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 2002-09-03 17:25:18 chl Exp $ |
* $Id: encoder.c,v 1.76.2.5 2002-09-29 15:53:42 chl Exp $ |
43 |
* |
* |
44 |
****************************************************************************/ |
****************************************************************************/ |
45 |
|
|
70 |
#include "quant/quant_matrix.h" |
#include "quant/quant_matrix.h" |
71 |
#include "utils/mem_align.h" |
#include "utils/mem_align.h" |
72 |
|
|
|
#ifdef _SMP |
|
|
#include "motion/smp_motion_est.h" |
|
|
#endif |
|
73 |
/***************************************************************************** |
/***************************************************************************** |
74 |
* Local macros |
* Local macros |
75 |
****************************************************************************/ |
****************************************************************************/ |
91 |
bool force_inter, |
bool force_inter, |
92 |
bool vol_header); |
bool vol_header); |
93 |
|
|
|
#ifdef BFRAMES |
|
94 |
static void FrameCodeB(Encoder * pEnc, |
static void FrameCodeB(Encoder * pEnc, |
95 |
FRAMEINFO * frame, |
FRAMEINFO * frame, |
96 |
Bitstream * bs, |
Bitstream * bs, |
97 |
uint32_t * pBits); |
uint32_t * pBits); |
|
#endif |
|
98 |
|
|
99 |
/***************************************************************************** |
/***************************************************************************** |
100 |
* Local data |
* Local data |
233 |
|
|
234 |
pEnc->mbParam.m_quant_type = H263_QUANT; |
pEnc->mbParam.m_quant_type = H263_QUANT; |
235 |
|
|
|
#ifdef _SMP |
|
|
pEnc->mbParam.num_threads = MIN(pParam->num_threads, MAXNUMTHREADS); |
|
|
#endif |
|
|
|
|
236 |
pEnc->sStat.fMvPrevSigma = -1; |
pEnc->sStat.fMvPrevSigma = -1; |
237 |
|
|
238 |
/* Fill rate control parameters */ |
/* Fill rate control parameters */ |
267 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
268 |
image_null(&pEnc->sOriginal); |
image_null(&pEnc->sOriginal); |
269 |
#endif |
#endif |
270 |
#ifdef BFRAMES |
|
271 |
image_null(&pEnc->f_refh); |
image_null(&pEnc->f_refh); |
272 |
image_null(&pEnc->f_refv); |
image_null(&pEnc->f_refv); |
273 |
image_null(&pEnc->f_refhv); |
image_null(&pEnc->f_refhv); |
274 |
#endif |
|
275 |
image_null(&pEnc->current->image); |
image_null(&pEnc->current->image); |
276 |
image_null(&pEnc->reference->image); |
image_null(&pEnc->reference->image); |
277 |
image_null(&pEnc->vInterH); |
image_null(&pEnc->vInterH); |
286 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
287 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
288 |
#endif |
#endif |
289 |
#ifdef BFRAMES |
|
290 |
if (image_create |
if (image_create |
291 |
(&pEnc->f_refh, pEnc->mbParam.edged_width, |
(&pEnc->f_refh, pEnc->mbParam.edged_width, |
292 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
299 |
(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
300 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
301 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
302 |
#endif |
|
303 |
if (image_create |
if (image_create |
304 |
(&pEnc->current->image, pEnc->mbParam.edged_width, |
(&pEnc->current->image, pEnc->mbParam.edged_width, |
305 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
332 |
|
|
333 |
|
|
334 |
/* B Frames specific init */ |
/* B Frames specific init */ |
|
#ifdef BFRAMES |
|
335 |
|
|
336 |
pEnc->global = pParam->global; |
pEnc->global = pParam->global; |
337 |
pEnc->mbParam.max_bframes = pParam->max_bframes; |
pEnc->mbParam.max_bframes = pParam->max_bframes; |
410 |
pEnc->queue_tail = 0; |
pEnc->queue_tail = 0; |
411 |
pEnc->queue_size = 0; |
pEnc->queue_size = 0; |
412 |
|
|
413 |
|
pEnc->mbParam.m_stamp = 0; |
414 |
pEnc->mbParam.m_seconds = 0; |
; |
|
pEnc->mbParam.m_ticks = 0; |
|
415 |
pEnc->m_framenum = 0; |
pEnc->m_framenum = 0; |
|
pEnc->last_pframe = 0; |
|
|
pEnc->last_sync = 0; |
|
|
#endif |
|
416 |
|
|
417 |
pParam->handle = (void *) pEnc; |
pParam->handle = (void *) pEnc; |
418 |
|
|
431 |
/* |
/* |
432 |
* We handle all XVID_ERR_MEMORY here, this makes the code lighter |
* We handle all XVID_ERR_MEMORY here, this makes the code lighter |
433 |
*/ |
*/ |
434 |
#ifdef BFRAMES |
|
435 |
xvid_err_memory5: |
xvid_err_memory5: |
436 |
|
|
437 |
|
|
465 |
xvid_free(pEnc->bframes); |
xvid_free(pEnc->bframes); |
466 |
} |
} |
467 |
|
|
|
#endif |
|
|
|
|
468 |
xvid_err_memory3: |
xvid_err_memory3: |
469 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
470 |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
471 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
472 |
#endif |
#endif |
473 |
|
|
|
#ifdef BFRAMES |
|
474 |
image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width, |
475 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
476 |
image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width, |
477 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
478 |
image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
479 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
|
#endif |
|
480 |
|
|
481 |
image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
482 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
521 |
int |
int |
522 |
encoder_destroy(Encoder * pEnc) |
encoder_destroy(Encoder * pEnc) |
523 |
{ |
{ |
|
#ifdef BFRAMES |
|
524 |
int i; |
int i; |
|
#endif |
|
525 |
|
|
526 |
ENC_CHECK(pEnc); |
ENC_CHECK(pEnc); |
527 |
|
|
528 |
/* B Frames specific */ |
/* B Frames specific */ |
|
#ifdef BFRAMES |
|
529 |
if (pEnc->mbParam.max_bframes > 0) { |
if (pEnc->mbParam.max_bframes > 0) { |
530 |
|
|
531 |
for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
555 |
xvid_free(pEnc->bframes); |
xvid_free(pEnc->bframes); |
556 |
|
|
557 |
} |
} |
|
#endif |
|
558 |
|
|
559 |
/* All images, reference, current etc ... */ |
/* All images, reference, current etc ... */ |
560 |
|
|
572 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
573 |
image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
574 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
575 |
#ifdef BFRAMES |
|
576 |
image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width, |
577 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
578 |
image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width, |
579 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
580 |
image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
581 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
582 |
#endif |
|
583 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
584 |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
585 |
pEnc->mbParam.edged_height); |
pEnc->mbParam.edged_height); |
599 |
} |
} |
600 |
|
|
601 |
|
|
602 |
void inc_frame_num(Encoder * pEnc) |
static __inline void inc_frame_num(Encoder * pEnc) |
603 |
{ |
{ |
604 |
pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; |
pEnc->current->stamp = pEnc->mbParam.m_stamp; // first frame is zero |
605 |
|
pEnc->mbParam.m_stamp += pEnc->mbParam.fincr; |
|
#ifdef BFRAMES |
|
|
pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; |
|
|
if (pEnc->mbParam.m_ticks < pEnc->last_sync) |
|
|
pEnc->mbParam.m_seconds = 1; // more than 1 second since last I or P is not supported. |
|
|
else |
|
|
pEnc->mbParam.m_seconds = 0; |
|
|
|
|
|
if (pEnc->current->coding_type != B_VOP) |
|
|
pEnc->last_sync = pEnc->mbParam.m_ticks; |
|
|
#else |
|
|
|
|
|
pEnc->mbParam.m_seconds = pEnc->mbParam.m_ticks / pEnc->mbParam.fbase; |
|
|
pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; |
|
|
|
|
|
#endif |
|
|
|
|
606 |
} |
} |
607 |
|
|
608 |
|
|
609 |
#ifdef BFRAMES |
static __inline void |
610 |
void queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame) |
queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame) |
611 |
{ |
{ |
612 |
if (pEnc->queue_size >= pEnc->mbParam.max_bframes) |
if (pEnc->queue_size >= pEnc->mbParam.max_bframes) |
613 |
{ |
{ |
630 |
pEnc->queue_size++; |
pEnc->queue_size++; |
631 |
pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes; |
pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes; |
632 |
} |
} |
633 |
#endif |
|
634 |
|
static __inline void |
635 |
|
set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base) |
636 |
|
{ |
637 |
|
|
638 |
|
pCur->ticks = (int32_t)pCur->stamp % time_base; |
639 |
|
pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ; |
640 |
|
|
641 |
|
//HEAVY DEBUG OUTPUT remove when timecodes prove to be stable |
642 |
|
|
643 |
|
fprintf(stderr,"WriteVop: %d - %d \n", |
644 |
|
((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base)); |
645 |
|
fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n", |
646 |
|
pCur->coding_type, pCur->stamp, pRef->stamp, time_base); |
647 |
|
fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n", |
648 |
|
pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks); |
649 |
|
|
650 |
|
|
651 |
|
} |
652 |
|
|
653 |
|
|
654 |
|
|
655 |
|
|
656 |
|
|
|
#ifdef BFRAMES |
|
657 |
/***************************************************************************** |
/***************************************************************************** |
658 |
* IPB frame encoder entry point |
* IPB frame encoder entry point |
659 |
* |
* |
670 |
{ |
{ |
671 |
uint16_t x, y; |
uint16_t x, y; |
672 |
Bitstream bs; |
Bitstream bs; |
673 |
uint32_t bits; |
uint32_t bits, mode; |
674 |
|
|
675 |
int input_valid = 1; |
int input_valid = 1; |
676 |
|
|
748 |
pEnc->bframenum_head, pEnc->bframenum_tail, |
pEnc->bframenum_head, pEnc->bframenum_tail, |
749 |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
750 |
|
|
751 |
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
752 |
BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); |
BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); |
753 |
BitstreamPad(&bs); |
BitstreamPad(&bs); |
754 |
BitstreamPutBits(&bs, 0x7f, 8); |
BitstreamPutBits(&bs, 0x7f, 8); |
821 |
|
|
822 |
pFrame->intra = 0; |
pFrame->intra = 0; |
823 |
|
|
824 |
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
825 |
BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); // write N_VOP |
BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); // write N_VOP |
826 |
BitstreamPad(&bs); |
BitstreamPad(&bs); |
827 |
pFrame->length = BitstreamLength(&bs); |
pFrame->length = BitstreamLength(&bs); |
836 |
|
|
837 |
pEnc->flush_bframes = 0; |
pEnc->flush_bframes = 0; |
838 |
|
|
|
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
|
|
* Well there was a separation here so i put it in ANSI C |
|
|
* comment style :-) |
|
|
* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ |
|
|
|
|
839 |
emms(); |
emms(); |
840 |
|
|
841 |
// only inc frame num, adapt quant, etc. if we havent seen it before |
// only inc frame num, adapt quant, etc. if we havent seen it before |
859 |
pEnc->current->fcode = pEnc->mbParam.m_fcode; |
pEnc->current->fcode = pEnc->mbParam.m_fcode; |
860 |
pEnc->current->bcode = pEnc->mbParam.m_fcode; |
pEnc->current->bcode = pEnc->mbParam.m_fcode; |
861 |
|
|
|
pEnc->current->seconds = pEnc->mbParam.m_seconds; |
|
|
pEnc->current->ticks = pEnc->mbParam.m_ticks; |
|
|
|
|
862 |
inc_frame_num(pEnc); |
inc_frame_num(pEnc); |
863 |
|
|
864 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
917 |
if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || |
if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || |
918 |
(pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && |
(pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && |
919 |
pEnc->iFrameNum >= pEnc->iMaxKeyInterval) |
pEnc->iFrameNum >= pEnc->iMaxKeyInterval) |
920 |
|| image_mad(&pEnc->reference->image, &pEnc->current->image, |
|| /*image_mad(&pEnc->reference->image, &pEnc->current->image, |
921 |
pEnc->mbParam.edged_width, pEnc->mbParam.width, |
pEnc->mbParam.edged_width, pEnc->mbParam.width, |
922 |
pEnc->mbParam.height) > 30) { |
pEnc->mbParam.height) > 30) {*/ |
923 |
|
2 == (mode = MEanalysis(&pEnc->reference->image, &pEnc->current->image, |
924 |
|
&pEnc->mbParam, pEnc->current->mbs, pEnc->current->fcode))) { |
925 |
|
|
926 |
/* |
/* |
927 |
* This will be coded as an Intra Frame |
* This will be coded as an Intra Frame |
928 |
*/ |
*/ |
970 |
* NB : sequences like "IIBB" decode fine with msfdam but, |
* NB : sequences like "IIBB" decode fine with msfdam but, |
971 |
* go screwy with divx 5.00 |
* go screwy with divx 5.00 |
972 |
*/ |
*/ |
973 |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) { |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
974 |
/* |
/* |
975 |
* This will be coded as a Predicted Frame |
* This will be coded as a Predicted Frame |
976 |
*/ |
*/ |
1065 |
pFrame->length, pFrame->intra); |
pFrame->length, pFrame->intra); |
1066 |
} |
} |
1067 |
|
|
|
|
|
1068 |
stop_global_timer(); |
stop_global_timer(); |
1069 |
write_timer(); |
write_timer(); |
1070 |
|
|
1071 |
return XVID_ERR_OK; |
return XVID_ERR_OK; |
1072 |
} |
} |
1073 |
|
|
|
#endif |
|
|
|
|
1074 |
|
|
1075 |
|
|
1076 |
/***************************************************************************** |
/***************************************************************************** |
1108 |
|
|
1109 |
pEnc->current->global_flags = pFrame->general; |
pEnc->current->global_flags = pFrame->general; |
1110 |
pEnc->current->motion_flags = pFrame->motion; |
pEnc->current->motion_flags = pFrame->motion; |
|
pEnc->current->seconds = pEnc->mbParam.m_seconds; |
|
|
pEnc->current->ticks = pEnc->mbParam.m_ticks; |
|
1111 |
pEnc->mbParam.hint = &pFrame->hint; |
pEnc->mbParam.hint = &pFrame->hint; |
1112 |
|
|
1113 |
|
/* disable alternate scan flag if interlacing is not enabled */ |
1114 |
|
if ((pEnc->current->global_flags & XVID_ALTERNATESCAN) && |
1115 |
|
!(pEnc->current->global_flags & XVID_INTERLACING)) |
1116 |
|
{ |
1117 |
|
pEnc->current->global_flags -= XVID_ALTERNATESCAN; |
1118 |
|
} |
1119 |
|
|
1120 |
start_timer(); |
start_timer(); |
1121 |
if (image_input |
if (image_input |
1122 |
(&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height, |
(&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height, |
1496 |
pEnc->current->coding_type = I_VOP; |
pEnc->current->coding_type = I_VOP; |
1497 |
|
|
1498 |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
1499 |
#ifdef BFRAMES |
|
1500 |
#define DIVX501B481P "DivX501b481p" |
#define DIVX501B481P "DivX501b481p" |
1501 |
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
1502 |
BitstreamWriteUserData(bs, DIVX501B481P, strlen(DIVX501B481P)); |
BitstreamWriteUserData(bs, DIVX501B481P, strlen(DIVX501B481P)); |
1503 |
} |
} |
1504 |
#endif |
|
1505 |
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
1506 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
1507 |
|
|
1508 |
*pBits = BitstreamPos(bs); |
*pBits = BitstreamPos(bs); |
1552 |
|
|
1553 |
|
|
1554 |
#define INTRA_THRESHOLD 0.5 |
#define INTRA_THRESHOLD 0.5 |
1555 |
#define BFRAME_SKIP_THRESHHOLD 16 |
#define BFRAME_SKIP_THRESHHOLD 30 |
1556 |
|
|
1557 |
static int |
static int |
1558 |
FrameCodeP(Encoder * pEnc, |
FrameCodeP(Encoder * pEnc, |
1576 |
|
|
1577 |
start_timer(); |
start_timer(); |
1578 |
image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
1579 |
pEnc->mbParam.width, pEnc->mbParam.height, |
pEnc->mbParam.width, pEnc->mbParam.height); |
|
pEnc->current->global_flags & XVID_INTERLACING); |
|
1580 |
stop_edges_timer(); |
stop_edges_timer(); |
1581 |
|
|
1582 |
pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type; |
pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type; |
1602 |
start_timer(); |
start_timer(); |
1603 |
if (pEnc->current->global_flags & XVID_HINTEDME_SET) { |
if (pEnc->current->global_flags & XVID_HINTEDME_SET) { |
1604 |
HintedMESet(pEnc, &bIntra); |
HintedMESet(pEnc, &bIntra); |
1605 |
|
if (bIntra == 0) MotionEstimationHinted(&pEnc->mbParam, pEnc->current, pEnc->reference, |
1606 |
|
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV); |
1607 |
|
|
1608 |
} else { |
} else { |
1609 |
|
|
|
#ifdef _SMP |
|
|
if (pEnc->mbParam.num_threads > 1) |
|
|
bIntra = |
|
|
SMP_MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
|
|
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
|
|
iLimit); |
|
|
else |
|
|
#endif |
|
1610 |
bIntra = |
bIntra = |
1611 |
MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
1612 |
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
1615 |
} |
} |
1616 |
stop_motion_timer(); |
stop_motion_timer(); |
1617 |
|
|
1618 |
if (bIntra == 1) { |
if (bIntra == 1) return FrameCodeI(pEnc, bs, pBits); |
|
return FrameCodeI(pEnc, bs, pBits); |
|
|
} |
|
1619 |
|
|
1620 |
pEnc->current->coding_type = P_VOP; |
pEnc->current->coding_type = P_VOP; |
1621 |
|
|
1622 |
if (vol_header) |
if (vol_header) |
1623 |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
1624 |
|
|
1625 |
|
|
1626 |
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
1627 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
1628 |
|
|
1629 |
*pBits = BitstreamPos(bs); |
*pBits = BitstreamPos(bs); |
1630 |
|
|
1631 |
pEnc->sStat.iTextBits = 0; |
pEnc->sStat.iTextBits = pEnc->sStat.iMvSum = pEnc->sStat.iMvCount = |
|
pEnc->sStat.iMvSum = 0; |
|
|
pEnc->sStat.iMvCount = 0; |
|
1632 |
pEnc->sStat.kblks = pEnc->sStat.mblks = pEnc->sStat.ublks = 0; |
pEnc->sStat.kblks = pEnc->sStat.mblks = pEnc->sStat.ublks = 0; |
1633 |
|
|
1634 |
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
1663 |
|
|
1664 |
pMB->field_pred = 0; |
pMB->field_pred = 0; |
1665 |
|
|
1666 |
|
if (pMB->mode != MODE_NOT_CODED) |
1667 |
pMB->cbp = |
pMB->cbp = |
1668 |
MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, |
MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, |
1669 |
dct_codes, qcoeff); |
dct_codes, qcoeff); |
1691 |
|
|
1692 |
/* Finished processing the MB, now check if to CODE or SKIP */ |
/* Finished processing the MB, now check if to CODE or SKIP */ |
1693 |
|
|
1694 |
if (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && |
if ((pMB->mode == MODE_NOT_CODED) || |
1695 |
pMB->mvs[0].y == 0) { |
(pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && |
1696 |
|
pMB->mvs[0].y == 0 && pMB->dquant == NO_CHANGE)) { |
1697 |
|
|
1698 |
/* This is a candidate for SKIPping, but check intermediate B-frames first */ |
/* This is a candidate for SKIPping, but check intermediate B-frames first */ |
1699 |
|
|
|
#ifdef BFRAMES |
|
|
int iSAD=BFRAME_SKIP_THRESHHOLD; |
|
1700 |
int bSkip=1; |
int bSkip=1; |
1701 |
|
pMB->mode = MODE_NOT_CODED; |
1702 |
|
|
1703 |
for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) |
for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) |
1704 |
{ |
{ |
1705 |
|
int iSAD; |
1706 |
iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, |
iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, |
1707 |
pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, |
pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, |
1708 |
pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD); |
pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD); |
1709 |
if (iSAD >= BFRAME_SKIP_THRESHHOLD) |
if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) |
1710 |
{ bSkip = 0; |
{ bSkip = 0; |
1711 |
break; |
break; |
1712 |
} |
} |
1713 |
} |
} |
1714 |
if (!bSkip) |
if (!bSkip) |
1715 |
{ |
{ |
1716 |
if (pEnc->current->global_flags & XVID_GREYSCALE) |
VECTOR predMV; |
1717 |
{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0); |
1718 |
qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */ |
pMB->pmvs[0].x = -predMV.x; pMB->pmvs[0].y = -predMV.y; |
1719 |
qcoeff[5*64+0]=0; |
pMB->mode = MODE_INTER; |
1720 |
} |
pMB->cbp = 0; |
1721 |
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
|
pMB->cbp = 0x80; /* trick! so cbp!=0, but still nothing is written to bs */ |
|
1722 |
} |
} |
1723 |
else |
else MBSkip(bs); |
|
MBSkip(bs); |
|
|
|
|
|
#else |
|
|
MBSkip(bs); /* without B-frames, no precautions are needed */ |
|
|
|
|
|
#endif |
|
1724 |
|
|
1725 |
} else { |
} else { |
1726 |
if (pEnc->current->global_flags & XVID_GREYSCALE) |
if (pEnc->current->global_flags & XVID_GREYSCALE) |
1764 |
|
|
1765 |
pEnc->sStat.fMvPrevSigma = fSigma; |
pEnc->sStat.fMvPrevSigma = fSigma; |
1766 |
|
|
1767 |
#ifdef BFRAMES |
#ifdef FRAMEDROP |
1768 |
/* frame drop code */ |
/* frame drop code */ |
1769 |
// DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->sStat.kblks, pEnc->sStat.mblks, pEnc->sStat.ublks); |
// DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->sStat.kblks, pEnc->sStat.mblks, pEnc->sStat.ublks); |
1770 |
if (pEnc->sStat.kblks + pEnc->sStat.mblks < |
if (pEnc->sStat.kblks + pEnc->sStat.mblks < |
1774 |
pEnc->sStat.ublks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height; |
pEnc->sStat.ublks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height; |
1775 |
|
|
1776 |
BitstreamReset(bs); |
BitstreamReset(bs); |
1777 |
|
|
1778 |
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
1779 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0); |
1780 |
|
|
1781 |
// copy reference frame details into the current frame |
// copy reference frame details into the current frame |
1792 |
|
|
1793 |
*pBits = BitstreamPos(bs) - *pBits; |
*pBits = BitstreamPos(bs) - *pBits; |
1794 |
|
|
|
#ifdef BFRAMES |
|
|
pEnc->time_pp = ((int32_t)pEnc->mbParam.fbase - (int32_t)pEnc->last_pframe + (int32_t)pEnc->current->ticks) % |
|
|
(int32_t)pEnc->mbParam.fbase; |
|
|
pEnc->last_pframe = pEnc->current->ticks; |
|
|
#endif |
|
|
|
|
1795 |
return 0; // inter |
return 0; // inter |
1796 |
} |
} |
1797 |
|
|
1798 |
|
|
1799 |
#ifdef BFRAMES |
static __inline void |
|
static void |
|
1800 |
FrameCodeB(Encoder * pEnc, |
FrameCodeB(Encoder * pEnc, |
1801 |
FRAMEINFO * frame, |
FRAMEINFO * frame, |
1802 |
Bitstream * bs, |
Bitstream * bs, |
1805 |
int16_t dct_codes[6 * 64]; |
int16_t dct_codes[6 * 64]; |
1806 |
int16_t qcoeff[6 * 64]; |
int16_t qcoeff[6 * 64]; |
1807 |
uint32_t x, y; |
uint32_t x, y; |
|
VECTOR forward; |
|
|
VECTOR backward; |
|
1808 |
|
|
1809 |
IMAGE *f_ref = &pEnc->reference->image; |
IMAGE *f_ref = &pEnc->reference->image; |
1810 |
IMAGE *b_ref = &pEnc->current->image; |
IMAGE *b_ref = &pEnc->current->image; |
1824 |
// forward |
// forward |
1825 |
image_setedges(f_ref, pEnc->mbParam.edged_width, |
image_setedges(f_ref, pEnc->mbParam.edged_width, |
1826 |
pEnc->mbParam.edged_height, pEnc->mbParam.width, |
pEnc->mbParam.edged_height, pEnc->mbParam.width, |
1827 |
pEnc->mbParam.height, |
pEnc->mbParam.height); |
|
frame->global_flags & XVID_INTERLACING); |
|
1828 |
start_timer(); |
start_timer(); |
1829 |
image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
1830 |
pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
1834 |
// backward |
// backward |
1835 |
image_setedges(b_ref, pEnc->mbParam.edged_width, |
image_setedges(b_ref, pEnc->mbParam.edged_width, |
1836 |
pEnc->mbParam.edged_height, pEnc->mbParam.width, |
pEnc->mbParam.edged_height, pEnc->mbParam.width, |
1837 |
pEnc->mbParam.height, |
pEnc->mbParam.height); |
|
frame->global_flags & XVID_INTERLACING); |
|
1838 |
start_timer(); |
start_timer(); |
1839 |
image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
1840 |
pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
1842 |
stop_inter_timer(); |
stop_inter_timer(); |
1843 |
|
|
1844 |
start_timer(); |
start_timer(); |
1845 |
|
|
1846 |
MotionEstimationBVOP(&pEnc->mbParam, frame, |
MotionEstimationBVOP(&pEnc->mbParam, frame, |
1847 |
((int32_t)pEnc->mbParam.fbase + pEnc->last_pframe - frame->ticks) % pEnc->mbParam.fbase, |
((int32_t)(pEnc->current->stamp - frame->stamp)), // time_bp |
1848 |
pEnc->time_pp, |
((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), // time_pp |
1849 |
pEnc->reference->mbs, f_ref, |
pEnc->reference->mbs, f_ref, |
1850 |
&pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
&pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
1851 |
pEnc->current->mbs, b_ref, &pEnc->vInterH, |
pEnc->current->mbs, b_ref, &pEnc->vInterH, |
1860 |
} */ |
} */ |
1861 |
|
|
1862 |
frame->coding_type = B_VOP; |
frame->coding_type = B_VOP; |
1863 |
|
|
1864 |
|
set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase); |
1865 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1); |
1866 |
|
|
1867 |
*pBits = BitstreamPos(bs); |
*pBits = BitstreamPos(bs); |
1873 |
|
|
1874 |
|
|
1875 |
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
|
// reset prediction |
|
|
|
|
|
forward.x = 0; |
|
|
forward.y = 0; |
|
|
backward.x = 0; |
|
|
backward.y = 0; |
|
|
|
|
1876 |
for (x = 0; x < pEnc->mbParam.mb_width; x++) { |
for (x = 0; x < pEnc->mbParam.mb_width; x++) { |
1877 |
MACROBLOCK *f_mb = |
MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width]; |
1878 |
&pEnc->reference->mbs[x + y * pEnc->mbParam.mb_width]; |
int direction = pEnc->global & XVID_ALTERNATESCAN ? 2 : 0; |
|
MACROBLOCK *b_mb = |
|
|
&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; |
|
|
MACROBLOCK *mb = &frame->mbs[x + y * pEnc->mbParam.mb_width]; |
|
1879 |
|
|
1880 |
// decoder ignores mb when refence block is INTER(0,0), CBP=0 |
// decoder ignores mb when refence block is INTER(0,0), CBP=0 |
1881 |
if (mb->mode == MODE_NOT_CODED) { |
if (mb->mode == MODE_NOT_CODED) { |
1882 |
mb->mvs[0].x = 0; |
//mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; |
|
mb->mvs[0].y = 0; |
|
|
|
|
|
mb->cbp = 0; |
|
|
#ifdef BFRAMES_DEC_DEBUG |
|
|
BFRAME_DEBUG |
|
|
#endif |
|
1883 |
continue; |
continue; |
1884 |
} |
} |
1885 |
|
|
1886 |
|
if (mb->mode != MODE_DIRECT_NONE_MV) { |
1887 |
MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image, |
MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image, |
1888 |
f_ref, &pEnc->f_refh, &pEnc->f_refv, |
f_ref, &pEnc->f_refh, &pEnc->f_refv, |
1889 |
&pEnc->f_refhv, b_ref, &pEnc->vInterH, |
&pEnc->f_refhv, b_ref, &pEnc->vInterH, |
1890 |
&pEnc->vInterV, &pEnc->vInterHV, |
&pEnc->vInterV, &pEnc->vInterHV, |
1891 |
dct_codes); |
dct_codes); |
1892 |
|
|
1893 |
|
if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT; |
1894 |
mb->quant = frame->quant; |
mb->quant = frame->quant; |
1895 |
|
|
1896 |
mb->cbp = |
mb->cbp = |
1897 |
MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, dct_codes, qcoeff); |
MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, dct_codes, qcoeff); |
|
//mb->cbp = MBTransQuantBVOP(&pEnc->mbParam, x, y, dct_codes, qcoeff, &frame->image, frame->quant); |
|
1898 |
|
|
1899 |
if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0) |
if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0) |
1900 |
&& (mb->deltamv.x == 0) && (mb->deltamv.y == 0) ) { |
&& (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) { |
1901 |
mb->mode = MODE_DIRECT_NONE_MV; // skipped |
mb->mode = MODE_DIRECT_NONE_MV; // skipped |
1902 |
} |
} |
|
|
|
|
/* update predictors for forward and backward vectors */ |
|
|
if (mb->mode == MODE_INTERPOLATE || mb->mode == MODE_FORWARD) { |
|
|
mb->pmvs[0].x = mb->mvs[0].x - forward.x; |
|
|
mb->pmvs[0].y = mb->mvs[0].y - forward.y; |
|
|
forward.x = mb->mvs[0].x; |
|
|
forward.y = mb->mvs[0].y; |
|
|
} |
|
|
|
|
|
if (mb->mode == MODE_INTERPOLATE || mb->mode == MODE_BACKWARD) { |
|
|
mb->b_pmvs[0].x = mb->b_mvs[0].x - backward.x; |
|
|
mb->b_pmvs[0].y = mb->b_mvs[0].y - backward.y; |
|
|
backward.x = mb->b_mvs[0].x; |
|
|
backward.y = mb->b_mvs[0].y; |
|
1903 |
} |
} |
1904 |
|
|
|
// DPRINTF("%05i : [%i %i] M=%i CBP=%i MVS=%i,%i forward=%i,%i", pEnc->m_framenum, x, y, mb->mode, mb->cbp, mb->mvs[0].x, mb->mvs[0].y, forward.x, forward.y); |
|
|
|
|
1905 |
#ifdef BFRAMES_DEC_DEBUG |
#ifdef BFRAMES_DEC_DEBUG |
1906 |
BFRAME_DEBUG |
BFRAME_DEBUG |
1907 |
#endif |
#endif |
1908 |
start_timer(); |
start_timer(); |
1909 |
MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs, |
MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs, |
1910 |
&pEnc->sStat); |
&pEnc->sStat, direction); |
1911 |
stop_coding_timer(); |
stop_coding_timer(); |
1912 |
} |
} |
1913 |
} |
} |
1926 |
} |
} |
1927 |
#endif |
#endif |
1928 |
} |
} |
|
#endif |
|
1929 |
|
|
1930 |
|
|
1931 |
/* in case internal output is needed somewhere... */ |
/* in case internal output is needed somewhere... */ |