46 #define MB_INTRA_VLC_BITS 9
52 static const int offset_table2[9] = { 0, 1, 3, 7, 15, 31, 63, 127, 255 };
82 int topleft_mb_pos, top_mb_pos;
83 int stride_y, fieldtx;
98 v_dist = (16 - fieldtx) >> (fieldtx == 0);
122 v_dist = fieldtx ? 15 : 8;
144 #define inc_blk_idx(idx) do { \
146 if (idx >= v->n_allocated_blks) \
165 for (j = 0; j < 2; j++) {
198 for (j = 0; j < 2; j++) {
215 for (j = 0; j < 2; j++) {
231 for (j = 0; j < 2; j++) {
242 for (j = 0; j < 2; j++) {
335 uint8_t *srcY, *srcU, *srcV;
336 int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
345 mx = s->
mv[dir][0][0];
346 my = s->
mv[dir][0][1];
354 uvmx = (mx + ((mx & 3) == 3)) >> 1;
355 uvmy = (my + ((my & 3) == 3)) >> 1;
367 uvmx = uvmx + ((uvmx < 0) ? (uvmx & 1) : -(uvmx & 1));
368 uvmy = uvmy + ((uvmy < 0) ? (uvmy & 1) : -(uvmy & 1));
398 src_x = s->
mb_x * 16 + (mx >> 2);
399 src_y = s->
mb_y * 16 + (my >> 2);
400 uvsrc_x = s->
mb_x * 8 + (uvmx >> 2);
401 uvsrc_y = s->
mb_y * 8 + (uvmy >> 2);
404 src_x = av_clip( src_x, -16, s->
mb_width * 16);
405 src_y = av_clip( src_y, -16, s->
mb_height * 16);
406 uvsrc_x = av_clip(uvsrc_x, -8, s->
mb_width * 8);
407 uvsrc_y = av_clip(uvsrc_y, -8, s->
mb_height * 8);
415 srcY += src_y * s->
linesize + src_x;
434 || (
unsigned)(src_y - s->
mspel) > v_edge_pos - (my&3) - 16 - s->
mspel * 3) {
444 uvsrc_x, uvsrc_y, s->
h_edge_pos >> 1, v_edge_pos >> 1);
446 uvsrc_x, uvsrc_y, s->
h_edge_pos >> 1, v_edge_pos >> 1);
455 for (j = 0; j < 17 + s->
mspel * 2; j++) {
456 for (i = 0; i < 17 + s->
mspel * 2; i++)
457 src[i] = ((src[i] - 128) >> 1) + 128;
462 for (j = 0; j < 9; j++) {
463 for (i = 0; i < 9; i++) {
464 src[i] = ((src[i] - 128) >> 1) + 128;
465 src2[i] = ((src2[i] - 128) >> 1) + 128;
477 for (j = 0; j < 17 + s->
mspel * 2; j++) {
478 for (i = 0; i < 17 + s->
mspel * 2; i++)
479 src[i] = v->
luty[src[i]];
484 for (j = 0; j < 9; j++) {
485 for (i = 0; i < 9; i++) {
486 src[i] = v->
lutuv[src[i]];
487 src2[i] = v->
lutuv[src2[i]];
504 dxy = ((my & 3) << 2) | (mx & 3);
511 dxy = (my & 2) | ((mx & 2) >> 1);
520 uvmx = (uvmx & 3) << 1;
521 uvmy = (uvmy & 3) << 1;
534 if (c < d)
return (
FFMIN(b, d) +
FFMAX(a, c)) / 2;
537 if (c < d)
return (
FFMIN(a, d) +
FFMAX(b, c)) / 2;
549 int dxy, mx, my, src_x, src_y;
559 mx = s->
mv[dir][n][0];
560 my = s->
mv[dir][n][1];
579 int same_count = 0, opp_count = 0, k;
580 int chosen_mv[2][4][2],
f;
582 for (k = 0; k < 4; k++) {
584 chosen_mv[
f][f ? opp_count : same_count][0] = s->
mv[0][k][0];
585 chosen_mv[
f][f ? opp_count : same_count][1] = s->
mv[0][k][1];
589 f = opp_count > same_count;
590 switch (f ? opp_count : same_count) {
592 tx =
median4(chosen_mv[f][0][0], chosen_mv[f][1][0],
593 chosen_mv[f][2][0], chosen_mv[f][3][0]);
594 ty =
median4(chosen_mv[f][0][1], chosen_mv[f][1][1],
595 chosen_mv[f][2][1], chosen_mv[f][3][1]);
598 tx =
mid_pred(chosen_mv[f][0][0], chosen_mv[f][1][0], chosen_mv[f][2][0]);
599 ty =
mid_pred(chosen_mv[f][0][1], chosen_mv[f][1][1], chosen_mv[f][2][1]);
602 tx = (chosen_mv[
f][0][0] + chosen_mv[
f][1][0]) / 2;
603 ty = (chosen_mv[
f][0][1] + chosen_mv[
f][1][1]) / 2;
608 for (k = 0; k < 4; k++)
616 qx = (s->
mb_x * 16) + (mx >> 2);
617 qy = (s->
mb_y * 8) + (my >> 3);
622 mx -= 4 * (qx -
width);
625 else if (qy > height + 1)
626 my -= 8 * (qy - height - 1);
630 off = ((n > 1) ? s->
linesize : 0) + (n & 1) * 8;
632 off = s->
linesize * 4 * (n & 2) + (n & 1) * 8;
636 src_x = s->
mb_x * 16 + (n & 1) * 8 + (mx >> 2);
638 src_y = s->
mb_y * 16 + (n & 2) * 4 + (my >> 2);
640 src_y = s->
mb_y * 16 + ((n > 1) ? 1 : 0) + (my >> 2);
643 src_x = av_clip(src_x, -16, s->
mb_width * 16);
644 src_y = av_clip(src_y, -16, s->
mb_height * 16);
657 srcY += src_y * s->
linesize + src_x;
661 if (fieldmv && !(src_y & 1))
663 if (fieldmv && (src_y & 1) && src_y < 4)
668 || (
unsigned)(src_y - (s->
mspel << fieldmv)) > v_edge_pos - (my & 3) - ((8 + s->
mspel * 2) << fieldmv)) {
672 9 + s->
mspel * 2, (9 + s->
mspel * 2) << fieldmv,
673 src_x - s->
mspel, src_y - (s->
mspel << fieldmv),
682 for (j = 0; j < 9 + s->
mspel * 2; j++) {
683 for (i = 0; i < 9 + s->
mspel * 2; i++)
684 src[i] = ((src[i] - 128) >> 1) + 128;
694 for (j = 0; j < 9 + s->
mspel * 2; j++) {
695 for (i = 0; i < 9 + s->
mspel * 2; i++)
696 src[i] = v->
luty[src[i]];
704 dxy = ((my & 3) << 2) | (mx & 3);
707 dxy = (my & 2) | ((mx & 2) >> 1);
718 static const int count[16] = { 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4};
720 idx = ((a[3] != flag) << 3)
721 | ((a[2] != flag) << 2)
722 | ((a[1] != flag) << 1)
725 *tx =
median4(mvx[0], mvx[1], mvx[2], mvx[3]);
726 *ty =
median4(mvy[0], mvy[1], mvy[2], mvy[3]);
728 }
else if (count[idx] == 1) {
731 *tx =
mid_pred(mvx[1], mvx[2], mvx[3]);
732 *ty =
mid_pred(mvy[1], mvy[2], mvy[3]);
735 *tx =
mid_pred(mvx[0], mvx[2], mvx[3]);
736 *ty =
mid_pred(mvy[0], mvy[2], mvy[3]);
739 *tx =
mid_pred(mvx[0], mvx[1], mvx[3]);
740 *ty =
mid_pred(mvy[0], mvy[1], mvy[3]);
743 *tx =
mid_pred(mvx[0], mvx[1], mvx[2]);
744 *ty =
mid_pred(mvy[0], mvy[1], mvy[2]);
747 }
else if (count[idx] == 2) {
749 for (i = 0; i < 3; i++)
754 for (i = t1 + 1; i < 4; i++)
759 *tx = (mvx[
t1] + mvx[
t2]) / 2;
760 *ty = (mvy[
t1] + mvy[
t2]) / 2;
774 uint8_t *srcU, *srcV;
775 int uvmx, uvmy, uvsrc_x, uvsrc_y;
776 int k, tx = 0, ty = 0;
777 int mvx[4], mvy[4], intra[4], mv_f[4];
787 for (k = 0; k < 4; k++) {
788 mvx[k] = s->
mv[dir][k][0];
789 mvy[k] = s->
mv[dir][k][1];
806 if (mv_f[0] + mv_f[1] + mv_f[2] + mv_f[3] > 2)
808 valid_count =
get_chroma_mv(mvx, mvy, mv_f, dominant, &tx, &ty);
816 uvmx = (tx + ((tx & 3) == 3)) >> 1;
817 uvmy = (ty + ((ty & 3) == 3)) >> 1;
823 uvmx = uvmx + ((uvmx < 0) ? (uvmx & 1) : -(uvmx & 1));
824 uvmy = uvmy + ((uvmy < 0) ? (uvmy & 1) : -(uvmy & 1));
828 uvmy += 2 - 4 * chroma_ref_type;
830 uvsrc_x = s->
mb_x * 8 + (uvmx >> 2);
831 uvsrc_y = s->
mb_y * 8 + (uvmy >> 2);
834 uvsrc_x = av_clip(uvsrc_x, -8, s->
mb_width * 8);
835 uvsrc_y = av_clip(uvsrc_y, -8, s->
mb_height * 8);
860 if (chroma_ref_type) {
869 || (
unsigned)uvsrc_x > (s->
h_edge_pos >> 1) - 9
870 || (
unsigned)uvsrc_y > (v_edge_pos >> 1) - 9) {
872 8 + 1, 8 + 1, uvsrc_x, uvsrc_y,
875 8 + 1, 8 + 1, uvsrc_x, uvsrc_y,
887 for (j = 0; j < 9; j++) {
888 for (i = 0; i < 9; i++) {
889 src[i] = ((src[i] - 128) >> 1) + 128;
890 src2[i] = ((src2[i] - 128) >> 1) + 128;
903 for (j = 0; j < 9; j++) {
904 for (i = 0; i < 9; i++) {
905 src[i] = v->
lutuv[src[i]];
906 src2[i] = v->
lutuv[src2[i]];
915 uvmx = (uvmx & 3) << 1;
916 uvmy = (uvmy & 3) << 1;
932 uint8_t *srcU, *srcV;
933 int uvsrc_x, uvsrc_y;
934 int uvmx_field[4], uvmy_field[4];
937 static const int s_rndtblfield[16] = { 0, 0, 1, 2, 4, 4, 5, 6, 2, 2, 3, 8, 6, 6, 7, 12 };
938 int v_dist = fieldmv ? 1 : 4;
946 for (i = 0; i < 4; i++) {
948 uvmx_field[i] = (tx + ((tx & 3) == 3)) >> 1;
951 uvmy_field[i] = (ty >> 4) * 8 + s_rndtblfield[ty & 0xF];
953 uvmy_field[i] = (ty + ((ty & 3) == 3)) >> 1;
956 for (i = 0; i < 4; i++) {
957 off = (i & 1) * 4 + ((i & 2) ? v_dist * s->
uvlinesize : 0);
958 uvsrc_x = s->
mb_x * 8 + (i & 1) * 4 + (uvmx_field[i] >> 2);
959 uvsrc_y = s->
mb_y * 8 + ((i & 2) ? v_dist : 0) + (uvmy_field[i] >> 2);
965 uvmx_field[i] = (uvmx_field[i] & 3) << 1;
966 uvmy_field[i] = (uvmy_field[i] & 3) << 1;
968 if (fieldmv && !(uvsrc_y & 1))
970 if (fieldmv && (uvsrc_y & 1) && uvsrc_y < 2)
973 || s->
h_edge_pos < 10 || v_edge_pos < (5 << fieldmv)
974 || (
unsigned)uvsrc_x > (s->
h_edge_pos >> 1) - 5
975 || (
unsigned)uvsrc_y > v_edge_pos - (5 << fieldmv)) {
977 5, (5 << fieldmv), uvsrc_x, uvsrc_y,
980 5, (5 << fieldmv), uvsrc_x, uvsrc_y,
992 for (j = 0; j < 5; j++) {
993 for (i = 0; i < 5; i++) {
994 src[i] = v->
lutuv[src[i]];
995 src2[i] = v->
lutuv[src2[i]];
1023 #define GET_MQUANT() \
1024 if (v->dquantfrm) { \
1026 if (v->dqprofile == DQPROFILE_ALL_MBS) { \
1027 if (v->dqbilevel) { \
1028 mquant = (get_bits1(gb)) ? v->altpq : v->pq; \
1030 mqdiff = get_bits(gb, 3); \
1032 mquant = v->pq + mqdiff; \
1034 mquant = get_bits(gb, 5); \
1037 if (v->dqprofile == DQPROFILE_SINGLE_EDGE) \
1038 edges = 1 << v->dqsbedge; \
1039 else if (v->dqprofile == DQPROFILE_DOUBLE_EDGES) \
1040 edges = (3 << v->dqsbedge) % 15; \
1041 else if (v->dqprofile == DQPROFILE_FOUR_EDGES) \
1043 if ((edges&1) && !s->mb_x) \
1044 mquant = v->altpq; \
1045 if ((edges&2) && s->first_slice_line) \
1046 mquant = v->altpq; \
1047 if ((edges&4) && s->mb_x == (s->mb_width - 1)) \
1048 mquant = v->altpq; \
1049 if ((edges&8) && s->mb_y == (s->mb_height - 1)) \
1050 mquant = v->altpq; \
1060 #define GET_MVDATA(_dmv_x, _dmv_y) \
1061 index = 1 + get_vlc2(gb, ff_vc1_mv_diff_vlc[s->mv_table_index].table, \
1062 VC1_MV_DIFF_VLC_BITS, 2); \
1064 mb_has_coeffs = 1; \
1067 mb_has_coeffs = 0; \
1070 _dmv_x = _dmv_y = 0; \
1071 } else if (index == 35) { \
1072 _dmv_x = get_bits(gb, v->k_x - 1 + s->quarter_sample); \
1073 _dmv_y = get_bits(gb, v->k_y - 1 + s->quarter_sample); \
1074 } else if (index == 36) { \
1079 index1 = index % 6; \
1080 if (!s->quarter_sample && index1 == 5) val = 1; \
1082 if (size_table[index1] - val > 0) \
1083 val = get_bits(gb, size_table[index1] - val); \
1085 sign = 0 - (val&1); \
1086 _dmv_x = (sign ^ ((val>>1) + offset_table[index1])) - sign; \
1088 index1 = index / 6; \
1089 if (!s->quarter_sample && index1 == 5) val = 1; \
1091 if (size_table[index1] - val > 0) \
1092 val = get_bits(gb, size_table[index1] - val); \
1094 sign = 0 - (val & 1); \
1095 _dmv_y = (sign ^ ((val >> 1) + offset_table[index1])) - sign; \
1099 int *dmv_y,
int *pred_flag)
1102 int extend_x = 0, extend_y = 0;
1106 const int* offs_tab;
1123 extend_x = extend_y = 1;
1131 *pred_flag = *dmv_y & 1;
1132 *dmv_y = (*dmv_y + *pred_flag) >> 1;
1140 index1 = (index + 1) % 9;
1142 val =
get_bits(gb, index1 + extend_x);
1143 sign = 0 -(val & 1);
1144 *dmv_x = (sign ^ ((val >> 1) + offs_tab[index1])) - sign;
1151 index1 = (index + 1) / 9;
1152 if (index1 > v->
numref) {
1154 sign = 0 - (val & 1);
1155 *dmv_y = (sign ^ ((val >> 1) + offs_tab[index1 >> v->
numref])) - sign;
1159 *pred_flag = index1 & 1;
1165 int scaledvalue, refdist;
1166 int scalesame1, scalesame2;
1167 int scalezone1_x, zone1offset_x;
1184 if (
FFABS(n) < scalezone1_x)
1185 scaledvalue = (n * scalesame1) >> 8;
1188 scaledvalue = ((n * scalesame2) >> 8) - zone1offset_x;
1190 scaledvalue = ((n * scalesame2) >> 8) + zone1offset_x;
1198 int scaledvalue, refdist;
1199 int scalesame1, scalesame2;
1200 int scalezone1_y, zone1offset_y;
1217 if (
FFABS(n) < scalezone1_y)
1218 scaledvalue = (n * scalesame1) >> 8;
1221 scaledvalue = ((n * scalesame2) >> 8) - zone1offset_y;
1223 scaledvalue = ((n * scalesame2) >> 8) + zone1offset_y;
1228 return av_clip(scaledvalue, -v->
range_y / 2 + 1, v->
range_y / 2);
1230 return av_clip(scaledvalue, -v->
range_y / 2, v->
range_y / 2 - 1);
1235 int scalezone1_x, zone1offset_x;
1236 int scaleopp1, scaleopp2, brfd;
1248 if (
FFABS(n) < scalezone1_x)
1249 scaledvalue = (n * scaleopp1) >> 8;
1252 scaledvalue = ((n * scaleopp2) >> 8) - zone1offset_x;
1254 scaledvalue = ((n * scaleopp2) >> 8) + zone1offset_x;
1262 int scalezone1_y, zone1offset_y;
1263 int scaleopp1, scaleopp2, brfd;
1275 if (
FFABS(n) < scalezone1_y)
1276 scaledvalue = (n * scaleopp1) >> 8;
1279 scaledvalue = ((n * scaleopp2) >> 8) - zone1offset_y;
1281 scaledvalue = ((n * scaleopp2) >> 8) + zone1offset_y;
1285 return av_clip(scaledvalue, -v->
range_y / 2 + 1, v->
range_y / 2);
1287 return av_clip(scaledvalue, -v->
range_y / 2, v->
range_y / 2 - 1);
1294 int brfd, scalesame;
1308 n = (n * scalesame >> 8) << hpel;
1315 int refdist, scaleopp;
1332 n = (n * scaleopp >> 8) << hpel;
1339 int mv1,
int r_x,
int r_y, uint8_t* is_intra,
1340 int pred_flag,
int dir)
1347 int mixedmv_pic, num_samefield = 0, num_oppfield = 0;
1348 int opposit, a_f, b_f, c_f;
1349 int16_t field_predA[2];
1350 int16_t field_predB[2];
1351 int16_t field_predC[2];
1352 int a_valid, b_valid, c_valid;
1353 int hybridmv_thresh, y_bias = 0;
1401 off = (s->
mb_x > 0) ? -1 : 1;
1416 b_valid = a_valid && (s->
mb_width > 1);
1417 c_valid = s->
mb_x || (n == 1 || n == 3);
1419 a_valid = a_valid && !is_intra[xy -
wrap];
1420 b_valid = b_valid && !is_intra[xy - wrap +
off];
1421 c_valid = c_valid && !is_intra[xy - 1];
1426 num_oppfield += a_f;
1427 num_samefield += 1 - a_f;
1428 field_predA[0] = A[0];
1429 field_predA[1] = A[1];
1431 field_predA[0] = field_predA[1] = 0;
1436 num_oppfield += b_f;
1437 num_samefield += 1 - b_f;
1438 field_predB[0] = B[0];
1439 field_predB[1] = B[1];
1441 field_predB[0] = field_predB[1] = 0;
1446 num_oppfield += c_f;
1447 num_samefield += 1 - c_f;
1448 field_predC[0] = C[0];
1449 field_predC[1] = C[1];
1451 field_predC[0] = field_predC[1] = 0;
1456 if (num_samefield <= num_oppfield)
1457 opposit = 1 - pred_flag;
1459 opposit = pred_flag;
1463 if (a_valid && !a_f) {
1464 field_predA[0] =
scaleforopp(v, field_predA[0], 0, dir);
1465 field_predA[1] =
scaleforopp(v, field_predA[1], 1, dir);
1467 if (b_valid && !b_f) {
1468 field_predB[0] =
scaleforopp(v, field_predB[0], 0, dir);
1469 field_predB[1] =
scaleforopp(v, field_predB[1], 1, dir);
1471 if (c_valid && !c_f) {
1472 field_predC[0] =
scaleforopp(v, field_predC[0], 0, dir);
1473 field_predC[1] =
scaleforopp(v, field_predC[1], 1, dir);
1478 if (a_valid && a_f) {
1479 field_predA[0] =
scaleforsame(v, n, field_predA[0], 0, dir);
1480 field_predA[1] =
scaleforsame(v, n, field_predA[1], 1, dir);
1482 if (b_valid && b_f) {
1483 field_predB[0] =
scaleforsame(v, n, field_predB[0], 0, dir);
1484 field_predB[1] =
scaleforsame(v, n, field_predB[1], 1, dir);
1486 if (c_valid && c_f) {
1487 field_predC[0] =
scaleforsame(v, n, field_predC[0], 0, dir);
1488 field_predC[1] =
scaleforsame(v, n, field_predC[1], 1, dir);
1495 px = field_predA[0];
1496 py = field_predA[1];
1497 }
else if (c_valid) {
1498 px = field_predC[0];
1499 py = field_predC[1];
1500 }
else if (b_valid) {
1501 px = field_predB[0];
1502 py = field_predB[1];
1508 if (num_samefield + num_oppfield > 1) {
1509 px =
mid_pred(field_predA[0], field_predB[0], field_predC[0]);
1510 py =
mid_pred(field_predA[1], field_predB[1], field_predC[1]);
1516 qx = (s->
mb_x << 6) + ((n == 1 || n == 3) ? 32 : 0);
1517 qy = (s->
mb_y << 6) + ((n == 2 || n == 3) ? 32 : 0);
1521 if (qx + px < -60) px = -60 - qx;
1522 if (qy + py < -60) py = -60 - qy;
1524 if (qx + px < -28) px = -28 - qx;
1525 if (qy + py < -28) py = -28 - qy;
1527 if (qx + px > X) px = X - qx;
1528 if (qy + py > Y) py = Y - qy;
1533 hybridmv_thresh = 32;
1534 if (a_valid && c_valid) {
1535 if (is_intra[xy - wrap])
1538 sum =
FFABS(px - field_predA[0]) +
FFABS(py - field_predA[1]);
1539 if (sum > hybridmv_thresh) {
1541 px = field_predA[0];
1542 py = field_predA[1];
1544 px = field_predC[0];
1545 py = field_predC[1];
1548 if (is_intra[xy - 1])
1551 sum =
FFABS(px - field_predC[0]) +
FFABS(py - field_predC[1]);
1552 if (sum > hybridmv_thresh) {
1554 px = field_predA[0];
1555 py = field_predA[1];
1557 px = field_predC[0];
1558 py = field_predC[1];
1591 int mvn,
int r_x,
int r_y, uint8_t* is_intra)
1595 int A[2],
B[2], C[2];
1597 int a_valid = 0, b_valid = 0, c_valid = 0;
1598 int field_a, field_b, field_c;
1599 int total_valid, num_samefield, num_oppfield;
1600 int pos_c, pos_b, n_adj;
1628 off = ((n == 0) || (n == 1)) ? 1 : -1;
1630 if (s->
mb_x || (n == 1) || (n == 3)) {
1650 B[0] = B[1] = C[0] = C[1] = 0;
1658 n_adj = (n & 2) | (n & 1);
1712 total_valid = a_valid + b_valid + c_valid;
1714 if (!s->
mb_x && !(n == 1 || n == 3)) {
1719 B[0] = B[1] = C[0] = C[1] = 0;
1726 if (total_valid >= 2) {
1729 }
else if (total_valid) {
1730 if (a_valid) { px = A[0]; py = A[1]; }
1731 if (b_valid) { px = B[0]; py = B[1]; }
1732 if (c_valid) { px = C[0]; py = C[1]; }
1738 field_a = (A[1] & 4) ? 1 : 0;
1742 field_b = (B[1] & 4) ? 1 : 0;
1746 field_c = (C[1] & 4) ? 1 : 0;
1750 num_oppfield = field_a + field_b + field_c;
1751 num_samefield = total_valid - num_oppfield;
1752 if (total_valid == 3) {
1753 if ((num_samefield == 3) || (num_oppfield == 3)) {
1756 }
else if (num_samefield >= num_oppfield) {
1759 px = !field_a ? A[0] : B[0];
1760 py = !field_a ? A[1] : B[1];
1762 px = field_a ? A[0] : B[0];
1763 py = field_a ? A[1] : B[1];
1765 }
else if (total_valid == 2) {
1766 if (num_samefield >= num_oppfield) {
1767 if (!field_a && a_valid) {
1770 }
else if (!field_b && b_valid) {
1773 }
else if (c_valid) {
1778 if (field_a && a_valid) {
1781 }
else if (field_b && b_valid) {
1784 }
else if (c_valid) {
1789 }
else if (total_valid == 1) {
1790 px = (a_valid) ? A[0] : ((b_valid) ? B[0] : C[0]);
1791 py = (a_valid) ? A[1] : ((b_valid) ? B[1] : C[1]);
1806 }
else if (mvn == 2) {
1809 s->
mv[0][n + 1][0] = s->
mv[0][n][0];
1810 s->
mv[0][n + 1][1] = s->
mv[0][n][1];
1820 uint8_t *srcY, *srcU, *srcV;
1821 int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
1828 mx = s->
mv[1][0][0];
1829 my = s->
mv[1][0][1];
1830 uvmx = (mx + ((mx & 3) == 3)) >> 1;
1831 uvmy = (my + ((my & 3) == 3)) >> 1;
1838 uvmx = uvmx + ((uvmx < 0) ? -(uvmx & 1) : (uvmx & 1));
1839 uvmy = uvmy + ((uvmy < 0) ? -(uvmy & 1) : (uvmy & 1));
1845 src_x = s->
mb_x * 16 + (mx >> 2);
1846 src_y = s->
mb_y * 16 + (my >> 2);
1847 uvsrc_x = s->
mb_x * 8 + (uvmx >> 2);
1848 uvsrc_y = s->
mb_y * 8 + (uvmy >> 2);
1851 src_x = av_clip( src_x, -16, s->
mb_width * 16);
1852 src_y = av_clip( src_y, -16, s->
mb_height * 16);
1853 uvsrc_x = av_clip(uvsrc_x, -8, s->
mb_width * 8);
1854 uvsrc_y = av_clip(uvsrc_y, -8, s->
mb_height * 8);
1862 srcY += src_y * s->
linesize + src_x;
1880 || (
unsigned)(src_y - s->
mspel) > v_edge_pos - (my & 3) - 16 - s->
mspel * 3) {
1890 uvsrc_x, uvsrc_y, s->
h_edge_pos >> 1, v_edge_pos >> 1);
1892 uvsrc_x, uvsrc_y, s->
h_edge_pos >> 1, v_edge_pos >> 1);
1898 uint8_t *src, *src2;
1901 for (j = 0; j < 17 + s->
mspel * 2; j++) {
1902 for (i = 0; i < 17 + s->
mspel * 2; i++)
1903 src[i] = ((src[i] - 128) >> 1) + 128;
1908 for (j = 0; j < 9; j++) {
1909 for (i = 0; i < 9; i++) {
1910 src[i] = ((src[i] - 128) >> 1) + 128;
1911 src2[i] = ((src2[i] - 128) >> 1) + 128;
1929 dxy = ((my & 3) << 2) | (mx & 3);
1936 dxy = (my & 2) | ((mx & 2) >> 1);
1946 uvmx = (uvmx & 3) << 1;
1947 uvmy = (uvmy & 3) << 1;
1961 #if B_FRACTION_DEN==256
1965 return 2 * ((value * n + 255) >> 9);
1966 return (value * n + 128) >> 8;
1977 int qs,
int qs_last)
1985 return (value * n + 255) >> 9;
1987 return (value * n + 128) >> 8;
1993 int direct,
int mode)
2022 int direct,
int mvtype)
2030 const uint8_t *is_intra = v->
mb_type[0];
2057 s->
mv[0][0][0] = av_clip(s->
mv[0][0][0], -60 - (s->
mb_x << 6), (s->
mb_width << 6) - 4 - (s->
mb_x << 6));
2058 s->
mv[0][0][1] = av_clip(s->
mv[0][0][1], -60 - (s->
mb_y << 6), (s->
mb_height << 6) - 4 - (s->
mb_y << 6));
2059 s->
mv[1][0][0] = av_clip(s->
mv[1][0][0], -60 - (s->
mb_x << 6), (s->
mb_width << 6) - 4 - (s->
mb_x << 6));
2060 s->
mv[1][0][1] = av_clip(s->
mv[1][0][1], -60 - (s->
mb_y << 6), (s->
mb_height << 6) - 4 - (s->
mb_y << 6));
2076 if (!s->
mb_x) C[0] = C[1] = 0;
2085 }
else if (s->
mb_x) {
2095 qx = (s->
mb_x << 5);
2096 qy = (s->
mb_y << 5);
2099 if (qx + px < -28) px = -28 - qx;
2100 if (qy + py < -28) py = -28 - qy;
2101 if (qx + px > X) px = X - qx;
2102 if (qy + py > Y) py = Y - qy;
2104 qx = (s->
mb_x << 6);
2105 qy = (s->
mb_y << 6);
2108 if (qx + px < -60) px = -60 - qx;
2109 if (qy + py < -60) py = -60 - qy;
2110 if (qx + px > X) px = X - qx;
2111 if (qy + py > Y) py = Y - qy;
2116 if (is_intra[xy - wrap])
2129 if (is_intra[xy - 2])
2145 s->
mv[0][0][0] = ((px + dmv_x[0] + r_x) & ((r_x << 1) - 1)) - r_x;
2146 s->
mv[0][0][1] = ((py + dmv_y[0] + r_y) & ((r_y << 1) - 1)) - r_y;
2164 }
else if (s->
mb_x) {
2174 qx = (s->
mb_x << 5);
2175 qy = (s->
mb_y << 5);
2178 if (qx + px < -28) px = -28 - qx;
2179 if (qy + py < -28) py = -28 - qy;
2180 if (qx + px > X) px = X - qx;
2181 if (qy + py > Y) py = Y - qy;
2183 qx = (s->
mb_x << 6);
2184 qy = (s->
mb_y << 6);
2187 if (qx + px < -60) px = -60 - qx;
2188 if (qy + py < -60) py = -60 - qy;
2189 if (qx + px > X) px = X - qx;
2190 if (qy + py > Y) py = Y - qy;
2195 if (is_intra[xy - wrap])
2208 if (is_intra[xy - 2])
2225 s->
mv[1][0][0] = ((px + dmv_x[1] + r_x) & ((r_x << 1) - 1)) - r_x;
2226 s->
mv[1][0][1] = ((py + dmv_y[1] + r_y) & ((r_y << 1) - 1)) - r_y;
2241 int total_opp, k,
f;
2256 f = (total_opp > 2) ? 1 : 0;
2258 s->
mv[0][0][0] = s->
mv[0][0][1] = 0;
2259 s->
mv[1][0][0] = s->
mv[1][0][1] = 0;
2263 for (k = 0; k < 4; k++) {
2280 if (n == 3 || mv1) {
2285 if (n == 3 || mv1) {
2301 int16_t **dc_val_ptr,
int *dir_ptr)
2305 static const uint16_t dcpred[32] = {
2306 -1, 1024, 512, 341, 256, 205, 171, 146, 128,
2307 114, 102, 93, 85, 79, 73, 68, 64,
2308 60, 57, 54, 51, 49, 47, 45, 43,
2309 41, 39, 38, 37, 35, 34, 33
2323 b = dc_val[ - 1 -
wrap];
2324 a = dc_val[ -
wrap];
2326 if (pq < 9 || !overlap) {
2329 b = a = dcpred[
scale];
2330 if (s->
mb_x == 0 && (n != 1 && n != 3))
2331 b = c = dcpred[
scale];
2336 if (s->
mb_x == 0 && (n != 1 && n != 3))
2340 if (abs(a - b) <= abs(b - c)) {
2349 *dc_val_ptr = &dc_val[0];
2366 int a_avail,
int c_avail,
2367 int16_t **dc_val_ptr,
int *dir_ptr)
2382 b = dc_val[ - 1 -
wrap];
2383 a = dc_val[ -
wrap];
2387 if (dqscale_index < 0)
2389 if (c_avail && (n != 1 && n != 3)) {
2394 if (a_avail && (n != 2 && n != 3)) {
2399 if (a_avail && c_avail && (n != 3)) {
2410 if (a_avail && c_avail) {
2411 if (abs(a - b) <= abs(b - c)) {
2418 }
else if (a_avail) {
2421 }
else if (c_avail) {
2430 *dc_val_ptr = &dc_val[0];
2443 uint8_t **coded_block_ptr)
2479 int *value,
int codingset)
2545 int coded,
int codingset)
2549 int dc_pred_dir = 0;
2552 int16_t *ac_val, *ac_val2;
2566 if (dcdiff == 119 ) {
2569 else if (v->
pq == 2) dcdiff =
get_bits(gb, 9);
2573 dcdiff = (dcdiff << 2) +
get_bits(gb, 2) - 3;
2574 else if (v->
pq == 2)
2575 dcdiff = (dcdiff << 1) +
get_bits1(gb) - 1;
2600 int last = 0, skip, value;
2601 const uint8_t *zz_table;
2627 block[zz_table[i++]] = value;
2633 for (k = 1; k < 8; k++)
2636 for (k = 1; k < 8; k++)
2641 for (k = 1; k < 8; k++) {
2647 for (k = 1; k < 64; k++)
2651 block[k] += (block[k] < 0) ? -v->
pq : v->
pq;
2665 memset(ac_val2, 0, 16 * 2);
2669 memcpy(ac_val2, ac_val, 8 * 2);
2673 memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
2679 for (k = 1; k < 8; k++) {
2685 for (k = 1; k < 8; k++) {
2708 int coded,
int codingset,
int mquant)
2712 int dc_pred_dir = 0;
2715 int16_t *ac_val, *ac_val2;
2734 if (dcdiff == 119 ) {
2736 if (mquant == 1) dcdiff =
get_bits(gb, 10);
2737 else if (mquant == 2) dcdiff =
get_bits(gb, 9);
2741 dcdiff = (dcdiff << 2) +
get_bits(gb, 2) - 3;
2742 else if (mquant == 2)
2743 dcdiff = (dcdiff << 1) +
get_bits1(gb) - 1;
2764 if (!a_avail && !c_avail)
2769 scale = mquant * 2 + ((mquant == v->
pq) ? v->
halfpq : 0);
2777 if ( dc_pred_dir && c_avail && mb_pos)
2779 if (!dc_pred_dir && a_avail && mb_pos >= s->
mb_stride)
2781 if ( dc_pred_dir && n == 1)
2783 if (!dc_pred_dir && n == 2)
2789 int last = 0, skip, value;
2790 const uint8_t *zz_table;
2814 block[zz_table[i++]] = value;
2820 if (q2 && q1 != q2) {
2821 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
2822 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
2827 for (k = 1; k < 8; k++)
2830 for (k = 1; k < 8; k++)
2835 for (k = 1; k < 8; k++)
2838 for (k = 1; k < 8; k++)
2844 for (k = 1; k < 8; k++) {
2850 for (k = 1; k < 64; k++)
2854 block[k] += (block[k] < 0) ? -mquant : mquant;
2857 if (use_pred) i = 63;
2861 memset(ac_val2, 0, 16 * 2);
2864 memcpy(ac_val2, ac_val, 8 * 2);
2865 if (q2 && q1 != q2) {
2866 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
2867 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
2870 for (k = 1; k < 8; k++)
2871 ac_val2[k] = (ac_val2[k] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
2876 memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
2877 if (q2 && q1 != q2) {
2878 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
2879 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
2882 for (k = 1; k < 8; k++)
2883 ac_val2[k + 8] = (ac_val2[k + 8] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
2891 for (k = 1; k < 8; k++) {
2897 for (k = 1; k < 8; k++) {
2920 int coded,
int mquant,
int codingset)
2924 int dc_pred_dir = 0;
2927 int16_t *ac_val, *ac_val2;
2938 mquant = (mquant < 1) ? 0 : ((mquant > 31) ? 31 : mquant);
2955 if (dcdiff == 119 ) {
2957 if (mquant == 1) dcdiff =
get_bits(gb, 10);
2958 else if (mquant == 2) dcdiff =
get_bits(gb, 9);
2962 dcdiff = (dcdiff << 2) +
get_bits(gb, 2) - 3;
2963 else if (mquant == 2)
2964 dcdiff = (dcdiff << 1) +
get_bits1(gb) - 1;
2971 dcdiff +=
vc1_pred_dc(&v->
s, v->
overlap, mquant, n, a_avail, c_avail, &dc_val, &dc_pred_dir);
2986 if (!a_avail) dc_pred_dir = 1;
2987 if (!c_avail) dc_pred_dir = 0;
2988 if (!a_avail && !c_avail) use_pred = 0;
2992 scale = mquant * 2 + v->
halfpq;
3000 if (dc_pred_dir && c_avail && mb_pos)
3002 if (!dc_pred_dir && a_avail && mb_pos >= s->
mb_stride)
3004 if ( dc_pred_dir && n == 1)
3006 if (!dc_pred_dir && n == 2)
3008 if (n == 3) q2 = q1;
3011 int last = 0, skip, value;
3020 block[v->
zz_8x8[0][i++]] = value;
3024 block[v->
zz_8x8[2][i++]] = value;
3026 block[v->
zz_8x8[3][i++]] = value;
3028 block[v->
zzi_8x8[i++]] = value;
3036 if (q2 && q1 != q2) {
3037 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
3038 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
3043 for (k = 1; k < 8; k++)
3046 for (k = 1; k < 8; k++)
3051 for (k = 1; k < 8; k++)
3054 for (k = 1; k < 8; k++)
3060 for (k = 1; k < 8; k++) {
3066 for (k = 1; k < 64; k++)
3070 block[k] += (block[k] < 0) ? -mquant : mquant;
3073 if (use_pred) i = 63;
3077 memset(ac_val2, 0, 16 * 2);
3080 memcpy(ac_val2, ac_val, 8 * 2);
3081 if (q2 && q1 != q2) {
3082 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
3083 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
3086 for (k = 1; k < 8; k++)
3087 ac_val2[k] = (ac_val2[k] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
3092 memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
3093 if (q2 && q1 != q2) {
3094 q1 = q1 * 2 + ((q1 == v->
pq) ? v->
halfpq : 0) - 1;
3095 q2 = q2 * 2 + ((q2 == v->
pq) ? v->
halfpq : 0) - 1;
3098 for (k = 1; k < 8; k++)
3099 ac_val2[k + 8] = (ac_val2[k + 8] * q2 *
ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18;
3107 for (k = 1; k < 8; k++) {
3113 for (k = 1; k < 8; k++) {
3130 int mquant,
int ttmb,
int first_block,
3131 uint8_t *dst,
int linesize,
int skip_block,
3138 int scale,
off, idx, last, skip, value;
3139 int ttblk = ttmb & 7;
3151 && ((v->
ttmbf || (ttmb != -1 && (ttmb & 8) && !first_block))
3161 scale = 2 * mquant + ((v->
pq == mquant) ? v->
halfpq : 0);
3186 block[idx] = value *
scale;
3188 block[idx] += (block[idx] < 0) ? -mquant : mquant;
3200 pat = ~subblkpat & 0xF;
3201 for (j = 0; j < 4; j++) {
3202 last = subblkpat & (1 << (3 - j));
3204 off = (j & 1) * 4 + (j & 2) * 16;
3216 block[idx +
off] += (block[idx +
off] < 0) ? -mquant : mquant;
3218 if (!(subblkpat & (1 << (3 - j))) && !skip_block) {
3227 pat = ~((subblkpat & 2) * 6 + (subblkpat & 1) * 3) & 0xF;
3228 for (j = 0; j < 2; j++) {
3229 last = subblkpat & (1 << (1 - j));
3241 block[idx] = value *
scale;
3243 block[idx] += (block[idx] < 0) ? -mquant : mquant;
3245 if (!(subblkpat & (1 << (1 - j))) && !skip_block) {
3254 pat = ~(subblkpat * 5) & 0xF;
3255 for (j = 0; j < 2; j++) {
3256 last = subblkpat & (1 << (1 - j));
3268 block[idx] = value *
scale;
3270 block[idx] += (block[idx] < 0) ? -mquant : mquant;
3272 if (!(subblkpat & (1 << (1 - j))) && !skip_block) {
3282 *ttmb_out |= ttblk << (n * 4);
3295 block_cbp = mb_cbp >> (block_num * 4), bottom_cbp,
3297 block_is_intra = mb_is_intra >> (block_num * 4), bottom_is_intra;
3301 if (block_num > 3) {
3302 dst = s->
dest[block_num - 3];
3304 dst = s->
dest[0] + (block_num & 1) * 8 + ((block_num & 2) * 4 - 8) * linesize;
3310 if (block_num > 3) {
3311 bottom_cbp = v->
cbp[s->
mb_x] >> (block_num * 4);
3312 bottom_is_intra = v->
is_intra[s->
mb_x] >> (block_num * 4);
3316 bottom_cbp = (block_num < 2) ? (mb_cbp >> ((block_num + 2) * 4))
3317 : (v->
cbp[s->
mb_x] >> ((block_num - 2) * 4));
3318 bottom_is_intra = (block_num < 2) ? (mb_is_intra >> ((block_num + 2) * 4))
3324 if (bottom_is_intra & 1 || block_is_intra & 1 ||
3325 mv[0][0] !=
mv[mv_stride][0] ||
mv[0][1] !=
mv[mv_stride][1]) {
3328 idx = ((bottom_cbp >> 2) | block_cbp) & 3;
3340 dst -= 4 * linesize;
3343 idx = (block_cbp | (block_cbp >> 2)) & 3;
3359 block_cbp = mb_cbp >> (block_num * 4), right_cbp,
3361 block_is_intra = mb_is_intra >> (block_num * 4), right_is_intra;
3365 if (block_num > 3) {
3366 dst = s->
dest[block_num - 3] - 8 * linesize;
3368 dst = s->
dest[0] + (block_num & 1) * 8 + ((block_num & 2) * 4 - 16) * linesize - 8;
3374 if (block_num > 3) {
3379 right_cbp = (block_num & 1) ? (v->
cbp[s->
mb_x - s->
mb_stride] >> ((block_num - 1) * 4))
3380 : (mb_cbp >> ((block_num + 1) * 4));
3382 : (mb_is_intra >> ((block_num + 1) * 4));
3385 if (block_is_intra & 1 || right_is_intra & 1 ||
mv[0][0] !=
mv[1][0] ||
mv[0][1] !=
mv[1][1]) {
3388 idx = ((right_cbp >> 1) | block_cbp) & 5;
3403 idx = (block_cbp | (block_cbp >> 1)) & 5;
3420 for (i = 0; i < 6; i++) {
3427 for (i = 0; i < 6; i++) {
3433 for (i = 0; i < 6; i++) {
3450 int ttmb = v->
ttfrm;
3452 int mb_has_coeffs = 1;
3456 int first_block = 1;
3458 int skipped, fourmv;
3459 int block_cbp = 0, pat, block_tt = 0, block_intra = 0;
3484 if (s->
mb_intra && !mb_has_coeffs) {
3488 }
else if (mb_has_coeffs) {
3504 for (i = 0; i < 6; i++) {
3507 val = ((cbp >> (5 - i)) & 1);
3508 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
3515 if (i == 1 || i == 3 || s->
mb_x)
3524 for (j = 0; j < 64; j++)
3525 s->
block[i][j] <<= 1;
3533 block_cbp |= 0xF << (i << 2);
3534 block_intra |= 1 << i;
3539 block_cbp |= pat << (i << 2);
3540 if (!v->
ttmbf && ttmb < 8)
3547 for (i = 0; i < 6; i++) {
3558 int intra_count = 0, coded_inter = 0;
3559 int is_intra[6], is_coded[6];
3562 for (i = 0; i < 6; i++) {
3563 val = ((cbp >> (5 - i)) & 1);
3578 is_coded[i] = mb_has_coeffs;
3581 is_intra[i] = (intra_count >= 3);
3588 coded_inter = !is_intra[i] & is_coded[i];
3592 if (!intra_count && !coded_inter)
3599 for (i = 0; i < 6; i++)
3612 if (!v->
ttmbf && coded_inter)
3614 for (i = 0; i < 6; i++) {
3616 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
3623 if (i == 1 || i == 3 || s->
mb_x)
3632 for (j = 0; j < 64; j++)
3633 s->
block[i][j] <<= 1;
3642 block_cbp |= 0xF << (i << 2);
3643 block_intra |= 1 << i;
3644 }
else if (is_coded[i]) {
3646 first_block, s->
dest[dst_idx] + off,
3650 block_cbp |= pat << (i << 2);
3651 if (!v->
ttmbf && ttmb < 8)
3659 for (i = 0; i < 6; i++) {
3663 for (i = 0; i < 4; i++) {
3689 int ttmb = v->
ttfrm;
3691 int mb_has_coeffs = 1;
3694 int first_block = 1;
3696 int skipped, fourmv = 0, twomv = 0;
3697 int block_cbp = 0, pat, block_tt = 0;
3698 int idx_mbmode = 0, mvbp;
3699 int stride_y, fieldtx;
3747 for (i = 0; i < 6; i++)
3760 for (i = 0; i < 6; i++) {
3763 val = ((cbp >> (5 - i)) & 1);
3768 if (i == 1 || i == 3 || s->
mb_x)
3777 off = (fieldtx) ? ((i & 1) * 8) + ((i & 2) >> 1) * s->
linesize : (i & 1) * 8 + 4 * (i & 2) * s->
linesize;
3799 for (i = 0; i < 6; i++)
3806 for (i = 0; i < 6; i++) {
3809 val = ((mvbp >> (3 - i)) & 1);
3815 }
else if (i == 4) {
3847 if (!v->
ttmbf && cbp)
3849 for (i = 0; i < 6; i++) {
3852 val = ((cbp >> (5 - i)) & 1);
3854 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
3856 off = (i & 4) ? 0 : ((i & 1) * 8 + ((i > 1) * s->
linesize));
3859 first_block, s->
dest[dst_idx] + off,
3862 block_cbp |= pat << (i << 2);
3863 if (!v->
ttmbf && ttmb < 8)
3871 for (i = 0; i < 6; i++) {
3897 int ttmb = v->
ttfrm;
3899 int mb_has_coeffs = 1;
3902 int first_block = 1;
3905 int block_cbp = 0, pat, block_tt = 0;
3911 if (idx_mbmode <= 1) {
3922 mb_has_coeffs = idx_mbmode & 1;
3926 for (i = 0; i < 6; i++) {
3930 val = ((cbp >> (5 - i)) & 1);
3934 if (i == 1 || i == 3 || s->
mb_x)
3942 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
3951 if (idx_mbmode <= 5) {
3953 if (idx_mbmode & 1) {
3958 mb_has_coeffs = !(idx_mbmode & 2);
3961 for (i = 0; i < 6; i++) {
3963 dmv_x = dmv_y = pred_flag = 0;
3964 val = ((v->
fourmvbp >> (3 - i)) & 1);
3973 mb_has_coeffs = idx_mbmode & 1;
3981 if (!v->
ttmbf && cbp) {
3985 for (i = 0; i < 6; i++) {
3988 val = ((cbp >> (5 - i)) & 1);
3989 off = (i & 4) ? 0 : (i & 1) * 8 + (i & 2) * 4 * s->
linesize;
3994 first_block, s->
dest[dst_idx] + off,
3998 block_cbp |= pat << (i << 2);
3999 if (!v->
ttmbf && ttmb < 8) ttmb = -1;
4019 int ttmb = v->
ttfrm;
4020 int mb_has_coeffs = 0;
4023 int first_block = 1;
4025 int skipped, direct;
4026 int dmv_x[2], dmv_y[2];
4041 dmv_x[0] = dmv_x[1] = dmv_y[0] = dmv_y[1] = 0;
4042 for (i = 0; i < 6; i++) {
4051 dmv_x[1] = dmv_x[0];
4052 dmv_y[1] = dmv_y[0];
4065 dmv_x[0] = dmv_y[0] = 0;
4069 for (i = 0; i < 6; i++)
4076 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
4086 dmv_x[0] = dmv_y[0] = dmv_x[1] = dmv_y[1] = 0;
4088 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
4090 if (!mb_has_coeffs && !s->
mb_intra) {
4093 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
4096 if (s->
mb_intra && !mb_has_coeffs) {
4105 if (!mb_has_coeffs) {
4108 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
4114 vc1_b_mc(v, dmv_x, dmv_y, direct, bmvtype);
4126 for (i = 0; i < 6; i++) {
4129 val = ((cbp >> (5 - i)) & 1);
4130 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
4137 if (i == 1 || i == 3 || s->
mb_x)
4146 for (j = 0; j < 64; j++)
4147 s->
block[i][j] <<= 1;
4151 first_block, s->
dest[dst_idx] + off,
4154 if (!v->
ttmbf && ttmb < 8)
4171 int ttmb = v->
ttfrm;
4172 int mb_has_coeffs = 0;
4174 int first_block = 1;
4177 int dmv_x[2], dmv_y[2], pred_flag[2];
4179 int idx_mbmode, interpmvp;
4185 if (idx_mbmode <= 1) {
4196 mb_has_coeffs = idx_mbmode & 1;
4200 for (i = 0; i < 6; i++) {
4203 val = ((cbp >> (5 - i)) & 1);
4208 if (i == 1 || i == 3 || s->
mb_x)
4217 for (j = 0; j < 64; j++)
4218 s->
block[i][j] <<= 1;
4219 off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->
linesize);
4232 if (idx_mbmode <= 5) {
4233 dmv_x[0] = dmv_x[1] = dmv_y[0] = dmv_y[1] = 0;
4234 pred_flag[0] = pred_flag[1] = 0;
4259 dmv_x[0] = dmv_y[0] = pred_flag[0] = 0;
4260 dmv_x[1] = dmv_y[1] = pred_flag[0] = 0;
4264 mb_has_coeffs = !(idx_mbmode & 2);
4270 for (i = 0; i < 6; i++) {
4272 dmv_x[0] = dmv_y[0] = pred_flag[0] = 0;
4273 dmv_x[1] = dmv_y[1] = pred_flag[1] = 0;
4274 val = ((v->
fourmvbp >> (3 - i)) & 1);
4285 mb_has_coeffs = idx_mbmode & 1;
4293 if (!v->
ttmbf && cbp) {
4297 for (i = 0; i < 6; i++) {
4300 val = ((cbp >> (5 - i)) & 1);
4301 off = (i & 4) ? 0 : (i & 1) * 8 + (i & 2) * 4 * s->
linesize;
4306 first_block, s->
dest[dst_idx] + off,
4309 if (!v->
ttmbf && ttmb < 8)
4366 dst[0] = s->
dest[0];
4367 dst[1] = dst[0] + 8;
4369 dst[3] = dst[2] + 8;
4370 dst[4] = s->
dest[1];
4371 dst[5] = s->
dest[2];
4383 for (k = 0; k < 6; k++) {
4384 val = ((cbp >> (5 - k)) & 1);
4391 cbp |= val << (5 - k);
4400 for (j = 0; j < 64; j++)
4401 s->
block[k][j] <<= 1;
4405 for (j = 0; j < 64; j++)
4534 for (k = 0; k < 6; k++) {
4535 val = ((cbp >> (5 - k)) & 1);
4542 cbp |= val << (5 - k);
4650 if (apply_loop_filter) {
4781 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
4797 int effect_type, effect_flag;
4798 int effect_pcount1, effect_pcount2;
4799 int effect_params1[15], effect_params2[10];
4807 static void vc1_sprite_parse_transform(
GetBitContext* gb,
int c[7])
4814 c[2] = get_fp_val(gb);
4818 c[0] = c[4] = get_fp_val(gb);
4819 c[2] = get_fp_val(gb);
4822 c[0] = get_fp_val(gb);
4823 c[2] = get_fp_val(gb);
4824 c[4] = get_fp_val(gb);
4827 c[0] = get_fp_val(gb);
4828 c[1] = get_fp_val(gb);
4829 c[2] = get_fp_val(gb);
4830 c[3] = get_fp_val(gb);
4831 c[4] = get_fp_val(gb);
4834 c[5] = get_fp_val(gb);
4836 c[6] = get_fp_val(gb);
4846 for (sprite = 0; sprite <= v->
two_sprites; sprite++) {
4847 vc1_sprite_parse_transform(gb, sd->coefs[sprite]);
4848 if (sd->coefs[sprite][1] || sd->coefs[sprite][3])
4851 for (i = 0; i < 7; i++)
4853 sd->coefs[sprite][i] / (1<<16),
4854 (abs(sd->coefs[sprite][i]) & 0xFFFF) * 1000 / (1 << 16));
4860 switch (sd->effect_pcount1 =
get_bits(gb, 4)) {
4862 vc1_sprite_parse_transform(gb, sd->effect_params1);
4865 vc1_sprite_parse_transform(gb, sd->effect_params1);
4866 vc1_sprite_parse_transform(gb, sd->effect_params1 + 7);
4869 for (i = 0; i < sd->effect_pcount1; i++)
4870 sd->effect_params1[i] = get_fp_val(gb);
4872 if (sd->effect_type != 13 || sd->effect_params1[0] != sd->coefs[0][6]) {
4875 for (i = 0; i < sd->effect_pcount1; i++)
4877 sd->effect_params1[i] / (1 << 16),
4878 (abs(sd->effect_params1[i]) & 0xFFFF) * 1000 / (1 << 16));
4882 sd->effect_pcount2 =
get_bits(gb, 16);
4883 if (sd->effect_pcount2 > 10) {
4886 }
else if (sd->effect_pcount2) {
4889 while (++i < sd->effect_pcount2) {
4890 sd->effect_params2[i] = get_fp_val(gb);
4892 sd->effect_params2[i] / (1 << 16),
4893 (abs(sd->effect_params2[i]) & 0xFFFF) * 1000 / (1 << 16));
4908 static void vc1_draw_sprites(
VC1Context *v, SpriteData* sd)
4910 int i, plane, row, sprite;
4911 int sr_cache[2][2] = { { -1, -1 }, { -1, -1 } };
4912 uint8_t* src_h[2][2];
4913 int xoff[2], xadv[2], yoff[2], yadv[2], alpha;
4917 for (i = 0; i < 2; i++) {
4918 xoff[i] = av_clip(sd->coefs[i][2], 0, v->
sprite_width-1 << 16);
4919 xadv[i] = sd->coefs[i][0];
4923 yoff[i] = av_clip(sd->coefs[i][5], 0, v->
sprite_height-1 << 16);
4926 alpha = av_clip(sd->coefs[1][6], 0, (1<<16) - 1);
4935 for (sprite = 0; sprite <= v->
two_sprites; sprite++) {
4938 int ycoord = yoff[sprite] + yadv[sprite] * row;
4939 int yline = ycoord >> 16;
4940 ysub[sprite] = ycoord & 0xFFFF;
4945 if (!(xoff[sprite] & 0xFFFF) && xadv[sprite] == 1 << 16) {
4946 src_h[sprite][0] = iplane + (xoff[sprite] >> 16) + yline * iline;
4948 src_h[sprite][1] = iplane + (xoff[sprite] >> 16) + (yline + 1) * iline;
4950 if (sr_cache[sprite][0] != yline) {
4951 if (sr_cache[sprite][1] == yline) {
4953 FFSWAP(
int, sr_cache[sprite][0], sr_cache[sprite][1]);
4955 v->
vc1dsp.
sprite_h(v->
sr_rows[sprite][0], iplane + yline * iline, xoff[sprite], xadv[sprite], width);
4956 sr_cache[sprite][0] = yline;
4959 if (ysub[sprite] && sr_cache[sprite][1] != yline + 1) {
4960 v->
vc1dsp.
sprite_h(v->
sr_rows[sprite][1], iplane + (yline + 1) * iline, xoff[sprite], xadv[sprite], width);
4961 sr_cache[sprite][1] = yline + 1;
4963 src_h[sprite][0] = v->
sr_rows[sprite][0];
4964 src_h[sprite][1] = v->
sr_rows[sprite][1];
4972 memcpy(dst, src_h[0][0], width);
4975 if (ysub[0] && ysub[1]) {
4977 src_h[1][0], src_h[1][1], ysub[1], alpha, width);
4978 }
else if (ysub[0]) {
4980 src_h[1][0], alpha, width);
4981 }
else if (ysub[1]) {
4983 src_h[0][0], (1<<16)-1-alpha, width);
4991 for (i = 0; i < 2; i++) {
5007 vc1_parse_sprites(v, gb, &sd);
5029 vc1_draw_sprites(v, &sd);
5049 plane ? 128 : 0, f->
linesize[plane]);
5108 for (i = 0; i < 4; i++)
5171 }
else if (count < 0) {
5175 const uint8_t *start = avctx->
extradata;
5177 const uint8_t *next;
5178 int size, buf2_size;
5179 uint8_t *buf2 =
NULL;
5180 int seq_initialized = 0, ep_initialized = 0;
5190 for (; next < end; start = next) {
5192 size = next - start - 4;
5203 seq_initialized = 1;
5215 if (!seq_initialized || !ep_initialized) {
5232 for (i = 0; i < 64; i++) {
5233 #define transpose(x) ((x >> 3) | ((x & 7) << 3))
5275 for (i = 0; i < 4; i++)
5307 const uint8_t *buf = avpkt->
data;
5308 int buf_size = avpkt->
size, n_slices = 0, i;
5312 uint8_t *buf2 =
NULL;
5313 const uint8_t *buf_start = buf;
5314 int mb_height, n_slices1;
5319 } *slices =
NULL, *tmp;
5347 const uint8_t *start, *end, *next;
5351 for (start = buf, end = buf + buf_size; next < end; start = next) {
5353 size = next - start - 4;
5354 if (size <= 0)
continue;
5364 slices =
av_realloc(slices,
sizeof(*slices) * (n_slices+1));
5368 if (!slices[n_slices].buf)
5371 slices[n_slices].buf);
5376 slices[n_slices].mby_start = s->
mb_height >> 1;
5377 n_slices1 = n_slices - 1;
5388 slices =
av_realloc(slices,
sizeof(*slices) * (n_slices+1));
5392 if (!slices[n_slices].buf)
5395 slices[n_slices].buf);
5398 slices[n_slices].mby_start =
get_bits(&slices[n_slices].gb, 9);
5404 }
else if (v->
interlace && ((buf[0] & 0xC0) == 0xC0)) {
5405 const uint8_t *divider;
5413 tmp =
av_realloc(slices,
sizeof(*slices) * (n_slices+1));
5418 if (!slices[n_slices].buf)
5420 buf_size3 =
vc1_unescape_buffer(divider + 4, buf + buf_size - divider - 4, slices[n_slices].buf);
5423 slices[n_slices].mby_start = s->
mb_height >> 1;
5424 n_slices1 = n_slices - 1;
5551 v->
bits = buf_size * 8;
5565 v->
mv_f[0] = tmp[0];
5566 v->
mv_f[1] = tmp[1];
5569 for (i = 0; i <= n_slices; i++) {
5570 if (i > 0 && slices[i - 1].mby_start >= mb_height) {
5573 "picture boundary (%d >= %d)\n", i,
5574 slices[i - 1].mby_start, mb_height);
5594 s->
start_mb_y = (i == 0) ? 0 :
FFMAX(0, slices[i-1].mby_start % mb_height);
5596 s->
end_mb_y = (i == n_slices ) ? mb_height :
FFMIN(mb_height, slices[i].mby_start % mb_height);
5598 s->
end_mb_y = (i <= n_slices1 + 1) ? mb_height :
FFMIN(mb_height, slices[i].mby_start % mb_height);
5601 s->
gb = slices[i].gb;
5629 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
5630 if (vc1_decode_sprites(v, &s->
gb))
5649 for (i = 0; i < n_slices; i++)
5656 for (i = 0; i < n_slices; i++)
5686 #if CONFIG_WMV3_DECODER
5703 #if CONFIG_WMV3_VDPAU_DECODER
5704 AVCodec ff_wmv3_vdpau_decoder = {
5705 .
name =
"wmv3_vdpau",
5719 #if CONFIG_VC1_VDPAU_DECODER
5720 AVCodec ff_vc1_vdpau_decoder = {
5721 .
name =
"vc1_vdpau",
5735 #if CONFIG_WMV3IMAGE_DECODER
5736 AVCodec ff_wmv3image_decoder = {
5737 .
name =
"wmv3image",
5745 .
flush = vc1_sprite_flush,
5751 #if CONFIG_VC1IMAGE_DECODER
5752 AVCodec ff_vc1image_decoder = {
5761 .
flush = vc1_sprite_flush,