39 #define MB_INTRA_VLC_BITS 9 44 static const int offset_table2[9] = { 0, 1, 3, 7, 15, 31, 63, 127, 255 };
84 int topleft_mb_pos, top_mb_pos;
85 int stride_y, fieldtx = 0;
101 v_dist = (16 - fieldtx) >> (fieldtx == 0);
126 v_dist = fieldtx ? 15 : 8;
148 #define inc_blk_idx(idx) do { \ 150 if (idx >= v->n_allocated_blks) \ 171 #define GET_MQUANT() \ 172 if (v->dquantfrm) { \ 174 if (v->dqprofile == DQPROFILE_ALL_MBS) { \ 175 if (v->dqbilevel) { \ 176 mquant = (get_bits1(gb)) ? v->altpq : v->pq; \ 178 mqdiff = get_bits(gb, 3); \ 180 mquant = v->pq + mqdiff; \ 182 mquant = get_bits(gb, 5); \ 185 if (v->dqprofile == DQPROFILE_SINGLE_EDGE) \ 186 edges = 1 << v->dqsbedge; \ 187 else if (v->dqprofile == DQPROFILE_DOUBLE_EDGES) \ 188 edges = (3 << v->dqsbedge) % 15; \ 189 else if (v->dqprofile == DQPROFILE_FOUR_EDGES) \ 191 if ((edges&1) && !s->mb_x) \ 193 if ((edges&2) && s->first_slice_line) \ 195 if ((edges&4) && s->mb_x == (s->mb_width - 1)) \ 197 if ((edges&8) && s->mb_y == (s->mb_height - 1)) \ 199 if (!mquant || mquant > 31) { \ 200 av_log(v->s.avctx, AV_LOG_ERROR, \ 201 "Overriding invalid mquant %d\n", mquant); \ 213 #define GET_MVDATA(_dmv_x, _dmv_y) \ 214 index = 1 + get_vlc2(gb, ff_vc1_mv_diff_vlc[s->mv_table_index].table, \ 215 VC1_MV_DIFF_VLC_BITS, 2); \ 223 _dmv_x = _dmv_y = 0; \ 224 } else if (index == 35) { \ 225 _dmv_x = get_bits(gb, v->k_x - 1 + s->quarter_sample); \ 226 _dmv_y = get_bits(gb, v->k_y - 1 + s->quarter_sample); \ 227 } else if (index == 36) { \ 232 index1 = index % 6; \ 233 if (!s->quarter_sample && index1 == 5) val = 1; \ 235 if (size_table[index1] - val > 0) \ 236 val = get_bits(gb, size_table[index1] - val); \ 238 sign = 0 - (val&1); \ 239 _dmv_x = (sign ^ ((val>>1) + offset_table[index1])) - sign; \ 241 index1 = index / 6; \ 242 if (!s->quarter_sample && index1 == 5) val = 1; \ 244 if (size_table[index1] - val > 0) \ 245 val = get_bits(gb, size_table[index1] - val); \ 247 sign = 0 - (val & 1); \ 248 _dmv_y = (sign ^ ((val >> 1) + offset_table[index1])) - sign; \ 252 int *dmv_y,
int *pred_flag)
255 int extend_x = 0, extend_y = 0;
276 extend_x = extend_y = 1;
285 *pred_flag = *dmv_y & 1;
286 *dmv_y = (*dmv_y + *pred_flag) >> 1;
288 *dmv_y = (*dmv_y + (*dmv_y & 1)) >> 1;
297 index1 = (index + 1) % 9;
299 val =
get_bits(gb, index1 + extend_x);
301 *dmv_x = (sign ^ ((val >> 1) + offs_tab[index1])) - sign;
308 index1 = (index + 1) / 9;
311 sign = 0 - (val & 1);
312 *dmv_y = (sign ^ ((val >> 1) + offs_tab[index1 >> v->
numref])) - sign;
315 if (v->
numref && pred_flag)
316 *pred_flag = index1 & 1;
323 int direct,
int mode)
349 int16_t **dc_val_ptr,
int *dir_ptr)
353 static const uint16_t dcpred[32] = {
354 -1, 1024, 512, 341, 256, 205, 171, 146, 128,
355 114, 102, 93, 85, 79, 73, 68, 64,
356 60, 57, 54, 51, 49, 47, 45, 43,
357 41, 39, 38, 37, 35, 34, 33
371 b = dc_val[ - 1 -
wrap];
374 if (pq < 9 || !overlap) {
377 b = a = dcpred[scale];
378 if (s->
mb_x == 0 && (n != 1 && n != 3))
379 b = c = dcpred[scale];
384 if (s->
mb_x == 0 && (n != 1 && n != 3))
388 if (abs(a - b) <= abs(b - c)) {
397 *dc_val_ptr = &dc_val[0];
414 int a_avail,
int c_avail,
415 int16_t **dc_val_ptr,
int *dir_ptr)
430 b = dc_val[ - 1 -
wrap];
435 if (dqscale_index < 0)
437 if (c_avail && (n != 1 && n != 3)) {
442 if (a_avail && (n != 2 && n != 3)) {
447 if (a_avail && c_avail && (n != 3)) {
458 if (a_avail && c_avail) {
459 if (abs(a - b) <= abs(b - c)) {
466 }
else if (a_avail) {
469 }
else if (c_avail) {
478 *dc_val_ptr = &dc_val[0];
527 int *value,
int codingset)
593 int coded,
int codingset)
600 int16_t *ac_val, *ac_val2;
614 if (dcdiff == 119 ) {
617 else if (v->
pq == 2) dcdiff =
get_bits(gb, 9);
621 dcdiff = (dcdiff << 2) +
get_bits(gb, 2) - 3;
623 dcdiff = (dcdiff << 1) +
get_bits1(gb) - 1;
648 int last = 0, skip, value;
675 block[zz_table[i++]] = value;
681 for (k = 1; k < 8; k++)
684 for (k = 1; k < 8; k++)
689 for (k = 1; k < 8; k++) {
695 for (k = 1; k < 64; k++)
699 block[k] += (block[k] < 0) ? -v->
pq : v->
pq;
713 memset(ac_val2, 0, 16 * 2);
717 memcpy(ac_val2, ac_val, 8 * 2);
721 memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
727 for (k = 1; k < 8; k++) {
733 for (k = 1; k < 8; k++) {
734 block[k << v->
top_blk_sh] = ac_val[k + 8] * scale;
756 int coded,
int codingset,
int mquant)
763 int16_t *ac_val, *ac_val2;
782 if (dcdiff == 119 ) {
784 if (mquant == 1) dcdiff =
get_bits(gb, 10);
785 else if (mquant == 2) dcdiff =
get_bits(gb, 9);
789 dcdiff = (dcdiff << 2) +
get_bits(gb, 2) - 3;
790 else if (mquant == 2)
791 dcdiff = (dcdiff << 1) +
get_bits1(gb) - 1;
812 if (!a_avail && !c_avail)
817 scale = mquant * 2 + ((mquant == v->
pq) ? v->
halfpq : 0);
825 if (dc_pred_dir && c_avail && mb_pos)
827 if (!dc_pred_dir && a_avail && mb_pos >= s->
mb_stride)
829 if (dc_pred_dir && n == 1)
831 if (!dc_pred_dir && n == 2)
837 int last = 0, skip, value;
862 block[zz_table[i++]] = value;
868 if (q2 && q1 != q2) {
869 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
870 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
875 for (k = 1; k < 8; k++)
878 for (k = 1; k < 8; k++)
883 for (k = 1; k < 8; k++)
886 for (k = 1; k < 8; k++)
892 for (k = 1; k < 8; k++) {
898 for (k = 1; k < 64; k++)
902 block[k] += (block[k] < 0) ? -mquant : mquant;
905 if (use_pred) i = 63;
909 memset(ac_val2, 0, 16 * 2);
912 memcpy(ac_val2, ac_val, 8 * 2);
913 if (q2 && q1 != q2) {
914 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
915 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
918 for (k = 1; k < 8; k++)
919 ac_val2[k] = (ac_val2[k] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
924 memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
925 if (q2 && q1 != q2) {
926 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
927 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
930 for (k = 1; k < 8; k++)
931 ac_val2[k + 8] = (ac_val2[k + 8] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
939 for (k = 1; k < 8; k++) {
945 for (k = 1; k < 8; k++) {
946 block[k << v->
top_blk_sh] = ac_val2[k + 8] * scale;
968 int coded,
int mquant,
int codingset)
975 int16_t *ac_val, *ac_val2;
986 mquant = (mquant < 1) ? 0 : ((mquant > 31) ? 31 : mquant);
1003 if (dcdiff == 119 ) {
1005 if (mquant == 1) dcdiff =
get_bits(gb, 10);
1006 else if (mquant == 2) dcdiff =
get_bits(gb, 9);
1010 dcdiff = (dcdiff << 2) +
get_bits(gb, 2) - 3;
1011 else if (mquant == 2)
1012 dcdiff = (dcdiff << 1) +
get_bits1(gb) - 1;
1034 if (!a_avail) dc_pred_dir = 1;
1035 if (!c_avail) dc_pred_dir = 0;
1036 if (!a_avail && !c_avail) use_pred = 0;
1040 scale = mquant * 2 + v->
halfpq;
1048 if (dc_pred_dir && c_avail && mb_pos)
1050 if (!dc_pred_dir && a_avail && mb_pos >= s->
mb_stride)
1052 if (dc_pred_dir && n == 1)
1054 if (!dc_pred_dir && n == 2)
1056 if (n == 3) q2 = q1;
1059 int last = 0, skip, value;
1068 block[v->
zz_8x8[0][i++]] = value;
1072 block[v->
zz_8x8[2][i++]] = value;
1074 block[v->
zz_8x8[3][i++]] = value;
1076 block[v->
zzi_8x8[i++]] = value;
1084 if (q2 && q1 != q2) {
1085 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
1086 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
1091 for (k = 1; k < 8; k++)
1094 for (k = 1; k < 8; k++)
1099 for (k = 1; k < 8; k++)
1102 for (k = 1; k < 8; k++)
1108 for (k = 1; k < 8; k++) {
1114 for (k = 1; k < 64; k++)
1118 block[k] += (block[k] < 0) ? -mquant : mquant;
1121 if (use_pred) i = 63;
1125 memset(ac_val2, 0, 16 * 2);
1128 memcpy(ac_val2, ac_val, 8 * 2);
1129 if (q2 && q1 != q2) {
1130 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
1131 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
1134 for (k = 1; k < 8; k++)
1135 ac_val2[k] = (ac_val2[k] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
1140 memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
1141 if (q2 && q1 != q2) {
1142 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
1143 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
1146 for (k = 1; k < 8; k++)
1147 ac_val2[k + 8] = (ac_val2[k + 8] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
1155 for (k = 1; k < 8; k++) {
1161 for (k = 1; k < 8; k++) {
1162 block[k << v->
top_blk_sh] = ac_val2[k + 8] * scale;
1178 int mquant,
int ttmb,
int first_block,
1179 uint8_t *dst,
int linesize,
int skip_block,
1186 int scale, off, idx, last, skip, value;
1187 int ttblk = ttmb & 7;
1199 && ((v->
ttmbf || (ttmb != -1 && (ttmb & 8) && !first_block))
1209 scale = 2 * mquant + ((v->
pq == mquant) ? v->
halfpq : 0);
1234 block[idx] = value * scale;
1236 block[idx] += (block[idx] < 0) ? -mquant : mquant;
1248 pat = ~subblkpat & 0xF;
1249 for (j = 0; j < 4; j++) {
1250 last = subblkpat & (1 << (3 - j));
1252 off = (j & 1) * 4 + (j & 2) * 16;
1262 block[idx + off] = value * scale;
1264 block[idx + off] += (block[idx + off] < 0) ? -mquant : mquant;
1266 if (!(subblkpat & (1 << (3 - j))) && !skip_block) {
1275 pat = ~((subblkpat & 2) * 6 + (subblkpat & 1) * 3) & 0xF;
1276 for (j = 0; j < 2; j++) {
1277 last = subblkpat & (1 << (1 - j));
1286 idx = v->
zz_8x4[i++] + off;
1289 block[idx] = value * scale;
1291 block[idx] += (block[idx] < 0) ? -mquant : mquant;
1293 if (!(subblkpat & (1 << (1 - j))) && !skip_block) {
1302 pat = ~(subblkpat * 5) & 0xF;
1303 for (j = 0; j < 2; j++) {
1304 last = subblkpat & (1 << (1 - j));
1313 idx = v->
zz_4x8[i++] + off;
1316 block[idx] = value * scale;
1318 block[idx] += (block[idx] < 0) ? -mquant : mquant;
1320 if (!(subblkpat & (1 << (1 - j))) && !skip_block) {
1330 *ttmb_out |= ttblk << (n * 4);
1349 int ttmb = v->
ttfrm;
1351 int mb_has_coeffs = 1;
1355 int first_block = 1;
1357 int skipped, fourmv;
1358 int block_cbp = 0, pat, block_tt = 0, block_intra = 0;
1383 if (s->
mb_intra && !mb_has_coeffs) {
1387 }
else if (mb_has_coeffs) {
1403 for (i = 0; i < 6; i++) {
1406 val = ((cbp >> (5 - i)) & 1);
1407 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
1414 if (i == 1 || i == 3 || s->
mb_x)
1423 for (j = 0; j < 64; j++)
1424 s->
block[i][j] <<= 1;
1426 s->
dest[dst_idx] + off,
1435 block_cbp |= 0xF << (i << 2);
1436 block_intra |= 1 << i;
1441 block_cbp |= pat << (i << 2);
1442 if (!v->
ttmbf && ttmb < 8)
1449 for (i = 0; i < 6; i++) {
1460 int intra_count = 0, coded_inter = 0;
1461 int is_intra[6], is_coded[6];
1464 for (i = 0; i < 6; i++) {
1465 val = ((cbp >> (5 - i)) & 1);
1480 is_coded[i] = mb_has_coeffs;
1483 is_intra[i] = (intra_count >= 3);
1490 coded_inter = !is_intra[i] & is_coded[i];
1494 if (!intra_count && !coded_inter)
1501 for (i = 0; i < 6; i++)
1514 if (!v->
ttmbf && coded_inter)
1516 for (i = 0; i < 6; i++) {
1518 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
1525 if (i == 1 || i == 3 || s->
mb_x)
1534 for (j = 0; j < 64; j++)
1535 s->
block[i][j] <<= 1;
1537 s->
dest[dst_idx] + off,
1546 block_cbp |= 0xF << (i << 2);
1547 block_intra |= 1 << i;
1548 }
else if (is_coded[i]) {
1550 first_block, s->
dest[dst_idx] + off,
1554 block_cbp |= pat << (i << 2);
1555 if (!v->
ttmbf && ttmb < 8)
1563 for (i = 0; i < 6; i++) {
1567 for (i = 0; i < 4; i++) {
1593 int ttmb = v->
ttfrm;
1595 int mb_has_coeffs = 1;
1598 int first_block = 1;
1600 int skipped, fourmv = 0, twomv = 0;
1601 int block_cbp = 0, pat, block_tt = 0;
1602 int idx_mbmode = 0, mvbp;
1603 int stride_y, fieldtx;
1647 for (i = 0; i < 4; i++) {
1665 for (i = 0; i < 6; i++) {
1670 val = ((cbp >> (5 - i)) & 1);
1673 if (i == 1 || i == 3 || s->
mb_x)
1683 off = (fieldtx) ? ((i & 1) * 8) + ((i & 2) >> 1) * s->
linesize : (i & 1) * 8 + 4 * (i & 2) * s->
linesize;
1689 s->
dest[dst_idx] + off,
1707 for (i = 0; i < 6; i++)
1714 for (i = 0; i < 6; i++) {
1717 val = ((mvbp >> (3 - i)) & 1);
1723 }
else if (i == 4) {
1756 if (!v->
ttmbf && cbp)
1758 for (i = 0; i < 6; i++) {
1761 val = ((cbp >> (5 - i)) & 1);
1763 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
1765 off = (i & 4) ? 0 : ((i & 1) * 8 + ((i > 1) * s->
linesize));
1768 first_block, s->
dest[dst_idx] + off,
1771 block_cbp |= pat << (i << 2);
1772 if (!v->
ttmbf && ttmb < 8)
1780 for (i = 0; i < 6; i++) {
1806 int ttmb = v->
ttfrm;
1808 int mb_has_coeffs = 1;
1811 int first_block = 1;
1814 int block_cbp = 0, pat, block_tt = 0;
1820 if (idx_mbmode <= 1) {
1832 mb_has_coeffs = idx_mbmode & 1;
1836 for (i = 0; i < 6; i++) {
1841 val = ((cbp >> (5 - i)) & 1);
1844 if (i == 1 || i == 3 || s->
mb_x)
1852 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
1854 s->
dest[dst_idx] + off,
1863 if (idx_mbmode <= 5) {
1864 dmv_x = dmv_y = pred_flag = 0;
1865 if (idx_mbmode & 1) {
1870 mb_has_coeffs = !(idx_mbmode & 2);
1873 for (i = 0; i < 6; i++) {
1875 dmv_x = dmv_y = pred_flag = 0;
1876 val = ((v->
fourmvbp >> (3 - i)) & 1);
1885 mb_has_coeffs = idx_mbmode & 1;
1893 if (!v->
ttmbf && cbp) {
1897 for (i = 0; i < 6; i++) {
1900 val = ((cbp >> (5 - i)) & 1);
1901 off = (i & 4) ? 0 : (i & 1) * 8 + (i & 2) * 4 * s->
linesize;
1904 first_block, s->
dest[dst_idx] + off,
1908 block_cbp |= pat << (i << 2);
1909 if (!v->
ttmbf && ttmb < 8) ttmb = -1;
1929 int ttmb = v->
ttfrm;
1930 int mb_has_coeffs = 0;
1933 int first_block = 1;
1935 int skipped, direct;
1936 int dmv_x[2], dmv_y[2];
1951 dmv_x[0] = dmv_x[1] = dmv_y[0] = dmv_y[1] = 0;
1952 for (i = 0; i < 6; i++) {
1961 dmv_x[1] = dmv_x[0];
1962 dmv_y[1] = dmv_y[0];
1975 dmv_x[0] = dmv_y[0] = 0;
1979 for (i = 0; i < 6; i++)
1986 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
1996 dmv_x[0] = dmv_y[0] = dmv_x[1] = dmv_y[1] = 0;
1998 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
2000 if (!mb_has_coeffs && !s->
mb_intra) {
2003 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
2006 if (s->
mb_intra && !mb_has_coeffs) {
2015 if (!mb_has_coeffs) {
2018 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
2024 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
2036 for (i = 0; i < 6; i++) {
2039 val = ((cbp >> (5 - i)) & 1);
2040 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
2047 if (i == 1 || i == 3 || s->
mb_x)
2056 for (j = 0; j < 64; j++)
2057 s->
block[i][j] <<= 1;
2059 s->
dest[dst_idx] + off,
2064 first_block, s->
dest[dst_idx] + off,
2067 if (!v->
ttmbf && ttmb < 8)
2084 int ttmb = v->
ttfrm;
2085 int mb_has_coeffs = 0;
2087 int first_block = 1;
2090 int dmv_x[2], dmv_y[2], pred_flag[2];
2092 int idx_mbmode, interpmvp;
2098 if (idx_mbmode <= 1) {
2110 mb_has_coeffs = idx_mbmode & 1;
2114 for (i = 0; i < 6; i++) {
2119 val = ((cbp >> (5 - i)) & 1);
2122 if (i == 1 || i == 3 || s->
mb_x)
2131 for (j = 0; j < 64; j++)
2132 s->
block[i][j] <<= 1;
2133 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
2135 s->
dest[dst_idx] + off,
2148 if (idx_mbmode <= 5) {
2149 dmv_x[0] = dmv_x[1] = dmv_y[0] = dmv_y[1] = 0;
2150 pred_flag[0] = pred_flag[1] = 0;
2175 dmv_x[0] = dmv_y[0] = pred_flag[0] = 0;
2176 dmv_x[1] = dmv_y[1] = pred_flag[0] = 0;
2180 mb_has_coeffs = !(idx_mbmode & 2);
2186 for (i = 0; i < 6; i++) {
2188 dmv_x[0] = dmv_y[0] = pred_flag[0] = 0;
2189 dmv_x[1] = dmv_y[1] = pred_flag[1] = 0;
2190 val = ((v->
fourmvbp >> (3 - i)) & 1);
2201 mb_has_coeffs = idx_mbmode & 1;
2209 if (!v->
ttmbf && cbp) {
2213 for (i = 0; i < 6; i++) {
2216 val = ((cbp >> (5 - i)) & 1);
2217 off = (i & 4) ? 0 : (i & 1) * 8 + (i & 2) * 4 * s->
linesize;
2220 first_block, s->
dest[dst_idx] + off,
2223 if (!v->
ttmbf && ttmb < 8)
2241 int ttmb = v->
ttfrm;
2243 int mb_has_coeffs = 1;
2246 int first_block = 1;
2248 int skipped, direct, twomv = 0;
2249 int block_cbp = 0, pat, block_tt = 0;
2250 int idx_mbmode = 0, mvbp;
2251 int stride_y, fieldtx;
2295 for (i = 1; i < 4; i += 2) {
2302 for (i = 1; i < 4; i++) {
2312 for (i = 0; i < 4; i++) {
2332 for (i = 0; i < 6; i++) {
2337 val = ((cbp >> (5 - i)) & 1);
2340 if (i == 1 || i == 3 || s->
mb_x)
2350 off = (fieldtx) ? ((i & 1) * 8) + ((i & 2) >> 1) * s->
linesize : (i & 1) * 8 + 4 * (i & 2) * s->
linesize;
2356 s->
dest[dst_idx] + off,
2392 for (i = 0; i < 6; i++)
2399 for (i = 0; i < 4; i++) {
2411 for (i = 0; i < 4; i++) {
2414 val = ((mvbp >> (3 - i)) & 1);
2457 for (i = 0; i < 2; i++) {
2487 for (i = 0; i < 2; i++) {
2497 if (!v->
ttmbf && cbp)
2499 for (i = 0; i < 6; i++) {
2502 val = ((cbp >> (5 - i)) & 1);
2504 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
2506 off = (i & 4) ? 0 : ((i & 1) * 8 + ((i > 1) * s->
linesize));
2509 first_block, s->
dest[dst_idx] + off,
2512 block_cbp |= pat << (i << 2);
2513 if (!v->
ttmbf && ttmb < 8)
2521 for (i = 0; i < 6; i++) {
2543 for (i = 0; i < 2; i++) {
2555 for (i = 0; i < 2; i++) {
2625 dst[0] = s->
dest[0];
2626 dst[1] = dst[0] + 8;
2628 dst[3] = dst[2] + 8;
2629 dst[4] = s->
dest[1];
2630 dst[5] = s->
dest[2];
2642 for (k = 0; k < 6; k++) {
2643 val = ((cbp >> (5 - k)) & 1);
2650 cbp |= val << (5 - k);
2659 for (j = 0; j < 64; j++)
2660 s->
block[k][j] <<= 1;
2666 for (j = 0; j < 64; j++)
2801 for (k = 0; k < 6; k++) {
2802 val = ((cbp >> (5 - k)) & 1);
2809 cbp |= val << (5 - k);
2920 if (apply_loop_filter) {
in the bitstream is reported as 00b
const int ff_vc1_ttblk_to_tt[3][8]
Table for conversion between TTBLK and TTMB.
#define VC1_TTBLK_VLC_BITS
void ff_vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y, int mv1, int r_x, int r_y, uint8_t *is_intra, int pred_flag, int dir)
Predict and set motion vector.
discard all frames except keyframes
void ff_init_block_index(MpegEncContext *s)
#define VC1_IF_MBMODE_VLC_BITS
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
void(* vc1_inv_trans_4x8)(uint8_t *dest, int line_size, int16_t *block)
#define VC1_ICBPCY_VLC_BITS
int k_x
Number of bits for MVs (depends on MV range)
int start_mb_y
start mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y) ...
const uint8_t * y_dc_scale_table
qscale -> y_dc_scale table
int mv_type_is_raw
mv type mb plane is not coded
uint8_t dmvrange
Frame decoding info for interlaced picture.
static unsigned int get_bits(GetBitContext *s, int n)
Read 1-25 bits.
static const uint8_t vc1_index_decode_table[AC_MODES][185][2]
int end_mb_y
end mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y) ...
static const int offset_table[6]
int16_t(*[3] ac_val)[16]
used for for MPEG-4 AC prediction, all 3 arrays must be continuous
static const int vc1_last_decode_table[AC_MODES]
void(* clear_block)(int16_t *block)
int tt_index
Index for Transform Type tables (to decode TTMB)
#define VC1_2REF_MVDATA_VLC_BITS
av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (%s)\, len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt), use_generic ? ac->func_descr_generic :ac->func_descr)
uint8_t rangeredfrm
Frame decoding info for S/M profiles only.
void(* vc1_v_overlap)(uint8_t *src, int stride)
static int ff_vc1_pred_dc(MpegEncContext *s, int overlap, int pq, int n, int a_avail, int c_avail, int16_t **dc_val_ptr, int *dir_ptr)
Get predicted DC value prediction dir: left=0, top=1.
void(* add_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size)
uint8_t zz_8x8[4][64]
Zigzag table for TT_8x8, permuted for IDCT.
static void vc1_put_signed_blocks_clamped(VC1Context *v)
static int vc1_decode_p_block(VC1Context *v, int16_t block[64], int n, int mquant, int ttmb, int first_block, uint8_t *dst, int linesize, int skip_block, int *ttmb_out)
Decode P block.
int end_mb_x
Horizontal macroblock limit (used only by mss2)
static int vc1_i_pred_dc(MpegEncContext *s, int overlap, int pq, int n, int16_t **dc_val_ptr, int *dir_ptr)
Get predicted DC value for I-frames only prediction dir: left=0, top=1.
void(* vc1_inv_trans_8x4_dc)(uint8_t *dest, int line_size, int16_t *block)
static int vc1_decode_p_mb(VC1Context *v)
Decode one P-frame MB.
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS
void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h)
uint8_t * acpred_plane
AC prediction flags bitplane.
void ff_vc1_pred_b_mv_intfi(VC1Context *v, int n, int *dmv_x, int *dmv_y, int mv1, int *pred_flag)
int ff_intrax8_decode_picture(IntraX8Context *const w, Picture *pict, GetBitContext *gb, int *mb_x, int *mb_y, int dquant, int quant_offset, int loopfilter, int lowdelay)
Decode single IntraX8 frame.
int y_ac_table_index
Luma index from AC2FRM element.
int c_ac_table_index
AC coding set indexes.
const int ff_vc1_ac_sizes[AC_MODES]
void(* vc1_inv_trans_8x8)(int16_t *b)
int ttfrm
Transform type info present at frame level.
static void vc1_decode_b_mb_intfi(VC1Context *v)
Decode one B-frame MB (in interlaced field B picture)
Picture current_picture
copy of the current picture structure.
int codingset2
index of current table set from 11.8 to use for chroma block decoding
int16_t bfraction
Relative position % anchors=> how to scale MVs.
int profile
Sequence header data for all Profiles TODO: choose between ints, uint8_ts and monobit flags...
static int get_bits_count(const GetBitContext *s)
uint8_t * forward_mb_plane
bitplane for "forward" MBs
int mb_height
number of MBs horizontally & vertically
static void vc1_decode_skip_blocks(VC1Context *v)
uint8_t * over_flags_plane
Overflags bitplane.
#define AV_CODEC_FLAG_GRAY
Only decode/encode grayscale.
const int8_t ff_vc1_adv_interlaced_4x8_zz[32]
static void ff_update_block_index(MpegEncContext *s)
uint8_t ttmbf
Transform type flag.
int k_y
Number of bits for MVs (depends on MV range)
static void scale_mv(AVSContext *h, int *d_x, int *d_y, cavs_vector *src, int distp)
static int get_bits_left(GetBitContext *gb)
int16_t * dc_val[3]
used for MPEG-4 DC prediction, all 3 arrays must be continuous
int dmb_is_raw
direct mb plane is raw
#define VC1_CBPCY_P_VLC_BITS
static void vc1_decode_b_mb(VC1Context *v)
Decode one B-frame MB (in Main profile)
void(* vc1_inv_trans_4x4)(uint8_t *dest, int line_size, int16_t *block)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
int overlap
overlapped transforms in use
in the bitstream is reported as 11b
static int vc1_decode_b_mb_intfr(VC1Context *v)
Decode one B-frame MB (in interlaced frame B picture)
void ff_vc1_smooth_overlap_filter_iblk(VC1Context *v)
void ff_er_add_slice(ERContext *s, int startx, int starty, int endx, int endy, int status)
Add a slice.
static int vc1_decode_i_block_adv(VC1Context *v, int16_t block[64], int n, int coded, int codingset, int mquant)
Decode intra block in intra frames - should be faster than decode_intra_block.
const int8_t ff_vc1_simple_progressive_4x4_zz[16]
void(* clear_blocks)(int16_t *blocks)
void ff_vc1_mc_4mv_chroma4(VC1Context *v, int dir, int dir2, int avg)
Do motion compensation for 4-MV interlaced frame chroma macroblock (both U and V) ...
int flags
AV_CODEC_FLAG_*.
int quarter_sample
1->qpel, 0->half pel ME/MC
int low_delay
no reordering needed / has no B-frames
void ff_vc1_mc_4mv_chroma(VC1Context *v, int dir)
Do motion compensation for 4-MV macroblock - both chroma blocks.
void(* vc1_inv_trans_8x8_dc)(uint8_t *dest, int line_size, int16_t *block)
const uint8_t * zz_8x4
Zigzag scan table for TT_8x4 coding mode.
int res_rtm_flag
reserved, set to 1
uint8_t * blk_mv_type
0: frame MV, 1: field MV (interlaced frame)
const int8_t ff_vc1_adv_interlaced_4x4_zz[16]
static void vc1_decode_b_blocks(VC1Context *v)
const uint8_t * zz_4x8
Zigzag scan table for TT_4x8 coding mode.
void ff_vc1_decode_blocks(VC1Context *v)
static int vc1_decode_p_mb_intfr(VC1Context *v)
#define MB_INTRA_VLC_BITS
int field_mode
1 for interlaced field pictures
#define VC1_SUBBLKPAT_VLC_BITS
uint8_t * mbskip_table
used to avoid copy if macroblock skipped (for black regions for example) and used for B-frame encodin...
void(* vc1_h_overlap)(uint8_t *src, int stride)
int16_t(*[2] motion_val)[2]
Picture * current_picture_ptr
pointer to the current picture
void ff_vc1_loop_filter_iblk_delayed(VC1Context *v, int pq)
static void vc1_b_mc(VC1Context *v, int dmv_x[2], int dmv_y[2], int direct, int mode)
Reconstruct motion vector for B-frame and do motion compensation.
static av_always_inline int get_vlc2(GetBitContext *s, VLC_TYPE(*table)[2], int bits, int max_depth)
Parse a vlc code.
int block_last_index[12]
last non zero coefficient in block
int16_t(* luma_mv_base)[2]
int block_index[6]
index to current MB in block based arrays with edges
VLC * cbpcy_vlc
CBPCY VLC table.
static int decode210(GetBitContext *gb)
if(ac->has_optimized_func)
static const float pred[4]
void(* vc1_inv_trans_4x8_dc)(uint8_t *dest, int line_size, int16_t *block)
void ff_vc1_loop_filter_iblk(VC1Context *v, int pq)
int first_slice_line
used in MPEG-4 too to handle resync markers
static void apply_loop_filter(Vp3DecodeContext *s, int plane, int ystart, int yend)
int top_blk_sh
Either 3 or 0, positions of l/t in blk[].
Libavcodec external API header.
void ff_vc1_mc_1mv(VC1Context *v, int dir)
Do motion compensation over 1 macroblock Mostly adapted hpel_motion and qpel_motion from mpegvideo...
ptrdiff_t linesize
line size, in bytes, may be different from width
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
static const uint8_t vc1_delta_run_table[AC_MODES][57]
#define GET_MVDATA(_dmv_x, _dmv_y)
Get MV differentials.
uint8_t * coded_block
used for coded block pattern prediction (msmpeg4v3, wmv1)
static const int offset_table1[9]
void ff_vc1_pred_b_mv(VC1Context *v, int dmv_x[2], int dmv_y[2], int direct, int mvtype)
const uint8_t ff_vc1_mbmode_intfrp[2][15][4]
static unsigned int get_bits1(GetBitContext *s)
void(* vc1_inv_trans_8x4)(uint8_t *dest, int line_size, int16_t *block)
static void vc1_decode_i_blocks_adv(VC1Context *v)
Decode blocks of I-frame for advanced profile.
int fmb_is_raw
forward mb plane is raw
#define VC1_2MV_BLOCK_PATTERN_VLC_BITS
static int vc1_coded_block_pred(MpegEncContext *s, int n, uint8_t **coded_block_ptr)
ptrdiff_t uvlinesize
line size, for chroma in bytes, may be different from width
int skip_is_raw
skip mb plane is not coded
static av_always_inline void get_mvdata_interlaced(VC1Context *v, int *dmv_x, int *dmv_y, int *pred_flag)
void(* put_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size)
uint8_t * direct_mb_plane
bitplane for "direct" MBs
static const uint8_t vc1_last_delta_run_table[AC_MODES][10]
int pict_type
AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ...
uint8_t * mv_type_mb_plane
bitplane for mv_type == (4MV)
void ff_vc1_apply_p_loop_filter(VC1Context *v)
int numref
number of past field pictures used as reference
const int32_t ff_vc1_dqscale[63]
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
const uint8_t * c_dc_scale_table
qscale -> c_dc_scale table
int mv[2][4][2]
motion vectors for a macroblock first coordinate : 0 = forward 1 = backward second " : depend...
int b8_stride
2*mb_width+1 used for some 8x8 block arrays to allow simple addressing
in the bitstream is reported as 10b
struct AVCodecContext * avctx
void ff_vc1_mc_4mv_luma(VC1Context *v, int n, int dir, int avg)
Do motion compensation for 4-MV macroblock - luminance block.
static int vc1_decode_p_mb_intfi(VC1Context *v)
#define GET_MQUANT()
Get macroblock-level quantizer scale.
int pqindex
raw pqindex used in coding set selection
static const uint8_t vc1_last_delta_level_table[AC_MODES][44]
#define VC1_1REF_MVDATA_VLC_BITS
static void vc1_decode_ac_coeff(VC1Context *v, int *last, int *skip, int *value, int codingset)
Decode one AC coefficient.
int mb_stride
mb_width+1 used for some arrays to allow simple addressing of left & top MBs without sig11 ...
#define VC1_TTMB_VLC_BITS
static int get_unary(GetBitContext *gb, int stop, int len)
Get unary code of limited length.
static int vc1_decode_intra_block(VC1Context *v, int16_t block[64], int n, int coded, int mquant, int codingset)
Decode intra block in inter frames - more generic version than vc1_decode_i_block.
enum FrameCodingMode fcm
Frame decoding info for Advanced profile.
Picture last_picture
copy of the previous picture structure.
uint8_t dquantfrm
pquant parameters
enum AVDiscard skip_loop_filter
int * ttblk
Transform type at the block level.
VLC ff_vc1_ac_coeff_table[8]
void ff_vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y, int mvn, int r_x, int r_y, uint8_t *is_intra, int dir)
Predict and set motion vector for interlaced frame picture MBs.
static const int size_table[6]
#define VC1_INTFR_4MV_MBMODE_VLC_BITS
static void vc1_decode_p_blocks(VC1Context *v)
uint8_t pquantizer
Uniform (over sequence) quantizer in use.
static int vc1_decode_i_block(VC1Context *v, int16_t block[64], int n, int coded, int codingset)
Decode intra block in intra frames - should be faster than decode_intra_block.
const int8_t ff_vc1_adv_interlaced_8x4_zz[32]
void ff_vc1_interp_mc(VC1Context *v)
Motion compensation for direct or interpolated blocks in B-frames.
int16_t(* block)[64]
points to one of the following blocks
static int decode012(GetBitContext *gb)
VLC_TYPE(* table)[2]
code, bits
Picture next_picture
copy of the next picture structure.
void(* put_signed_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size)
void(* vc1_inv_trans_4x4_dc)(uint8_t *dest, int line_size, int16_t *block)
uint32_t * mb_type
types and macros are defined in mpegutils.h
static const int offset_table2[9]
static void vc1_decode_i_blocks(VC1Context *v)
Decode blocks of I-frame.
int codingset
index of current table set from 11.8 to use for luma block decoding
#define VC1_INTFR_NON4MV_MBMODE_VLC_BITS
VLC ff_msmp4_dc_luma_vlc[2]
VLC ff_vc1_subblkpat_vlc[3]
uint8_t halfpq
Uniform quant over image and qp+.5.
static const uint8_t vc1_delta_level_table[AC_MODES][31]
static void init_block_index(VC1Context *v)
VLC ff_msmp4_dc_chroma_vlc[2]