43 #if CONFIG_VP7_DECODER && CONFIG_VP8_DECODER
44 #define VPX(vp7, f) (vp7 ? vp7_ ## f : vp8_ ## f)
45 #elif CONFIG_VP7_DECODER
46 #define VPX(vp7, f) vp7_ ## f
48 #define VPX(vp7, f) vp8_ ## f
68 s->macroblocks =
NULL;
79 if (
s->avctx->hwaccel) {
83 if (!
f->hwaccel_priv_buf)
85 f->hwaccel_picture_private =
f->hwaccel_priv_buf->data;
100 f->hwaccel_picture_private =
NULL;
104 #if CONFIG_VP8_DECODER
118 if (
src->hwaccel_picture_private) {
136 memset(
s->framep, 0,
sizeof(
s->framep));
153 for (
i = 0;
i < 5;
i++)
174 #if CONFIG_VP8_VAAPI_HWACCEL
177 #if CONFIG_VP8_NVDEC_HWACCEL
191 int i, ret, dim_reset = 0;
193 if (
width !=
s->avctx->width || ((
width+15)/16 !=
s->mb_width || (
height+15)/16 !=
s->mb_height) &&
s->macroblocks_base ||
201 dim_reset = (
s->macroblocks_base !=
NULL);
205 !
s->actually_webp && !is_vp7) {
212 s->mb_width = (
s->avctx->coded_width + 15) / 16;
213 s->mb_height = (
s->avctx->coded_height + 15) / 16;
218 s->macroblocks_base =
av_mallocz((
s->mb_width +
s->mb_height * 2 + 1) *
219 sizeof(*
s->macroblocks));
220 s->intra4x4_pred_mode_top =
av_mallocz(
s->mb_width * 4);
222 s->macroblocks_base =
av_mallocz((
s->mb_width + 2) * (
s->mb_height + 2) *
223 sizeof(*
s->macroblocks));
225 s->top_border =
av_mallocz((
s->mb_width + 1) *
sizeof(*
s->top_border));
228 if (!
s->macroblocks_base || !
s->top_nnz || !
s->top_border ||
229 !
s->thread_data || (!
s->intra4x4_pred_mode_top && !
s->mb_layout)) {
235 s->thread_data[
i].filter_strength =
236 av_mallocz(
s->mb_width *
sizeof(*
s->thread_data[0].filter_strength));
237 if (!
s->thread_data[
i].filter_strength) {
247 s->macroblocks =
s->macroblocks_base + 1;
271 if (
s->segmentation.update_feature_data) {
274 for (
i = 0;
i < 4;
i++)
277 for (
i = 0;
i < 4;
i++)
280 if (
s->segmentation.update_map)
281 for (
i = 0;
i < 3;
i++)
290 for (
i = 0;
i < 4;
i++) {
295 s->lf_delta.ref[
i] = -
s->lf_delta.ref[
i];
304 s->lf_delta.mode[
i] = -
s->lf_delta.mode[
i];
317 buf += 3 * (
s->num_coeff_partitions - 1);
318 buf_size -= 3 * (
s->num_coeff_partitions - 1);
322 for (
i = 0;
i <
s->num_coeff_partitions - 1;
i++) {
324 if (buf_size -
size < 0)
326 s->coeff_partition_size[
i] =
size;
335 s->coeff_partition_size[
i] = buf_size;
372 for (
i = 0;
i < 4;
i++) {
373 if (
s->segmentation.enabled) {
374 base_qi =
s->segmentation.base_quant[
i];
375 if (!
s->segmentation.absolute_vals)
376 base_qi +=
s->quant.yac_qi;
378 base_qi =
s->quant.yac_qi;
388 s->qmat[
i].luma_dc_qmul[1] =
FFMAX(
s->qmat[
i].luma_dc_qmul[1], 8);
389 s->qmat[
i].chroma_qmul[0] =
FFMIN(
s->qmat[
i].chroma_qmul[0], 132);
425 for (
i = 0;
i < 4;
i++)
426 for (j = 0; j < 16; j++)
428 sizeof(
s->prob->token[
i][j]));
436 for (
i = 0;
i < 4;
i++)
437 for (j = 0; j < 8; j++)
438 for (k = 0; k < 3; k++)
447 #define VP7_MVC_SIZE 17
448 #define VP8_MVC_SIZE 19
457 for (
i = 0;
i < 4;
i++)
460 for (
i = 0;
i < 3;
i++)
464 for (
i = 0;
i < 2;
i++)
465 for (j = 0; j < mvc_size; j++)
485 for (j = 1; j < 3; j++) {
498 for (j = 0; j <
height; j++) {
500 uint8_t *dst2 = dst + j * dst_linesize;
512 if (!
s->keyframe && (
alpha || beta)) {
513 int width =
s->mb_width * 16;
514 int height =
s->mb_height * 16;
538 src->data[0],
src->linesize[0],
548 int part1_size, hscale, vscale,
i, j, ret;
549 int width =
s->avctx->width;
558 s->profile = (buf[0] >> 1) & 7;
559 if (
s->profile > 1) {
564 s->keyframe = !(buf[0] & 1);
566 part1_size =
AV_RL24(buf) >> 4;
568 if (buf_size < 4 - s->
profile + part1_size) {
569 av_log(
s->avctx,
AV_LOG_ERROR,
"Buffer size %d is too small, needed : %d\n", buf_size, 4 -
s->profile + part1_size);
573 buf += 4 -
s->profile;
574 buf_size -= 4 -
s->profile;
576 memcpy(
s->put_pixels_tab,
s->vp8dsp.put_vp8_epel_pixels_tab,
sizeof(
s->put_pixels_tab));
582 buf_size -= part1_size;
590 if (hscale || vscale)
596 sizeof(
s->prob->pred16x16));
598 sizeof(
s->prob->pred8x8c));
599 for (
i = 0;
i < 2;
i++)
602 memset(&
s->segmentation, 0,
sizeof(
s->segmentation));
603 memset(&
s->lf_delta, 0,
sizeof(
s->lf_delta));
607 if (
s->keyframe ||
s->profile > 0)
608 memset(
s->inter_dc_pred, 0 ,
sizeof(
s->inter_dc_pred));
611 for (
i = 0;
i < 4;
i++) {
613 if (
s->feature_enabled[
i]) {
616 for (j = 0; j < 3; j++)
617 s->feature_index_prob[
i][j] =
621 for (j = 0; j < 4; j++)
622 s->feature_value[
i][j] =
627 s->segmentation.enabled = 0;
628 s->segmentation.update_map = 0;
629 s->lf_delta.enabled = 0;
631 s->num_coeff_partitions = 1;
636 if (!
s->macroblocks_base ||
638 (
width + 15) / 16 !=
s->mb_width || (
height + 15) / 16 !=
s->mb_height) {
653 s->update_probabilities = 1;
656 if (
s->profile > 0) {
658 if (!
s->update_probabilities)
659 s->prob[1] =
s->prob[0];
679 for (
i = 1;
i < 16;
i++)
691 s->mbskip_enabled = 0;
712 int header_size, hscale, vscale, ret;
713 int width =
s->avctx->width;
721 s->keyframe = !(buf[0] & 1);
722 s->profile = (buf[0]>>1) & 7;
723 s->invisible = !(buf[0] & 0x10);
724 header_size =
AV_RL24(buf) >> 5;
728 s->header_partition_size = header_size;
734 memcpy(
s->put_pixels_tab,
s->vp8dsp.put_vp8_epel_pixels_tab,
735 sizeof(
s->put_pixels_tab));
737 memcpy(
s->put_pixels_tab,
s->vp8dsp.put_vp8_bilinear_pixels_tab,
738 sizeof(
s->put_pixels_tab));
740 if (header_size > buf_size - 7 *
s->keyframe) {
746 if (
AV_RL24(buf) != 0x2a019d) {
748 "Invalid start code 0x%x\n",
AV_RL24(buf));
753 hscale = buf[4] >> 6;
754 vscale = buf[6] >> 6;
758 if (hscale || vscale)
764 sizeof(
s->prob->pred16x16));
766 sizeof(
s->prob->pred8x8c));
768 sizeof(
s->prob->mvc));
769 memset(&
s->segmentation, 0,
sizeof(
s->segmentation));
770 memset(&
s->lf_delta, 0,
sizeof(
s->lf_delta));
777 buf_size -= header_size;
789 s->segmentation.update_map = 0;
797 if (
s->lf_delta.update)
806 if (!
s->macroblocks_base ||
808 (
width+15)/16 !=
s->mb_width || (
height+15)/16 !=
s->mb_height)
823 s->prob[1] =
s->prob[0];
841 s->coder_state_at_header_end.input =
s->c.buffer - (-
s->c.bits / 8);
842 s->coder_state_at_header_end.range =
s->c.high;
843 s->coder_state_at_header_end.value =
s->c.code_word >> 16;
844 s->coder_state_at_header_end.bit_count = -
s->c.bits % 8;
853 av_clip(
s->mv_max.x, INT16_MIN, INT16_MAX));
855 av_clip(
s->mv_max.y, INT16_MIN, INT16_MAX));
868 for (
i = 0;
i < 3;
i++)
870 for (
i = (vp7 ? 7 : 9);
i > 3;
i--)
925 const uint8_t *mbsplits_top, *mbsplits_cur, *firstidx;
933 top_mb = &
mb[-
s->mb_width - 1];
935 top_mv = top_mb->
bmv;
949 mb->partitioning = part_idx;
951 for (n = 0; n < num; n++) {
953 uint32_t left, above;
957 left =
AV_RN32A(&left_mv[mbsplits_left[k + 3]]);
959 left =
AV_RN32A(&cur_mv[mbsplits_cur[k - 1]]);
961 above =
AV_RN32A(&top_mv[mbsplits_top[k + 12]]);
963 above =
AV_RN32A(&cur_mv[mbsplits_cur[k - 4]]);
970 mb->bmv[n].y =
mb->mv.y +
972 mb->bmv[n].x =
mb->mv.x +
1000 int xoffset,
int yoffset,
int boundary,
1001 int *edge_x,
int *edge_y)
1003 int vwidth = mb_width + 1;
1004 int new = (mb_y + yoffset) * vwidth + mb_x + xoffset;
1005 if (
new < boundary ||
new % vwidth == vwidth - 1)
1007 *edge_y =
new / vwidth;
1008 *edge_x =
new % vwidth;
1019 int mb_x,
int mb_y,
int layout)
1022 enum { CNT_ZERO, CNT_NEAREST, CNT_NEAR };
1023 enum { VP8_EDGE_TOP, VP8_EDGE_LEFT, VP8_EDGE_TOPLEFT };
1039 pred->yoffset, !
s->profile, &edge_x, &edge_y)) {
1041 ?
s->macroblocks_base + 1 + edge_x +
1042 (
s->mb_width + 1) * (edge_y + 1)
1043 :
s->macroblocks + edge_x +
1044 (
s->mb_height - edge_y - 1) * 2;
1047 if (
AV_RN32A(&near_mv[CNT_NEAREST])) {
1050 }
else if (
AV_RN32A(&near_mv[CNT_NEAR])) {
1080 if (cnt[CNT_NEAREST] > cnt[CNT_NEAR])
1081 AV_WN32A(&
mb->mv, cnt[CNT_ZERO] > cnt[CNT_NEAREST] ? 0 :
AV_RN32A(&near_mv[CNT_NEAREST]));
1091 mb->bmv[0] =
mb->mv;
1094 mb->mv = near_mv[CNT_NEAR];
1095 mb->bmv[0] =
mb->mv;
1098 mb->mv = near_mv[CNT_NEAREST];
1099 mb->bmv[0] =
mb->mv;
1104 mb->bmv[0] =
mb->mv;
1110 int mb_x,
int mb_y,
int layout)
1115 enum { CNT_ZERO, CNT_NEAREST, CNT_NEAR, CNT_SPLITMV };
1116 enum { VP8_EDGE_TOP, VP8_EDGE_LEFT, VP8_EDGE_TOPLEFT };
1118 int cur_sign_bias =
s->sign_bias[
mb->ref_frame];
1119 int8_t *sign_bias =
s->sign_bias;
1125 mb_edge[0] =
mb + 2;
1126 mb_edge[2] =
mb + 1;
1128 mb_edge[0] =
mb -
s->mb_width - 1;
1129 mb_edge[2] =
mb -
s->mb_width - 2;
1137 #define MV_EDGE_CHECK(n) \
1139 VP8Macroblock *edge = mb_edge[n]; \
1140 int edge_ref = edge->ref_frame; \
1141 if (edge_ref != VP56_FRAME_CURRENT) { \
1142 uint32_t mv = AV_RN32A(&edge->mv); \
1144 if (cur_sign_bias != sign_bias[edge_ref]) { \
1147 mv = ((mv & 0x7fff7fff) + \
1148 0x00010001) ^ (mv & 0x80008000); \
1150 if (!n || mv != AV_RN32A(&near_mv[idx])) \
1151 AV_WN32A(&near_mv[++idx], mv); \
1152 cnt[idx] += 1 + (n != 2); \
1154 cnt[CNT_ZERO] += 1 + (n != 2); \
1167 if (cnt[CNT_SPLITMV] &&
1168 AV_RN32A(&near_mv[1 + VP8_EDGE_TOP]) ==
AV_RN32A(&near_mv[1 + VP8_EDGE_TOPLEFT]))
1169 cnt[CNT_NEAREST] += 1;
1172 if (cnt[CNT_NEAR] > cnt[CNT_NEAREST]) {
1174 FFSWAP(
VP56mv, near_mv[CNT_NEAREST], near_mv[CNT_NEAR]);
1180 clamp_mv(mv_bounds, &
mb->mv, &near_mv[CNT_ZERO + (cnt[CNT_NEAREST] >= cnt[CNT_ZERO])]);
1191 mb->bmv[0] =
mb->mv;
1194 clamp_mv(mv_bounds, &
mb->mv, &near_mv[CNT_NEAR]);
1195 mb->bmv[0] =
mb->mv;
1198 clamp_mv(mv_bounds, &
mb->mv, &near_mv[CNT_NEAREST]);
1199 mb->bmv[0] =
mb->mv;
1204 mb->bmv[0] =
mb->mv;
1210 int mb_x,
int keyframe,
int layout)
1212 uint8_t *intra4x4 =
mb->intra4x4_pred_mode_mb;
1221 uint8_t *
const left =
s->intra4x4_pred_mode_left;
1223 top =
mb->intra4x4_pred_mode_top;
1225 top =
s->intra4x4_pred_mode_top + 4 * mb_x;
1226 for (y = 0; y < 4; y++) {
1227 for (x = 0; x < 4; x++) {
1231 left[y] = top[x] = *intra4x4;
1237 for (
i = 0;
i < 16;
i++)
1249 static const char *
const vp7_feature_name[] = {
"q-index",
1251 "partial-golden-update",
1256 for (
i = 0;
i < 4;
i++) {
1257 if (
s->feature_enabled[
i]) {
1260 s->feature_index_prob[
i]);
1262 "Feature %s present in macroblock (value 0x%x)\n",
1263 vp7_feature_name[
i],
s->feature_value[
i][
index]);
1267 }
else if (
s->segmentation.update_map) {
1270 }
else if (
s->segmentation.enabled)
1303 s->ref_count[
mb->ref_frame - 1]++;
1338 int i,
uint8_t *token_prob, int16_t qmul[2],
1339 const uint8_t scan[16],
int vp7)
1353 token_prob = probs[
i][0];
1361 token_prob = probs[
i + 1][1];
1381 int cat = (
a << 1) +
b;
1386 token_prob = probs[
i + 1][2];
1426 token_prob, qmul, scan,
IS_VP7);
1429 #ifndef vp8_decode_block_coeffs_internal
1457 int i,
int zero_nhood, int16_t qmul[2],
1458 const uint8_t scan[16],
int vp7)
1460 uint8_t *token_prob = probs[
i][zero_nhood];
1464 token_prob, qmul, scan)
1474 int i, x, y, luma_start = 0, luma_ctx = 3;
1475 int nnz_pred, nnz, nnz_total = 0;
1480 nnz_pred = t_nnz[8] + l_nnz[8];
1484 nnz_pred,
s->qmat[
segment].luma_dc_qmul,
1486 l_nnz[8] = t_nnz[8] = !!nnz;
1490 s->inter_dc_pred[
mb->ref_frame - 1]);
1497 s->vp8dsp.vp8_luma_dc_wht_dc(
td->block,
td->block_dc);
1499 s->vp8dsp.vp8_luma_dc_wht(
td->block,
td->block_dc);
1506 for (y = 0; y < 4; y++)
1507 for (x = 0; x < 4; x++) {
1508 nnz_pred = l_nnz[y] + t_nnz[x];
1510 s->prob->token[luma_ctx],
1511 luma_start, nnz_pred,
1513 s->prob[0].scan, is_vp7);
1516 td->non_zero_count_cache[y][x] = nnz + block_dc;
1517 t_nnz[x] = l_nnz[y] = !!nnz;
1524 for (
i = 4;
i < 6;
i++)
1525 for (y = 0; y < 2; y++)
1526 for (x = 0; x < 2; x++) {
1527 nnz_pred = l_nnz[
i + 2 * y] + t_nnz[
i + 2 * x];
1529 s->prob->token[2], 0, nnz_pred,
1531 s->prob[0].scan, is_vp7);
1532 td->non_zero_count_cache[
i][(y << 1) + x] = nnz;
1533 t_nnz[
i + 2 * x] = l_nnz[
i + 2 * y] = !!nnz;
1547 ptrdiff_t linesize, ptrdiff_t uvlinesize,
int simple)
1549 AV_COPY128(top_border, src_y + 15 * linesize);
1551 AV_COPY64(top_border + 16, src_cb + 7 * uvlinesize);
1552 AV_COPY64(top_border + 24, src_cr + 7 * uvlinesize);
1558 uint8_t *src_cr, ptrdiff_t linesize, ptrdiff_t uvlinesize,
int mb_x,
1559 int mb_y,
int mb_width,
int simple,
int xchg)
1561 uint8_t *top_border_m1 = top_border - 32;
1563 src_cb -= uvlinesize;
1564 src_cr -= uvlinesize;
1566 #define XCHG(a, b, xchg) \
1574 XCHG(top_border_m1 + 8, src_y - 8, xchg);
1575 XCHG(top_border, src_y, xchg);
1576 XCHG(top_border + 8, src_y + 8, 1);
1577 if (mb_x < mb_width - 1)
1578 XCHG(top_border + 32, src_y + 16, 1);
1582 if (!simple || !mb_y) {
1583 XCHG(top_border_m1 + 16, src_cb - 8, xchg);
1584 XCHG(top_border_m1 + 24, src_cr - 8, xchg);
1585 XCHG(top_border + 16, src_cb, 1);
1586 XCHG(top_border + 24, src_cr, 1);
1636 int *copy_buf,
int vp7)
1640 if (!mb_x && mb_y) {
1674 int x, y,
mode, nnz;
1679 if (mb_y && (
s->deblock_filter || !mb_y) &&
td->thread_nr == 0)
1681 s->linesize,
s->uvlinesize, mb_x, mb_y,
s->mb_width,
1682 s->filter.simple, 1);
1686 s->hpc.pred16x16[
mode](dst[0],
s->linesize);
1689 uint8_t *intra4x4 =
mb->intra4x4_pred_mode_mb;
1690 const uint8_t lo = is_vp7 ? 128 : 127;
1691 const uint8_t hi = is_vp7 ? 128 : 129;
1692 uint8_t tr_top[4] = { lo, lo, lo, lo };
1696 uint8_t *tr_right = ptr -
s->linesize + 16;
1700 if (mb_y && mb_x ==
s->mb_width - 1) {
1701 tr = tr_right[-1] * 0x01010101u;
1708 for (y = 0; y < 4; y++) {
1709 uint8_t *topright = ptr + 4 -
s->linesize;
1710 for (x = 0; x < 4; x++) {
1712 ptrdiff_t linesize =
s->linesize;
1716 if ((y == 0 || x == 3) && mb_y == 0) {
1719 topright = tr_right;
1722 mb_y + y, &
copy, is_vp7);
1724 dst = copy_dst + 12;
1728 AV_WN32A(copy_dst + 4, lo * 0x01010101U);
1730 AV_COPY32(copy_dst + 4, ptr + 4 * x -
s->linesize);
1734 copy_dst[3] = ptr[4 * x -
s->linesize - 1];
1743 copy_dst[11] = ptr[4 * x - 1];
1744 copy_dst[19] = ptr[4 * x +
s->linesize - 1];
1745 copy_dst[27] = ptr[4 * x +
s->linesize * 2 - 1];
1746 copy_dst[35] = ptr[4 * x +
s->linesize * 3 - 1];
1749 s->hpc.pred4x4[
mode](dst, topright, linesize);
1752 AV_COPY32(ptr + 4 * x +
s->linesize, copy_dst + 20);
1753 AV_COPY32(ptr + 4 * x +
s->linesize * 2, copy_dst + 28);
1754 AV_COPY32(ptr + 4 * x +
s->linesize * 3, copy_dst + 36);
1757 nnz =
td->non_zero_count_cache[y][x];
1760 s->vp8dsp.vp8_idct_dc_add(ptr + 4 * x,
1761 td->block[y][x],
s->linesize);
1763 s->vp8dsp.vp8_idct_add(ptr + 4 * x,
1764 td->block[y][x],
s->linesize);
1769 ptr += 4 *
s->linesize;
1775 mb_x, mb_y, is_vp7);
1776 s->hpc.pred8x8[
mode](dst[1],
s->uvlinesize);
1777 s->hpc.pred8x8[
mode](dst[2],
s->uvlinesize);
1779 if (mb_y && (
s->deblock_filter || !mb_y) &&
td->thread_nr == 0)
1781 s->linesize,
s->uvlinesize, mb_x, mb_y,
s->mb_width,
1782 s->filter.simple, 0);
1786 { 0, 1, 2, 1, 2, 1, 2, 1 },
1788 { 0, 3, 5, 3, 5, 3, 5, 3 },
1789 { 0, 2, 3, 2, 3, 2, 3, 2 },
1811 int x_off,
int y_off,
int block_w,
int block_h,
1818 ptrdiff_t src_linesize = linesize;
1823 x_off +=
mv->x >> 2;
1824 y_off +=
mv->y >> 2;
1828 src += y_off * linesize + x_off;
1831 s->vdsp.emulated_edge_mc(
td->edge_emu_buffer,
1832 src - my_idx * linesize - mx_idx,
1836 x_off - mx_idx, y_off - my_idx,
1841 mc_func[my_idx][mx_idx](dst, linesize,
src, src_linesize, block_h, mx, my);
1844 mc_func[0][0](dst, linesize,
src + y_off * linesize + x_off,
1845 linesize, block_h, 0, 0);
1869 int x_off,
int y_off,
int block_w,
int block_h,
1879 x_off +=
mv->x >> 3;
1880 y_off +=
mv->y >> 3;
1883 src1 += y_off * linesize + x_off;
1884 src2 += y_off * linesize + x_off;
1888 s->vdsp.emulated_edge_mc(
td->edge_emu_buffer,
1889 src1 - my_idx * linesize - mx_idx,
1897 s->vdsp.emulated_edge_mc(
td->edge_emu_buffer,
1898 src2 - my_idx * linesize - mx_idx,
1904 mc_func[my_idx][mx_idx](dst2, linesize, src2,
EDGE_EMU_LINESIZE, block_h, mx, my);
1906 mc_func[my_idx][mx_idx](dst1, linesize,
src1, linesize, block_h, mx, my);
1907 mc_func[my_idx][mx_idx](dst2, linesize, src2, linesize, block_h, mx, my);
1911 mc_func[0][0](dst1, linesize,
src1 + y_off * linesize + x_off, linesize, block_h, 0, 0);
1912 mc_func[0][0](dst2, linesize, src2 + y_off * linesize + x_off, linesize, block_h, 0, 0);
1919 int bx_off,
int by_off,
int block_w,
int block_h,
1926 ref_frame,
mv, x_off + bx_off, y_off + by_off,
1928 s->put_pixels_tab[block_w == 8]);
1931 if (
s->profile == 3) {
1946 dst[2] + by_off *
s->uvlinesize + bx_off, ref_frame,
1947 &uvmv, x_off + bx_off, y_off + by_off,
1949 s->put_pixels_tab[1 + (block_w == 4)]);
1959 if (
s->ref_count[
ref - 1] > (mb_xy >> 5)) {
1960 int x_off = mb_x << 4, y_off = mb_y << 4;
1961 int mx = (
mb->mv.x >> 2) + x_off + 8;
1962 int my = (
mb->mv.y >> 2) + y_off;
1964 int off = mx + (my + (mb_x & 3) * 4) *
s->linesize + 64;
1968 s->vdsp.prefetch(
src[0] + off,
s->linesize, 4);
1969 off = (mx >> 1) + ((my >> 1) + (mb_x & 7)) *
s->uvlinesize + 64;
1970 s->vdsp.prefetch(
src[1] + off,
src[2] -
src[1], 2);
1981 int x_off = mb_x << 4, y_off = mb_y << 4;
1986 switch (
mb->partitioning) {
1996 for (y = 0; y < 4; y++) {
1997 for (x = 0; x < 4; x++) {
1999 ref, &bmv[4 * y + x],
2000 4 * x + x_off, 4 * y + y_off, 4, 4,
2002 s->put_pixels_tab[2]);
2011 for (y = 0; y < 2; y++) {
2012 for (x = 0; x < 2; x++) {
2013 uvmv.
x =
mb->bmv[2 * y * 4 + 2 * x ].x +
2014 mb->bmv[2 * y * 4 + 2 * x + 1].x +
2015 mb->bmv[(2 * y + 1) * 4 + 2 * x ].x +
2016 mb->bmv[(2 * y + 1) * 4 + 2 * x + 1].x;
2017 uvmv.
y =
mb->bmv[2 * y * 4 + 2 * x ].y +
2018 mb->bmv[2 * y * 4 + 2 * x + 1].y +
2019 mb->bmv[(2 * y + 1) * 4 + 2 * x ].y +
2020 mb->bmv[(2 * y + 1) * 4 + 2 * x + 1].y;
2023 if (
s->profile == 3) {
2028 dst[2] + 4 * y *
s->uvlinesize + x * 4,
ref,
2029 &uvmv, 4 * x + x_off, 4 * y + y_off, 4, 4,
2031 s->put_pixels_tab[2]);
2068 for (y = 0; y < 4; y++) {
2069 uint32_t nnz4 =
AV_RL32(
td->non_zero_count_cache[y]);
2071 if (nnz4 & ~0x01010101) {
2072 for (x = 0; x < 4; x++) {
2074 s->vp8dsp.vp8_idct_dc_add(y_dst + 4 * x,
2078 s->vp8dsp.vp8_idct_add(y_dst + 4 * x,
2086 s->vp8dsp.vp8_idct_dc_add4y(y_dst,
td->block[y],
s->linesize);
2089 y_dst += 4 *
s->linesize;
2093 for (ch = 0; ch < 2; ch++) {
2094 uint32_t nnz4 =
AV_RL32(
td->non_zero_count_cache[4 + ch]);
2096 uint8_t *ch_dst = dst[1 + ch];
2097 if (nnz4 & ~0x01010101) {
2098 for (y = 0; y < 2; y++) {
2099 for (x = 0; x < 2; x++) {
2101 s->vp8dsp.vp8_idct_dc_add(ch_dst + 4 * x,
2102 td->block[4 + ch][(y << 1) + x],
2105 s->vp8dsp.vp8_idct_add(ch_dst + 4 * x,
2106 td->block[4 + ch][(y << 1) + x],
2110 goto chroma_idct_end;
2112 ch_dst += 4 *
s->uvlinesize;
2115 s->vp8dsp.vp8_idct_dc_add4uv(ch_dst,
td->block[4 + ch],
s->uvlinesize);
2127 int interior_limit, filter_level;
2129 if (
s->segmentation.enabled) {
2130 filter_level =
s->segmentation.filter_level[
mb->segment];
2131 if (!
s->segmentation.absolute_vals)
2132 filter_level +=
s->filter.level;
2134 filter_level =
s->filter.level;
2136 if (
s->lf_delta.enabled) {
2137 filter_level +=
s->lf_delta.ref[
mb->ref_frame];
2138 filter_level +=
s->lf_delta.mode[
mb->mode];
2143 interior_limit = filter_level;
2144 if (
s->filter.sharpness) {
2145 interior_limit >>= (
s->filter.sharpness + 3) >> 2;
2146 interior_limit =
FFMIN(interior_limit, 9 -
s->filter.sharpness);
2148 interior_limit =
FFMAX(interior_limit, 1);
2150 f->filter_level = filter_level;
2151 f->inner_limit = interior_limit;
2152 f->inner_filter = is_vp7 || !
mb->skip ||
mb->mode ==
MODE_I4x4 ||
2158 int mb_x,
int mb_y,
int is_vp7)
2160 int mbedge_lim, bedge_lim_y, bedge_lim_uv, hev_thresh;
2161 int filter_level =
f->filter_level;
2162 int inner_limit =
f->inner_limit;
2163 int inner_filter =
f->inner_filter;
2164 ptrdiff_t linesize =
s->linesize;
2165 ptrdiff_t uvlinesize =
s->uvlinesize;
2166 static const uint8_t hev_thresh_lut[2][64] = {
2167 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
2168 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2169 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
2171 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
2172 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
2173 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2181 bedge_lim_y = filter_level;
2182 bedge_lim_uv = filter_level * 2;
2183 mbedge_lim = filter_level + 2;
2186 bedge_lim_uv = filter_level * 2 + inner_limit;
2187 mbedge_lim = bedge_lim_y + 4;
2190 hev_thresh = hev_thresh_lut[
s->keyframe][filter_level];
2193 s->vp8dsp.vp8_h_loop_filter16y(dst[0], linesize,
2194 mbedge_lim, inner_limit, hev_thresh);
2195 s->vp8dsp.vp8_h_loop_filter8uv(dst[1], dst[2], uvlinesize,
2196 mbedge_lim, inner_limit, hev_thresh);
2199 #define H_LOOP_FILTER_16Y_INNER(cond) \
2200 if (cond && inner_filter) { \
2201 s->vp8dsp.vp8_h_loop_filter16y_inner(dst[0] + 4, linesize, \
2202 bedge_lim_y, inner_limit, \
2204 s->vp8dsp.vp8_h_loop_filter16y_inner(dst[0] + 8, linesize, \
2205 bedge_lim_y, inner_limit, \
2207 s->vp8dsp.vp8_h_loop_filter16y_inner(dst[0] + 12, linesize, \
2208 bedge_lim_y, inner_limit, \
2210 s->vp8dsp.vp8_h_loop_filter8uv_inner(dst[1] + 4, dst[2] + 4, \
2211 uvlinesize, bedge_lim_uv, \
2212 inner_limit, hev_thresh); \
2218 s->vp8dsp.vp8_v_loop_filter16y(dst[0], linesize,
2219 mbedge_lim, inner_limit, hev_thresh);
2220 s->vp8dsp.vp8_v_loop_filter8uv(dst[1], dst[2], uvlinesize,
2221 mbedge_lim, inner_limit, hev_thresh);
2225 s->vp8dsp.vp8_v_loop_filter16y_inner(dst[0] + 4 * linesize,
2226 linesize, bedge_lim_y,
2227 inner_limit, hev_thresh);
2228 s->vp8dsp.vp8_v_loop_filter16y_inner(dst[0] + 8 * linesize,
2229 linesize, bedge_lim_y,
2230 inner_limit, hev_thresh);
2231 s->vp8dsp.vp8_v_loop_filter16y_inner(dst[0] + 12 * linesize,
2232 linesize, bedge_lim_y,
2233 inner_limit, hev_thresh);
2234 s->vp8dsp.vp8_v_loop_filter8uv_inner(dst[1] + 4 * uvlinesize,
2235 dst[2] + 4 * uvlinesize,
2236 uvlinesize, bedge_lim_uv,
2237 inner_limit, hev_thresh);
2247 int mbedge_lim, bedge_lim;
2248 int filter_level =
f->filter_level;
2249 int inner_limit =
f->inner_limit;
2250 int inner_filter =
f->inner_filter;
2251 ptrdiff_t linesize =
s->linesize;
2256 bedge_lim = 2 * filter_level + inner_limit;
2257 mbedge_lim = bedge_lim + 4;
2260 s->vp8dsp.vp8_h_loop_filter_simple(dst, linesize, mbedge_lim);
2262 s->vp8dsp.vp8_h_loop_filter_simple(dst + 4, linesize, bedge_lim);
2263 s->vp8dsp.vp8_h_loop_filter_simple(dst + 8, linesize, bedge_lim);
2264 s->vp8dsp.vp8_h_loop_filter_simple(dst + 12, linesize, bedge_lim);
2268 s->vp8dsp.vp8_v_loop_filter_simple(dst, linesize, mbedge_lim);
2270 s->vp8dsp.vp8_v_loop_filter_simple(dst + 4 * linesize, linesize, bedge_lim);
2271 s->vp8dsp.vp8_v_loop_filter_simple(dst + 8 * linesize, linesize, bedge_lim);
2272 s->vp8dsp.vp8_v_loop_filter_simple(dst + 12 * linesize, linesize, bedge_lim);
2276 #define MARGIN (16 << 2)
2284 s->mv_bounds.mv_min.y = -
MARGIN;
2285 s->mv_bounds.mv_max.y = ((
s->mb_height - 1) << 6) +
MARGIN;
2286 for (mb_y = 0; mb_y <
s->mb_height; mb_y++) {
2288 ((
s->mb_width + 1) * (mb_y + 1) + 1);
2289 int mb_xy = mb_y *
s->mb_width;
2293 s->mv_bounds.mv_min.x = -
MARGIN;
2294 s->mv_bounds.mv_max.x = ((
s->mb_width - 1) << 6) +
MARGIN;
2296 for (mb_x = 0; mb_x <
s->mb_width; mb_x++, mb_xy++,
mb++) {
2301 AV_WN32A((
mb -
s->mb_width - 1)->intra4x4_pred_mode_top,
2304 prev_frame && prev_frame->
seg_map ?
2306 s->mv_bounds.mv_min.x -= 64;
2307 s->mv_bounds.mv_max.x -= 64;
2309 s->mv_bounds.mv_min.y -= 64;
2310 s->mv_bounds.mv_max.y -= 64;
2328 #define check_thread_pos(td, otd, mb_x_check, mb_y_check) \
2330 int tmp = (mb_y_check << 16) | (mb_x_check & 0xFFFF); \
2331 if (atomic_load(&otd->thread_mb_pos) < tmp) { \
2332 pthread_mutex_lock(&otd->lock); \
2333 atomic_store(&td->wait_mb_pos, tmp); \
2335 if (atomic_load(&otd->thread_mb_pos) >= tmp) \
2337 pthread_cond_wait(&otd->cond, &otd->lock); \
2339 atomic_store(&td->wait_mb_pos, INT_MAX); \
2340 pthread_mutex_unlock(&otd->lock); \
2344 #define update_pos(td, mb_y, mb_x) \
2346 int pos = (mb_y << 16) | (mb_x & 0xFFFF); \
2347 int sliced_threading = (avctx->active_thread_type == FF_THREAD_SLICE) && \
2349 int is_null = !next_td || !prev_td; \
2350 int pos_check = (is_null) ? 1 : \
2351 (next_td != td && pos >= atomic_load(&next_td->wait_mb_pos)) || \
2352 (prev_td != td && pos >= atomic_load(&prev_td->wait_mb_pos)); \
2353 atomic_store(&td->thread_mb_pos, pos); \
2354 if (sliced_threading && pos_check) { \
2355 pthread_mutex_lock(&td->lock); \
2356 pthread_cond_broadcast(&td->cond); \
2357 pthread_mutex_unlock(&td->lock); \
2361 #define check_thread_pos(td, otd, mb_x_check, mb_y_check) while(0)
2362 #define update_pos(td, mb_y, mb_x) while(0)
2366 int jobnr,
int threadnr,
int is_vp7)
2371 int mb_x, mb_xy = mb_y *
s->mb_width;
2372 int num_jobs =
s->num_jobs;
2373 VP8Frame *curframe =
s->curframe, *prev_frame =
s->prev_frame;
2377 curframe->
tf.
f->
data[0] + 16 * mb_y *
s->linesize,
2378 curframe->
tf.
f->
data[1] + 8 * mb_y *
s->uvlinesize,
2379 curframe->
tf.
f->
data[2] + 8 * mb_y *
s->uvlinesize
2388 prev_td = &
s->thread_data[(jobnr + num_jobs - 1) % num_jobs];
2389 if (mb_y ==
s->mb_height - 1)
2392 next_td = &
s->thread_data[(jobnr + 1) % num_jobs];
2393 if (
s->mb_layout == 1)
2394 mb =
s->macroblocks_base + ((
s->mb_width + 1) * (mb_y + 1) + 1);
2398 if (prev_frame &&
s->segmentation.enabled &&
2399 !
s->segmentation.update_map)
2401 mb =
s->macroblocks + (
s->mb_height - mb_y - 1) * 2;
2402 memset(
mb - 1, 0,
sizeof(*
mb));
2406 if (!is_vp7 || mb_y == 0)
2407 memset(
td->left_nnz, 0,
sizeof(
td->left_nnz));
2410 td->mv_bounds.mv_max.x = ((
s->mb_width - 1) << 6) +
MARGIN;
2412 for (mb_x = 0; mb_x <
s->mb_width; mb_x++, mb_xy++,
mb++) {
2416 if (prev_td !=
td) {
2417 if (threadnr != 0) {
2419 mb_x + (is_vp7 ? 2 : 1),
2420 mb_y - (is_vp7 ? 2 : 1));
2423 mb_x + (is_vp7 ? 2 : 1) +
s->mb_width + 3,
2424 mb_y - (is_vp7 ? 2 : 1));
2428 s->vdsp.prefetch(dst[0] + (mb_x & 3) * 4 *
s->linesize + 64,
2430 s->vdsp.prefetch(dst[1] + (mb_x & 7) *
s->uvlinesize + 64,
2431 dst[2] - dst[1], 2);
2435 prev_frame && prev_frame->seg_map ?
2436 prev_frame->seg_map->data + mb_xy :
NULL, 0, is_vp7);
2459 td->left_nnz[8] = 0;
2460 s->top_nnz[mb_x][8] = 0;
2464 if (
s->deblock_filter)
2467 if (
s->deblock_filter && num_jobs != 1 && threadnr == num_jobs - 1) {
2468 if (
s->filter.simple)
2473 dst[1], dst[2],
s->linesize,
s->uvlinesize, 0);
2481 td->mv_bounds.mv_min.x -= 64;
2482 td->mv_bounds.mv_max.x -= 64;
2484 if (mb_x ==
s->mb_width + 1) {
2494 int jobnr,
int threadnr)
2500 int jobnr,
int threadnr)
2506 int jobnr,
int threadnr,
int is_vp7)
2510 int mb_x, mb_y =
atomic_load(&
td->thread_mb_pos) >> 16, num_jobs =
s->num_jobs;
2511 AVFrame *curframe =
s->curframe->tf.f;
2515 curframe->
data[0] + 16 * mb_y *
s->linesize,
2516 curframe->
data[1] + 8 * mb_y *
s->uvlinesize,
2517 curframe->
data[2] + 8 * mb_y *
s->uvlinesize
2520 if (
s->mb_layout == 1)
2521 mb =
s->macroblocks_base + ((
s->mb_width + 1) * (mb_y + 1) + 1);
2523 mb =
s->macroblocks + (
s->mb_height - mb_y - 1) * 2;
2528 prev_td = &
s->thread_data[(jobnr + num_jobs - 1) % num_jobs];
2529 if (mb_y ==
s->mb_height - 1)
2532 next_td = &
s->thread_data[(jobnr + 1) % num_jobs];
2534 for (mb_x = 0; mb_x <
s->mb_width; mb_x++,
mb++) {
2538 (mb_x + 1) + (
s->mb_width + 3), mb_y - 1);
2540 if (next_td != &
s->thread_data[0])
2543 if (num_jobs == 1) {
2544 if (
s->filter.simple)
2549 dst[1], dst[2],
s->linesize,
s->uvlinesize, 0);
2552 if (
s->filter.simple)
2565 int jobnr,
int threadnr)
2571 int jobnr,
int threadnr)
2578 int threadnr,
int is_vp7)
2584 int mb_y, num_jobs =
s->num_jobs;
2587 td->thread_nr = threadnr;
2588 td->mv_bounds.mv_min.y = -
MARGIN - 64 * threadnr;
2589 td->mv_bounds.mv_max.y = ((
s->mb_height - 1) << 6) +
MARGIN - 64 * threadnr;
2590 for (mb_y = jobnr; mb_y <
s->mb_height; mb_y += num_jobs) {
2592 ret =
s->decode_mb_row_no_filter(avctx, tdata, jobnr, threadnr);
2597 if (
s->deblock_filter)
2598 s->filter_mb_row(avctx, tdata, jobnr, threadnr);
2601 td->mv_bounds.mv_min.y -= 64 * num_jobs;
2602 td->mv_bounds.mv_max.y -= 64 * num_jobs;
2612 int jobnr,
int threadnr)
2618 int jobnr,
int threadnr)
2628 int ret,
i, referenced, num_jobs;
2640 if (
s->actually_webp) {
2644 if (
s->pix_fmt < 0) {
2662 memcpy(&
s->next_framep[0], &
s->framep[0],
sizeof(
s->framep[0]) * 4);
2668 for (
i = 0;
i < 5;
i++)
2669 if (
s->frames[
i].tf.f->buf[0] &&
2670 &
s->frames[
i] != prev_frame &&
2693 "Discarding interframe without a prior keyframe!\n");
2698 curframe->tf.f->key_frame =
s->keyframe;
2739 s->linesize = curframe->tf.f->linesize[0];
2740 s->uvlinesize = curframe->tf.f->linesize[1];
2742 memset(
s->top_nnz, 0,
s->mb_width *
sizeof(*
s->top_nnz));
2746 memset(
s->macroblocks +
s->mb_height * 2 - 1, 0,
2747 (
s->mb_width + 1) *
sizeof(*
s->macroblocks));
2748 if (!
s->mb_layout &&
s->keyframe)
2749 memset(
s->intra4x4_pred_mode_top,
DC_PRED,
s->mb_width * 4);
2751 memset(
s->ref_count, 0,
sizeof(
s->ref_count));
2753 if (
s->mb_layout == 1) {
2756 if (prev_frame &&
s->segmentation.enabled &&
2757 !
s->segmentation.update_map)
2771 s->num_jobs = num_jobs;
2772 s->curframe = curframe;
2773 s->prev_frame = prev_frame;
2774 s->mv_bounds.mv_min.y = -
MARGIN;
2775 s->mv_bounds.mv_max.y = ((
s->mb_height - 1) << 6) +
MARGIN;
2790 memcpy(&
s->framep[0], &
s->next_framep[0],
sizeof(
s->framep[0]) * 4);
2795 if (!
s->update_probabilities)
2796 s->prob[0] =
s->prob[1];
2798 if (!
s->invisible) {
2806 memcpy(&
s->next_framep[0], &
s->framep[0],
sizeof(
s->framep[0]) * 4);
2816 #if CONFIG_VP7_DECODER
2844 if (!
s->frames[
i].tf.f)
2887 #if CONFIG_VP7_DECODER
2899 #if CONFIG_VP8_DECODER
2901 #define REBASE(pic) ((pic) ? (pic) - &s_src->frames[0] + &s->frames[0] : NULL)
2909 if (
s->macroblocks_base &&
2910 (s_src->mb_width !=
s->mb_width || s_src->mb_height !=
s->mb_height)) {
2912 s->mb_width = s_src->mb_width;
2913 s->mb_height = s_src->mb_height;
2916 s->pix_fmt = s_src->pix_fmt;
2917 s->prob[0] = s_src->prob[!s_src->update_probabilities];
2918 s->segmentation = s_src->segmentation;
2919 s->lf_delta = s_src->lf_delta;
2920 memcpy(
s->sign_bias, s_src->sign_bias,
sizeof(
s->sign_bias));
2923 if (s_src->frames[
i].tf.f->buf[0]) {
2924 int ret = vp8_ref_frame(
s, &
s->frames[
i], &s_src->frames[
i]);
2930 s->framep[0] = REBASE(s_src->next_framep[0]);
2931 s->framep[1] = REBASE(s_src->next_framep[1]);
2932 s->framep[2] = REBASE(s_src->next_framep[2]);
2933 s->framep[3] = REBASE(s_src->next_framep[3]);
2940 #if CONFIG_VP7_DECODER
2947 .
init = vp7_decode_init,
2949 .
decode = vp7_decode_frame,
2955 #if CONFIG_VP8_DECODER
2970 #if CONFIG_VP8_VAAPI_HWACCEL
2973 #if CONFIG_VP8_NVDEC_HWACCEL
static void flush(AVCodecContext *avctx)
static av_always_inline void update(SilenceDetectContext *s, AVFrame *insamples, int is_silence, int current_sample, int64_t nb_samples_notify, AVRational time_base)
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)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> dc
Libavcodec external API header.
#define FF_THREAD_FRAME
Decode more than one frame at once.
#define FF_THREAD_SLICE
Decode more than one part of a single frame at once.
static av_cold int init(AVCodecContext *avctx)
#define bit(string, value)
#define prob(name, subs,...)
#define FFSWAP(type, a, b)
#define CONFIG_VP7_DECODER
#define CONFIG_VP8_DECODER
int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt)
Select the (possibly hardware accelerated) pixel format.
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
#define atomic_store(object, desired)
#define atomic_load(object)
#define atomic_init(obj, value)
mode
Use these values in ebur128_init (or'ed).
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
#define AV_GET_BUFFER_FLAG_REF
The decoder will keep a reference to the frame and may reuse it later.
#define AV_CODEC_CAP_SLICE_THREADS
Codec supports slice-based (or partition-based) multithreading.
#define AV_CODEC_CAP_FRAME_THREADS
Codec supports frame-level multithreading.
@ AVDISCARD_ALL
discard all
@ AVDISCARD_NONKEY
discard all frames except keyframes
@ AVDISCARD_NONREF
discard all non reference
void av_buffer_unref(AVBufferRef **buf)
Free a given reference and automatically free the buffer if there are no more references to it.
AVBufferRef * av_buffer_allocz(buffer_size_t size)
Same as av_buffer_alloc(), except the returned buffer will be initialized to zero.
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
int av_frame_ref(AVFrame *dst, const AVFrame *src)
Set up a new reference to the data described by the source frame.
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
#define AV_LOG_WARNING
Something somehow does not look correct.
#define AV_LOG_FATAL
Something went wrong and recovery is not possible.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
@ AV_PICTURE_TYPE_I
Intra.
@ AV_PICTURE_TYPE_P
Predicted.
#define HOR_VP8_PRED
unaveraged version of HOR_PRED, see
#define VERT_VP8_PRED
for VP8, VERT_PRED is the average of
#define HWACCEL_NVDEC(codec)
#define HWACCEL_VAAPI(codec)
static const int16_t alpha[]
static const int sizes[][2]
static const int8_t mv[256][2]
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.
#define FF_CODEC_CAP_ALLOCATE_PROGRESS
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.
int ff_thread_ref_frame(ThreadFrame *dst, const ThreadFrame *src)
av_cold void ff_videodsp_init(VideoDSPContext *ctx, int bpc)
av_cold void ff_vp78dsp_init(VP8DSPContext *dsp)
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
#define ONLY_IF_THREADS_ENABLED(x)
Define a function with only the non-default version specified.
static enum AVPixelFormat pix_fmts[]
const uint8_t ff_zigzag_scan[16+1]
#define LOCAL_ALIGNED(a, t, v,...)
static av_always_inline int pthread_cond_destroy(pthread_cond_t *cond)
static av_always_inline int pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
static av_always_inline int pthread_cond_init(pthread_cond_t *cond, const pthread_condattr_t *attr)
static av_always_inline int pthread_mutex_destroy(pthread_mutex_t *mutex)
@ AVCOL_RANGE_MPEG
Narrow or limited range content.
@ AVCOL_RANGE_JPEG
Full range content.
AVPixelFormat
Pixel format.
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
@ AV_PIX_FMT_CUDA
HW acceleration through CUDA.
@ AVCOL_SPC_BT470BG
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601
void ff_thread_report_progress(ThreadFrame *f, int n, int field)
Notify later decoding threads when part of their reference picture is ready.
FF_ENABLE_DEPRECATION_WARNINGS int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags)
Wrapper around get_buffer() for frame-multithreaded codecs.
void ff_thread_await_progress(ThreadFrame *f, int n, int field)
Wait for earlier decoding threads to finish reference pictures.
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...
void ff_thread_release_buffer(AVCodecContext *avctx, ThreadFrame *f)
Wrapper around release_buffer() frame-for multithreaded codecs.
useful rectangle filling function
#define FF_ARRAY_ELEMS(a)
static const SiprModeParam modes[MODE_COUNT]
static const float pred[4]
uint8_t * data
The data buffer.
main external API structure.
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
enum AVColorRange color_range
MPEG vs JPEG YUV range.
const struct AVHWAccel * hwaccel
Hardware accelerator in use.
int active_thread_type
Which multithreading methods are in use by the codec.
enum AVDiscard skip_loop_filter
Skip loop filtering for selected frames.
const struct AVCodec * codec
enum AVColorSpace colorspace
YUV colorspace type.
int thread_count
thread count is used to decide how many independent tasks should be passed to execute()
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.
enum AVDiscard skip_frame
Skip decoding for selected frames.
int(* update_thread_context)(struct AVCodecContext *dst, const struct AVCodecContext *src)
Copy necessary context variables from a previous thread context to the current one.
const char * name
Name of the codec implementation.
This structure describes decoded (raw) audio or video data.
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
AVBufferRef * buf[AV_NUM_DATA_POINTERS]
AVBuffer references backing the data for this frame.
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
int(* start_frame)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size)
Called at the beginning of each frame or field picture.
int(* decode_slice)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size)
Callback for each slice.
int(* end_frame)(AVCodecContext *avctx)
Called at the end of each frame or field picture.
int frame_priv_data_size
Size of per-frame hardware accelerator private data.
This structure stores compressed data.
AVBufferRef * hwaccel_priv_buf
void * hwaccel_picture_private
uint8_t intra4x4_pred_mode_top[4]
#define avpriv_request_sample(...)
static int ref[MAX_W *MAX_W]
static const double coeff[2][5]
static void copy(const float *p1, float *p2, const int length)
int ff_vp56_init_range_decoder(VP56RangeCoder *c, const uint8_t *buf, int buf_size)
static av_always_inline int vp8_rac_get_coeff(VP56RangeCoder *c, const uint8_t *prob)
static av_always_inline unsigned int vp56_rac_renorm(VP56RangeCoder *c)
static av_always_inline int vp56_rac_get_prob_branchy(VP56RangeCoder *c, int prob)
static av_unused int vp8_rac_get_sint(VP56RangeCoder *c, int bits)
static av_always_inline int vp8_rac_get_tree(VP56RangeCoder *c, const int8_t(*tree)[2], const uint8_t *probs)
#define vp56_rac_get_prob
static av_always_inline int vp8_rac_get(VP56RangeCoder *c)
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 av_unused int vp8_rac_get_nn(VP56RangeCoder *c)
static int vp8_rac_get_uint(VP56RangeCoder *c, int bits)
static void vp8_decode_flush_impl(AVCodecContext *avctx, int free_mem)
static int vp8_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
#define H_LOOP_FILTER_16Y_INNER(cond)
static av_always_inline void vp7_decode_mvs(VP8Context *s, VP8Macroblock *mb, int mb_x, int mb_y, int layout)
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...
av_cold int ff_vp8_decode_free(AVCodecContext *avctx)
static av_always_inline void filter_level_for_mb(VP8Context *s, VP8Macroblock *mb, VP8FilterStrength *f, int is_vp7)
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])
static av_always_inline void idct_mb(VP8Context *s, VP8ThreadData *td, uint8_t *dst[3], VP8Macroblock *mb)
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 int vp7_read_mv_component(VP56RangeCoder *c, const uint8_t *p)
static av_always_inline int vp78_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr, int is_vp7)
static int setup_partitions(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)
static int vp7_update_dimensions(VP8Context *s, int width, int height)
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 int vp8_decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static void vp78_update_pred16x16_pred8x8_mvc_probabilities(VP8Context *s, int mvc_size)
static const uint8_t subpel_idx[3][8]
static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_size)
static int vp8_alloc_frame(VP8Context *s, VP8Frame *f, int ref)
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 int vp7_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
av_cold int ff_vp8_decode_init(AVCodecContext *avctx)
static av_always_inline void vp8_decode_mvs(VP8Context *s, VP8mvbounds *mv_bounds, VP8Macroblock *mb, int mb_x, int mb_y, int layout)
static const VP56mv * get_bmv_ptr(const VP8Macroblock *mb, int subblock)
static av_always_inline void filter_mb_row(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr, int is_vp7)
static void vp7_get_quants(VP8Context *s)
static void vp8_release_frame(VP8Context *s, VP8Frame *f)
static int vp8_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_size)
static av_always_inline int check_intra_pred4x4_mode_emuedge(int mode, int mb_x, int mb_y, int *copy_buf, int vp7)
static av_cold int vp8_init_frames(VP8Context *s)
static av_always_inline void filter_mb_simple(VP8Context *s, uint8_t *dst, VP8FilterStrength *f, int mb_x, int mb_y)
static av_always_inline int vp78_decode_mv_mb_modes(AVCodecContext *avctx, VP8Frame *curframe, VP8Frame *prev_frame, int is_vp7)
static av_always_inline int check_dc_pred8x8_mode(int mode, int mb_x, int mb_y)
static av_always_inline int vp78_decode_init(AVCodecContext *avctx, int is_vp7)
static void vp7_filter_mb_row(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static void vp8_get_quants(VP8Context *s)
static av_always_inline void prefetch_motion(VP8Context *s, VP8Macroblock *mb, int mb_x, int mb_y, int mb_xy, int ref)
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 read_mv_component(VP56RangeCoder *c, const uint8_t *p, int vp7)
Motion vector coding, 17.1.
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 int vp8_update_dimensions(VP8Context *s, int width, int height)
#define check_thread_pos(td, otd, mb_x_check, mb_y_check)
static VP8Frame * vp8_find_free_buffer(VP8Context *s)
static int vp8_decode_mv_mb_modes(AVCodecContext *avctx, VP8Frame *cur_frame, VP8Frame *prev_frame)
static int vp7_decode_mv_mb_modes(AVCodecContext *avctx, VP8Frame *cur_frame, VP8Frame *prev_frame)
static av_always_inline int inter_predict_dc(int16_t block[16], int16_t pred[2])
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])
static void copy_chroma(AVFrame *dst, AVFrame *src, int width, int height)
static av_always_inline int check_tm_pred8x8_mode(int mode, int mb_x, int mb_y, int vp7)
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
static av_always_inline int check_tm_pred4x4_mode(int mode, int mb_x, int mb_y, int vp7)
static int vp7_fade_frame(VP8Context *s, int alpha, int beta)
static av_always_inline void filter_mb(VP8Context *s, uint8_t *dst[3], VP8FilterStrength *f, int mb_x, int mb_y, int is_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 av_always_inline int check_intra_pred8x8_mode_emuedge(int mode, int mb_x, int mb_y, int vp7)
static void update_refs(VP8Context *s)
static av_always_inline void decode_intra4x4_modes(VP8Context *s, VP56RangeCoder *c, VP8Macroblock *mb, int mb_x, int keyframe, int layout)
static void vp8_filter_mb_row(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
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 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 void vp78_reset_probability_tables(VP8Context *s)
static enum AVPixelFormat get_pixel_format(VP8Context *s)
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 int update_dimensions(VP8Context *s, int width, int height, int is_vp7)
static void vp78_update_probability_tables(VP8Context *s)
static void update_lf_deltas(VP8Context *s)
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)
static void free_buffers(VP8Context *s)
static int vp7_decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr)
static void parse_segment_info(VP8Context *s)
static av_always_inline void clamp_mv(VP8mvbounds *s, VP56mv *dst, const VP56mv *src)
static av_always_inline const uint8_t * get_submv_prob(uint32_t left, uint32_t top, int is_vp7)
int ff_vp8_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
static int vp8_read_mv_component(VP56RangeCoder *c, const uint8_t *p)
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)
static VP56Frame ref_to_update(VP8Context *s, int update, VP56Frame ref)
Determine which buffers golden and altref should be updated with after this frame.
static av_always_inline int vp78_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, const AVPacket *avpkt, int is_vp7)
#define update_pos(td, mb_y, mb_x)
static void vp8_decode_flush(AVCodecContext *avctx)
static av_always_inline int decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr, int is_vp7)
#define EDGE_EMU_LINESIZE
@ VP8_SPLITMVMODE_8x8
2x2 blocks of 8x8px each
@ VP8_SPLITMVMODE_4x4
4x4 blocks of 4x4px each
@ VP8_SPLITMVMODE_16x8
2 16x8 blocks (vertical)
@ VP8_SPLITMVMODE_NONE
(only used in prediction) no split MVs
@ VP8_SPLITMVMODE_8x16
2 8x16 blocks (horizontal)
VP8 compatible video decoder.
static const int vp7_mode_contexts[31][4]
static const int8_t vp8_pred8x8c_tree[3][2]
static const uint16_t vp7_y2dc_qlookup[]
const uint8_t *const ff_vp8_dct_cat_prob[]
static const uint16_t vp8_ac_qlookup[VP8_MAX_QUANT+1]
static const uint8_t vp8_pred4x4_mode[]
static const uint8_t vp8_mv_update_prob[2][19]
static const uint8_t vp7_feature_value_size[2][4]
static const int8_t vp8_pred16x16_tree_intra[4][2]
static const uint8_t vp8_mbsplit_prob[3]
static const uint16_t vp7_y2ac_qlookup[]
static const int8_t vp8_pred16x16_tree_inter[4][2]
static const int8_t vp8_coeff_band_indexes[8][10]
static const uint8_t vp8_pred16x16_prob_inter[4]
static const uint8_t vp8_dct_cat2_prob[]
static const uint8_t vp8_pred16x16_prob_intra[4]
static const int8_t vp7_feature_index_tree[4][2]
static const uint16_t vp7_ydc_qlookup[]
static const uint8_t vp8_pred8x8c_prob_intra[3]
static const uint8_t vp8_mv_default_prob[2][19]
static const uint8_t vp8_mbsplits[5][16]
static const int vp8_mode_contexts[6][4]
#define VP7_MV_PRED_COUNT
static const uint8_t vp7_mv_default_prob[2][17]
static const uint8_t vp8_mbfirstidx[4][16]
static const uint8_t vp8_pred8x8c_prob_inter[3]
static const uint16_t vp7_yac_qlookup[]
static const uint8_t vp8_token_update_probs[4][8][3][NUM_DCT_TOKENS - 1]
static const uint8_t vp8_mbsplit_count[4]
static const uint8_t vp8_pred4x4_prob_intra[10][10][9]
static const uint8_t vp7_pred4x4_mode[]
static const uint8_t vp8_dct_cat1_prob[]
static const uint8_t vp8_submv_prob[5][3]
static const uint8_t vp7_submv_prob[3]
static const VP7MVPred vp7_mv_pred[VP7_MV_PRED_COUNT]
static const uint8_t vp8_token_default_probs[4][8][3][NUM_DCT_TOKENS - 1]
static const int8_t vp8_pred4x4_tree[9][2]
static const uint8_t vp8_dc_qlookup[VP8_MAX_QUANT+1]
static const uint8_t vp8_coeff_band[16]
static const uint8_t vp8_pred4x4_prob_inter[9]
void ff_vp7dsp_init(VP8DSPContext *c)
void ff_vp8dsp_init(VP8DSPContext *c)
void(* vp8_mc_func)(uint8_t *dst, ptrdiff_t dstStride, uint8_t *src, ptrdiff_t srcStride, int h, int x, int y)