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 1.76.2.19 2002-11-19 13:03:57 syskin Exp $ |
* $Id: encoder.c,v 1.76.2.20 2002-11-19 13:21:25 suxen_drol 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); |
927 |
* ivop/pvop/bvop selection |
* ivop/pvop/bvop selection |
928 |
* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ |
* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ |
929 |
|
|
|
|
|
930 |
if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || |
if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || |
931 |
(pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && |
(pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && |
932 |
pEnc->iFrameNum >= pEnc->iMaxKeyInterval) |
pEnc->iFrameNum >= pEnc->iMaxKeyInterval) |
989 |
* go screwy with divx 5.00 |
* go screwy with divx 5.00 |
990 |
*/ |
*/ |
991 |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
992 |
|
// } else if (pFrame->intra == 0 || pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
993 |
/* |
/* |
994 |
* This will be coded as a Predicted Frame |
* This will be coded as a Predicted Frame |
995 |
*/ |
*/ |
1023 |
} |
} |
1024 |
|
|
1025 |
if (pFrame->bquant < 1) { |
if (pFrame->bquant < 1) { |
1026 |
pEnc->current->quant = |
pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) * |
1027 |
((pEnc->reference->quant + |
pEnc->bquant_ratio) / 2) + pEnc->bquant_offset)/100; |
1028 |
pEnc->current->quant) * pEnc->bquant_ratio) / 200; |
|
1029 |
} else { |
} else { |
1030 |
pEnc->current->quant = pFrame->bquant; |
pEnc->current->quant = pFrame->bquant; |
1031 |
} |
} |
1032 |
|
|
1033 |
if (pEnc->current->quant < 1) |
if (pEnc->current->quant < 1) |
1034 |
pEnc->current->quant = 1; |
pEnc->current->quant = 1; |
1035 |
|
else if (pEnc->current->quant > 31) |
|
if (pEnc->current->quant > 31) |
|
1036 |
pEnc->current->quant = 31; |
pEnc->current->quant = 31; |
1037 |
|
|
|
|
|
1038 |
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", |
1039 |
pEnc->bframenum_head, pEnc->bframenum_tail, |
pEnc->bframenum_head, pEnc->bframenum_tail, |
1040 |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant); |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant); |
1041 |
|
|
|
|
|
|
|
|
1042 |
/* store frame into bframe buffer & swap ref back to current */ |
/* store frame into bframe buffer & swap ref back to current */ |
1043 |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
1044 |
SWAP(pEnc->current, pEnc->reference); |
SWAP(pEnc->current, pEnc->reference); |
1045 |
|
|
1046 |
pEnc->bframenum_tail++; |
pEnc->bframenum_tail++; |
1047 |
|
|
1048 |
pFrame->intra = 0; |
// bframe report by koepi |
1049 |
|
pFrame->intra = 2; |
1050 |
pFrame->length = 0; |
pFrame->length = 0; |
1051 |
|
|
1052 |
input_valid = 0; |
input_valid = 0; |