40 |
#include "bitstream/bitstream.h" |
#include "bitstream/bitstream.h" |
41 |
#include "bitstream/mbcoding.h" |
#include "bitstream/mbcoding.h" |
42 |
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43 |
#include "quant/quant_h263.h" |
#include "quant/quant.h" |
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#include "quant/quant_mpeg4.h" |
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44 |
#include "dct/idct.h" |
#include "dct/idct.h" |
45 |
#include "dct/fdct.h" |
#include "dct/fdct.h" |
46 |
#include "utils/mem_transfer.h" |
#include "utils/mem_transfer.h" |
168 |
{ |
{ |
169 |
DECODER *dec; |
DECODER *dec; |
170 |
|
|
171 |
if (XVID_MAJOR(create->version) != 1) /* v1.x.x */ |
if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */ |
172 |
return XVID_ERR_VERSION; |
return XVID_ERR_VERSION; |
173 |
|
|
174 |
dec = xvid_malloc(sizeof(DECODER), CACHE_LINE); |
dec = xvid_malloc(sizeof(DECODER), CACHE_LINE); |
326 |
|
|
327 |
start_timer(); |
start_timer(); |
328 |
if (dec->quant_type == 0) { |
if (dec->quant_type == 0) { |
329 |
dequant_intra(&data[i * 64], &block[i * 64], iQuant, iDcScaler); |
dequant_h263_intra(&data[i * 64], &block[i * 64], iQuant, iDcScaler); |
330 |
} else { |
} else { |
331 |
dequant4_intra(&data[i * 64], &block[i * 64], iQuant, iDcScaler); |
dequant_mpeg_intra(&data[i * 64], &block[i * 64], iQuant, iDcScaler); |
332 |
} |
} |
333 |
stop_iquant_timer(); |
stop_iquant_timer(); |
334 |
|
|
532 |
|
|
533 |
start_timer(); |
start_timer(); |
534 |
if (dec->quant_type == 0) { |
if (dec->quant_type == 0) { |
535 |
dequant_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_h263_inter(&data[i * 64], &block[i * 64], iQuant); |
536 |
} else { |
} else { |
537 |
dequant4_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_mpeg_inter(&data[i * 64], &block[i * 64], iQuant); |
538 |
} |
} |
539 |
stop_iquant_timer(); |
stop_iquant_timer(); |
540 |
|
|
657 |
|
|
658 |
start_timer(); |
start_timer(); |
659 |
if (dec->quant_type == 0) { |
if (dec->quant_type == 0) { |
660 |
dequant_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_h263_inter(&data[i * 64], &block[i * 64], iQuant); |
661 |
} else { |
} else { |
662 |
dequant4_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_mpeg_inter(&data[i * 64], &block[i * 64], iQuant); |
663 |
} |
} |
664 |
stop_iquant_timer(); |
stop_iquant_timer(); |
665 |
|
|
914 |
|
|
915 |
intra = (mb->mode == MODE_INTRA || mb->mode == MODE_INTRA_Q); |
intra = (mb->mode == MODE_INTRA || mb->mode == MODE_INTRA_Q); |
916 |
|
|
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if (intra) { |
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acpred_flag = BitstreamGetBit(bs); |
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} |
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|
917 |
if (gmc_warp && (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q)) |
if (gmc_warp && (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q)) |
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{ |
|
918 |
mcsel = BitstreamGetBit(bs); |
mcsel = BitstreamGetBit(bs); |
919 |
} |
|
920 |
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if (intra) |
921 |
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acpred_flag = BitstreamGetBit(bs); |
922 |
|
|
923 |
cbpy = get_cbpy(bs, intra); |
cbpy = get_cbpy(bs, intra); |
924 |
DPRINTF(XVID_DEBUG_MB, "cbpy %i mcsel %i \n", cbpy,mcsel); |
DPRINTF(XVID_DEBUG_MB, "cbpy %i mcsel %i \n", cbpy,mcsel); |
939 |
mb->quant = quant; |
mb->quant = quant; |
940 |
|
|
941 |
if (dec->interlacing) { |
if (dec->interlacing) { |
942 |
if (cbp || intra) { |
if ((cbp || intra) && !mcsel) { |
943 |
mb->field_dct = BitstreamGetBit(bs); |
mb->field_dct = BitstreamGetBit(bs); |
944 |
DPRINTF(XVID_DEBUG_MB,"decp: field_dct: %i\n", mb->field_dct); |
DPRINTF(XVID_DEBUG_MB,"decp: field_dct: %i\n", mb->field_dct); |
945 |
} |
} |
1204 |
|
|
1205 |
start_timer(); |
start_timer(); |
1206 |
if (dec->quant_type == 0) { |
if (dec->quant_type == 0) { |
1207 |
dequant_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_h263_inter(&data[i * 64], &block[i * 64], iQuant); |
1208 |
} else { |
} else { |
1209 |
dequant4_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_mpeg_inter(&data[i * 64], &block[i * 64], iQuant); |
1210 |
} |
} |
1211 |
stop_iquant_timer(); |
stop_iquant_timer(); |
1212 |
|
|
1444 |
|
|
1445 |
start_timer(); |
start_timer(); |
1446 |
if (dec->quant_type == 0) { |
if (dec->quant_type == 0) { |
1447 |
dequant_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_h263_inter(&data[i * 64], &block[i * 64], iQuant); |
1448 |
} else { |
} else { |
1449 |
dequant4_inter(&data[i * 64], &block[i * 64], iQuant); |
dequant_mpeg_inter(&data[i * 64], &block[i * 64], iQuant); |
1450 |
} |
} |
1451 |
stop_iquant_timer(); |
stop_iquant_timer(); |
1452 |
|
|
1599 |
quant = 1; |
quant = 1; |
1600 |
} |
} |
1601 |
} |
} |
1602 |
|
|
1603 |
|
if (dec->interlacing) { |
1604 |
|
if (mb->cbp) { |
1605 |
|
mb->field_dct = BitstreamGetBit(bs); |
1606 |
|
DPRINTF(XVID_DEBUG_MB,"decp: field_dct: %i\n", mb->field_dct); |
1607 |
|
} |
1608 |
|
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1609 |
|
if (mb->mb_type) { |
1610 |
|
mb->field_pred = BitstreamGetBit(bs); |
1611 |
|
DPRINTF(XVID_DEBUG_MB, "decp: field_pred: %i\n", mb->field_pred); |
1612 |
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1613 |
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if (mb->field_pred) { |
1614 |
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mb->field_for_top = BitstreamGetBit(bs); |
1615 |
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DPRINTF(XVID_DEBUG_MB,"decp: field_for_top: %i\n", mb->field_for_top); |
1616 |
|
mb->field_for_bot = BitstreamGetBit(bs); |
1617 |
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DPRINTF(XVID_DEBUG_MB,"decp: field_for_bot: %i\n", mb->field_for_bot); |
1618 |
|
} |
1619 |
|
} |
1620 |
|
} |
1621 |
|
|
1622 |
} else { |
} else { |
1623 |
mb->mb_type = MODE_DIRECT_NONE_MV; |
mb->mb_type = MODE_DIRECT_NONE_MV; |
1624 |
mb->cbp = 0; |
mb->cbp = 0; |
1747 |
WARPPOINTS gmc_warp; |
WARPPOINTS gmc_warp; |
1748 |
int coding_type; |
int coding_type; |
1749 |
int success, output, seen_something; |
int success, output, seen_something; |
|
idctFuncPtr idct_save; |
|
1750 |
|
|
1751 |
if (XVID_MAJOR(frame->version) != 1 || (stats && XVID_MAJOR(stats->version) != 1)) /* v1.x.x */ |
if (XVID_VERSION_MAJOR(frame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */ |
1752 |
return XVID_ERR_VERSION; |
return XVID_ERR_VERSION; |
1753 |
|
|
1754 |
start_global_timer(); |
start_global_timer(); |
1792 |
success = 0; |
success = 0; |
1793 |
output = 0; |
output = 0; |
1794 |
seen_something = 0; |
seen_something = 0; |
|
idct_save = idct; |
|
1795 |
|
|
1796 |
repeat: |
repeat: |
1797 |
|
|
1833 |
|
|
1834 |
dec->p_bmv.x = dec->p_bmv.y = dec->p_fmv.y = dec->p_fmv.y = 0; /* init pred vector to 0 */ |
dec->p_bmv.x = dec->p_bmv.y = dec->p_fmv.y = dec->p_fmv.y = 0; /* init pred vector to 0 */ |
1835 |
|
|
|
#if defined(ARCH_IS_IA32) |
|
|
/* |
|
|
* /!\ Ugly hack /!\ |
|
|
* IA32: Prior to xvid bitstream 10, we were using Walten's mmx/xmm idct |
|
|
*/ |
|
|
if((idct == simple_idct_mmx) && (dec->bs_version < 10)) |
|
|
idct = idct_mmx; |
|
|
#endif |
|
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|
|
1836 |
/* packed_mode: special-N_VOP treament */ |
/* packed_mode: special-N_VOP treament */ |
1837 |
if (dec->packed_mode && coding_type == N_VOP) |
if (dec->packed_mode && coding_type == N_VOP) |
1838 |
{ |
{ |
1961 |
emms(); |
emms(); |
1962 |
stop_global_timer(); |
stop_global_timer(); |
1963 |
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|
|
idct = idct_save; |
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|
1964 |
return BitstreamPos(&bs) / 8; /* number of bytes consumed */ |
return BitstreamPos(&bs) / 8; /* number of bytes consumed */ |
1965 |
} |
} |