
Definition: ffprobe.c:127
void av_dict_free(AVDictionary **pm)
Free all the memory allocated for an AVDictionary struct and all keys and values. ...
Definition: dict.c:203
#define av_fourcc2str(fourcc)
Definition: avutil.h:348
enum AVMediaType codec_type
General type of the encoded data.
Definition: codec_par.h:56
const char * arg
Definition: jacosubdec.c:66
int nested_section[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:1079
ff_const59 AVInputFormat * av_find_input_format(const char *short_name)
Find AVInputFormat based on the short name of the input format.
Definition: format.c:118
enum AVColorSpace colorspace
YUV colorspace type.
Definition: frame.h:555
AVChapter ** chapters
Definition: avformat.h:1581
#define print_q(k, v, s)
Definition: ffprobe.c:1819
static void default_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1000
Definition: graph2dot.c:48
#define AV_LOG_SKIP_REPEATED
Skip repeated messages, this requires the user app to use av_log() instead of (f)printf as the 2 woul...
Definition: log.h:366
static av_cold int json_init(WriterContext *wctx)
Definition: ffprobe.c:1477
simple assert() macros that are a bit more flexible than ISO C assert().
const AVOption * av_opt_next(const void *obj, const AVOption *last)
Iterate over all AVOptions belonging to obj.
Definition: opt.c:45
enum AVPacketSideDataType type
Definition: packet.h:301
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition: mem.c:237
#define JSON_INDENT()
Definition: ffprobe.c:1507
AVClassCategory category
Category used for visualization (like color) This is only set if the category is equal for all object...
Definition: log.h:130
int side_data_elems
Definition: packet.h:367
static int show_log(WriterContext *w, int section_ids, int section_id, int log_level)
Definition: ffprobe.c:2015
const char * av_get_sample_fmt_name(enum AVSampleFormat sample_fmt)
Return the name of sample_fmt, or NULL if sample_fmt is not recognized.
Definition: samplefmt.c:49
static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1329
int av_hash_alloc(AVHashContext **ctx, const char *name)
Allocate a hash context for the algorithm specified by name.
Definition: hash.c:100
int id
unique id identifying a section
Definition: ffprobe.c:141
const char * long_name
A more descriptive name for this codec.
Definition: codec_desc.h:50
The GOP timecode in 25 bit timecode format.
Definition: frame.h:124
static const uint8_t offset[127][2]
Definition: vf_spp.c:93
static int opt_show_versions(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3504
AVRational avg_frame_rate
Average framerate.
Definition: avformat.h:949
New fields can be added to the end with minor version bumps.
Definition: avformat.h:1268
AVRational max_luminance
Max luminance of mastering display (cd/m^2).
attribute_deprecated int64_t timecode_frame_start
Definition: avcodec.h:1488
static int parse_read_intervals(const char *intervals_spec)
Definition: ffprobe.c:3413
#define fail()
Definition: checkasm.h:123
char * av_get_token(const char **buf, const char *term)
Unescape the given string until a non escaped terminating char, and return the token corresponding to...
Definition: avstring.c:149
void av_log_default_callback(void *ptr, int level, const char *fmt, va_list vl)
Default logging callback.
Definition: log.c:346
int program_num
Definition: avformat.h:1276
const char * unit
Definition: ffprobe.c:364
int flags
A combination of AV_PKT_FLAG values.
Definition: packet.h:361
const char * av_color_primaries_name(enum AVColorPrimaries primaries)
Definition: pixdesc.c:2894
void * priv
private data for use by the filter
Definition: ffprobe.c:456
int extradata_size
Size of the extradata content in bytes.
Definition: codec_par.h:78
uint32_t end_display_time
Definition: avcodec.h:2697
char * name
name of this writer instance
Definition: ffprobe.c:455
int64_t pts
Same as packet pts, in AV_TIME_BASE.
Definition: avcodec.h:2700
uint64_t channel_layout
Channel layout of the audio data.
Definition: frame.h:477
char * av_asprintf(const char *fmt,...)
Definition: avstring.c:113
#define SECTION_FLAG_IS_WRAPPER
the section only contains other sections, but has no data at its own level
Definition: ffprobe.c:144
uint64_t flags
Combination of AV_PIX_FMT_FLAG_...
Definition: pixdesc.h:106
unsigned int nb_streams
Number of elements in AVFormatContext.streams.
Definition: avformat.h:1407
static void writer_print_data(WriterContext *wctx, const char *name, uint8_t *data, int size)
Definition: ffprobe.c:812
static int show_format(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2807
int refs
number of reference frames
Definition: avcodec.h:1114
AVClassCategory category
Definition: ffprobe.c:294
AVDictionary * opts
Definition: movenc.c:50
static ReadInterval * read_intervals
Definition: ffprobe.c:131
uint8_t nb_components
The number of components each pixel has, (1-4)
Definition: pixdesc.h:83
AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]
generic print buffer dedicated to each section, used by various writers
Definition: ffprobe.c:468
const char * name
Definition: qsvenc.c:46
Video frame is split into 6 faces of a cube, and arranged on a 3x2 layout.
Definition: spherical.h:65
int channels
number of audio channels, only used for audio.
Definition: frame.h:606
#define print_section_footer(s)
Definition: ffprobe.c:1835
static const char * csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Quote fields containing special characters, check RFC4180.
Definition: ffprobe.c:1048
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:383
static const char unit_bit_per_second_str[]
Definition: ffprobe.c:280
Spherical video.
static const Writer * registered_writers[MAX_REGISTERED_WRITERS_NB+1]
Definition: ffprobe.c:883
#define AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES
exclude control codes not accepted by XML
Definition: avstring.h:364
#define FFMIN(a, b)
Definition: common.h:96
const char * av_hash_names(int i)
Get the names of available hash algorithms.
Definition: hash.c:84
int display_picture_number
picture number in display order
Definition: frame.h:418
static struct section sections[]
Definition: ffprobe.c:204
void av_log_set_callback(void(*callback)(void *, int, const char *, va_list))
Set the logging callback.
Definition: log.c:455
AVCodecContext * avcodec_alloc_context3(const AVCodec *codec)
Allocate an AVCodecContext and set its fields to default values.
Definition: options.c:157
#define AV_OPT_SEARCH_CHILDREN
Search in possible children of the given object first.
Definition: opt.h:558
AVRational min_luminance
Min luminance of mastering display (cd/m^2).
static int do_read_frames
Definition: ffprobe.c:88
#define PRINT_PIX_FMT_FLAG(flagname, name)
Definition: ffprobe.c:3126
uint8_t w
Definition: llviddspenc.c:38
#define print_fmt(k, f,...)
Definition: ffprobe.c:1812
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:1860
int string_validation
Definition: ffprobe.c:475
This side data should be associated with a video stream and corresponds to the AVSphericalMapping str...
Definition: packet.h:228
static void ffprobe_show_pixel_formats(WriterContext *w)
Definition: ffprobe.c:3131
static int initialized
static const struct ColorPrimaries color_primaries[AVCOL_PRI_NB]
static void show_usage(void)
Definition: ffprobe.c:3074
#define av_err2str(errnum)
Convenience macro, the return value should be used only directly in function arguments but never stan...
Definition: error.h:119
int32_t
AVFormatContext * ctx
Definition: movenc.c:48
char sep
Definition: ffprobe.c:1234
const char * av_hash_get_name(const AVHashContext *ctx)
Definition: hash.c:90
static int show_private_data
Definition: ffprobe.c:117
#define OPT_EXIT
Definition: cmdutils.h:171
static av_always_inline int pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
Definition: os2threads.h:104
static av_cold int xml_init(WriterContext *wctx)
Definition: ffprobe.c:1646
uint16_t format
Definition: avcodec.h:2695
int nb_sections
number of sections
Definition: ffprobe.c:459
#define s(width, name)
Definition: cbs_vp9.c:257
The data contains an ICC profile as an opaque octet buffer following the format described by ISO 1507...
Definition: frame.h:143
const struct section * sections
array containing all sections
Definition: ffprobe.c:458
#define AV_RL32
Definition: intreadwrite.h:146
static const Writer flat_writer
Definition: ffprobe.c:1342
static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1324
int32_t yaw
Rotation around the up vector [-180, 180].
Definition: spherical.h:126
static int opt_sections(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3492
AVDictionary * metadata
Definition: avformat.h:940
static int do_show_programs
Definition: ffprobe.c:95
static const OptionDef real_options[]
Definition: ffprobe.c:3529
int probe_score
format probing score.
Definition: avformat.h:1775
const char * bin_str
Definition: ffprobe.c:266
enum AVColorRange color_range
Video only.
Definition: codec_par.h:146
#define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS
Definition: ffprobe.c:424
#define CONFIG_THIS_YEAR
Definition: config.h:6
int frames
Definition: movenc.c:65
#define pthread_mutex_unlock(a)
Definition: ffprobe.c:66
static int open_input_file(InputFile *ifile, const char *filename, const char *print_filename)
Definition: ffprobe.c:2852
const char * dec_str
Definition: ffprobe.c:267
static int do_show_format
Definition: ffprobe.c:92
const char * item_start_end
Definition: ffprobe.c:1463
#define FF_ARRAY_ELEMS(a)
static const Writer ini_writer
Definition: ffprobe.c:1447
int flags
Definition: opt.h:275
void exit_program(int ret)
Wraps exit with a program-specific cleanup routine.
Definition: cmdutils.c:133
static const char * print_input_filename
Definition: ffprobe.c:258
static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1163
void av_bprint_channel_layout(struct AVBPrint *bp, int nb_channels, uint64_t channel_layout)
Append a description of a channel layout to a bprint buffer.
uint32_t padding
Number of pixels to pad from the edge of each cube face.
Definition: spherical.h:182
int ret
Definition: ffmpeg.h:341
const char * long_name
Descriptive name for the format, meant to be more human-readable than name.
Definition: avformat.h:657
static void print_color_range(WriterContext *w, enum AVColorRange color_range)
Definition: ffprobe.c:1948
Stream structure.
Definition: avformat.h:876
const char program_name[]
program name, defined by the program for show_version().
Definition: ffprobe.c:82
static const Writer compact_writer
Definition: ffprobe.c:1186
static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1176
int64_t end
chapter start/end time in time_base units
Definition: avformat.h:1311
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames...
Definition: frame.h:373
int av_dict_parse_string(AVDictionary **pm, const char *str, const char *key_val_sep, const char *pairs_sep, int flags)
Parse the key/value pairs list and add the parsed entries to a dictionary.
Definition: dict.c:180
Content light level (based on CTA-861.3).
Definition: packet.h:235
const char * name
Definition: ffprobe.c:437
int avcodec_send_packet(AVCodecContext *avctx, const AVPacket *avpkt)
Supply raw packet data as input to a decoder.
Definition: decode.c:586
int has_start
Definition: ffprobe.c:126
int avformat_network_deinit(void)
Undo the initialization done by avformat_network_init.
Definition: utils.c:5071
static int do_show_packet_tags
Definition: ffprobe.c:111
external API header
static struct AVHashContext * hash
Definition: ffprobe.c:261
AVStream * st
Definition: ffmpeg.h:296
int coded_picture_number
picture number in bitstream order
Definition: frame.h:414
enum AVStereo3DType type
How views are packed within the video.
Definition: stereo3d.h:180
static AVInputFormat * iformat
Definition: ffprobe.c:259
#define AV_LOG_INFO
Standard information.
Definition: log.h:187
unsigned int nb_section_frame
number of the frame section in case we are in "packets_and_frames" section
Definition: ffprobe.c:472
#define AV_BPRINT_SIZE_AUTOMATIC
char * av_strdup(const char *s)
Duplicate a string.
Definition: mem.c:253
int64_t end_time
Definition: avformat.h:1289
Libavcodec external API header.
int64_t pkt_duration
duration of the corresponding packet, expressed in AVStream->time_base units, 0 if unknown...
Definition: frame.h:579
A list of zero terminated key/value strings.
Definition: packet.h:172
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
Definition: frame.h:84
void avcodec_free_context(AVCodecContext **avctx)
Free the codec context and everything associated with it and write NULL to the provided pointer...
Definition: options.c:172
typedef void(RENAME(mix_any_func_type))
#define AV_TIME_BASE_Q
Internal time base represented as fractional value.
Definition: avutil.h:260
Timecode helpers header.
AVIOContext * pb
I/O context.
Definition: avformat.h:1393
#define XML_INDENT()
Definition: ffprobe.c:1692
static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1776
static int do_bitexact
Definition: ffprobe.c:85
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
#define AV_RN16(p)
Definition: intreadwrite.h:360
main external API structure.
Definition: avcodec.h:526
static Writer xml_writer
Definition: ffprobe.c:1783
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
Definition: avpacket.c:605
static const Writer csv_writer
Definition: ffprobe.c:1217
long long int64_t
Definition: coverity.c:34
static void print_color_trc(WriterContext *w, enum AVColorTransferCharacteristic color_trc)
Definition: ffprobe.c:1978
static void show_error(WriterContext *w, int err)
Definition: ffprobe.c:2838
const char * item_sep
Definition: ffprobe.c:1463
void avsubtitle_free(AVSubtitle *sub)
Free all allocated data in the given subtitle struct.
Definition: utils.c:1133
static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1431
#define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER
Definition: ffprobe.c:425
uint8_t * data
Definition: frame.h:208
void av_hash_update(AVHashContext *ctx, const uint8_t *src, int len)
Update a hash context with additional data.
Definition: hash.c:159
InputStream * streams
Definition: ffprobe.c:78
unsigned int nb_section_packet_frame
nb_section_packet or nb_section_frame according if is_packets_and_frames
Definition: ffprobe.c:473
int terminate_line[SECTION_MAX_NB_LEVELS]
Definition: ffprobe.c:1081
int av_dict_set(AVDictionary **pm, const char *key, const char *value, int flags)
Set the given entry in *pm, overwriting an existing entry.
Definition: dict.c:70
Replacements for frequently missing libm functions.
static int show_value_unit
Definition: ffprobe.c:113
static int use_value_sexagesimal_format
Definition: ffprobe.c:116
#define print_duration_time(k, v, tb)
Definition: ffprobe.c:1825
double value
Definition: eval.c:98
int coded_height
Definition: avcodec.h:714
Describe the class of an AVClass context structure.
Definition: log.h:67
void av_hash_freep(AVHashContext **ctx)
Free hash context and set hash context pointer to NULL.
Definition: hash.c:238
#define FF_CODEC_PROPERTY_CLOSED_CAPTIONS
Definition: avcodec.h:2193
void av_hash_final_hex(struct AVHashContext *ctx, uint8_t *dst, int size)
Finalize a hash context and store the hexadecimal representation of the actual hash value as a string...
Definition: hash.c:215
static av_const int av_toupper(int c)
Locale-independent conversion of ASCII characters to uppercase.
Definition: avstring.h:231
int index
Definition: gxfenc.c:89
char * item_sep_str
Definition: ffprobe.c:1073
int32_t roll
Rotation around the forward vector [-180, 180].
Definition: spherical.h:128
#define DEFINE_WRITER_CLASS(name)
Definition: ffprobe.c:910
Rational number (pair of numerator and denominator).
Definition: rational.h:58
Mastering display metadata capable of representing the color volume of the display used to master the...
#define AV_OPT_FLAG_DECODING_PARAM
a generic parameter which can be set by the user for demuxing or decoding
Definition: opt.h:277
AVCodecContext * dec_ctx
Definition: ffmpeg.h:303
#define OPT_STRING
Definition: cmdutils.h:164
Recommmends skipping the specified number of samples.
Definition: packet.h:156
static LogBuffer * log_buffer
Definition: ffprobe.c:299
size_t av_strlcatf(char *dst, size_t size, const char *fmt,...)
Definition: avstring.c:101
const char * name
Name of the codec described by this descriptor.
Definition: codec_desc.h:46
enum AVChromaLocation chroma_location
Definition: frame.h:557
int avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
Initialize the AVCodecContext to use the given AVCodec.
Definition: utils.c:574
#define snprintf
Definition: snprintf.h:34
int64_t best_effort_timestamp
frame timestamp estimated using various heuristics, in stream time base
Definition: frame.h:564
void(* print_section_header)(WriterContext *wctx)
Definition: ffprobe.c:442
static void ffprobe_cleanup(int ret)
Definition: ffprobe.c:351
#define SECTION_FLAG_IS_ARRAY
the section contains an array of elements of the same type
Definition: ffprobe.c:145
SectionID
Definition: ffprobe.c:156
static int log_buffer_size
Definition: ffprobe.c:300
This structure describes how to handle spherical videos, outlining information about projection...
Definition: spherical.h:82
static const AVOption compact_options[]
Definition: ffprobe.c:1087
static void print_color_space(WriterContext *w, enum AVColorSpace color_space)
Definition: ffprobe.c:1958
#define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n)
Definition: ffprobe.c:1837
int64_t end
start, end in second/AV_TIME_BASE units
Definition: ffprobe.c:125
#define AV_RN32(p)
Definition: intreadwrite.h:364
misc parsing utilities
int av_read_frame(AVFormatContext *s, AVPacket *pkt)
Return the next frame of a stream.
Definition: utils.c:1780
AVCodec * avcodec_find_decoder(enum AVCodecID id)
Find a registered decoder with a matching codec ID.
Definition: allcodecs.c:919
AVRational display_primaries[3][2]
CIE 1931 xy chromaticity coords of color primaries (r, g, b order).
int avformat_seek_file(AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
Seek to timestamp ts.
Definition: utils.c:2550
mfxU16 profile
Definition: qsvenc.c:45
const char * av_frame_side_data_name(enum AVFrameSideDataType type)
Definition: frame.c:827
This struct describes the properties of a single codec described by an AVCodecID. ...
Definition: codec_desc.h:38
unsigned int string_validation_utf8_flags
Definition: ffprobe.c:477
int64_t start
Definition: ffprobe.c:125
char * av_timecode_make_smpte_tc_string(char *buf, uint32_t tcsmpte, int prevent_df)
Get the timecode string from the SMPTE timecode format.
Definition: timecode.c:118
static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
Definition: ffprobe.c:803
AVDictionary * metadata
Definition: avformat.h:1274
static uint64_t * nb_streams_packets
Definition: ffprobe.c:283
enum AVFrameSideDataType type
Definition: frame.h:207
const char * av_get_media_type_string(enum AVMediaType media_type)
Return a string describing the media_type enum, NULL if media_type is unknown.
Definition: utils.c:76
static void ffprobe_show_library_versions(WriterContext *w)
Definition: ffprobe.c:3112
#define flags(name, subs,...)
Definition: cbs_av1.c:576
static int use_value_prefix
Definition: ffprobe.c:114
void(* print_integer)(WriterContext *wctx, const char *, long long int)
Definition: ffprobe.c:444
int64_t start_time
Position of the first frame of the component, in AV_TIME_BASE fractional seconds. ...
Definition: avformat.h:1456
const AVClass * priv_class
AVClass for the private context.
Definition: codec.h:216
uint8_t level
Definition: svq3.c:210
static int swscale(SwsContext *c, const uint8_t *src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[])
Definition: swscale.c:237
static void flat_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1298
int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
Put a description of the AVERROR code errnum in errbuf.
Definition: error.c:105
static char * upcase_string(char *dst, size_t dst_size, const char *src)
Definition: ffprobe.c:944
void av_bprint_clear(AVBPrint *buf)
Reset the string to "" but keep internal allocated data.
Definition: bprint.c:227
char * av_strtok(char *s, const char *delim, char **saveptr)
Split the string into several tokens which can be accessed by successive calls to av_strtok()...
Definition: avstring.c:184
int64_t start
Definition: avformat.h:1311
int64_t duration
Decoding: duration of the stream, in stream time base.
Definition: avformat.h:925
char * log_message
Definition: ffprobe.c:293
static char * show_data_hash
Definition: ffprobe.c:121
static const OptionDef * options
Definition: ffprobe.c:254
int sample_rate
Audio only.
Definition: codec_par.h:170
#define OPT_BOOL
Definition: cmdutils.h:162
static int do_show_pixel_formats
Definition: ffprobe.c:101
int64_t pkt_dts
DTS copied from the AVPacket that triggered returning this frame.
Definition: frame.h:409
void avdevice_register_all(void)
Initialize libavdevice and register all the input and output devices.
Definition: alldevices.c:65
static int writer_print_string(WriterContext *wctx, const char *key, const char *val, int flags)
Definition: ffprobe.c:741
Main libavformat public API header.
void print_error(const char *filename, int err)
Print an error message to stderr, indicating filename and a human readable description of the error c...
Definition: cmdutils.c:1085
AVPacketSideData * side_data
Additional packet data that can be provided by the container.
Definition: packet.h:366
#define PRINT_STRING_OPT
Definition: ffprobe.c:738
int
void av_opt_free(void *obj)
Free all allocated objects in obj.
Definition: opt.c:1610
#define OPT_INT
Definition: cmdutils.h:167
#define AV_PKT_FLAG_DISCARD
Flag is used to discard packets which are required to maintain valid decoder state but are not requir...
Definition: packet.h:395
AVDictionary * codec_opts
Definition: cmdutils.c:70
static void xml_print_section_header(WriterContext *wctx)
Definition: ffprobe.c:1694
static int do_show_stream_disposition
Definition: ffprobe.c:97
int flags
For these sections the element_name field is mandatory.
Definition: ffprobe.c:148
static av_always_inline void flat(WaveformContext *s, AVFrame *in, AVFrame *out, int component, int intensity, int offset_y, int offset_x, int column, int mirror, int jobnr, int nb_jobs)
Definition: vf_waveform.c:1096
_fmutex pthread_mutex_t
Definition: os2threads.h:53
if(ret< 0)
Definition: vf_mcdeint.c:279
enum AVSphericalProjection projection
Projection type.
Definition: spherical.h:86
static void default_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:991
#define CC_IDENT
Definition: config.h:9
static int do_count_packets
Definition: ffprobe.c:87
const char *(* escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Definition: ffprobe.c:1078
int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
Read packets of a media file to get stream information.
Definition: utils.c:3622
int64_t start_time
Decoding: pts of the first frame of the stream in presentation order, in stream time base...
Definition: avformat.h:915
static double c[64]
int profile
Codec-specific bitstream restrictions that the stream conforms to.
Definition: codec_par.h:120
const char * av_color_transfer_name(enum AVColorTransferCharacteristic transfer)
Definition: pixdesc.c:2918
static const char unit_second_str[]
Definition: ffprobe.c:277
static int parse_read_interval(const char *interval_spec, ReadInterval *interval)
Parse interval specification, according to the format: INTERVAL ::= [START|+START_OFFSET][%[END|+END_...
Definition: ffprobe.c:3331
uint32_t start_display_time
Definition: avcodec.h:2696
static av_cold int flat_init(WriterContext *wctx)
Definition: ffprobe.c:1251
int parent_log_context_offset
Offset in the structure where a pointer to the parent context for logging is stored.
Definition: log.h:108
Stereoscopic video.
AVRational time_base
time base in which the start/end timestamps are specified
Definition: avformat.h:1310
unsigned properties
Properties of the stream that gets decoded.
Definition: avcodec.h:2191
void av_init_packet(AVPacket *pkt)
Initialize optional fields of a packet with default values.
Definition: avpacket.c:35
int64_t nb_frames
number of frames in this stream if known or 0
Definition: avformat.h:927
char * key
Definition: dict.h:86
int den
Denominator.
Definition: rational.h:60
void uninit_opts(void)
Uninitialize the cmdutils option system, in particular free the *_opts contexts and their contents...
Definition: cmdutils.c:87
static const AVOption csv_options[]
Definition: ffprobe.c:1203
static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream, AVFormatContext *fmt_ctx)
Definition: ffprobe.c:2105
static const char * flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
Definition: ffprobe.c:1265
void avformat_close_input(AVFormatContext **s)
Close an opened input AVFormatContext.
Definition: utils.c:4498
#define FFMPEG_CONFIGURATION
Definition: config.h:4
#define AVUNERROR(e)
Definition: error.h:44
void * priv_data
Definition: avcodec.h:553
static int opt_show_entries(void *optctx, const char *opt, const char *arg)
Definition: ffprobe.c:3224
static const AVOption flat_options[]
Definition: ffprobe.c:1241
static int do_show_program_version
Definition: ffprobe.c:99
static int use_byte_value_binary_prefix
Definition: ffprobe.c:115
int av_opt_get(void *obj, const char *name, int search_flags, uint8_t **out_val)
Definition: opt.c:779
#define av_free(p)
AVClassCategory
Definition: log.h:29
#define AVERROR_OPTION_NOT_FOUND
Option not found.
Definition: error.h:61
char * value
Definition: dict.h:87
#define PRINT_STRING_VALIDATE
Definition: ffprobe.c:739
int top_field_first
If the content is interlaced, is top field displayed first.
Definition: frame.h:452
#define FFMPEG_VERSION
Definition: ffversion.h:4
static int do_show_log
Definition: ffprobe.c:104
#define print_str_validate(k, v)
Definition: ffprobe.c:1822
static int do_show_frame_tags
Definition: ffprobe.c:108
static const struct @4 si_prefixes[]
int pcr_pid
Definition: avformat.h:1278
static const AVOption ini_options[]
Definition: ffprobe.c:1363
void av_log_set_flags(int arg)
Definition: log.c:445
#define CHECK_COMPLIANCE(opt, opt_name)
int key_frame
1 -> keyframe, 0-> not
Definition: frame.h:378
#define PAL
Definition: bktr.c:65
const AVCodecDescriptor * avcodec_descriptor_get(enum AVCodecID id)
Definition: codec_desc.c:3394
static const char * none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
Definition: ffprobe.c:1066
AVClassCategory(* get_category)(void *ctx)
Callback to return the category.
Definition: log.h:136
void show_help_children(const AVClass *class, int flags)
Show help for all options with given flags in class and all its children.
Definition: cmdutils.c:203
int duration_frames
Definition: ffprobe.c:128
static void json_print_str(WriterContext *wctx, const char *key, const char *value)
Definition: ffprobe.c:1581
static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
Definition: ffprobe.c:1442
enum AVColorPrimaries color_primaries
Definition: frame.h:546
uint8_t * extradata
Extra binary data needed for initializing the decoder, codec-dependent.
Definition: codec_par.h:74
int noprint_wrappers
Definition: ffprobe.c:926
#define print_str(k, v)
Definition: ffprobe.c:1820
int channels
Audio only.
Definition: codec_par.h:166
#define print_val(k, v, u)
Definition: ffprobe.c:1827
char * parent_name
Definition: ffprobe.c:295
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed...
Definition: packet.h:354
static char * stream_specifier
Definition: ffprobe.c:120
AVFormatContext * fmt_ctx
Definition: ffprobe.c:76
const char * av_packet_side_data_name(enum AVPacketSideDataType type)
Definition: avpacket.c:370
double av_display_rotation_get(const int32_t matrix[9])
Extract the rotation component of the transformation matrix.
Definition: display.c:34
#define print_time(k, v, tb)
Definition: ffprobe.c:1823
int64_t duration
Duration of the stream, in AV_TIME_BASE fractional seconds.
Definition: avformat.h:1466
int height
Definition: frame.h:358
int compact
Definition: ffprobe.c:1462
#define av_freep(p)
static void default_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:978
const char * name
A comma separated list of short names for the format.
Definition: avformat.h:650
#define AV_DICT_IGNORE_SUFFIX
Return first entry in a dictionary whose first part corresponds to the search key, ignoring the suffix of the found key string.
Definition: dict.h:70
static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
Definition: ffprobe.c:2050
AVChromaLocation
Location of chroma samples.
Definition: pixfmt.h:554
enum AVColorTransferCharacteristic color_trc
Definition: frame.h:548
#define av_always_inline
Definition: attributes.h:45
AVCodecParameters * codecpar
Codec parameters associated with this stream.
Definition: avformat.h:1023
#define av_malloc_array(a, b)
uint32_t codec_tag
Additional information about the codec (corresponds to the AVI FOURCC).
Definition: codec_par.h:64
static int show_programs(WriterContext *w, InputFile *ifile)
Definition: ffprobe.c:2764
const char * av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
Return the short name for a pixel format, NULL in case pix_fmt is unknown.
Definition: pixdesc.c:2465
int stream_index
Definition: packet.h:357
int main(int argc, char **argv)
Definition: ffprobe.c:3596
#define OPT_INPUT
Definition: cmdutils.h:181
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avformat.h:905
int depth
Number of bits in the component.
Definition: pixdesc.h:58
const Writer * writer
the Writer of which this is an instance
Definition: ffprobe.c:454
enum AVDiscard discard
Selects which packets can be discarded at will and do not need to be demuxed.
Definition: avformat.h:931
int pkt_size
size of the corresponding packet containing the compressed frame.
Definition: frame.h:615
static void clear_log(int need_lock)
Definition: ffprobe.c:1999
int hierarchical
Definition: ffprobe.c:1235
AVRational r_frame_rate
Real base framerate of the stream.
Definition: avformat.h:1000
static const Writer * writer_get_by_name(const char *name)
Definition: ffprobe.c:896
enum AVCodecID id
const char * unique_name
unique section name, in case the name is ambiguous
Definition: ffprobe.c:151
static double val(void *priv, double ch)
Definition: aeval.c:76
This structure stores compressed data.
Definition: packet.h:332
unsigned MaxFALL
Max average light level per frame (cd/m^2).
const char * avcodec_profile_name(enum AVCodecID codec_id, int profile)
Return a name for the specified profile, if available.
Definition: utils.c:1463
const char * av_spherical_projection_name(enum AVSphericalProjection projection)
Provide a human-readable name of a given AVSphericalProjection.
Definition: spherical.c:60
long long int i
Definition: ffprobe.c:363
int av_opt_set(void *obj, const char *name, const char *val, int search_flags)
Definition: opt.c:465
#define DEFINE_OPT_SHOW_SECTION(section, target_section_id)
Definition: ffprobe.c:3511
int indent_level
Definition: ffprobe.c:1461
int nb_samples
number of audio samples (per channel) described by this frame
Definition: frame.h:366
#define MAX_REGISTERED_WRITERS_NB
Definition: ffprobe.c:881
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: packet.h:348
static void writer_print_section_footer(WriterContext *wctx)
Definition: ffprobe.c:655
int fully_qualified
Definition: ffprobe.c:1629
#define AV_NOPTS_VALUE
Undefined timestamp value.
Definition: avutil.h:248
#define tb
Definition: regdef.h:68
AVProgram ** programs
Definition: avformat.h:1531
#define AV_TIMECODE_STR_SIZE
Definition: timecode.h:33
const AVPixFmtDescriptor * av_pix_fmt_desc_next(const AVPixFmtDescriptor *prev)
Iterate over all pixel format descriptors known to libavutil.
Definition: pixdesc.c:2556
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
Definition: mem.c:190
static int do_show_streams
Definition: ffprobe.c:96
#define print_section_header(s)
Definition: ffprobe.c:1834
static void print_primaries(WriterContext *w, enum AVColorPrimaries color_primaries)
Definition: ffprobe.c:1968
void av_bprint_chars(AVBPrint *buf, char c, unsigned n)
Append char c n times to a print buffer.
Definition: bprint.c:140
int flags
a combination or WRITER_FLAG_*
Definition: ffprobe.c:447