42 #if CONFIG_VP7_DECODER && CONFIG_VP8_DECODER 43 #define VPX(vp7, f) (vp7 ? vp7_ ## f : vp8_ ## f) 44 #elif CONFIG_VP7_DECODER 45 #define VPX(vp7, f) vp7_ ## f 46 #else // CONFIG_VP8_DECODER 47 #define VPX(vp7, f) vp8_ ## f 103 #if CONFIG_VP8_DECODER 152 for (i = 0; i < 5; i++)
173 #if CONFIG_VP8_VAAPI_HWACCEL 176 #if CONFIG_VP8_NVDEC_HWACCEL 278 for (i = 0; i < 4; i++)
281 for (i = 0; i < 4; i++)
285 for (i = 0; i < 3; i++)
294 for (i = 0; i < 4; i++) {
328 if (buf_size - size < 0)
376 for (i = 0; i < 4; i++) {
429 for (i = 0; i < 4; i++)
430 for (j = 0; j < 16; j++)
440 for (i = 0; i < 4; i++)
441 for (j = 0; j < 8; j++)
442 for (k = 0; k < 3; k++)
451 #define VP7_MVC_SIZE 17 452 #define VP8_MVC_SIZE 19 461 for (i = 0; i < 4; i++)
464 for (i = 0; i < 3; i++)
468 for (i = 0; i < 2; i++)
469 for (j = 0; j < mvc_size; j++)
489 for (j = 1; j < 3; j++) {
490 for (i = 0; i < height / 2; i++)
497 const uint8_t *src, ptrdiff_t src_linesize,
502 for (j = 0; j <
height; j++) {
503 const uint8_t *src2 = src + j * src_linesize;
504 uint8_t *dst2 = dst + j * dst_linesize;
505 for (i = 0; i <
width; i++) {
507 dst2[
i] = av_clip_uint8(y + ((y * beta) >> 8) + alpha);
516 if (!s->
keyframe && (alpha || beta)) {
543 width, height, alpha, beta);
552 int part1_size, hscale, vscale,
i, j, ret;
562 s->
profile = (buf[0] >> 1) & 7;
570 part1_size =
AV_RL24(buf) >> 4;
572 if (buf_size < 4 - s->
profile + part1_size) {
586 buf_size -= part1_size;
594 if (hscale || vscale)
603 for (i = 0; i < 2; i++)
615 for (i = 0; i < 4; i++) {
620 for (j = 0; j < 3; j++)
625 for (j = 0; j < 4; j++)
683 for (i = 1; i < 16; i++)
716 int header_size, hscale, vscale, ret;
728 header_size =
AV_RL24(buf) >> 5;
744 if (header_size > buf_size - 7 * s->
keyframe) {
750 if (
AV_RL24(buf) != 0x2a019d) {
752 "Invalid start code 0x%x\n",
AV_RL24(buf));
755 width =
AV_RL16(buf + 3) & 0x3fff;
756 height =
AV_RL16(buf + 5) & 0x3fff;
757 hscale = buf[4] >> 6;
758 vscale = buf[6] >> 6;
762 if (hscale || vscale)
781 buf_size -= header_size;
856 dst->
x = av_clip(src->
x, av_clip(s->
mv_min.
x, INT16_MIN, INT16_MAX),
857 av_clip(s->
mv_max.
x, INT16_MIN, INT16_MAX));
858 dst->
y = av_clip(src->
y, av_clip(s->
mv_min.
y, INT16_MIN, INT16_MAX),
859 av_clip(s->
mv_max.
y, INT16_MIN, INT16_MAX));
872 for (i = 0; i < 3; i++)
874 for (i = (vp7 ? 7 : 9); i > 3; i--)
929 const uint8_t *mbsplits_top, *mbsplits_cur, *firstidx;
939 top_mv = top_mb->
bmv;
955 for (n = 0; n < num; n++) {
957 uint32_t left, above;
961 left =
AV_RN32A(&left_mv[mbsplits_left[k + 3]]);
963 left =
AV_RN32A(&cur_mv[mbsplits_cur[k - 1]]);
965 above =
AV_RN32A(&top_mv[mbsplits_top[k + 12]]);
967 above =
AV_RN32A(&cur_mv[mbsplits_cur[k - 4]]);
1004 int xoffset,
int yoffset,
int boundary,
1005 int *edge_x,
int *edge_y)
1007 int vwidth = mb_width + 1;
1008 int new = (mb_y + yoffset) * vwidth + mb_x + xoffset;
1009 if (
new < boundary ||
new % vwidth == vwidth - 1)
1011 *edge_y =
new / vwidth;
1012 *edge_x =
new % vwidth;
1023 int mb_x,
int mb_y,
int layout)
1026 enum { CNT_ZERO, CNT_NEAREST, CNT_NEAR };
1027 enum { VP8_EDGE_TOP, VP8_EDGE_LEFT, VP8_EDGE_TOPLEFT };
1051 if (
AV_RN32A(&near_mv[CNT_NEAREST])) {
1052 if (mv ==
AV_RN32A(&near_mv[CNT_NEAREST])) {
1054 }
else if (
AV_RN32A(&near_mv[CNT_NEAR])) {
1055 if (mv !=
AV_RN32A(&near_mv[CNT_NEAR]))
1063 AV_WN32A(&near_mv[CNT_NEAREST], mv);
1084 if (cnt[CNT_NEAREST] > cnt[CNT_NEAR])
1085 AV_WN32A(&mb->
mv, cnt[CNT_ZERO] > cnt[CNT_NEAREST] ? 0 :
AV_RN32A(&near_mv[CNT_NEAREST]));
1095 mb->
bmv[0] = mb->
mv;
1098 mb->
mv = near_mv[CNT_NEAR];
1099 mb->
bmv[0] = mb->
mv;
1102 mb->
mv = near_mv[CNT_NEAREST];
1103 mb->
bmv[0] = mb->
mv;
1108 mb->
bmv[0] = mb->
mv;
1114 int mb_x,
int mb_y,
int layout)
1119 enum { CNT_ZERO, CNT_NEAREST, CNT_NEAR, CNT_SPLITMV };
1120 enum { VP8_EDGE_TOP, VP8_EDGE_LEFT, VP8_EDGE_TOPLEFT };
1129 mb_edge[0] = mb + 2;
1130 mb_edge[2] = mb + 1;
1141 #define MV_EDGE_CHECK(n) \ 1143 VP8Macroblock *edge = mb_edge[n]; \ 1144 int edge_ref = edge->ref_frame; \ 1145 if (edge_ref != VP56_FRAME_CURRENT) { \ 1146 uint32_t mv = AV_RN32A(&edge->mv); \ 1148 if (cur_sign_bias != sign_bias[edge_ref]) { \ 1151 mv = ((mv & 0x7fff7fff) + \ 1152 0x00010001) ^ (mv & 0x80008000); \ 1154 if (!n || mv != AV_RN32A(&near_mv[idx])) \ 1155 AV_WN32A(&near_mv[++idx], mv); \ 1156 cnt[idx] += 1 + (n != 2); \ 1158 cnt[CNT_ZERO] += 1 + (n != 2); \ 1171 if (cnt[CNT_SPLITMV] &&
1172 AV_RN32A(&near_mv[1 + VP8_EDGE_TOP]) ==
AV_RN32A(&near_mv[1 + VP8_EDGE_TOPLEFT]))
1173 cnt[CNT_NEAREST] += 1;
1176 if (cnt[CNT_NEAR] > cnt[CNT_NEAREST]) {
1178 FFSWAP(
VP56mv, near_mv[CNT_NEAREST], near_mv[CNT_NEAR]);
1184 clamp_mv(mv_bounds, &mb->
mv, &near_mv[CNT_ZERO + (cnt[CNT_NEAREST] >= cnt[CNT_ZERO])]);
1195 mb->
bmv[0] = mb->
mv;
1198 clamp_mv(mv_bounds, &mb->
mv, &near_mv[CNT_NEAR]);
1199 mb->
bmv[0] = mb->
mv;
1202 clamp_mv(mv_bounds, &mb->
mv, &near_mv[CNT_NEAREST]);
1203 mb->
bmv[0] = mb->
mv;
1208 mb->
bmv[0] = mb->
mv;
1214 int mb_x,
int keyframe,
int layout)
1230 for (y = 0; y < 4; y++) {
1231 for (x = 0; x < 4; x++) {
1235 left[y] = top[x] = *intra4x4;
1241 for (i = 0; i < 16; i++)
1253 static const char *
const vp7_feature_name[] = {
"q-index",
1255 "partial-golden-update",
1260 for (i = 0; i < 4; i++) {
1266 "Feature %s present in macroblock (value 0x%x)\n",
1275 *segment = ref ? *
ref : *segment;
1342 int i,
uint8_t *token_prob, int16_t qmul[2],
1343 const uint8_t scan[16],
int vp7)
1357 token_prob = probs[
i][0];
1365 token_prob = probs[i + 1][1];
1385 int cat = (a << 1) + b;
1386 coeff = 3 + (8 <<
cat);
1390 token_prob = probs[i + 1][2];
1402 int16_t
dc = block[0];
1411 block[0] = pred[0] =
dc;
1416 block[0] = pred[0] =
dc;
1430 token_prob, qmul, scan,
IS_VP7);
1433 #ifndef vp8_decode_block_coeffs_internal 1461 int i,
int zero_nhood, int16_t qmul[2],
1462 const uint8_t scan[16],
int vp7)
1464 uint8_t *token_prob = probs[
i][zero_nhood];
1468 token_prob, qmul, scan)
1478 int i, x, y, luma_start = 0, luma_ctx = 3;
1479 int nnz_pred, nnz, nnz_total = 0;
1484 nnz_pred = t_nnz[8] + l_nnz[8];
1490 l_nnz[8] = t_nnz[8] = !!nnz;
1510 for (y = 0; y < 4; y++)
1511 for (x = 0; x < 4; x++) {
1512 nnz_pred = l_nnz[y] + t_nnz[x];
1515 luma_start, nnz_pred,
1521 t_nnz[x] = l_nnz[y] = !!nnz;
1528 for (i = 4; i < 6; i++)
1529 for (y = 0; y < 2; y++)
1530 for (x = 0; x < 2; x++) {
1531 nnz_pred = l_nnz[i + 2 * y] + t_nnz[i + 2 * x];
1537 t_nnz[i + 2 * x] = l_nnz[i + 2 * y] = !!nnz;
1551 ptrdiff_t linesize, ptrdiff_t uvlinesize,
int simple)
1553 AV_COPY128(top_border, src_y + 15 * linesize);
1555 AV_COPY64(top_border + 16, src_cb + 7 * uvlinesize);
1556 AV_COPY64(top_border + 24, src_cr + 7 * uvlinesize);
1562 uint8_t *src_cr, ptrdiff_t linesize, ptrdiff_t uvlinesize,
int mb_x,
1563 int mb_y,
int mb_width,
int simple,
int xchg)
1565 uint8_t *top_border_m1 = top_border - 32;
1567 src_cb -= uvlinesize;
1568 src_cr -= uvlinesize;
1570 #define XCHG(a, b, xchg) \ 1578 XCHG(top_border_m1 + 8, src_y - 8, xchg);
1579 XCHG(top_border, src_y, xchg);
1580 XCHG(top_border + 8, src_y + 8, 1);
1581 if (mb_x < mb_width - 1)
1582 XCHG(top_border + 32, src_y + 16, 1);
1586 if (!simple || !mb_y) {
1587 XCHG(top_border_m1 + 16, src_cb - 8, xchg);
1588 XCHG(top_border_m1 + 24, src_cr - 8, xchg);
1589 XCHG(top_border + 16, src_cb, 1);
1590 XCHG(top_border + 24, src_cr, 1);
1640 int *copy_buf,
int vp7)
1644 if (!mb_x && mb_y) {
1678 int x, y,
mode, nnz;
1694 const uint8_t lo = is_vp7 ? 128 : 127;
1695 const uint8_t hi = is_vp7 ? 128 : 129;
1696 uint8_t tr_top[4] = { lo, lo, lo, lo };
1704 if (mb_y && mb_x == s->
mb_width - 1) {
1705 tr = tr_right[-1] * 0x01010101
u;
1712 for (y = 0; y < 4; y++) {
1714 for (x = 0; x < 4; x++) {
1720 if ((y == 0 || x == 3) && mb_y == 0) {
1723 topright = tr_right;
1726 mb_y + y, ©, is_vp7);
1728 dst = copy_dst + 12;
1732 AV_WN32A(copy_dst + 4, lo * 0x01010101U);
1738 copy_dst[3] = ptr[4 * x - s->
linesize - 1];
1747 copy_dst[11] = ptr[4 * x - 1];
1748 copy_dst[19] = ptr[4 * x + s->
linesize - 1];
1749 copy_dst[27] = ptr[4 * x + s->
linesize * 2 - 1];
1750 copy_dst[35] = ptr[4 * x + s->
linesize * 3 - 1];
1779 mb_x, mb_y, is_vp7);
1790 { 0, 1, 2, 1, 2, 1, 2, 1 },
1792 { 0, 3, 5, 3, 5, 3, 5, 3 },
1793 { 0, 2, 3, 2, 3, 2, 3, 2 },
1815 int x_off,
int y_off,
int block_w,
int block_h,
1822 ptrdiff_t src_linesize = linesize;
1824 int mx = (mv->
x * 2) & 7, mx_idx =
subpel_idx[0][mx];
1825 int my = (mv->
y * 2) & 7, my_idx =
subpel_idx[0][my];
1827 x_off += mv->
x >> 2;
1828 y_off += mv->
y >> 2;
1832 src += y_off * linesize + x_off;
1833 if (x_off < mx_idx || x_off >= width - block_w -
subpel_idx[2][mx] ||
1834 y_off < my_idx || y_off >= height - block_h -
subpel_idx[2][my]) {
1836 src - my_idx * linesize - mx_idx,
1840 x_off - mx_idx, y_off - my_idx,
1845 mc_func[my_idx][mx_idx](dst, linesize,
src, src_linesize, block_h, mx, my);
1848 mc_func[0][0](dst, linesize, src + y_off * linesize + x_off,
1849 linesize, block_h, 0, 0);
1873 int x_off,
int y_off,
int block_w,
int block_h,
1883 x_off += mv->
x >> 3;
1884 y_off += mv->
y >> 3;
1887 src1 += y_off * linesize + x_off;
1888 src2 += y_off * linesize + x_off;
1890 if (x_off < mx_idx || x_off >= width - block_w -
subpel_idx[2][mx] ||
1891 y_off < my_idx || y_off >= height - block_h -
subpel_idx[2][my]) {
1893 src1 - my_idx * linesize - mx_idx,
1897 x_off - mx_idx, y_off - my_idx, width, height);
1902 src2 - my_idx * linesize - mx_idx,
1903 EDGE_EMU_LINESIZE, linesize,
1906 x_off - mx_idx, y_off - my_idx, width, height);
1908 mc_func[my_idx][mx_idx](dst2, linesize, src2,
EDGE_EMU_LINESIZE, block_h, mx, my);
1910 mc_func[my_idx][mx_idx](dst1, linesize,
src1, linesize, block_h, mx, my);
1911 mc_func[my_idx][mx_idx](dst2, linesize, src2, linesize, block_h, mx, my);
1915 mc_func[0][0](dst1, linesize, src1 + y_off * linesize + x_off, linesize, block_h, 0, 0);
1916 mc_func[0][0](dst2, linesize, src2 + y_off * linesize + x_off, linesize, block_h, 0, 0);
1923 int bx_off,
int by_off,
int block_w,
int block_h,
1930 ref_frame, mv, x_off + bx_off, y_off + by_off,
1931 block_w, block_h, width, height, s->
linesize,
1950 dst[2] + by_off * s->
uvlinesize + bx_off, ref_frame,
1951 &uvmv, x_off + bx_off, y_off + by_off,
1952 block_w, block_h, width, height, s->
uvlinesize,
1963 if (s->
ref_count[ref - 1] > (mb_xy >> 5)) {
1964 int x_off = mb_x << 4, y_off = mb_y << 4;
1965 int mx = (mb->
mv.
x >> 2) + x_off + 8;
1966 int my = (mb->
mv.
y >> 2) + y_off;
1968 int off = mx + (my + (mb_x & 3) * 4) * s->
linesize + 64;
1973 off = (mx >> 1) + ((my >> 1) + (mb_x & 7)) * s->
uvlinesize + 64;
1985 int x_off = mb_x << 4, y_off = mb_y << 4;
1993 0, 0, 16, 16, width,
height, &mb->
mv);
2000 for (y = 0; y < 4; y++) {
2001 for (x = 0; x < 4; x++) {
2003 ref, &bmv[4 * y + x],
2004 4 * x + x_off, 4 * y + y_off, 4, 4,
2015 for (y = 0; y < 2; y++) {
2016 for (x = 0; x < 2; x++) {
2017 uvmv.
x = mb->
bmv[2 * y * 4 + 2 * x ].
x +
2018 mb->
bmv[2 * y * 4 + 2 * x + 1].
x +
2019 mb->
bmv[(2 * y + 1) * 4 + 2 * x ].x +
2020 mb->
bmv[(2 * y + 1) * 4 + 2 * x + 1].
x;
2021 uvmv.
y = mb->
bmv[2 * y * 4 + 2 * x ].
y +
2022 mb->
bmv[2 * y * 4 + 2 * x + 1].
y +
2023 mb->
bmv[(2 * y + 1) * 4 + 2 * x ].y +
2024 mb->
bmv[(2 * y + 1) * 4 + 2 * x + 1].
y;
2033 &uvmv, 4 * x + x_off, 4 * y + y_off, 4, 4,
2042 0, 0, 16, 8, width,
height, &bmv[0]);
2044 0, 8, 16, 8, width,
height, &bmv[1]);
2048 0, 0, 8, 16, width,
height, &bmv[0]);
2050 8, 0, 8, 16, width,
height, &bmv[1]);
2054 0, 0, 8, 8, width,
height, &bmv[0]);
2056 8, 0, 8, 8, width,
height, &bmv[1]);
2058 0, 8, 8, 8, width,
height, &bmv[2]);
2060 8, 8, 8, 8, width,
height, &bmv[3]);
2072 for (y = 0; y < 4; y++) {
2075 if (nnz4 & ~0x01010101) {
2076 for (x = 0; x < 4; x++) {
2097 for (ch = 0; ch < 2; ch++) {
2100 uint8_t *ch_dst = dst[1 + ch];
2101 if (nnz4 & ~0x01010101) {
2102 for (y = 0; y < 2; y++) {
2103 for (x = 0; x < 2; x++) {
2106 td->
block[4 + ch][(y << 1) + x],
2110 td->
block[4 + ch][(y << 1) + x],
2114 goto chroma_idct_end;
2131 int interior_limit, filter_level;
2145 filter_level = av_clip_uintp2(filter_level, 6);
2147 interior_limit = filter_level;
2152 interior_limit =
FFMAX(interior_limit, 1);
2162 int mb_x,
int mb_y,
int is_vp7)
2164 int mbedge_lim, bedge_lim_y, bedge_lim_uv, hev_thresh;
2170 static const uint8_t hev_thresh_lut[2][64] = {
2171 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
2172 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2173 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
2175 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
2176 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
2177 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2185 bedge_lim_y = filter_level;
2186 bedge_lim_uv = filter_level * 2;
2187 mbedge_lim = filter_level + 2;
2190 bedge_lim_uv = filter_level * 2 + inner_limit;
2191 mbedge_lim = bedge_lim_y + 4;
2194 hev_thresh = hev_thresh_lut[s->
keyframe][filter_level];
2198 mbedge_lim, inner_limit, hev_thresh);
2200 mbedge_lim, inner_limit, hev_thresh);
2203 #define H_LOOP_FILTER_16Y_INNER(cond) \ 2204 if (cond && inner_filter) { \ 2205 s->vp8dsp.vp8_h_loop_filter16y_inner(dst[0] + 4, linesize, \ 2206 bedge_lim_y, inner_limit, \ 2208 s->vp8dsp.vp8_h_loop_filter16y_inner(dst[0] + 8, linesize, \ 2209 bedge_lim_y, inner_limit, \ 2211 s->vp8dsp.vp8_h_loop_filter16y_inner(dst[0] + 12, linesize, \ 2212 bedge_lim_y, inner_limit, \ 2214 s->vp8dsp.vp8_h_loop_filter8uv_inner(dst[1] + 4, dst[2] + 4, \ 2215 uvlinesize, bedge_lim_uv, \ 2216 inner_limit, hev_thresh); \ 2223 mbedge_lim, inner_limit, hev_thresh);
2225 mbedge_lim, inner_limit, hev_thresh);
2230 linesize, bedge_lim_y,
2231 inner_limit, hev_thresh);
2233 linesize, bedge_lim_y,
2234 inner_limit, hev_thresh);
2236 linesize, bedge_lim_y,
2237 inner_limit, hev_thresh);
2239 dst[2] + 4 * uvlinesize,
2240 uvlinesize, bedge_lim_uv,
2241 inner_limit, hev_thresh);
2251 int mbedge_lim, bedge_lim;
2260 bedge_lim = 2 * filter_level + inner_limit;
2261 mbedge_lim = bedge_lim + 4;
2280 #define MARGIN (16 << 2) 2290 for (mb_y = 0; mb_y < s->
mb_height; mb_y++) {
2292 ((s->
mb_width + 1) * (mb_y + 1) + 1);
2300 for (mb_x = 0; mb_x < s->
mb_width; mb_x++, mb_xy++, mb++) {
2308 prev_frame && prev_frame->
seg_map ?
2332 #define check_thread_pos(td, otd, mb_x_check, mb_y_check) \ 2334 int tmp = (mb_y_check << 16) | (mb_x_check & 0xFFFF); \ 2335 if (atomic_load(&otd->thread_mb_pos) < tmp) { \ 2336 pthread_mutex_lock(&otd->lock); \ 2337 atomic_store(&td->wait_mb_pos, tmp); \ 2339 if (atomic_load(&otd->thread_mb_pos) >= tmp) \ 2341 pthread_cond_wait(&otd->cond, &otd->lock); \ 2343 atomic_store(&td->wait_mb_pos, INT_MAX); \ 2344 pthread_mutex_unlock(&otd->lock); \ 2348 #define update_pos(td, mb_y, mb_x) \ 2350 int pos = (mb_y << 16) | (mb_x & 0xFFFF); \ 2351 int sliced_threading = (avctx->active_thread_type == FF_THREAD_SLICE) && \ 2353 int is_null = !next_td || !prev_td; \ 2354 int pos_check = (is_null) ? 1 : \ 2355 (next_td != td && pos >= atomic_load(&next_td->wait_mb_pos)) || \ 2356 (prev_td != td && pos >= atomic_load(&prev_td->wait_mb_pos)); \ 2357 atomic_store(&td->thread_mb_pos, pos); \ 2358 if (sliced_threading && pos_check) { \ 2359 pthread_mutex_lock(&td->lock); \ 2360 pthread_cond_broadcast(&td->cond); \ 2361 pthread_mutex_unlock(&td->lock); \ 2365 #define check_thread_pos(td, otd, mb_x_check, mb_y_check) while(0) 2366 #define update_pos(td, mb_y, mb_x) while(0) 2370 int jobnr,
int threadnr,
int is_vp7)
2375 int mb_x, mb_xy = mb_y * s->
mb_width;
2392 prev_td = &s->
thread_data[(jobnr + num_jobs - 1) % num_jobs];
2396 next_td = &s->
thread_data[(jobnr + 1) % num_jobs];
2406 memset(mb - 1, 0,
sizeof(*mb));
2410 if (!is_vp7 || mb_y == 0)
2416 for (mb_x = 0; mb_x < s->
mb_width; mb_x++, mb_xy++, mb++) {
2420 if (prev_td != td) {
2421 if (threadnr != 0) {
2423 mb_x + (is_vp7 ? 2 : 1),
2424 mb_y - (is_vp7 ? 2 : 1));
2427 mb_x + (is_vp7 ? 2 : 1) + s->
mb_width + 3,
2428 mb_y - (is_vp7 ? 2 : 1));
2435 dst[2] - dst[1], 2);
2439 prev_frame && prev_frame->seg_map ?
2440 prev_frame->seg_map->data + mb_xy :
NULL, 0, is_vp7);
2471 if (s->
deblock_filter && num_jobs != 1 && threadnr == num_jobs - 1) {
2498 int jobnr,
int threadnr)
2504 int jobnr,
int threadnr)
2510 int jobnr,
int threadnr,
int is_vp7)
2532 prev_td = &s->
thread_data[(jobnr + num_jobs - 1) % num_jobs];
2536 next_td = &s->
thread_data[(jobnr + 1) % num_jobs];
2538 for (mb_x = 0; mb_x < s->
mb_width; mb_x++, mb++) {
2542 (mb_x + 1) + (s->
mb_width + 3), mb_y - 1);
2547 if (num_jobs == 1) {
2559 filter_mb(s, dst, f, mb_x, mb_y, is_vp7);
2569 int jobnr,
int threadnr)
2575 int jobnr,
int threadnr)
2582 int threadnr,
int is_vp7)
2594 for (mb_y = jobnr; mb_y < s->
mb_height; mb_y += num_jobs) {
2616 int jobnr,
int threadnr)
2622 int jobnr,
int threadnr)
2632 int ret,
i, referenced, num_jobs;
2672 for (i = 0; i < 5; i++)
2674 &s->
frames[i] != prev_frame &&
2697 "Discarding interframe without a prior keyframe!\n");
2702 curframe->tf.f->key_frame = s->
keyframe;
2743 s->
linesize = curframe->tf.f->linesize[0];
2820 #if CONFIG_VP7_DECODER 2891 #if CONFIG_VP7_DECODER 2903 #if CONFIG_VP8_DECODER 2905 #define REBASE(pic) ((pic) ? (pic) - &s_src->frames[0] + &s->frames[0] : NULL) 2921 s->
prob[0] = s_src->
prob[!s_src->update_probabilities];
2927 if (s_src->frames[i].tf.f->buf[0]) {
2928 int ret = vp8_ref_frame(s, &s->
frames[i], &s_src->frames[i]);
2934 s->
framep[0] = REBASE(s_src->next_framep[0]);
2935 s->
framep[1] = REBASE(s_src->next_framep[1]);
2936 s->
framep[2] = REBASE(s_src->next_framep[2]);
2937 s->
framep[3] = REBASE(s_src->next_framep[3]);
2944 #if CONFIG_VP7_DECODER 2951 .
init = vp7_decode_init,
2953 .
decode = vp7_decode_frame,
2959 #if CONFIG_VP8_DECODER 2974 #if CONFIG_VP8_VAAPI_HWACCEL 2977 #if CONFIG_VP8_NVDEC_HWACCEL
VP8Macroblock * macroblocks
static const uint8_t vp8_dc_qlookup[VP8_MAX_QUANT+1]
static av_always_inline void intra_predict(VP8Context *s, VP8ThreadData *td, uint8_t *dst[3], VP8Macroblock *mb, int mb_x, int mb_y, int is_vp7)
static const uint8_t vp8_submv_prob[5][3]
static const uint16_t vp7_ydc_qlookup[]
av_cold void ff_videodsp_init(VideoDSPContext *ctx, int bpc)
int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt)
Select the (possibly hardware accelerated) pixel format.
const struct AVCodec * codec
discard all frames except keyframes
void(* vp8_idct_dc_add)(uint8_t *dst, int16_t block[16], ptrdiff_t stride)
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
static const uint8_t vp7_mv_default_prob[2][17]
static av_always_inline int pthread_mutex_destroy(pthread_mutex_t *mutex)
static void copy(const float *p1, float *p2, const int length)
(only used in prediction) no split MVs
void av_buffer_unref(AVBufferRef **buf)
Free a given reference and automatically free the buffer if there are no more references to it...
void ff_vp7dsp_init(VP8DSPContext *c)
static void update_lf_deltas(VP8Context *s)
This structure describes decoded (raw) audio or video data.
#define atomic_store(object, desired)
static void flush(AVCodecContext *avctx)
static int vp8_decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static const uint8_t vp7_pred4x4_mode[]
int8_t sign_bias[4]
one state [0, 1] per ref frame type
int coded_width
Bitstream width / height, may be different from width/height e.g.
static av_always_inline int inter_predict_dc(int16_t block[16], int16_t pred[2])
#define AV_LOG_WARNING
Something somehow does not look correct.
struct VP8Context::@171 quant
void(* vp8_idct_dc_add4y)(uint8_t *dst, int16_t block[4][16], ptrdiff_t stride)
#define VP7_MV_PRED_COUNT
static av_always_inline int vp8_rac_get_tree(VP56RangeCoder *c, const int8_t(*tree)[2], const uint8_t *probs)
uint8_t feature_value[4][4]
int ff_set_dimensions(AVCodecContext *s, int width, int height)
Check that the provided frame dimensions are valid and set them on the codec context.
AVBufferRef * buf[AV_NUM_DATA_POINTERS]
AVBuffer references backing the data for this frame.
static av_cold int init(AVCodecContext *avctx)
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601 ...
#define avpriv_request_sample(...)
uint8_t * intra4x4_pred_mode_top
static VP56Frame ref_to_update(VP8Context *s, int update, VP56Frame ref)
Determine which buffers golden and altref should be updated with after this frame.
enum AVColorRange color_range
MPEG vs JPEG YUV range.
static int vp8_decode_block_coeffs_internal(VP56RangeCoder *r, int16_t block[16], uint8_t probs[16][3][NUM_DCT_TOKENS - 1], int i, uint8_t *token_prob, int16_t qmul[2])
#define HWACCEL_NVDEC(codec)
static void vp8_decode_flush(AVCodecContext *avctx)
vp8_mc_func put_vp8_bilinear_pixels_tab[3][3][3]
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
av_cold void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth, int chroma_format_idc)
Set the intra prediction function pointers.
void(* vp8_v_loop_filter8uv_inner)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh)
av_cold void ff_vp78dsp_init(VP8DSPContext *dsp)
static const int8_t vp8_pred8x8c_tree[3][2]
static const uint16_t vp7_y2dc_qlookup[]
void(* prefetch)(uint8_t *buf, ptrdiff_t stride, int h)
Prefetch memory into cache (if supported by hardware).
void ff_thread_await_progress(ThreadFrame *f, int n, int field)
Wait for earlier decoding threads to finish reference pictures.
const struct AVHWAccel * hwaccel
Hardware accelerator in use.
static void copy_chroma(AVFrame *dst, AVFrame *src, int width, int height)
#define CONFIG_VP7_DECODER
static av_always_inline int pthread_cond_destroy(pthread_cond_t *cond)
int update_probabilities
If this flag is not set, all the probability updates are discarded after this frame is decoded...
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
static void vp7_filter_mb_row(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static int vp7_read_mv_component(VP56RangeCoder *c, const uint8_t *p)
vp8_mc_func put_vp8_epel_pixels_tab[3][3][3]
first dimension: 4-log2(width) second dimension: 0 if no vertical interpolation is needed; 1 4-tap ve...
static av_always_inline const uint8_t * get_submv_prob(uint32_t left, uint32_t top, int is_vp7)
struct VP8Context::@168 segmentation
Base parameters for segmentation, i.e.
static const uint8_t vp8_pred8x8c_prob_inter[3]
static const uint8_t vp8_mbsplits[5][16]
enum AVDiscard skip_frame
Skip decoding for selected frames.
static const int8_t vp8_pred16x16_tree_intra[4][2]
void(* emulated_edge_mc)(uint8_t *dst, const uint8_t *src, ptrdiff_t dst_linesize, ptrdiff_t src_linesize, int block_w, int block_h, int src_x, int src_y, int w, int h)
Copy a rectangular area of samples to a temporary buffer and replicate the border samples...
int update_golden
VP56_FRAME_NONE if not updated, or which frame to copy if so.
static av_always_inline void filter_mb_row(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr, int is_vp7)
uint8_t intra4x4_pred_mode_top[4]
static enum AVPixelFormat get_pixel_format(VP8Context *s)
static av_always_inline void clamp_mv(VP8mvbounds *s, VP56mv *dst, const VP56mv *src)
static int vp7_update_dimensions(VP8Context *s, int width, int height)
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
int fade_present
Fade bit present in bitstream (VP7)
static av_always_inline void vp7_decode_mvs(VP8Context *s, VP8Macroblock *mb, int mb_x, int mb_y, int layout)
static VP8Frame * vp8_find_free_buffer(VP8Context *s)
static av_always_inline int check_intra_pred4x4_mode_emuedge(int mode, int mb_x, int mb_y, int *copy_buf, int vp7)
void(* vp8_luma_dc_wht_dc)(int16_t block[4][4][16], int16_t dc[16])
void(* vp8_idct_dc_add4uv)(uint8_t *dst, int16_t block[4][16], ptrdiff_t stride)
Multithreading support functions.
int ff_vp8_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
int av_frame_ref(AVFrame *dst, const AVFrame *src)
Set up a new reference to the data described by the source frame.
#define u(width, name, range_min, range_max)
static const uint8_t vp8_mv_update_prob[2][19]
void(* pred8x8[4+3+4])(uint8_t *src, ptrdiff_t stride)
int update_last
update VP56_FRAME_PREVIOUS with the current one
int ff_thread_ref_frame(ThreadFrame *dst, ThreadFrame *src)
static av_always_inline int vpX_rac_is_end(VP56RangeCoder *c)
vp5689 returns 1 if the end of the stream has been reached, 0 otherwise.
static void parse_segment_info(VP8Context *s)
int num_coeff_partitions
All coefficients are contained in separate arith coding contexts.
vp8_mc_func put_pixels_tab[3][3][3]
void ff_thread_finish_setup(AVCodecContext *avctx)
If the codec defines update_thread_context(), call this when they are ready for the next thread to st...
uint8_t token[4][16][3][NUM_DCT_TOKENS - 1]
void(* pred4x4[9+3+3])(uint8_t *src, const uint8_t *topright, ptrdiff_t stride)
void(* vp8_v_loop_filter8uv)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh)
uint8_t feature_index_prob[4][3]
uint8_t intra4x4_pred_mode_mb[16]
static av_always_inline int vp78_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt, int is_vp7)
#define FF_CODEC_CAP_ALLOCATE_PROGRESS
#define prob(name, subs,...)
uint8_t intra4x4_pred_mode_left[4]
#define VERT_VP8_PRED
for VP8, VERT_PRED is the average of
uint8_t colorspace
0 is the only value allowed (meaning bt601)
static const VP56mv * get_bmv_ptr(const VP8Macroblock *mb, int subblock)
static const uint8_t vp8_mbsplit_count[4]
#define i(width, name, range_min, range_max)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
static const int8_t vp8_coeff_band_indexes[8][10]
struct VP8Context::@169 filter
static const uint8_t vp8_pred4x4_mode[]
static av_always_inline void prefetch_motion(VP8Context *s, VP8Macroblock *mb, int mb_x, int mb_y, int mb_xy, int ref)
void ff_thread_release_buffer(AVCodecContext *avctx, ThreadFrame *f)
Wrapper around release_buffer() frame-for multithreaded codecs.
static const uint8_t vp8_dct_cat2_prob[]
static const uint8_t vp8_mv_default_prob[2][19]
#define atomic_load(object)
static av_always_inline void update(SilenceDetectContext *s, AVFrame *insamples, int is_silence, int current_sample, int64_t nb_samples_notify, AVRational time_base)
static const int sizes[][2]
static int vp8_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_size)
static void fade(uint8_t *dst, ptrdiff_t dst_linesize, const uint8_t *src, ptrdiff_t src_linesize, int width, int height, int alpha, int beta)
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
static av_always_inline int check_tm_pred8x8_mode(int mode, int mb_x, int mb_y, int vp7)
static int vp8_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
int active_thread_type
Which multithreading methods are in use by the codec.
void(* vp8_idct_add)(uint8_t *dst, int16_t block[16], ptrdiff_t stride)
const uint8_t ff_zigzag_scan[16+1]
VP8 compatible video decoder.
static const uint8_t vp8_mbfirstidx[4][16]
#define CONFIG_VP8_DECODER
#define EDGE_EMU_LINESIZE
uint16_t inter_dc_pred[2][2]
Interframe DC prediction (VP7) [0] VP56_FRAME_PREVIOUS [1] VP56_FRAME_GOLDEN.
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
const char * name
Name of the codec implementation.
VP8Macroblock * macroblocks_base
static av_always_inline void vp8_mc_part(VP8Context *s, VP8ThreadData *td, uint8_t *dst[3], ThreadFrame *ref_frame, int x_off, int y_off, int bx_off, int by_off, int block_w, int block_h, int width, int height, VP56mv *mv)
static av_always_inline int decode_block_coeffs_internal(VP56RangeCoder *r, int16_t block[16], uint8_t probs[16][3][NUM_DCT_TOKENS - 1], int i, uint8_t *token_prob, int16_t qmul[2], const uint8_t scan[16], int vp7)
static av_always_inline void decode_mb_mode(VP8Context *s, VP8mvbounds *mv_bounds, VP8Macroblock *mb, int mb_x, int mb_y, uint8_t *segment, uint8_t *ref, int layout, int is_vp7)
static const uint8_t vp8_pred4x4_prob_inter[9]
uint8_t edge_emu_buffer[21 *EDGE_EMU_LINESIZE]
static const int vp7_mode_contexts[31][4]
static void vp8_filter_mb_row(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static void vp7_get_quants(VP8Context *s)
#define AV_CODEC_CAP_FRAME_THREADS
Codec supports frame-level multithreading.
static int vp8_decode_mv_mb_modes(AVCodecContext *avctx, VP8Frame *cur_frame, VP8Frame *prev_frame)
#define ONLY_IF_THREADS_ENABLED(x)
Define a function with only the non-default version specified.
static const uint8_t vp8_pred16x16_prob_inter[4]
useful rectangle filling function
int ff_vp56_init_range_decoder(VP56RangeCoder *c, const uint8_t *buf, int buf_size)
int(* update_thread_context)(struct AVCodecContext *dst, const struct AVCodecContext *src)
Copy necessary context variables from a previous thread context to the current one.
#define FF_THREAD_FRAME
Decode more than one frame at once.
#define H_LOOP_FILTER_16Y_INNER(cond)
uint8_t feature_present_prob[4]
static av_always_inline void vp8_mc_chroma(VP8Context *s, VP8ThreadData *td, uint8_t *dst1, uint8_t *dst2, ThreadFrame *ref, const VP56mv *mv, int x_off, int y_off, int block_w, int block_h, int width, int height, ptrdiff_t linesize, vp8_mc_func mc_func[3][3])
chroma MC function
uint8_t fullrange
whether we can skip clamping in dsp functions
static av_unused int vp8_rac_get_sint(VP56RangeCoder *c, int bits)
int width
picture width / height.
int8_t ref[4]
filter strength adjustment for macroblocks that reference: [0] - intra / VP56_FRAME_CURRENT [1] - VP5...
static int vp7_decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static av_cold int vp8_init_frames(VP8Context *s)
void ff_thread_report_progress(ThreadFrame *f, int n, int field)
Notify later decoding threads when part of their reference picture is ready.
static void free_buffers(VP8Context *s)
#define check_thread_pos(td, otd, mb_x_check, mb_y_check)
static int vp7_decode_mv_mb_modes(AVCodecContext *avctx, VP8Frame *cur_frame, VP8Frame *prev_frame)
static av_always_inline int pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
static int vp8_read_mv_component(VP56RangeCoder *c, const uint8_t *p)
#define FF_THREAD_SLICE
Decode more than one part of a single frame at once.
static av_always_inline int vp78_decode_mv_mb_modes(AVCodecContext *avctx, VP8Frame *curframe, VP8Frame *prev_frame, int is_vp7)
int16_t luma_dc_qmul[2]
luma dc-only block quant
static const uint8_t vp8_pred4x4_prob_intra[10][10][9]
uint8_t(* top_border)[16+8+8]
static av_always_inline int decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr, int is_vp7)
static av_always_inline void filter_level_for_mb(VP8Context *s, VP8Macroblock *mb, VP8FilterStrength *f, int is_vp7)
static const int8_t vp7_feature_index_tree[4][2]
static const uint8_t vp7_feature_value_size[2][4]
#define vp56_rac_get_prob
static void vp8_decode_flush_impl(AVCodecContext *avctx, int free_mem)
static av_always_inline void decode_mb_coeffs(VP8Context *s, VP8ThreadData *td, VP56RangeCoder *c, VP8Macroblock *mb, uint8_t t_nnz[9], uint8_t l_nnz[9], int is_vp7)
HW acceleration through CUDA.
#define FF_ARRAY_ELEMS(a)
int thread_count
thread count is used to decide how many independent tasks should be passed to execute() ...
the normal 2^n-1 "JPEG" YUV ranges
static const float pred[4]
static int vp7_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
#define AV_CODEC_CAP_SLICE_THREADS
Codec supports slice-based (or partition-based) multithreading.
static const int8_t mv[256][2]
static av_always_inline int check_intra_pred8x8_mode_emuedge(int mode, int mb_x, int mb_y, int vp7)
static av_always_inline int vp56_rac_get_prob_branchy(VP56RangeCoder *c, int prob)
int coeff_partition_size[8]
int(* execute2)(struct AVCodecContext *c, int(*func)(struct AVCodecContext *c2, void *arg, int jobnr, int threadnr), void *arg2, int *ret, int count)
The codec may call this to execute several independent things.
static av_always_inline void inter_predict(VP8Context *s, VP8ThreadData *td, uint8_t *dst[3], VP8Macroblock *mb, int mb_x, int mb_y)
Apply motion vectors to prediction buffer, chapter 18.
static av_always_inline int decode_block_coeffs(VP56RangeCoder *c, int16_t block[16], uint8_t probs[16][3][NUM_DCT_TOKENS - 1], int i, int zero_nhood, int16_t qmul[2], const uint8_t scan[16], int vp7)
Libavcodec external API header.
static const uint8_t vp8_pred8x8c_prob_intra[3]
int(* end_frame)(AVCodecContext *avctx)
Called at the end of each frame or field picture.
void(* vp8_mc_func)(uint8_t *dst, ptrdiff_t dstStride, uint8_t *src, ptrdiff_t srcStride, int h, int x, int y)
void(* vp8_v_loop_filter16y)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh)
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
static void vp8_release_frame(VP8Context *s, VP8Frame *f)
struct VP8Context::@172 lf_delta
int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags)
Wrapper around get_buffer() for frame-multithreaded codecs.
static const uint8_t vp8_token_update_probs[4][8][3][NUM_DCT_TOKENS - 1]
static const int16_t alpha[]
static const uint16_t vp7_yac_qlookup[]
main external API structure.
static av_always_inline unsigned int vp56_rac_renorm(VP56RangeCoder *c)
static const uint8_t vp8_token_default_probs[4][8][3][NUM_DCT_TOKENS - 1]
uint8_t * data
The data buffer.
VP8Frame * next_framep[4]
int mb_layout
This describes the macroblock memory layout.
uint8_t left_nnz[9]
For coeff decode, we need to know whether the above block had non-zero coefficients.
static const uint8_t vp8_mbsplit_prob[3]
VP56RangeCoder c
header context, includes mb modes and motion vectors
void(* pred16x16[4+3+2])(uint8_t *src, ptrdiff_t stride)
VP56RangeCoder coeff_partition[8]
AVBufferRef * av_buffer_allocz(int size)
Same as av_buffer_alloc(), except the returned buffer will be initialized to zero.
static const int8_t vp8_pred16x16_tree_inter[4][2]
AVBufferRef * hwaccel_priv_buf
static int setup_partitions(VP8Context *s, const uint8_t *buf, int buf_size)
static int vp8_update_dimensions(VP8Context *s, int width, int height)
static int vp7_decode_block_coeffs_internal(VP56RangeCoder *r, int16_t block[16], uint8_t probs[16][3][NUM_DCT_TOKENS - 1], int i, uint8_t *token_prob, int16_t qmul[2], const uint8_t scan[16])
VP8FilterStrength * filter_strength
enum AVColorSpace colorspace
YUV colorspace type.
void(* filter_mb_row)(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static av_always_inline int check_dc_pred8x8_mode(int mode, int mb_x, int mb_y)
static void vp78_update_probability_tables(VP8Context *s)
static const int8_t vp8_pred4x4_tree[9][2]
uint8_t enabled
whether each mb can have a different strength based on mode/ref
static av_always_inline void idct_mb(VP8Context *s, VP8ThreadData *td, uint8_t *dst[3], VP8Macroblock *mb)
static void vp78_update_pred16x16_pred8x8_mvc_probabilities(VP8Context *s, int mvc_size)
static av_always_inline int read_mv_component(VP56RangeCoder *c, const uint8_t *p, int vp7)
Motion vector coding, 17.1.
static const uint8_t subpel_idx[3][8]
static void update_refs(VP8Context *s)
static av_always_inline int vp8_rac_get_coeff(VP56RangeCoder *c, const uint8_t *prob)
static const uint8_t vp8_coeff_band[16]
struct VP8Context::@174 prob[2]
These are all of the updatable probabilities for binary decisions.
void(* vp8_h_loop_filter8uv)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh)
static const uint16_t vp8_ac_qlookup[VP8_MAX_QUANT+1]
static const uint8_t vp8_pred16x16_prob_intra[4]
int header_partition_size
uint8_t update_feature_data
static enum AVPixelFormat pix_fmts[]
static av_always_inline void decode_intra4x4_modes(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb, int mb_x, int keyframe, int layout)
static int vp8_rac_get_uint(VP56RangeCoder *c, int bits)
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (dithered)\", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> dc
av_cold int ff_vp8_decode_init(AVCodecContext *avctx)
int(* decode_slice)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size)
Callback for each slice.
void * hwaccel_picture_private
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
uint8_t feature_enabled[4]
Macroblock features (VP7)
int8_t mode[VP8_MVMODE_SPLIT+1]
filter strength adjustment for the following macroblock modes: [0-3] - i16x16 (always zero) [4] - i4x...
2 8x16 blocks (horizontal)
av_cold int ff_vp8_decode_free(AVCodecContext *avctx)
the normal 219*2^(n-8) "MPEG" YUV ranges
int(* start_frame)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size)
Called at the beginning of each frame or field picture.
void(* vp8_luma_dc_wht)(int16_t block[4][4][16], int16_t dc[16])
void(* vp8_v_loop_filter_simple)(uint8_t *dst, ptrdiff_t stride, int flim)
discard all non reference
void(* vp8_h_loop_filter_simple)(uint8_t *dst, ptrdiff_t stride, int flim)
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
common internal api header.
static void vp8_get_quants(VP8Context *s)
void(* vp8_v_loop_filter16y_inner)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh)
static int ref[MAX_W *MAX_W]
#define LOCAL_ALIGNED(a, t, v,...)
static int vp8_alloc_frame(VP8Context *s, VP8Frame *f, int ref)
#define bit(string, value)
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
static av_always_inline void backup_mb_border(uint8_t *top_border, uint8_t *src_y, uint8_t *src_cb, uint8_t *src_cr, ptrdiff_t linesize, ptrdiff_t uvlinesize, int simple)
static av_always_inline int pthread_cond_init(pthread_cond_t *cond, const pthread_condattr_t *attr)
enum AVDiscard skip_loop_filter
Skip loop filtering for selected frames.
static av_always_inline int vp8_rac_get(VP56RangeCoder *c)
static av_always_inline int decode_splitmvs(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb, int layout, int is_vp7)
Split motion vector prediction, 16.4.
static const SiprModeParam modes[MODE_COUNT]
static av_always_inline int check_tm_pred4x4_mode(int mode, int mb_x, int mb_y, int vp7)
static int vp7_calculate_mb_offset(int mb_x, int mb_y, int mb_width, int xoffset, int yoffset, int boundary, int *edge_x, int *edge_y)
The vp7 reference decoder uses a padding macroblock column (added to right edge of the frame) to guar...
#define HWACCEL_VAAPI(codec)
#define update_pos(td, mb_y, mb_x)
int frame_priv_data_size
Size of per-frame hardware accelerator private data.
#define HOR_VP8_PRED
unaveraged version of HOR_PRED, see
static av_always_inline int update_dimensions(VP8Context *s, int width, int height, int is_vp7)
static av_always_inline void xchg_mb_border(uint8_t *top_border, uint8_t *src_y, uint8_t *src_cb, uint8_t *src_cr, ptrdiff_t linesize, ptrdiff_t uvlinesize, int mb_x, int mb_y, int mb_width, int simple, int xchg)
static av_always_inline int vp78_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr, int is_vp7)
static const double coeff[2][5]
static av_unused int vp8_rac_get_nn(VP56RangeCoder *c)
static av_always_inline void vp8_mc_luma(VP8Context *s, VP8ThreadData *td, uint8_t *dst, ThreadFrame *ref, const VP56mv *mv, int x_off, int y_off, int block_w, int block_h, int width, int height, ptrdiff_t linesize, vp8_mc_func mc_func[3][3])
luma MC function
static av_always_inline void filter_mb(VP8Context *s, uint8_t *dst[3], VP8FilterStrength *f, int mb_x, int mb_y, int is_vp7)
#define atomic_init(obj, value)
int8_t filter_level[4]
base loop filter level
#define AV_LOG_FATAL
Something went wrong and recovery is not possible.
static const int vp8_mode_contexts[6][4]
static const uint8_t vp8_dct_cat1_prob[]
#define FFSWAP(type, a, b)
void(* vp8_h_loop_filter16y)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh)
static int vp7_fade_frame(VP8Context *s, int alpha, int beta)
static av_always_inline void vp8_decode_mvs(VP8Context *s, VP8mvbounds *mv_bounds, VP8Macroblock *mb, int mb_x, int mb_y, int layout)
uint8_t non_zero_count_cache[6][4]
This is the index plus one of the last non-zero coeff for each of the blocks in the current macrobloc...
void ff_vp8dsp_init(VP8DSPContext *c)
AVPixelFormat
Pixel format.
static void vp78_reset_probability_tables(VP8Context *s)
This structure stores compressed data.
static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_size)
#define AV_GET_BUFFER_FLAG_REF
The decoder will keep a reference to the frame and may reuse it later.
const uint8_t *const ff_vp8_dct_cat_prob[]
mode
Use these values in ebur128_init (or'ed).
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
VP8ThreadData * thread_data
enum AVPixelFormat pix_fmt
struct VP8Context::@170 qmat[4]
Macroblocks can have one of 4 different quants in a frame when segmentation is enabled.
struct VP8Context::@173 coder_state_at_header_end
static av_always_inline void filter_mb_simple(VP8Context *s, uint8_t *dst, VP8FilterStrength *f, int mb_x, int mb_y)
static const VP7MVPred vp7_mv_pred[VP7_MV_PRED_COUNT]
static const uint16_t vp7_y2ac_qlookup[]
static const uint8_t vp7_submv_prob[3]
static av_always_inline int vp78_decode_init(AVCodecContext *avctx, int is_vp7)
int(* decode_mb_row_no_filter)(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)