41 |
* * |
* * |
42 |
* Revision history: * |
* Revision history: * |
43 |
* * |
* * |
44 |
* 28.10.2002 GMC support - gruel * |
* 05.01.2003 GMC support - gruel * |
45 |
* 04.10.2002 qpel support - Isibaar * |
* 04.10.2002 qpel support - Isibaar * |
46 |
* 11.07.2002 add VOP width & height return to dec when dec->width * |
* 11.07.2002 add VOP width & height return to dec when dec->width * |
47 |
* or dec->height is 0 (for use in examples/ex1.c) * |
* or dec->height is 0 (for use in examples/ex1.c) * |
173 |
|
|
174 |
if (dec->shape != VIDOBJLAY_SHAPE_BINARY_ONLY) |
if (dec->shape != VIDOBJLAY_SHAPE_BINARY_ONLY) |
175 |
{ |
{ |
176 |
*quant = BitstreamGetBits(bs, 5); /* quant_scale */ |
*quant = BitstreamGetBits(bs, dec->quant_bits); /* quant_scale */ |
177 |
DPRINTF(DPRINTF_HEADER, "quant %i", *quant); |
DPRINTF(DPRINTF_HEADER, "quant %i", *quant); |
178 |
} |
} |
179 |
|
|
230 |
if (coding_type == B_VOP && fcode_backward) |
if (coding_type == B_VOP && fcode_backward) |
231 |
{ |
{ |
232 |
*fcode_backward = BitstreamGetBits(bs, 3); |
*fcode_backward = BitstreamGetBits(bs, 3); |
233 |
DPRINTF(DPRINTF_HEADER,"fcode_backward %i", fcode_backward); |
DPRINTF(DPRINTF_HEADER,"fcode_backward %i", *fcode_backward); |
234 |
} |
} |
235 |
} |
} |
236 |
|
|
326 |
{ |
{ |
327 |
ESTIMATION * e = &dec->estimation; |
ESTIMATION * e = &dec->estimation; |
328 |
|
|
329 |
if (e->method == 0) |
if (e->method == 0 || e->method == 1) |
330 |
{ |
{ |
331 |
if (coding_type == I_VOP) { |
if (coding_type == I_VOP) { |
332 |
if (e->opaque) BitstreamSkip(bs, 8); /* dcecs_opaque */ |
if (e->opaque) BitstreamSkip(bs, 8); /* dcecs_opaque */ |
432 |
uint32_t * fcode_forward, |
uint32_t * fcode_forward, |
433 |
uint32_t * fcode_backward, |
uint32_t * fcode_backward, |
434 |
uint32_t * intra_dc_threshold, |
uint32_t * intra_dc_threshold, |
435 |
VECTOR * gmc_mv) |
WARPPOINTS *gmc_warp) |
436 |
{ |
{ |
437 |
uint32_t vol_ver_id; |
uint32_t vol_ver_id; |
438 |
uint32_t coding_type; |
uint32_t coding_type; |
439 |
uint32_t start_code; |
uint32_t start_code; |
440 |
uint32_t time_incr = 0; |
uint32_t time_incr = 0; |
441 |
int32_t time_increment; |
int32_t time_increment = 0; |
442 |
int resize = 0; |
int resize = 0; |
443 |
|
|
444 |
do { |
do { |
464 |
DPRINTF(DPRINTF_STARTCODE, "</visual_object_sequence>"); |
DPRINTF(DPRINTF_STARTCODE, "</visual_object_sequence>"); |
465 |
|
|
466 |
} else if (start_code == VISOBJ_START_CODE) { |
} else if (start_code == VISOBJ_START_CODE) { |
467 |
|
int visobj_ver_id; |
468 |
|
|
469 |
DPRINTF(DPRINTF_STARTCODE, "<visual_object>"); |
DPRINTF(DPRINTF_STARTCODE, "<visual_object>"); |
470 |
|
|
471 |
BitstreamSkip(bs, 32); // visual_object_start_code |
BitstreamSkip(bs, 32); // visual_object_start_code |
472 |
if (BitstreamGetBit(bs)) // is_visual_object_identified |
if (BitstreamGetBit(bs)) // is_visual_object_identified |
473 |
{ |
{ |
474 |
vol_ver_id = BitstreamGetBits(bs, 4); // visual_object_ver_id |
visobj_ver_id = BitstreamGetBits(bs, 4); // visual_object_ver_id |
475 |
DPRINTF(DPRINTF_HEADER,"ver_id %i", vol_ver_id); |
DPRINTF(DPRINTF_HEADER,"visobj_ver_id %i", visobj_ver_id); |
476 |
BitstreamSkip(bs, 3); // visual_object_priority |
BitstreamSkip(bs, 3); // visual_object_priority |
477 |
} else { |
} else { |
478 |
vol_ver_id = 1; |
visobj_ver_id = 1; |
479 |
} |
} |
480 |
|
|
481 |
if (BitstreamShowBits(bs, 4) != VISOBJ_TYPE_VIDEO) // visual_object_type |
if (BitstreamShowBits(bs, 4) != VISOBJ_TYPE_VIDEO) // visual_object_type |
513 |
DPRINTF(DPRINTF_HEADER, "vol id %i", start_code & VIDOBJLAY_START_CODE_MASK); |
DPRINTF(DPRINTF_HEADER, "vol id %i", start_code & VIDOBJLAY_START_CODE_MASK); |
514 |
|
|
515 |
BitstreamSkip(bs, 32); // video_object_layer_start_code |
BitstreamSkip(bs, 32); // video_object_layer_start_code |
|
|
|
516 |
BitstreamSkip(bs, 1); // random_accessible_vol |
BitstreamSkip(bs, 1); // random_accessible_vol |
517 |
|
|
518 |
// video_object_type_indication |
BitstreamSkip(bs, 8); // video_object_type_indication |
|
if (BitstreamShowBits(bs, 8) != VIDOBJLAY_TYPE_SIMPLE && |
|
|
BitstreamShowBits(bs, 8) != VIDOBJLAY_TYPE_CORE && |
|
|
BitstreamShowBits(bs, 8) != VIDOBJLAY_TYPE_MAIN && |
|
|
BitstreamShowBits(bs, 8) != VIDOBJLAY_TYPE_ACE && |
|
|
BitstreamShowBits(bs, 8) != VIDOBJLAY_TYPE_ART_SIMPLE && |
|
|
BitstreamShowBits(bs, 8) != 0) // BUGGY DIVX |
|
|
{ |
|
|
DPRINTF(DPRINTF_ERROR,"video_object_type_indication %i not supported ", |
|
|
BitstreamShowBits(bs, 8)); |
|
|
return -1; |
|
|
} |
|
|
BitstreamSkip(bs, 8); |
|
|
|
|
519 |
|
|
520 |
if (BitstreamGetBit(bs)) // is_object_layer_identifier |
if (BitstreamGetBit(bs)) // is_object_layer_identifier |
521 |
{ |
{ |
544 |
DPRINTF(DPRINTF_HEADER, "low_delay %i", dec->low_delay); |
DPRINTF(DPRINTF_HEADER, "low_delay %i", dec->low_delay); |
545 |
if (BitstreamGetBit(bs)) // vbv_parameters |
if (BitstreamGetBit(bs)) // vbv_parameters |
546 |
{ |
{ |
547 |
|
unsigned int bitrate; |
548 |
|
unsigned int buffer_size; |
549 |
|
unsigned int occupancy; |
550 |
|
|
551 |
DPRINTF(DPRINTF_HEADER,"+ vbv_parameters"); |
DPRINTF(DPRINTF_HEADER,"+ vbv_parameters"); |
552 |
BitstreamSkip(bs, 15); // first_half_bitrate |
|
553 |
|
bitrate = BitstreamGetBits(bs,15) << 15; // first_half_bit_rate |
554 |
READ_MARKER(); |
READ_MARKER(); |
555 |
BitstreamSkip(bs, 15); // latter_half_bitrate |
bitrate |= BitstreamGetBits(bs,15); // latter_half_bit_rate |
556 |
READ_MARKER(); |
READ_MARKER(); |
557 |
BitstreamSkip(bs, 15); // first_half_vbv_buffer_size |
|
558 |
|
buffer_size = BitstreamGetBits(bs, 15) << 3; // first_half_vbv_buffer_size |
559 |
READ_MARKER(); |
READ_MARKER(); |
560 |
BitstreamSkip(bs, 3); // latter_half_vbv_buffer_size |
buffer_size |= BitstreamGetBits(bs, 3); // latter_half_vbv_buffer_size |
561 |
BitstreamSkip(bs, 11); // first_half_vbv_occupancy |
|
562 |
|
occupancy = BitstreamGetBits(bs, 11) << 15; // first_half_vbv_occupancy |
563 |
READ_MARKER(); |
READ_MARKER(); |
564 |
BitstreamSkip(bs, 15); // latter_half_vbv_occupancy |
occupancy |= BitstreamGetBits(bs, 15); // latter_half_vbv_occupancy |
565 |
READ_MARKER(); |
READ_MARKER(); |
566 |
|
|
567 |
|
DPRINTF(DPRINTF_HEADER,"bitrate %d (unit=400 bps)", bitrate); |
568 |
|
DPRINTF(DPRINTF_HEADER,"buffer_size %d (unit=16384 bits)", buffer_size); |
569 |
|
DPRINTF(DPRINTF_HEADER,"occupancy %d (unit=64 bits)", occupancy); |
570 |
} |
} |
571 |
}else{ |
}else{ |
572 |
dec->low_delay = dec->low_delay_default; |
dec->low_delay = dec->low_delay_default; |
626 |
{ |
{ |
627 |
if (dec->fixed_dimensions) |
if (dec->fixed_dimensions) |
628 |
{ |
{ |
629 |
DPRINTF(DPRINTF_ERROR, "XVID_DEC_PARAM width/height does not match bitstream"); |
DPRINTF(DPRINTF_ERROR, "decoder width/height does not match bitstream"); |
630 |
return -1; |
return -1; |
631 |
} |
} |
632 |
resize = 1; |
resize = 1; |
824 |
READ_MARKER(); |
READ_MARKER(); |
825 |
seconds = BitstreamGetBits(bs, 6); |
seconds = BitstreamGetBits(bs, 6); |
826 |
|
|
827 |
DPRINTF(DPRINTF_HEADER, "time %ih%im%is", hours); |
DPRINTF(DPRINTF_HEADER, "time %ih%im%is", hours,minutes,seconds); |
828 |
} |
} |
829 |
BitstreamSkip(bs, 1); // closed_gov |
BitstreamSkip(bs, 1); // closed_gov |
830 |
BitstreamSkip(bs, 1); // broken_link |
BitstreamSkip(bs, 1); // broken_link |
998 |
} |
} |
999 |
READ_MARKER(); |
READ_MARKER(); |
1000 |
|
|
1001 |
gmc_mv[i].x = x; |
gmc_warp->duv[i].x = x; |
1002 |
gmc_mv[i].y = y; |
gmc_warp->duv[i].y = y; |
1003 |
|
|
1004 |
DPRINTF(DPRINTF_HEADER,"sprite_warping_point[%i] xy=(%i,%i)", i, x, y); |
DPRINTF(DPRINTF_HEADER,"sprite_warping_point[%i] xy=(%i,%i)", i, x, y); |
1005 |
} |
} |
1054 |
BitstreamSkip(bs, 8); |
BitstreamSkip(bs, 8); |
1055 |
} |
} |
1056 |
|
|
1057 |
DPRINTF(DPRINTF_STARTCODE, "<user_data>: %s\n", tmp); |
DPRINTF(DPRINTF_STARTCODE, "<user_data>: %s", tmp); |
1058 |
|
|
1059 |
/* divx detection */ |
/* divx detection */ |
1060 |
i = sscanf(tmp, "DivX%dBuild%d%c", &version, &build, &packed); |
i = sscanf(tmp, "DivX%dBuild%d%c", &version, &build, &packed); |
1109 |
*/ |
*/ |
1110 |
void |
void |
1111 |
BitstreamWriteVolHeader(Bitstream * const bs, |
BitstreamWriteVolHeader(Bitstream * const bs, |
1112 |
const MBParam * pParam, |
const MBParam * pParam) |
|
const FRAMEINFO * const frame) |
|
1113 |
{ |
{ |
1114 |
|
static const unsigned int vo_id = 0; |
1115 |
|
static const unsigned int vol_id = 0; |
1116 |
int vol_ver_id=1; |
int vol_ver_id=1; |
1117 |
|
int vol_type_ind=VIDOBJLAY_TYPE_SIMPLE; |
1118 |
|
|
1119 |
if ( pParam->m_quarterpel || (frame->global_flags & XVID_GMC) || |
if ( (pParam->vol_flags & XVID_VOL_QUARTERPEL) || |
1120 |
(pParam->global & XVID_GLOBAL_REDUCED)) |
(pParam->vol_flags & XVID_VOL_GMC) || |
1121 |
|
(pParam->vol_flags & XVID_VOL_REDUCED_ENABLE)) |
1122 |
vol_ver_id = 2; |
vol_ver_id = 2; |
1123 |
|
|
1124 |
|
if ((pParam->vol_flags & XVID_VOL_REDUCED_ENABLE)) { |
1125 |
|
vol_type_ind = VIDOBJLAY_TYPE_ART_SIMPLE; |
1126 |
|
} |
1127 |
|
|
1128 |
|
if ((pParam->vol_flags & XVID_VOL_QUARTERPEL) || |
1129 |
|
(pParam->vol_flags & XVID_VOL_GMC)) { |
1130 |
|
vol_type_ind = VIDOBJLAY_TYPE_ASP; |
1131 |
|
} |
1132 |
|
|
1133 |
|
// visual_object_sequence_start_code |
1134 |
|
// BitstreamPad(bs); |
1135 |
|
/* no padding here, anymore. You have to make sure that you are |
1136 |
|
byte aligned, and that always 1-8 padding bits have been written */ |
1137 |
|
|
1138 |
|
if (pParam->profile) { |
1139 |
|
BitstreamPutBits(bs, VISOBJSEQ_START_CODE, 32); |
1140 |
|
BitstreamPutBits(bs, pParam->profile, 8); |
1141 |
|
} |
1142 |
|
|
1143 |
|
// visual_object_start_code |
1144 |
|
BitstreamPad(bs); |
1145 |
|
BitstreamPutBits(bs, VISOBJ_START_CODE, 32); |
1146 |
|
BitstreamPutBits(bs, 0, 1); // is_visual_object_identifier |
1147 |
|
BitstreamPutBits(bs, VISOBJ_TYPE_VIDEO, 4); // visual_object_type |
1148 |
|
|
1149 |
// video object_start_code & vo_id |
// video object_start_code & vo_id |
1150 |
BitstreamPad(bs); |
BitstreamPad(bs); |
1151 |
BitstreamPutBits(bs, VO_START_CODE, 27); |
BitstreamPutBits(bs, VIDOBJ_START_CODE|(vo_id&0x5), 32); |
|
BitstreamPutBits(bs, 0, 5); |
|
1152 |
|
|
1153 |
// video_object_layer_start_code & vol_id |
// video_object_layer_start_code & vol_id |
1154 |
BitstreamPutBits(bs, VOL_START_CODE, 28); |
BitstreamPad(bs); |
1155 |
BitstreamPutBits(bs, 0, 4); |
BitstreamPutBits(bs, VIDOBJLAY_START_CODE|(vol_id&0x4), 32); |
1156 |
|
|
1157 |
BitstreamPutBit(bs, 0); // random_accessible_vol |
BitstreamPutBit(bs, 0); // random_accessible_vol |
1158 |
BitstreamPutBits(bs, 0, 8); // video_object_type_indication |
BitstreamPutBits(bs, vol_type_ind, 8); // video_object_type_indication |
1159 |
|
|
1160 |
if (vol_ver_id == 1) |
if (vol_ver_id == 1) |
1161 |
{ |
{ |
1194 |
|
|
1195 |
WRITE_MARKER(); |
WRITE_MARKER(); |
1196 |
|
|
1197 |
|
if (pParam->fincr>0) { |
1198 |
BitstreamPutBit(bs, 1); // fixed_vop_rate = 1 |
BitstreamPutBit(bs, 1); // fixed_vop_rate = 1 |
1199 |
BitstreamPutBits(bs, pParam->fincr, log2bin(pParam->fbase)); // fixed_vop_time_increment |
BitstreamPutBits(bs, pParam->fincr, log2bin(pParam->fbase)); // fixed_vop_time_increment |
1200 |
|
}else{ |
1201 |
|
BitstreamPutBit(bs, 0); // fixed_vop_rate = 0 |
1202 |
|
} |
1203 |
|
|
1204 |
WRITE_MARKER(); |
WRITE_MARKER(); |
1205 |
BitstreamPutBits(bs, pParam->width, 13); // width |
BitstreamPutBits(bs, pParam->width, 13); // width |
1207 |
BitstreamPutBits(bs, pParam->height, 13); // height |
BitstreamPutBits(bs, pParam->height, 13); // height |
1208 |
WRITE_MARKER(); |
WRITE_MARKER(); |
1209 |
|
|
1210 |
BitstreamPutBit(bs, frame->global_flags & XVID_INTERLACING); // interlace |
BitstreamPutBit(bs, pParam->vol_flags & XVID_VOL_INTERLACING); // interlace |
1211 |
BitstreamPutBit(bs, 1); // obmc_disable (overlapped block motion compensation) |
BitstreamPutBit(bs, 1); // obmc_disable (overlapped block motion compensation) |
1212 |
|
|
1213 |
if (vol_ver_id != 1) |
if (vol_ver_id != 1) |
1214 |
{ if (frame->global_flags & XVID_GMC) |
{ if ((pParam->vol_flags & XVID_VOL_GMC)) |
1215 |
{ BitstreamPutBits(bs, 2, 2); // sprite_enable=='GMC' |
{ BitstreamPutBits(bs, 2, 2); // sprite_enable=='GMC' |
1216 |
BitstreamPutBits(bs, 2, 6); // no_of_sprite_warping_points |
BitstreamPutBits(bs, 2, 6); // no_of_sprite_warping_points |
1217 |
BitstreamPutBits(bs, 3, 2); // sprite_warping_accuracy 0==1/2, 1=1/4, 2=1/8, 3=1/16 |
BitstreamPutBits(bs, 3, 2); // sprite_warping_accuracy 0==1/2, 1=1/4, 2=1/8, 3=1/16 |
1229 |
BitstreamPutBit(bs, 0); // not_8_bit |
BitstreamPutBit(bs, 0); // not_8_bit |
1230 |
|
|
1231 |
// quant_type 0=h.263 1=mpeg4(quantizer tables) |
// quant_type 0=h.263 1=mpeg4(quantizer tables) |
1232 |
BitstreamPutBit(bs, pParam->m_quant_type); |
BitstreamPutBit(bs, pParam->vol_flags & XVID_VOL_MPEGQUANT); |
1233 |
|
|
1234 |
if (pParam->m_quant_type) { |
if ((pParam->vol_flags & XVID_VOL_MPEGQUANT)) { |
1235 |
BitstreamPutBit(bs, get_intra_matrix_status()); // load_intra_quant_mat |
BitstreamPutBit(bs, get_intra_matrix_status()); // load_intra_quant_mat |
1236 |
if (get_intra_matrix_status()) { |
if (get_intra_matrix_status()) { |
1237 |
bs_put_matrix(bs, get_intra_matrix()); |
bs_put_matrix(bs, get_intra_matrix()); |
1245 |
} |
} |
1246 |
|
|
1247 |
if (vol_ver_id != 1) { |
if (vol_ver_id != 1) { |
1248 |
if (pParam->m_quarterpel) |
if ((pParam->vol_flags & XVID_VOL_QUARTERPEL)) |
1249 |
BitstreamPutBit(bs, 1); // quarterpel |
BitstreamPutBit(bs, 1); // quarterpel |
1250 |
else |
else |
1251 |
BitstreamPutBit(bs, 0); // no quarterpel |
BitstreamPutBit(bs, 0); // no quarterpel |
1259 |
{ |
{ |
1260 |
BitstreamPutBit(bs, 0); // newpred_enable |
BitstreamPutBit(bs, 0); // newpred_enable |
1261 |
|
|
1262 |
BitstreamPutBit(bs, (pParam->global & XVID_GLOBAL_REDUCED)?1:0); |
BitstreamPutBit(bs, (pParam->vol_flags & XVID_VOL_REDUCED_ENABLE)?1:0); |
1263 |
/* reduced_resolution_vop_enabled */ |
/* reduced_resolution_vop_enabled */ |
1264 |
} |
} |
1265 |
|
|
1266 |
BitstreamPutBit(bs, 0); // scalability |
BitstreamPutBit(bs, 0); // scalability |
1267 |
|
|
1268 |
|
/* fake divx5 id, to ensure compatibility with divx5 decoder */ |
1269 |
|
#define DIVX5_ID "DivX000b000p" |
1270 |
|
if (pParam->max_bframes > 0 && (pParam->global_flags & XVID_GLOBAL_PACKED)) { |
1271 |
|
BitstreamWriteUserData(bs, DIVX5_ID, strlen(DIVX5_ID)); |
1272 |
|
} |
1273 |
|
|
1274 |
|
/* xvid id */ |
1275 |
|
#define XVID_ID "XviD" XVID_BS_VERSION |
1276 |
|
BitstreamWriteUserData(bs, XVID_ID, strlen(XVID_ID)); |
1277 |
} |
} |
1278 |
|
|
1279 |
|
|
1289 |
{ |
{ |
1290 |
uint32_t i; |
uint32_t i; |
1291 |
|
|
1292 |
BitstreamPad(bs); |
// BitstreamPad(bs); |
1293 |
|
/* no padding here, anymore. You have to make sure that you are |
1294 |
|
byte aligned, and that always 1-8 padding bits have been written */ |
1295 |
|
|
1296 |
BitstreamPutBits(bs, VOP_START_CODE, 32); |
BitstreamPutBits(bs, VOP_START_CODE, 32); |
1297 |
|
|
1298 |
BitstreamPutBits(bs, frame->coding_type, 2); |
BitstreamPutBits(bs, frame->coding_type, 2); |
1324 |
if ( (frame->coding_type == P_VOP) || (frame->coding_type == S_VOP) ) |
if ( (frame->coding_type == P_VOP) || (frame->coding_type == S_VOP) ) |
1325 |
BitstreamPutBits(bs, frame->rounding_type, 1); |
BitstreamPutBits(bs, frame->rounding_type, 1); |
1326 |
|
|
1327 |
if ((pParam->global & XVID_GLOBAL_REDUCED)) |
if ((frame->vol_flags & XVID_VOL_REDUCED_ENABLE)) |
1328 |
BitstreamPutBit(bs, (frame->global_flags & XVID_REDUCED)?1:0); |
BitstreamPutBit(bs, (frame->vop_flags & XVID_VOP_REDUCED)?1:0); |
1329 |
|
|
1330 |
BitstreamPutBits(bs, 0, 3); // intra_dc_vlc_threshold |
BitstreamPutBits(bs, 0, 3); // intra_dc_vlc_threshold |
1331 |
|
|
1332 |
if (frame->global_flags & XVID_INTERLACING) { |
if ((frame->vol_flags & XVID_VOL_INTERLACING)) { |
1333 |
BitstreamPutBit(bs, (frame->global_flags & XVID_TOPFIELDFIRST)); |
BitstreamPutBit(bs, (frame->vop_flags & XVID_VOP_TOPFIELDFIRST)); |
1334 |
BitstreamPutBit(bs, (frame->global_flags & XVID_ALTERNATESCAN)); |
BitstreamPutBit(bs, (frame->vop_flags & XVID_VOP_ALTERNATESCAN)); |
1335 |
} |
} |
1336 |
|
|
1337 |
if (frame->coding_type == S_VOP) { |
if (frame->coding_type == S_VOP) { |
1338 |
if (1) { // no_of_sprite_warping_points>=1 |
if (1) { // no_of_sprite_warping_points>=1 (we use 2!) |
1339 |
if (pParam->m_quarterpel) |
int k; |
1340 |
bs_put_spritetrajectory(bs, frame->GMC_MV.x/2 ); // du[0] |
for (k=0;k<2;k++) |
1341 |
else |
{ |
1342 |
bs_put_spritetrajectory(bs, frame->GMC_MV.x ); // du[0] |
bs_put_spritetrajectory(bs, frame->warp.duv[k].x ); // du[k] |
1343 |
WRITE_MARKER(); |
WRITE_MARKER(); |
1344 |
|
|
1345 |
if (pParam->m_quarterpel) |
bs_put_spritetrajectory(bs, frame->warp.duv[k].y ); // dv[k] |
|
bs_put_spritetrajectory(bs, frame->GMC_MV.y/2 ); // dv[0] |
|
|
else |
|
|
bs_put_spritetrajectory(bs, frame->GMC_MV.y ); // dv[0] |
|
1346 |
WRITE_MARKER(); |
WRITE_MARKER(); |
1347 |
|
|
1348 |
|
if ((frame->vol_flags & XVID_VOL_QUARTERPEL)) |
|
if (pParam->m_quarterpel) |
|
1349 |
{ |
{ |
1350 |
DPRINTF(DPRINTF_HEADER,"sprite_warping_point[%i] xy=(%i,%i) *QPEL*", 0, frame->GMC_MV.x/2, frame->GMC_MV.y/2); |
DPRINTF(DPRINTF_HEADER,"sprite_warping_point[%i] xy=(%i,%i) *QPEL*", k, frame->warp.duv[k].x/2, frame->warp.duv[k].y/2); |
1351 |
} |
} |
1352 |
else |
else |
1353 |
{ |
{ |
1354 |
DPRINTF(DPRINTF_HEADER,"sprite_warping_point[%i] xy=(%i,%i)", 0, frame->GMC_MV.x, frame->GMC_MV.y); |
DPRINTF(DPRINTF_HEADER,"sprite_warping_point[%i] xy=(%i,%i)", k, frame->warp.duv[k].x, frame->warp.duv[k].y); |
1355 |
} |
} |
|
|
|
1356 |
} |
} |
|
/* GMC is halfpel in bitstream, even though GMC_MV was pseudo-qpel (2*halfpel) */ |
|
|
|
|
|
if (2) { // no_of_sprite_warping_points>=2 (for DivX5 compat) |
|
|
bs_put_spritetrajectory(bs, 0 ); |
|
|
WRITE_MARKER(); |
|
|
bs_put_spritetrajectory(bs, 0 ); |
|
|
WRITE_MARKER(); |
|
1357 |
} |
} |
|
// no support for brightness_change! |
|
1358 |
} |
} |
1359 |
|
|
1360 |
|
|