42 const uint8_t ff_hevc_pel_weight[65] = { [2] = 0, [4] = 1, [6] = 2, [8] = 3, [12] = 4, [16] = 5, [24] = 6, [32] = 7, [48] = 8, [64] = 9 };
87 int pic_size_in_ctb = ((width >> log2_min_cb_size) + 1) *
88 ((height >> log2_min_cb_size) + 1);
142 uint8_t luma_weight_l0_flag[16];
143 uint8_t chroma_weight_l0_flag[16];
144 uint8_t luma_weight_l1_flag[16];
145 uint8_t chroma_weight_l1_flag[16];
146 int luma_log2_weight_denom;
149 if (luma_log2_weight_denom < 0 || luma_log2_weight_denom > 7)
159 if (!luma_weight_l0_flag[i]) {
166 chroma_weight_l0_flag[i] =
get_bits1(gb);
169 chroma_weight_l0_flag[i] = 0;
172 if (luma_weight_l0_flag[i]) {
177 if (chroma_weight_l0_flag[i]) {
178 for (j = 0; j < 2; j++) {
195 if (!luma_weight_l1_flag[i]) {
202 chroma_weight_l1_flag[i] =
get_bits1(gb);
205 chroma_weight_l1_flag[i] = 0;
208 if (luma_weight_l1_flag[i]) {
213 if (chroma_weight_l1_flag[i]) {
214 for (j = 0; j < 2; j++) {
235 int prev_delta_msb = 0;
236 unsigned int nb_sps = 0, nb_sh;
252 for (i = 0; i < rps->
nb_refs; i++) {
269 if (delta_poc_msb_present) {
272 if (i && i != nb_sps)
273 delta += prev_delta_msb;
276 prev_delta_msb =
delta;
285 #define HWACCEL_MAX (CONFIG_HEVC_DXVA2_HWACCEL)
288 unsigned int num = 0, den = 0;
302 #if CONFIG_HEVC_DXVA2_HWACCEL
337 for (i = 0; i < 3; i++) {
346 for(c_idx = 0; c_idx < c_count; c_idx++) {
369 if (num != 0 && den != 0)
436 int slice_address_length;
446 "Invalid slice segment address: %u.\n",
495 "Ignoring POC change between slices: %d -> %d\n", s->
poc, poc);
512 int numbits, rps_idx;
520 rps_idx = numbits > 0 ?
get_bits(gb, numbits) : 0;
623 "Invalid collocated_ref_idx: %d.\n",
638 "Invalid number of merging MVP candidates: %d.\n",
660 int deblocking_filter_override_flag = 0;
663 deblocking_filter_override_flag =
get_bits1(gb);
665 if (deblocking_filter_override_flag) {
707 int segments = offset_len >> 4;
708 int rest = (offset_len & 15);
710 if (offset_len < 1 || offset_len > 32) {
729 for (j = 0; j < segments; j++) {
754 for (i = 0; i <
length; i++)
763 "The slice_qp %d is outside the valid range "
795 #define CTB(tab, x, y) ((tab)[(y) * s->sps->ctb_width + (x)])
797 #define SET_SAO(elem, value) \
799 if (!sao_merge_up_flag && !sao_merge_left_flag) \
801 else if (sao_merge_left_flag) \
802 sao->elem = CTB(s->sao, rx-1, ry).elem; \
803 else if (sao_merge_up_flag) \
804 sao->elem = CTB(s->sao, rx, ry-1).elem; \
812 int sao_merge_left_flag = 0;
813 int sao_merge_up_flag = 0;
823 if (ry > 0 && !sao_merge_left_flag) {
848 for (i = 0; i < 4; i++)
852 for (i = 0; i < 4; i++) {
861 }
else if (c_idx != 2) {
867 for (i = 0; i < 4; i++) {
875 sao->
offset_val[c_idx][i + 1] <<= log2_sao_offset_scale;
887 if (log2_res_scale_abs_plus1 != 0) {
890 (1 - 2 * res_scale_sign_flag);
900 int xBase,
int yBase,
int cb_xBase,
int cb_yBase,
901 int log2_cb_size,
int log2_trafo_size,
902 int blk_idx,
int cbf_luma,
int *cbf_cb,
int *cbf_cr)
905 const int log2_trafo_size_c = log2_trafo_size - s->
sps->
hshift[1];
909 int trafo_size = 1 << log2_trafo_size;
915 if (cbf_luma || cbf_cb[0] || cbf_cr[0] ||
919 int cbf_chroma = cbf_cb[0] || cbf_cr[0] ||
921 (cbf_cb[1] || cbf_cr[1]));
933 "The cu_qp_delta %d is outside the valid range "
947 if (cu_chroma_qp_offset_flag) {
948 int cu_chroma_qp_offset_idx = 0;
952 "cu_chroma_qp_offset_idx not yet tested.\n");
986 int trafo_size_h = 1 << (log2_trafo_size_c + s->
sps->
hshift[1]);
987 int trafo_size_v = 1 << (log2_trafo_size_c + s->
sps->
vshift[1]);
998 s->
hpc.
intra_pred[log2_trafo_size_c - 2](
s, x0, y0 + (i << log2_trafo_size_c), 1);
1002 log2_trafo_size_c, scan_idx_c, 1);
1010 int size = 1 << log2_trafo_size_c;
1014 for (i = 0; i < (size *
size); i++) {
1027 s->
hpc.
intra_pred[log2_trafo_size_c - 2](
s, x0, y0 + (i << log2_trafo_size_c), 2);
1031 log2_trafo_size_c, scan_idx_c, 2);
1039 int size = 1 << log2_trafo_size_c;
1043 for (i = 0; i < (size *
size); i++) {
1050 int trafo_size_h = 1 << (log2_trafo_size + 1);
1051 int trafo_size_v = 1 << (log2_trafo_size + s->
sps->
vshift[1]);
1055 trafo_size_h, trafo_size_v);
1056 s->
hpc.
intra_pred[log2_trafo_size - 2](
s, xBase, yBase + (i << log2_trafo_size), 1);
1060 log2_trafo_size, scan_idx_c, 1);
1065 trafo_size_h, trafo_size_v);
1066 s->
hpc.
intra_pred[log2_trafo_size - 2](
s, xBase, yBase + (i << log2_trafo_size), 2);
1070 log2_trafo_size, scan_idx_c, 2);
1075 int trafo_size_h = 1 << (log2_trafo_size_c + s->
sps->
hshift[1]);
1076 int trafo_size_v = 1 << (log2_trafo_size_c + s->
sps->
vshift[1]);
1082 trafo_size_h, trafo_size_v);
1083 s->
hpc.
intra_pred[log2_trafo_size_c - 2](
s, x0, y0 + (1 << log2_trafo_size_c), 1);
1084 s->
hpc.
intra_pred[log2_trafo_size_c - 2](
s, x0, y0 + (1 << log2_trafo_size_c), 2);
1086 }
else if (blk_idx == 3) {
1087 int trafo_size_h = 1 << (log2_trafo_size + 1);
1088 int trafo_size_v = 1 << (log2_trafo_size + s->
sps->
vshift[1]);
1090 trafo_size_h, trafo_size_v);
1095 trafo_size_h, trafo_size_v);
1096 s->
hpc.
intra_pred[log2_trafo_size - 2](
s, xBase, yBase + (1 << (log2_trafo_size)), 1);
1097 s->
hpc.
intra_pred[log2_trafo_size - 2](
s, xBase, yBase + (1 << (log2_trafo_size)), 2);
1107 int cb_size = 1 << log2_cb_size;
1115 for (j = (y0 >> log2_min_pu_size); j < (y_end >> log2_min_pu_size); j++)
1116 for (i = (x0 >> log2_min_pu_size); i < (x_end >> log2_min_pu_size); i++)
1117 s->
is_pcm[i + j * min_pu_width] = 2;
1121 int xBase,
int yBase,
int cb_xBase,
int cb_yBase,
1122 int log2_cb_size,
int log2_trafo_size,
1123 int trafo_depth,
int blk_idx,
1124 const int *base_cbf_cb,
const int *base_cbf_cr)
1132 cbf_cb[0] = base_cbf_cb[0];
1133 cbf_cb[1] = base_cbf_cb[1];
1134 cbf_cr[0] = base_cbf_cr[0];
1135 cbf_cr[1] = base_cbf_cr[1];
1138 if (trafo_depth == 1) {
1154 if (log2_trafo_size <= s->sps->log2_max_trafo_size &&
1156 trafo_depth < lc->cu.max_trafo_depth &&
1171 if (trafo_depth == 0 || cbf_cb[0]) {
1178 if (trafo_depth == 0 || cbf_cr[0]) {
1186 if (split_transform_flag) {
1187 const int trafo_size_split = 1 << (log2_trafo_size - 1);
1188 const int x1 = x0 + trafo_size_split;
1189 const int y1 = y0 + trafo_size_split;
1191 #define SUBDIVIDE(x, y, idx) \
1193 ret = hls_transform_tree(s, x, y, x0, y0, cb_xBase, cb_yBase, log2_cb_size, \
1194 log2_trafo_size - 1, trafo_depth + 1, idx, \
1213 cbf_cb[0] || cbf_cr[0] ||
1219 log2_cb_size, log2_trafo_size,
1220 blk_idx, cbf_luma, cbf_cb, cbf_cr);
1226 for (i = 0; i < (1 << log2_trafo_size); i += min_tu_size)
1227 for (j = 0; j < (1 << log2_trafo_size); j += min_tu_size) {
1228 int x_tu = (x0 + j) >> log2_min_tu_size;
1229 int y_tu = (y0 + i) >> log2_min_tu_size;
1230 s->
cbf_luma[y_tu * min_tu_width + x_tu] = 1;
1247 int cb_size = 1 << log2_cb_size;
1302 int block_w,
int block_h,
int luma_weight,
int luma_offset)
1306 ptrdiff_t srcstride = ref->
linesize[0];
1315 x_off += mv->
x >> 2;
1316 y_off += mv->
y >> 2;
1327 edge_emu_stride, srcstride,
1331 pic_width, pic_height);
1333 srcstride = edge_emu_stride;
1338 block_h, mx, my, block_w);
1342 luma_weight, luma_offset, mx, my, block_w);
1362 AVFrame *ref0,
const Mv *mv0,
int x_off,
int y_off,
1363 int block_w,
int block_h,
AVFrame *ref1,
const Mv *mv1,
struct MvField *current_mv)
1366 ptrdiff_t src0stride = ref0->
linesize[0];
1367 ptrdiff_t src1stride = ref1->
linesize[0];
1370 int mx0 = mv0->
x & 3;
1371 int my0 = mv0->
y & 3;
1372 int mx1 = mv1->
x & 3;
1373 int my1 = mv1->
y & 3;
1376 int x_off0 = x_off + (mv0->
x >> 2);
1377 int y_off0 = y_off + (mv0->
y >> 2);
1378 int x_off1 = x_off + (mv1->
x >> 2);
1379 int y_off1 = y_off + (mv1->
y >> 2);
1393 edge_emu_stride, src0stride,
1397 pic_width, pic_height);
1399 src0stride = edge_emu_stride;
1410 edge_emu_stride, src1stride,
1414 pic_width, pic_height);
1416 src1stride = edge_emu_stride;
1420 block_h, mx0, my0, block_w);
1423 block_h, mx1, my1, block_w);
1453 ptrdiff_t dststride,
uint8_t *src0, ptrdiff_t srcstride,
int reflist,
1454 int x_off,
int y_off,
int block_w,
int block_h,
struct MvField *current_mv,
int chroma_weight,
int chroma_offset)
1459 const Mv *
mv = ¤t_mv->
mv[reflist];
1465 intptr_t mx = mv->
x & ((1 << (2 + hshift)) - 1);
1466 intptr_t my = mv->
y & ((1 << (2 + vshift)) - 1);
1467 intptr_t _mx = mx << (1 - hshift);
1468 intptr_t _my = my << (1 - vshift);
1470 x_off += mv->
x >> (2 + hshift);
1471 y_off += mv->
y >> (2 + vshift);
1482 edge_emu_stride, srcstride,
1486 pic_width, pic_height);
1489 srcstride = edge_emu_stride;
1493 block_h, _mx, _my, block_w);
1497 chroma_weight, chroma_offset, _mx, _my, block_w);
1518 int x_off,
int y_off,
int block_w,
int block_h,
struct MvField *current_mv,
int cidx)
1523 ptrdiff_t src1stride = ref0->
linesize[cidx+1];
1524 ptrdiff_t src2stride = ref1->
linesize[cidx+1];
1529 Mv *mv0 = ¤t_mv->
mv[0];
1530 Mv *mv1 = ¤t_mv->
mv[1];
1534 intptr_t mx0 = mv0->
x & ((1 << (2 + hshift)) - 1);
1535 intptr_t my0 = mv0->
y & ((1 << (2 + vshift)) - 1);
1536 intptr_t mx1 = mv1->
x & ((1 << (2 + hshift)) - 1);
1537 intptr_t my1 = mv1->
y & ((1 << (2 + vshift)) - 1);
1538 intptr_t _mx0 = mx0 << (1 - hshift);
1539 intptr_t _my0 = my0 << (1 - vshift);
1540 intptr_t _mx1 = mx1 << (1 - hshift);
1541 intptr_t _my1 = my1 << (1 - vshift);
1543 int x_off0 = x_off + (mv0->
x >> (2 + hshift));
1544 int y_off0 = y_off + (mv0->
y >> (2 + vshift));
1545 int x_off1 = x_off + (mv1->
x >> (2 + hshift));
1546 int y_off1 = y_off + (mv1->
y >> (2 + vshift));
1548 src1 += y_off0 * src1stride + (int)((
unsigned)x_off0 << s->
sps->
pixel_shift);
1549 src2 += y_off1 * src2stride + (int)((
unsigned)x_off1 << s->
sps->
pixel_shift);
1560 edge_emu_stride, src1stride,
1564 pic_width, pic_height);
1567 src1stride = edge_emu_stride;
1579 edge_emu_stride, src2stride,
1583 pic_width, pic_height);
1586 src2stride = edge_emu_stride;
1590 block_h, _mx0, _my0, block_w);
1593 src2, src2stride, lc->
tmp,
1594 block_h, _mx1, _my1, block_w);
1597 src2, src2stride, lc->
tmp,
1604 _mx1, _my1, block_w);
1610 int y =
FFMAX(0, (mv->
y >> 2) + y0 + height + 9);
1617 int nPbH,
int log2_cb_size,
int part_idx,
1629 if (inter_pred_idc !=
PRED_L1) {
1637 part_idx, merge_idx, mv, mvp_flag, 0);
1642 if (inter_pred_idc !=
PRED_L0) {
1655 part_idx, merge_idx, mv, mvp_flag, 1);
1663 int log2_cb_size,
int partIdx,
int idx)
1665 #define POS(c_idx, x, y) \
1666 &s->frame->data[c_idx][((y) >> s->sps->vshift[c_idx]) * s->frame->linesize[c_idx] + \
1667 (((x) >> s->sps->hshift[c_idx]) << s->sps->pixel_shift)]
1670 struct MvField current_mv = {{{ 0 }}};
1682 int x_cb = x0 >> log2_min_cb_size;
1683 int y_cb = y0 >> log2_min_cb_size;
1699 partIdx, merge_idx, ¤t_mv);
1702 partIdx, merge_idx, ¤t_mv);
1710 tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
1713 ref0 = refPicList[0].
ref[current_mv.
ref_idx[0]];
1719 ref1 = refPicList[1].
ref[current_mv.
ref_idx[1]];
1732 ¤t_mv.
mv[0], x0, y0, nPbW, nPbH,
1738 0, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
1741 0, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
1751 ¤t_mv.
mv[1], x0, y0, nPbW, nPbH,
1757 1, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
1761 1, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
1771 ¤t_mv.
mv[0], x0, y0, nPbW, nPbH,
1772 ref1->frame, ¤t_mv.
mv[1], ¤t_mv);
1776 x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv, 0);
1779 x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv, 1);
1788 int prev_intra_luma_pred_flag)
1806 int intra_pred_mode;
1811 if ((y0 - 1) < y_ctb)
1814 if (cand_left == cand_up) {
1815 if (cand_left < 2) {
1820 candidate[0] = cand_left;
1821 candidate[1] = 2 + ((cand_left - 2 - 1 + 32) & 31);
1822 candidate[2] = 2 + ((cand_left - 2 + 1) & 31);
1825 candidate[0] = cand_left;
1826 candidate[1] = cand_up;
1836 if (prev_intra_luma_pred_flag) {
1837 intra_pred_mode = candidate[lc->
pu.
mpm_idx];
1839 if (candidate[0] > candidate[1])
1841 if (candidate[0] > candidate[2])
1843 if (candidate[1] > candidate[2])
1847 for (i = 0; i < 3; i++)
1848 if (intra_pred_mode >= candidate[i])
1855 for (i = 0; i < size_in_pus; i++) {
1856 memset(&s->
tab_ipm[(y_pu + i) * min_pu_width + x_pu],
1857 intra_pred_mode, size_in_pus);
1859 for (j = 0; j < size_in_pus; j++) {
1864 return intra_pred_mode;
1868 int log2_cb_size,
int ct_depth)
1881 0, 1, 2, 2, 2, 2, 3, 5, 7, 8, 10, 12, 13, 15, 17, 18, 19, 20,
1882 21, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 28, 29, 29, 30, 31};
1888 static const uint8_t intra_chroma_table[4] = { 0, 26, 10, 1 };
1889 uint8_t prev_intra_luma_pred_flag[4];
1891 int pb_size = (1 << log2_cb_size) >> split;
1892 int side = split + 1;
1896 for (i = 0; i < side; i++)
1897 for (j = 0; j < side; j++)
1900 for (i = 0; i < side; i++) {
1901 for (j = 0; j < side; j++) {
1902 if (prev_intra_luma_pred_flag[2 * i + j])
1909 prev_intra_luma_pred_flag[2 * i + j]);
1914 for (i = 0; i < side; i++) {
1915 for (j = 0; j < side; j++) {
1917 if (chroma_mode != 4) {
1930 if (chroma_mode != 4) {
1934 mode_idx = intra_chroma_table[chroma_mode];
1941 if (chroma_mode != 4) {
1957 int pb_size = 1 << log2_cb_size;
1965 if (size_in_pus == 0)
1967 for (j = 0; j < size_in_pus; j++)
1968 memset(&s->
tab_ipm[(y_pu + j) * min_pu_width + x_pu],
INTRA_DC, size_in_pus);
1970 for (j = 0; j < size_in_pus; j++)
1971 for (k = 0; k < size_in_pus; k++)
1977 int cb_size = 1 << log2_cb_size;
1980 int length = cb_size >> log2_min_cb_size;
1982 int x_cb = x0 >> log2_min_cb_size;
1983 int y_cb = y0 >> log2_min_cb_size;
1984 int idx = log2_cb_size - 2;
1995 for (x = 0; x < 4; x++)
2007 x = y_cb * min_cb_width + x_cb;
2008 for (y = 0; y <
length; y++) {
2009 memset(&s->
skip_flag[x], skip_flag, length);
2014 x = y_cb * min_cb_width + x_cb;
2015 for (y = 0; y <
length; y++) {
2042 log2_cb_size <= s->sps->pcm.log2_max_pcm_cb_size) {
2068 hls_prediction_unit(s, x0 + cb_size / 2, y0, cb_size / 2, cb_size, log2_cb_size, 1, idx - 1);
2072 hls_prediction_unit(s, x0, y0 + cb_size / 4, cb_size, cb_size * 3 / 4, log2_cb_size, 1, idx);
2076 hls_prediction_unit(s, x0, y0 + cb_size * 3 / 4, cb_size, cb_size / 4, log2_cb_size, 1, idx);
2080 hls_prediction_unit(s, x0 + cb_size / 4, y0, cb_size * 3 / 4, cb_size, log2_cb_size, 1, idx - 2);
2084 hls_prediction_unit(s, x0 + cb_size * 3 / 4, y0, cb_size / 4, cb_size, log2_cb_size, 1, idx - 2);
2088 hls_prediction_unit(s, x0 + cb_size / 2, y0, cb_size / 2, cb_size / 2, log2_cb_size, 1, idx - 1);
2089 hls_prediction_unit(s, x0, y0 + cb_size / 2, cb_size / 2, cb_size / 2, log2_cb_size, 2, idx - 1);
2090 hls_prediction_unit(s, x0 + cb_size / 2, y0 + cb_size / 2, cb_size / 2, cb_size / 2, log2_cb_size, 3, idx - 1);
2096 int rqt_root_cbf = 1;
2103 const static int cbf[2] = { 0 };
2109 log2_cb_size, 0, 0, cbf, cbf);
2122 x = y_cb * min_cb_width + x_cb;
2123 for (y = 0; y <
length; y++) {
2128 if(((x0 + (1<<log2_cb_size)) & qp_block_mask) == 0 &&
2129 ((y0 + (1<<log2_cb_size)) & qp_block_mask) == 0) {
2139 int log2_cb_size,
int cb_depth)
2142 const int cb_size = 1 << log2_cb_size;
2147 if (x0 + cb_size <= s->sps->width &&
2148 y0 + cb_size <= s->sps->height &&
2167 const int cb_size_split = cb_size >> 1;
2168 const int x1 = x0 + cb_size_split;
2169 const int y1 = y0 + cb_size_split;
2177 if (more_data && x1 < s->sps->width) {
2182 if (more_data && y1 < s->sps->height) {
2187 if (more_data && x1 < s->sps->width &&
2188 y1 < s->sps->height) {
2194 if(((x0 + (1<<log2_cb_size)) & qp_block_mask) == 0 &&
2195 ((y0 + (1<<log2_cb_size)) & qp_block_mask) == 0)
2199 return ((x1 + cb_size_split) < s->
sps->
width ||
2207 if ((!((x0 + cb_size) %
2209 (x0 + cb_size >= s->
sps->
width)) &&
2214 return !end_of_slice_flag;
2229 int ctb_addr_in_slice = ctb_addr_rs - s->
sh.
slice_addr;
2234 if (x_ctb == 0 && (y_ctb & (ctb_size - 1)) == 0)
2260 if (!ctb_addr_in_slice > 0)
2262 if (ctb_addr_in_slice < s->sps->ctb_width)
2294 while (more_data && ctb_addr_ts < s->sps->ctb_size) {
2310 if (more_data < 0) {
2321 if (x_ctb + ctb_size >= s->
sps->
width &&
2345 int *ctb_row_p = input_ctb_row;
2346 int ctb_row = ctb_row_p[job];
2356 ret =
init_get_bits8(&lc->
gb,
s->data +
s->sh.offset[ctb_row - 1],
s->sh.size[ctb_row - 1]);
2363 while(more_data && ctb_addr_ts < s->sps->ctb_size) {
2364 int x_ctb = (ctb_addr_rs %
s->sps->ctb_width) <<
s->sps->log2_ctb_size;
2365 int y_ctb = (ctb_addr_rs /
s->sps->ctb_width) <<
s->sps->log2_ctb_size;
2377 hls_sao_param(
s, x_ctb >>
s->sps->log2_ctb_size, y_ctb >>
s->sps->log2_ctb_size);
2380 if (more_data < 0) {
2381 s->tab_slice_address[ctb_addr_rs] = -1;
2391 if (!more_data && (x_ctb+ctb_size) <
s->sps->width && ctb_row !=
s->sh.num_entry_point_offsets) {
2397 if ((x_ctb+ctb_size) >=
s->sps->width && (y_ctb+ctb_size) >=
s->sps->height ) {
2402 ctb_addr_rs =
s->pps->ctb_addr_ts_to_rs[ctb_addr_ts];
2405 if(x_ctb >=
s->sps->width) {
2420 int startheader, cmpt = 0;
2444 for (j = 0, cmpt = 0, startheader = offset + s->
sh.
entry_point_offset[0]; j < s->skipped_bytes; j++) {
2453 for (j = 0, cmpt = 0, startheader = offset
2517 "nal_unit_type: %d, nuh_layer_id: %d, temporal_id: %d\n",
2520 return nuh_layer_id == 0;
2633 int ctb_addr_ts,
ret;
2689 if (s->
max_ra == INT_MAX) {
2711 }
else if (!s->
ref) {
2718 "Non-matching NAL types of the VCL NALUs: %d %d\n",
2728 "Error constructing the reference lists for the current slice.\n");
2752 if (ctb_addr_ts < 0) {
2787 #define STARTCODE_TEST \
2788 if (i + 2 < length && src[i + 1] == 0 && src[i + 2] <= 3) { \
2789 if (src[i + 2] != 3) { \
2795 #if HAVE_FAST_UNALIGNED
2796 #define FIND_FIRST_ZERO \
2797 if (i > 0 && !src[i]) \
2802 for (i = 0; i + 1 <
length; i += 9) {
2804 (
AV_RN64A(src + i) - 0x0100010001000101ULL)) &
2805 0x8000800080008080ULL))
2812 for (i = 0; i + 1 <
length; i += 5) {
2814 (
AV_RN32A(src + i) - 0x01000101U)) &
2823 for (i = 0; i + 1 <
length; i += 2) {
2826 if (i > 0 && src[i - 1] == 0)
2832 if (i >= length - 1) {
2847 memcpy(dst, src, i);
2849 while (si + 2 < length) {
2851 if (src[si + 2] > 3) {
2852 dst[di++] = src[si++];
2853 dst[di++] = src[si++];
2854 }
else if (src[si] == 0 && src[si + 1] == 0) {
2855 if (src[si + 2] == 3) {
2876 dst[di++] = src[si++];
2879 dst[di++] = src[si++];
2893 int i, consumed,
ret = 0;
2902 while (length >= 4) {
2904 int extract_length = 0;
2909 extract_length = (extract_length << 8) | buf[i];
2913 if (extract_length > length) {
2920 while (buf[0] != 0 || buf[1] != 0 || buf[2] != 1) {
2999 for (i = 0; i < s->
nb_nals; i++) {
3006 "Error parsing NAL unit #%d.\n", i);
3021 for (i = 0; i < 16; i++)
3022 av_log(log_ctx, level,
"%02"PRIx8, md5[i]);
3051 for (i = 0; frame->
data[i]; i++) {
3059 for (j = 0; j < h; j++) {
3064 (
const uint16_t *) src, w);
3072 if (!memcmp(md5, s->
md5[i], 16)) {
3114 "hardware accelerator failed to decode picture\n");
3200 for (i = 0; i < 3; i++) {
3389 int i, j, num_arrays, nal_len_size;
3394 nal_len_size = (bytestream2_get_byte(&gb) & 3) + 1;
3395 num_arrays = bytestream2_get_byte(&gb);
3402 for (i = 0; i < num_arrays; i++) {
3403 int type = bytestream2_get_byte(&gb) & 0x3f;
3404 int cnt = bytestream2_get_be16(&gb);
3406 for (j = 0; j < cnt; j++) {
3408 int nalsize = bytestream2_peek_be16(&gb) + 2;
3411 "Invalid NAL unit size in extradata.\n");
3418 "Decoding nal unit %d %d from hvcC failed\n",
3480 memset(s, 0,
sizeof(*s));
3496 #define OFFSET(x) offsetof(HEVCContext, x)
3497 #define PAR (AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
3508 {
"apply_defdispwin",
"Apply default display window from VUI",
OFFSET(apply_defdispwin),
3510 {
"strict-displaywin",
"stricly apply default display window size",
OFFSET(apply_defdispwin),
3528 .priv_class = &hevc_decoder_class,
#define EDGE_EMU_BUFFER_STRIDE
const uint8_t ff_hevc_pel_weight[65]
int frame_packing_arrangement_type
unsigned int log2_min_cb_size
int sei_frame_packing_present
frame packing arrangement variables
const char const char void * val
int(* start_frame)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size)
Called at the beginning of each frame or field picture.
uint8_t log2_sao_offset_scale_luma
int ff_hevc_merge_idx_decode(HEVCContext *s)
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
void av_buffer_unref(AVBufferRef **buf)
Free a given reference and automatically free the buffer if there are no more references to it...
int ff_hevc_frame_nb_refs(HEVCContext *s)
Get the number of candidate references for the current frame.
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
This structure describes decoded (raw) audio or video data.
ptrdiff_t const GLvoid * data
Views are alternated temporally.
uint8_t diff_cu_chroma_qp_offset_depth
static int get_se_golomb(GetBitContext *gb)
read signed exp golomb code.
int ff_hevc_merge_flag_decode(HEVCContext *s)
int ff_hevc_sao_band_position_decode(HEVCContext *s)
int coded_width
Bitstream width / height, may be different from width/height e.g.
int max_dec_pic_buffering
void ff_hevc_pred_init(HEVCPredContext *hpc, int bit_depth)
uint8_t edge_emu_buffer[(MAX_PB_SIZE+7)*EDGE_EMU_BUFFER_STRIDE *2]
static void hevc_await_progress(HEVCContext *s, HEVCFrame *ref, const Mv *mv, int y0, int height)
static unsigned int get_bits(GetBitContext *s, int n)
Read 1-25 bits.
int ff_hevc_decode_nal_sps(HEVCContext *s)
Views are next to each other, but when upscaling apply a checkerboard pattern.
#define AV_LOG_WARNING
Something somehow does not look correct.
void(* put_hevc_qpel_bi_w[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, int denom, int wx0, int wx1, int ox0, int ox1, intptr_t mx, intptr_t my, int width)
int content_interpretation_type
int ff_hevc_cbf_luma_decode(HEVCContext *s, int trafo_depth)
int8_t cb_qp_offset_list[5]
#define LIBAVUTIL_VERSION_INT
AVBufferRef * buf[AV_NUM_DATA_POINTERS]
AVBuffer references backing the data for this frame.
int16_t x
horizontal component of motion vector
void(* bswap16_buf)(uint16_t *dst, const uint16_t *src, int len)
static av_cold int init(AVCodecContext *avctx)
#define FF_PROFILE_HEVC_MAIN_STILL_PICTURE
void * hwaccel_picture_private
static int hevc_update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
static int set_sps(HEVCContext *s, const HEVCSPS *sps)
int ff_hevc_end_of_slice_flag_decode(HEVCContext *s)
uint8_t intra_split_flag
IntraSplitFlag.
int rem_intra_luma_pred_mode
enum AVColorRange color_range
MPEG vs JPEG YUV range.
void ff_hevc_luma_mv_merge_mode(HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv)
uint8_t weighted_bipred_flag
void ff_hevc_unref_frame(HEVCContext *s, HEVCFrame *frame, int flags)
int ff_hevc_decode_short_term_rps(HEVCContext *s, ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header)
int ff_hevc_rem_intra_luma_pred_mode_decode(HEVCContext *s)
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
static av_always_inline void bytestream2_init(GetByteContext *g, const uint8_t *buf, int buf_size)
static void intra_prediction_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
uint8_t seq_loop_filter_across_slices_enabled_flag
uint8_t cabac_init_present_flag
void av_frame_move_ref(AVFrame *dst, AVFrame *src)
Move everythnig contained in src to dst and reset src.
void(* put_hevc_epel_uni[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int height, intptr_t mx, intptr_t my, int width)
int ff_hevc_frame_rps(HEVCContext *s)
Construct the reference picture sets for the current frame.
#define FF_ARRAY_ELEMS(a)
int * ctb_addr_ts_to_rs
CtbAddrTSToRS.
int num_ref_idx_l0_default_active
num_ref_idx_l0_default_active_minus1 + 1
void ff_thread_await_progress(ThreadFrame *f, int n, int field)
Wait for earlier decoding threads to finish reference pictures.
struct HEVCFrame * ref[MAX_REFS]
ShortTermRPS st_rps[MAX_SHORT_TERM_RPS_COUNT]
void ff_thread_await_progress2(AVCodecContext *avctx, int field, int thread, int shift)
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
int ff_hevc_sao_type_idx_decode(HEVCContext *s)
uint16_t seq_decode
Sequence counters for decoded and output frames, so that old frames are output first after a POC rese...
void av_md5_update(AVMD5 *ctx, const uint8_t *src, int len)
Update hash value.
enum NALUnitType first_nal_type
Macro definitions for various function/variable attributes.
uint8_t entropy_coding_sync_enabled_flag
int ff_hevc_cu_transquant_bypass_flag_decode(HEVCContext *s)
static int hls_decode_entry(AVCodecContext *avctxt, void *isFilterThread)
static int hls_slice_data(HEVCContext *s)
static void hls_sao_param(HEVCContext *s, int rx, int ry)
AVBufferPool * rpl_tab_pool
candidate references for the current frame
uint8_t log2_sao_offset_scale_chroma
struct AVHWAccel * hwaccel
Hardware accelerator in use.
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
static void hevc_luma_mv_mpv_mode(HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv)
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...
unsigned int log2_max_trafo_size
void(* put_hevc_epel[10][2][2])(int16_t *dst, uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width)
struct AVMD5 * av_md5_alloc(void)
Allocate an AVMD5 context.
int ff_hevc_mpm_idx_decode(HEVCContext *s)
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
int ff_hevc_skip_flag_decode(HEVCContext *s, int x0, int y0, int x_cb, int y_cb)
Stereo 3D type: this structure describes how two videos are packed within a single video surface...
static int set_side_data(HEVCContext *s)
uint8_t ctb_up_right_flag
uint8_t vps_timing_info_present_flag
static int hls_slice_header(HEVCContext *s)
#define FF_PROFILE_UNKNOWN
int num_ref_idx_l1_default_active
num_ref_idx_l1_default_active_minus1 + 1
uint8_t * extradata
some codecs need / can use extradata like Huffman tables.
unsigned int log2_min_pcm_cb_size
#define CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
#define avpriv_atomic_int_set
int ff_thread_ref_frame(ThreadFrame *dst, ThreadFrame *src)
int ff_hevc_decode_nal_sei(HEVCContext *s)
int ff_set_sar(AVCodecContext *avctx, AVRational sar)
Check that the provided sample aspect ratio is valid and set it on the codec context.
void(* put_hevc_qpel_uni_w[10][2][2])(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, int height, int denom, int wx, int ox, intptr_t mx, intptr_t my, int width)
#define EPEL_EXTRA_BEFORE
uint8_t loop_filter_disable_flag
static void print_md5(void *log_ctx, int level, uint8_t md5[16])
int sei_anticlockwise_rotation
void ff_hevc_flush_dpb(HEVCContext *s)
Drop all frames currently in DPB.
static int decode_lt_rps(HEVCContext *s, LongTermRPS *rps, GetBitContext *gb)
uint8_t cu_transquant_bypass_flag
int16_t tmp[MAX_PB_SIZE *MAX_PB_SIZE]
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...
int * skipped_bytes_pos_size_nal
static int hls_transform_unit(HEVCContext *s, int x0, int y0, int xBase, int yBase, int cb_xBase, int cb_yBase, int log2_cb_size, int log2_trafo_size, int blk_idx, int cbf_luma, int *cbf_cb, int *cbf_cr)
void(* put_hevc_qpel[10][2][2])(int16_t *dst, uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width)
static av_unused const uint8_t * skip_bytes(CABACContext *c, int n)
Skip n bytes and reset the decoder.
uint8_t transquant_bypass_enable_flag
int ff_hevc_sao_offset_sign_decode(HEVCContext *s)
int temporal_id
temporal_id_plus1 - 1
#define SET_SAO(elem, value)
HEVCLocalContext * HEVClcList[MAX_NB_THREADS]
static void hevc_decode_flush(AVCodecContext *avctx)
static void luma_mc_bi(HEVCContext *s, uint8_t *dst, ptrdiff_t dststride, AVFrame *ref0, const Mv *mv0, int x_off, int y_off, int block_w, int block_h, AVFrame *ref1, const Mv *mv1, struct MvField *current_mv)
8.5.3.2.2.1 Luma sample bidirectional interpolation process
int8_t cr_qp_offset_list[5]
int slice_idx
number of the slice being currently decoded
#define BOUNDARY_UPPER_SLICE
static int get_bits_left(GetBitContext *gb)
uint8_t intra_pred_mode[4]
uint16_t depth_minus1
Number of bits in the component minus 1.
int av_reallocp_array(void *ptr, size_t nmemb, size_t size)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
int has_b_frames
Size of the frame reordering buffer in the decoder.
int flags
Additional information about the frame packing.
static av_cold int hevc_init_thread_copy(AVCodecContext *avctx)
int ff_hevc_cu_chroma_qp_offset_flag(HEVCContext *s)
void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0, int log2_trafo_size)
uint8_t slice_initialized
1 if the independent slice segment header was successfully parsed
unsigned int log2_max_poc_lsb
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
AVBufferRef * vps_list[MAX_VPS_COUNT]
#define AV_EF_EXPLODE
abort decoding on minor error detection
#define CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
AVBufferRef * rpl_tab_buf
#define avpriv_atomic_int_get
static av_always_inline void bytestream2_skip(GetByteContext *g, unsigned int size)
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
int vui_timing_info_present_flag
AVBufferRef * current_sps
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
struct HEVCSPS::@51 temporal_layer[MAX_SUB_LAYERS]
int active_thread_type
Which multithreading methods are in use by the codec.
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
void(* intra_pred[4])(struct HEVCContext *s, int x0, int y0, int c_idx)
int ff_hevc_compute_poc(HEVCContext *s, int poc_lsb)
Compute POC of the current frame and return it.
static av_always_inline unsigned int bytestream2_get_bytes_left(GetByteContext *g)
unsigned int log2_ctb_size
void(* transform_add[4])(uint8_t *_dst, int16_t *coeffs, ptrdiff_t _stride)
int ** skipped_bytes_pos_nal
uint8_t * sao_pixel_buffer_h[3]
const char * name
Name of the codec implementation.
void ff_init_cabac_states(void)
static int hls_slice_data_wpp(HEVCContext *s, const uint8_t *nal, int length)
void ff_hevc_save_states(HEVCContext *s, int ctb_addr_ts)
static const uint8_t offset[127][2]
static int verify_md5(HEVCContext *s, AVFrame *frame)
int ff_hevc_cu_chroma_qp_offset_idx(HEVCContext *s)
static const AVClass hevc_decoder_class
uint8_t max_trafo_depth
MaxTrafoDepth.
uint8_t edge_emu_buffer2[(MAX_PB_SIZE+7)*EDGE_EMU_BUFFER_STRIDE *2]
uint16_t sequence
A sequence counter, so that old frames are output first after a POC reset.
static char * split(char *message, char delim)
uint8_t tiles_enabled_flag
int ff_hevc_decode_nal_vps(HEVCContext *s)
int ff_alloc_entries(AVCodecContext *avctx, int count)
int eo_class[3]
sao_eo_class
uint32_t vps_num_units_in_tick
static av_cold int hevc_init_context(AVCodecContext *avctx)
av_cold void ff_bswapdsp_init(BswapDSPContext *c)
static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max)
Reduce a fraction.
struct HEVCContext * sList[MAX_NB_THREADS]
common internal API header
#define FF_INPUT_BUFFER_PADDING_SIZE
Required number of additionally allocated bytes at the end of the input bitstream for decoding...
int ff_hevc_mvp_lx_flag_decode(HEVCContext *s)
uint8_t lists_modification_present_flag
av_cold void ff_videodsp_init(VideoDSPContext *ctx, int bpc)
AVBufferRef * tab_mvf_buf
uint8_t type_idx[3]
sao_type_idx
enum AVPictureType pict_type
Picture type of the frame.
int err_recognition
Error recognition; may misdetect some more or less valid parts as errors.
int max_transform_hierarchy_depth_inter
static const AVOption options[]
uint8_t * sao_pixel_buffer_v[3]
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV420P and setting color_...
int offset_abs[3][4]
sao_offset_abs
int num_tile_columns
num_tile_columns_minus1 + 1
int width
picture width / height.
int ff_hevc_output_frame(HEVCContext *s, AVFrame *frame, int flush)
Find next frame in output order and put a reference to it in frame.
#define FF_PROFILE_HEVC_MAIN_10
static void chroma_mc_bi(HEVCContext *s, uint8_t *dst0, ptrdiff_t dststride, AVFrame *ref0, AVFrame *ref1, int x_off, int y_off, int block_w, int block_h, struct MvField *current_mv, int cidx)
8.5.3.2.2.2 Chroma sample bidirectional interpolation process
static int decode_nal_units(HEVCContext *s, const uint8_t *buf, int length)
void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size)
static int luma_intra_pred_mode(HEVCContext *s, int x0, int y0, int pu_size, int prev_intra_luma_pred_flag)
8.4.1
int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size)
void ff_thread_report_progress(ThreadFrame *f, int n, int field)
Notify later decoding threads when part of their reference picture is ready.
AVBufferRef * sps_list[MAX_SPS_COUNT]
#define AV_STEREO3D_FLAG_INVERT
Inverted views, Right/Bottom represents the left view.
enum AVColorPrimaries color_primaries
Chromaticity coordinates of the source primaries.
uint8_t cu_qp_delta_enabled_flag
uint8_t used_by_curr_pic_lt_sps_flag[32]
static int hls_pcm_sample(HEVCContext *s, int x0, int y0, int log2_cb_size)
Context Adaptive Binary Arithmetic Coder inline functions.
void ff_hevc_set_neighbour_available(HEVCContext *s, int x0, int y0, int nPbW, int nPbH)
void(* put_hevc_qpel_bi[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, intptr_t mx, intptr_t my, int width)
uint8_t output_flag_present_flag
void ff_hevc_set_qPy(HEVCContext *s, int xBase, int yBase, int log2_cb_size)
void av_display_rotation_set(int32_t matrix[9], double angle)
Initialize a transformation matrix describing a pure rotation by the specified angle (in degrees)...
static int hevc_frame_start(HEVCContext *s)
AVBufferRef * pps_list[MAX_PPS_COUNT]
int thread_count
thread count is used to decide how many independent tasks should be passed to execute() ...
static void flush(AVCodecContext *avctx)
the normal 2^n-1 "JPEG" YUV ranges
uint8_t pic_slice_level_chroma_qp_offsets_present_flag
static unsigned get_ue_golomb_long(GetBitContext *gb)
Read an unsigned Exp-Golomb code in the range 0 to UINT32_MAX-1.
int ff_hevc_split_coding_unit_flag_decode(HEVCContext *s, int ct_depth, int x0, int y0)
void ff_reset_entries(AVCodecContext *avctx)
int colour_description_present_flag
static const int8_t mv[256][2]
static void chroma_mc_uni(HEVCContext *s, uint8_t *dst0, ptrdiff_t dststride, uint8_t *src0, ptrdiff_t srcstride, int reflist, int x_off, int y_off, int block_w, int block_h, struct MvField *current_mv, int chroma_weight, int chroma_offset)
8.5.3.2.2.2 Chroma sample uniprediction interpolation process
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames...
enum AVPixelFormat pix_fmt
void ff_hevc_hls_filter(HEVCContext *s, int x, int y, int ctb_size)
int sei_display_orientation_present
display orientation
int ff_hevc_res_scale_sign_flag(HEVCContext *s, int idx)
void ff_hevc_dsp_init(HEVCDSPContext *hevcdsp, int bit_depth)
enum AVStereo3DType type
How views are packed within the video.
#define AV_LOG_INFO
Standard information.
static int pic_arrays_init(HEVCContext *s, const HEVCSPS *sps)
static void pic_arrays_free(HEVCContext *s)
NOTE: Each function hls_foo correspond to the function foo in the specification (HLS stands for High ...
static av_cold int hevc_decode_init(AVCodecContext *avctx)
void ff_thread_report_progress2(AVCodecContext *avctx, int field, int thread, int n)
static void luma_mc_uni(HEVCContext *s, uint8_t *dst, ptrdiff_t dststride, AVFrame *ref, const Mv *mv, int x_off, int y_off, int block_w, int block_h, int luma_weight, int luma_offset)
8.5.3.2.2.1 Luma sample unidirectional interpolation process
#define FF_THREAD_SLICE
Decode more than one part of a single frame at once.
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
uint8_t is_nalff
this flag is != 0 if bitstream is encapsulated as a format defined in 14496-15
int * ctb_addr_rs_to_ts
CtbAddrRSToTS.
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
unsigned int log2_min_pu_size
int ff_hevc_decode_nal_pps(HEVCContext *s)
static int init_get_bits8(GetBitContext *s, const uint8_t *buffer, int byte_size)
Initialize GetBitContext.
unsigned int sps_id
seq_parameter_set_id
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
main external API structure.
void av_display_matrix_flip(int32_t matrix[9], int hflip, int vflip)
Flip the input matrix horizontally and/or vertically.
static int hevc_decode_extradata(HEVCContext *s)
enum PredMode pred_mode
PredMode.
AVBufferRef * hwaccel_priv_buf
int num_extra_slice_header_bits
uint8_t * data
The data buffer.
int16_t y
vertical component of motion vector
void ff_hevc_clear_refs(HEVCContext *s)
Mark all frames in DPB as unused for reference.
uint8_t num_long_term_ref_pics_sps
void av_md5_init(AVMD5 *ctx)
Initialize MD5 hashing.
static void hls_decode_neighbour(HEVCContext *s, int x_ctb, int y_ctb, int ctb_addr_ts)
uint8_t cross_component_prediction_enabled_flag
uint32_t vui_num_units_in_tick
AVBufferRef * av_buffer_allocz(int size)
Same as av_buffer_alloc(), except the returned buffer will be initialized to zero.
uint8_t deblocking_filter_control_present_flag
static unsigned int get_bits1(GetBitContext *s)
BYTE int const BYTE int int int height
uint8_t * checksum_buf
used on BE to byteswap the lines for checksumming
static int decode_nal_unit(HEVCContext *s, const HEVCNAL *nal)
uint8_t sps_temporal_mvp_enabled_flag
#define FF_THREAD_FRAME
Decode more than one frame at once.
Describe the class of an AVClass context structure.
int num_tile_rows
num_tile_rows_minus1 + 1
int ff_hevc_log2_res_scale_abs(HEVCContext *s, int idx)
static void skip_bits(GetBitContext *s, int n)
AVFrameSideData * av_frame_new_side_data(AVFrame *frame, enum AVFrameSideDataType type, int size)
Add a new side data to a frame.
uint8_t chroma_qp_offset_list_enabled_flag
void av_buffer_pool_uninit(AVBufferPool **ppool)
Mark the pool as being available for freeing.
static av_always_inline void set_ct_depth(HEVCContext *s, int x0, int y0, int log2_cb_size, int ct_depth)
enum AVColorSpace colorspace
YUV colorspace type.
static void pred_weight_table(HEVCContext *s, GetBitContext *gb)
enum AVColorTransferCharacteristic color_trc
Color Transfer Characteristic.
void(* put_pcm)(uint8_t *_dst, ptrdiff_t _stride, int width, int height, struct GetBitContext *gb, int pcm_bit_depth)
static int init_get_bits(GetBitContext *s, const uint8_t *buffer, int bit_size)
Initialize GetBitContext.
int enable_parallel_tiles
int ff_hevc_sao_eo_class_decode(HEVCContext *s)
int last_eos
last packet contains an EOS/EOB NAL
#define FF_PROFILE_HEVC_REXT
unsigned int log2_min_tb_size
enum PartMode part_mode
PartMode.
uint16_t lt_ref_pic_poc_lsb_sps[32]
enum AVPixelFormat ff_thread_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt)
Wrapper around get_format() for frame-multithreaded codecs.
int ff_hevc_slice_rpl(HEVCContext *s)
Construct the reference picture list(s) for the current slice.
uint8_t intra_pred_mode_c[4]
static int hls_nal_unit(HEVCContext *s)
void(* put_hevc_qpel_uni[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width)
enum NALUnitType nal_unit_type
void av_md5_final(AVMD5 *ctx, uint8_t *dst)
Finish hashing and output digest value.
int allocate_progress
Whether to allocate progress for frame threading.
static void set_deblocking_bypass(HEVCContext *s, int x0, int y0, int log2_cb_size)
int tc_offset
tc_offset_div2 * 2
HW decoding through DXVA2, Picture.data[3] contains a LPDIRECT3DSURFACE9 pointer. ...
uint8_t transfer_characteristic
uint8_t flags
A combination of HEVC_FRAME_FLAG_*.
HEVCLocalContext * HEVClc
Views are on top of each other.
void av_frame_unref(AVFrame *frame)
Unreference all the buffers referenced by frame and reset the frame fields.
int ff_hevc_inter_pred_idc_decode(HEVCContext *s, int nPbW, int nPbH)
int ff_hevc_extract_rbsp(HEVCContext *s, const uint8_t *src, int length, HEVCNAL *nal)
int ff_hevc_cbf_cb_cr_decode(HEVCContext *s, int trafo_depth)
AVStereo3D * av_stereo3d_create_side_data(AVFrame *frame)
Allocate a complete AVFrameSideData and add it to the frame.
void ff_hevc_bump_frame(HEVCContext *s)
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
int ff_hevc_ref_idx_lx_decode(HEVCContext *s, int num_ref_idx_lx)
static int hls_coding_quadtree(HEVCContext *s, int x0, int y0, int log2_cb_size, int cb_depth)
void ff_hevc_hls_mvd_coding(HEVCContext *s, int x0, int y0, int log2_cb_size)
the normal 219*2^(n-8) "MPEG" YUV ranges
int eos
current packet contains an EOS/EOB NAL
Views are next to each other.
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31))))#defineSET_CONV_FUNC_GROUP(ofmt, ifmt) staticvoidset_generic_function(AudioConvert *ac){}voidff_audio_convert_free(AudioConvert **ac){if(!*ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);}AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, intsample_rate, intapply_map){AudioConvert *ac;intin_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) returnNULL;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);returnNULL;}returnac;}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;}elseif(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;elseac->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);returnac;}intff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in){intuse_generic=1;intlen=in->nb_samples;intp;if(ac->dc){av_dlog(ac->avr,"%dsamples-audio_convert:%sto%s(dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));returnff_convert_dither(ac-> out
static int decode(AVCodecContext *avctx, void *data, int *got_sub, AVPacket *avpkt)
int skipped_bytes_pos_size
int ff_hevc_intra_chroma_pred_mode_decode(HEVCContext *s)
int max_transform_hierarchy_depth_intra
int ff_hevc_no_residual_syntax_flag_decode(HEVCContext *s)
GLint GLenum GLboolean GLsizei stride
void av_fast_malloc(void *ptr, unsigned int *size, size_t min_size)
Allocate a buffer, reusing the given one if large enough.
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
#define CODEC_CAP_SLICE_THREADS
Codec supports slice-based (or partition-based) multithreading.
common internal and external API header
AVBufferPool * av_buffer_pool_init(int size, AVBufferRef *(*alloc)(int size))
Allocate and initialize a buffer pool.
#define CODEC_CAP_FRAME_THREADS
Codec supports frame-level multithreading.
uint8_t weighted_pred_flag
static int hls_transform_tree(HEVCContext *s, int x0, int y0, int xBase, int yBase, int cb_xBase, int cb_yBase, int log2_cb_size, int log2_trafo_size, int trafo_depth, int blk_idx, const int *base_cbf_cb, const int *base_cbf_cr)
#define BOUNDARY_LEFT_SLICE
int32_t * tab_slice_address
int16_t offset_val[3][5]
SaoOffsetVal.
static int hevc_decode_frame(AVCodecContext *avctx, void *data, int *got_output, AVPacket *avpkt)
unsigned int * column_width
ColumnWidth.
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
static void hls_prediction_unit(HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int partIdx, int idx)
uint8_t * filter_slice_edges
uint8_t slice_header_extension_present_flag
void * av_realloc_array(void *ptr, size_t nmemb, size_t size)
int nal_length_size
Number of bytes used for nal length (1, 2 or 4)
void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv, int mvp_lx_flag, int LX)
AVBufferPool * tab_mvf_pool
int video_full_range_flag
#define AV_EF_CRCCHECK
Verify checksums embedded in the bitstream (could be of either encoded or decoded data...
int ff_hevc_cu_qp_delta_abs(HEVCContext *s)
#define FF_PROFILE_HEVC_MAIN
uint8_t chroma_qp_offset_list_len_minus1
static const uint8_t tab_mode_idx[]
void ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts)
#define SUBDIVIDE(x, y, idx)
int ff_hevc_split_transform_flag_decode(HEVCContext *s, int log2_trafo_size)
void ff_init_cabac_decoder(CABACContext *c, const uint8_t *buf, int buf_size)
int(* execute)(struct AVCodecContext *c, int(*func)(struct AVCodecContext *c2, void *arg), void *arg2, int *ret, int count, int size)
The codec may call this to execute several independent things.
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.
#define QPEL_EXTRA_BEFORE
int ff_hevc_pred_mode_decode(HEVCContext *s)
struct AVCodecInternal * internal
Private context used for internal data.
int ff_hevc_cu_qp_delta_sign_flag(HEVCContext *s)
void(* put_hevc_epel_bi[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, intptr_t mx, intptr_t my, int width)
int ff_hevc_prev_intra_luma_pred_flag_decode(HEVCContext *s)
int key_frame
1 -> keyframe, 0-> not
uint8_t long_term_ref_pics_present_flag
static void * av_mallocz_array(size_t nmemb, size_t size)
int ff_hevc_set_new_ref(HEVCContext *s, AVFrame **frame, int poc)
void(* put_hevc_epel_uni_w[10][2][2])(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, int height, int denom, int wx, int ox, intptr_t mx, intptr_t my, int width)
static int hls_cross_component_pred(HEVCContext *s, int idx)
int diff_cu_qp_delta_depth
int ff_hevc_sao_offset_abs_decode(HEVCContext *s)
int ff_hevc_pcm_flag_decode(HEVCContext *s)
static int init_thread_copy(AVCodecContext *avctx)
#define av_malloc_array(a, b)
uint8_t context_initialized
static int hls_decode_entry_wpp(AVCodecContext *avctxt, void *input_ctb_row, int job, int self_id)
int video_signal_type_present_flag
#define FFSWAP(type, a, b)
uint8_t deblocking_filter_override_enabled_flag
int beta_offset
beta_offset_div2 * 2
int(* decode_slice)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size)
Callback for each slice.
#define BOUNDARY_LEFT_TILE
int ff_hevc_sao_merge_flag_decode(HEVCContext *s)
int(* end_frame)(AVCodecContext *avctx)
Called at the end of each frame or field picture.
void ff_hevc_hls_residual_coding(HEVCContext *s, int x0, int y0, int log2_trafo_size, enum ScanType scan_idx, int c_idx)
AVPixelFormat
Pixel format.
static av_cold int hevc_decode_free(AVCodecContext *avctx)
This structure stores compressed data.
void * av_mallocz(size_t size)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...
static int hevc_ref_frame(HEVCContext *s, HEVCFrame *dst, HEVCFrame *src)
uint8_t separate_colour_plane_flag
output (i.e. cropped) values
static const AVProfile profiles[]
static void intra_prediction_unit_default_value(HEVCContext *s, int x0, int y0, int log2_cb_size)
#define SAMPLE_CTB(tab, x, y)
uint8_t dependent_slice_segments_enabled_flag
int offset_sign[3][4]
sao_offset_sign
#define BOUNDARY_UPPER_TILE
void(* put_hevc_epel_bi_w[10][2][2])(uint8_t *dst, ptrdiff_t dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, int denom, int wx0, int ox0, int wx1, int ox1, intptr_t mx, intptr_t my, int width)