39 |
* MinChen <chenm001@163.com> |
* MinChen <chenm001@163.com> |
40 |
* 14.04.2002 added FrameCodeB() |
* 14.04.2002 added FrameCodeB() |
41 |
* |
* |
42 |
* $Id: encoder.c,v 1.76.2.18 2002-11-12 14:44:53 syskin Exp $ |
* $Id: encoder.c,v 1.76.2.23 2002-11-28 14:45:21 syskin Exp $ |
43 |
* |
* |
44 |
****************************************************************************/ |
****************************************************************************/ |
45 |
|
|
327 |
pEnc->global = pParam->global; |
pEnc->global = pParam->global; |
328 |
pEnc->mbParam.max_bframes = pParam->max_bframes; |
pEnc->mbParam.max_bframes = pParam->max_bframes; |
329 |
pEnc->bquant_ratio = pParam->bquant_ratio; |
pEnc->bquant_ratio = pParam->bquant_ratio; |
330 |
|
pEnc->bquant_offset = pParam->bquant_offset; |
331 |
pEnc->frame_drop_ratio = pParam->frame_drop_ratio; |
pEnc->frame_drop_ratio = pParam->frame_drop_ratio; |
332 |
pEnc->bframes = NULL; |
pEnc->bframes = NULL; |
333 |
|
|
729 |
|
|
730 |
BitstreamPad(&bs); |
BitstreamPad(&bs); |
731 |
pFrame->length = BitstreamLength(&bs); |
pFrame->length = BitstreamLength(&bs); |
732 |
pFrame->intra = 0; |
pFrame->intra = 2; |
733 |
|
|
734 |
if (input_valid) |
if (input_valid) |
735 |
queue_image(pEnc, pFrame); |
queue_image(pEnc, pFrame); |
764 |
pEnc->current->seconds = tmp; |
pEnc->current->seconds = tmp; |
765 |
|
|
766 |
pFrame->length = BitstreamLength(&bs); |
pFrame->length = BitstreamLength(&bs); |
767 |
pFrame->intra = 0; |
pFrame->intra = 4; |
768 |
|
|
769 |
if (input_valid) |
if (input_valid) |
770 |
queue_image(pEnc, pFrame); |
queue_image(pEnc, pFrame); |
840 |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
841 |
|
|
842 |
BitstreamPutBits(&bs, 0x7f, 8); |
BitstreamPutBits(&bs, 0x7f, 8); |
843 |
pFrame->intra = 0; |
pFrame->intra = 5; |
844 |
} |
} |
845 |
|
|
846 |
pFrame->length = BitstreamLength(&bs); |
pFrame->length = BitstreamLength(&bs); |
926 |
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
927 |
* ivop/pvop/bvop selection |
* ivop/pvop/bvop selection |
928 |
* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ |
* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ |
929 |
|
pEnc->iFrameNum++; |
930 |
|
|
931 |
if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || |
if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || |
932 |
(pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && |
(pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && |
939 |
/* |
/* |
940 |
* This will be coded as an Intra Frame |
* This will be coded as an Intra Frame |
941 |
*/ |
*/ |
942 |
|
if ((pEnc->current->global_flags & XVID_QUARTERPEL)) |
943 |
|
pEnc->mbParam.m_quarterpel = 1; |
944 |
|
else |
945 |
|
pEnc->mbParam.m_quarterpel = 0; |
946 |
|
|
947 |
|
if (pEnc->current->global_flags & XVID_MPEGQUANT) pEnc->mbParam.m_quant_type = MPEG4_QUANT; |
948 |
|
|
949 |
|
if ((pEnc->current->global_flags & XVID_CUSTOM_QMATRIX) > 0) { |
950 |
|
if (pFrame->quant_intra_matrix != NULL) |
951 |
|
set_intra_matrix(pFrame->quant_intra_matrix); |
952 |
|
if (pFrame->quant_inter_matrix != NULL) |
953 |
|
set_inter_matrix(pFrame->quant_inter_matrix); |
954 |
|
} |
955 |
|
|
956 |
|
|
957 |
DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", |
DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", |
958 |
pEnc->bframenum_head, pEnc->bframenum_tail, |
pEnc->bframenum_head, pEnc->bframenum_tail, |
1000 |
* go screwy with divx 5.00 |
* go screwy with divx 5.00 |
1001 |
*/ |
*/ |
1002 |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
1003 |
|
// } else if (pFrame->intra == 0 || pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
1004 |
/* |
/* |
1005 |
* This will be coded as a Predicted Frame |
* This will be coded as a Predicted Frame |
1006 |
*/ |
*/ |
1034 |
} |
} |
1035 |
|
|
1036 |
if (pFrame->bquant < 1) { |
if (pFrame->bquant < 1) { |
1037 |
pEnc->current->quant = |
pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) * |
1038 |
((pEnc->reference->quant + |
pEnc->bquant_ratio) / 2) + pEnc->bquant_offset)/100; |
1039 |
pEnc->current->quant) * pEnc->bquant_ratio) / 200; |
|
1040 |
} else { |
} else { |
1041 |
pEnc->current->quant = pFrame->bquant; |
pEnc->current->quant = pFrame->bquant; |
1042 |
} |
} |
1043 |
|
|
1044 |
if (pEnc->current->quant < 1) |
if (pEnc->current->quant < 1) |
1045 |
pEnc->current->quant = 1; |
pEnc->current->quant = 1; |
1046 |
|
else if (pEnc->current->quant > 31) |
|
if (pEnc->current->quant > 31) |
|
1047 |
pEnc->current->quant = 31; |
pEnc->current->quant = 31; |
1048 |
|
|
|
|
|
1049 |
DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n", |
DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n", |
1050 |
pEnc->bframenum_head, pEnc->bframenum_tail, |
pEnc->bframenum_head, pEnc->bframenum_tail, |
1051 |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant); |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant); |
1052 |
|
|
|
|
|
|
|
|
1053 |
/* store frame into bframe buffer & swap ref back to current */ |
/* store frame into bframe buffer & swap ref back to current */ |
1054 |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
1055 |
SWAP(pEnc->current, pEnc->reference); |
SWAP(pEnc->current, pEnc->reference); |
1056 |
|
|
1057 |
pEnc->bframenum_tail++; |
pEnc->bframenum_tail++; |
1058 |
|
|
1059 |
pFrame->intra = 0; |
// bframe report by koepi |
1060 |
|
pFrame->intra = 2; |
1061 |
pFrame->length = 0; |
pFrame->length = 0; |
1062 |
|
|
1063 |
input_valid = 0; |
input_valid = 0; |
1064 |
goto bvop_loop; |
goto bvop_loop; |
1065 |
} |
} |
1066 |
|
|
|
pEnc->iFrameNum++; |
|
|
|
|
1067 |
BitstreamPad(&bs); |
BitstreamPad(&bs); |
1068 |
pFrame->length = BitstreamLength(&bs); |
pFrame->length = BitstreamLength(&bs); |
1069 |
|
|