43 |
* |
* |
44 |
****************************************************************************/ |
****************************************************************************/ |
45 |
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46 |
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47 |
#include <stdlib.h> |
#include <stdlib.h> |
48 |
#include <stdio.h> |
#include <stdio.h> |
49 |
#include <math.h> |
#include <math.h> |
56 |
#include "image/image.h" |
#include "image/image.h" |
57 |
#ifdef BFRAMES |
#ifdef BFRAMES |
58 |
#include "image/font.h" |
#include "image/font.h" |
59 |
|
#include "motion/sad.h" |
60 |
#endif |
#endif |
61 |
#include "motion/motion.h" |
#include "motion/motion.h" |
62 |
#include "bitstream/cbp.h" |
#include "bitstream/cbp.h" |
424 |
pEnc->mbParam.m_seconds = 0; |
pEnc->mbParam.m_seconds = 0; |
425 |
pEnc->mbParam.m_ticks = 0; |
pEnc->mbParam.m_ticks = 0; |
426 |
pEnc->m_framenum = 0; |
pEnc->m_framenum = 0; |
427 |
pEnc->last_pframe = 1; |
pEnc->last_pframe = 0; |
428 |
#endif |
#endif |
429 |
|
|
430 |
pParam->handle = (void *) pEnc; |
pParam->handle = (void *) pEnc; |
623 |
#ifdef BFRAMES |
#ifdef BFRAMES |
624 |
void inc_frame_num(Encoder * pEnc) |
void inc_frame_num(Encoder * pEnc) |
625 |
{ |
{ |
|
pEnc->iFrameNum++; |
|
626 |
pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; |
pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; |
627 |
|
|
628 |
pEnc->mbParam.m_seconds = pEnc->mbParam.m_ticks / pEnc->mbParam.fbase; |
pEnc->mbParam.m_seconds = pEnc->mbParam.m_ticks / pEnc->mbParam.fbase; |
854 |
else |
else |
855 |
pEnc->current->quant = pFrame->quant; |
pEnc->current->quant = pFrame->quant; |
856 |
|
|
857 |
if (pEnc->current->quant < 1) |
/* if (pEnc->current->quant < 1) |
858 |
pEnc->current->quant = 1; |
pEnc->current->quant = 1; |
859 |
|
|
860 |
if (pEnc->current->quant > 31) |
if (pEnc->current->quant > 31) |
861 |
pEnc->current->quant = 31; |
pEnc->current->quant = 31; |
862 |
|
*/ |
863 |
pEnc->current->global_flags = pFrame->general; |
pEnc->current->global_flags = pFrame->general; |
864 |
pEnc->current->motion_flags = pFrame->motion; |
pEnc->current->motion_flags = pFrame->motion; |
865 |
|
|
1006 |
* This will be coded as a Bidirectional Frame |
* This will be coded as a Bidirectional Frame |
1007 |
*/ |
*/ |
1008 |
|
|
|
DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i", |
|
|
pEnc->bframenum_head, pEnc->bframenum_tail, |
|
|
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
|
|
|
|
1009 |
if ((pEnc->global & XVID_GLOBAL_DEBUG)) { |
if ((pEnc->global & XVID_GLOBAL_DEBUG)) { |
1010 |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP"); |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP"); |
1011 |
} |
} |
1017 |
} else { |
} else { |
1018 |
pEnc->current->quant = pFrame->bquant; |
pEnc->current->quant = pFrame->bquant; |
1019 |
} |
} |
1020 |
|
if (pEnc->current->quant < 1) |
1021 |
|
pEnc->current->quant = 1; |
1022 |
|
|
1023 |
|
if (pEnc->current->quant > 31) |
1024 |
|
pEnc->current->quant = 31; |
1025 |
|
|
1026 |
|
|
1027 |
|
DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n", |
1028 |
|
pEnc->bframenum_head, pEnc->bframenum_tail, |
1029 |
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pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant); |
1030 |
|
|
1031 |
|
|
1032 |
|
|
1033 |
/* store frame into bframe buffer & swap ref back to current */ |
/* store frame into bframe buffer & swap ref back to current */ |
1034 |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
1043 |
goto bvop_loop; |
goto bvop_loop; |
1044 |
} |
} |
1045 |
|
|
1046 |
|
pEnc->iFrameNum++; |
1047 |
|
|
1048 |
BitstreamPad(&bs); |
BitstreamPad(&bs); |
1049 |
pFrame->length = BitstreamLength(&bs); |
pFrame->length = BitstreamLength(&bs); |
1050 |
|
|
1254 |
|
|
1255 |
#ifdef BFRAMES |
#ifdef BFRAMES |
1256 |
inc_frame_num(pEnc); |
inc_frame_num(pEnc); |
|
#else |
|
|
pEnc->iFrameNum++; |
|
1257 |
#endif |
#endif |
1258 |
|
pEnc->iFrameNum++; |
1259 |
|
|
1260 |
stop_global_timer(); |
stop_global_timer(); |
1261 |
write_timer(); |
write_timer(); |
1535 |
stop_prediction_timer(); |
stop_prediction_timer(); |
1536 |
|
|
1537 |
start_timer(); |
start_timer(); |
1538 |
|
if (pEnc->current->global_flags & XVID_GREYSCALE) |
1539 |
|
{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
1540 |
|
qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */ |
1541 |
|
qcoeff[5*64+0]=0; |
1542 |
|
} |
1543 |
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
1544 |
stop_coding_timer(); |
stop_coding_timer(); |
1545 |
} |
} |
1561 |
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1562 |
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1563 |
#define INTRA_THRESHOLD 0.5 |
#define INTRA_THRESHOLD 0.5 |
1564 |
|
#define BFRAME_SKIP_THRESHHOLD 16 |
1565 |
|
|
1566 |
static int |
static int |
1567 |
FrameCodeP(Encoder * pEnc, |
FrameCodeP(Encoder * pEnc, |
1576 |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
1577 |
|
|
1578 |
int iLimit; |
int iLimit; |
1579 |
uint32_t x, y; |
int x, y, k; |
1580 |
int iSearchRange; |
int iSearchRange; |
1581 |
int bIntra; |
int bIntra; |
1582 |
|
|
1704 |
} |
} |
1705 |
|
|
1706 |
start_timer(); |
start_timer(); |
1707 |
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1708 |
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/* Finished processing the MB, now check if to CODE or SKIP */ |
1709 |
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|
1710 |
|
if (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && |
1711 |
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pMB->mvs[0].y == 0) { |
1712 |
|
|
1713 |
|
/* This is a candidate for SKIPping, but check intermediate B-frames first */ |
1714 |
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|
1715 |
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#ifdef BFRAMES |
1716 |
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int iSAD=BFRAME_SKIP_THRESHHOLD; |
1717 |
|
int bSkip=1; |
1718 |
|
|
1719 |
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for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) |
1720 |
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{ |
1721 |
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iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, |
1722 |
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pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, |
1723 |
|
pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD); |
1724 |
|
if (iSAD >= BFRAME_SKIP_THRESHHOLD) |
1725 |
|
{ bSkip = 0; |
1726 |
|
break; |
1727 |
|
} |
1728 |
|
} |
1729 |
|
if (!bSkip) |
1730 |
|
{ |
1731 |
|
if (pEnc->current->global_flags & XVID_GREYSCALE) |
1732 |
|
{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
1733 |
|
qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */ |
1734 |
|
qcoeff[5*64+0]=0; |
1735 |
|
} |
1736 |
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
1737 |
|
pMB->cbp = 0x80; /* trick! so cbp!=0, but still nothing is written to bs */ |
1738 |
|
} |
1739 |
|
else |
1740 |
|
MBSkip(bs); |
1741 |
|
|
1742 |
|
#else |
1743 |
|
MBSkip(bs); /* without B-frames, no precautions are needed */ |
1744 |
|
|
1745 |
|
#endif |
1746 |
|
|
1747 |
|
} else { |
1748 |
|
if (pEnc->current->global_flags & XVID_GREYSCALE) |
1749 |
|
{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
1750 |
|
qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */ |
1751 |
|
qcoeff[5*64+0]=0; |
1752 |
|
} |
1753 |
|
MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); |
1754 |
|
} |
1755 |
|
|
1756 |
stop_coding_timer(); |
stop_coding_timer(); |
1757 |
} |
} |
1758 |
} |
} |
1789 |
#ifdef BFRAMES |
#ifdef BFRAMES |
1790 |
/* frame drop code */ |
/* frame drop code */ |
1791 |
// 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); |
1792 |
if (pEnc->sStat.kblks + pEnc->sStat.mblks <= |
if (pEnc->sStat.kblks + pEnc->sStat.mblks < |
1793 |
(pEnc->frame_drop_ratio * pEnc->mbParam.mb_width * pEnc->mbParam.mb_height) / 100) |
(pEnc->frame_drop_ratio * pEnc->mbParam.mb_width * pEnc->mbParam.mb_height) / 100) |
1794 |
{ |
{ |
1795 |
pEnc->sStat.kblks = pEnc->sStat.mblks = 0; |
pEnc->sStat.kblks = pEnc->sStat.mblks = 0; |
1813 |
*pBits = BitstreamPos(bs) - *pBits; |
*pBits = BitstreamPos(bs) - *pBits; |
1814 |
|
|
1815 |
#ifdef BFRAMES |
#ifdef BFRAMES |
1816 |
pEnc->time_pp = ((int32_t)pEnc->mbParam.fbase - (int32_t)pEnc->last_pframe + (int32_t)pEnc->mbParam.m_ticks) % (int32_t)pEnc->mbParam.fbase; |
pEnc->time_pp = ((int32_t)pEnc->mbParam.fbase - (int32_t)pEnc->last_pframe + (int32_t)pEnc->current->ticks) % |
1817 |
|
(int32_t)pEnc->mbParam.fbase; |
1818 |
pEnc->last_pframe = pEnc->mbParam.m_ticks; |
pEnc->last_pframe = pEnc->current->ticks; |
1819 |
#endif |
#endif |
1820 |
|
|
1821 |
return 0; // inter |
return 0; // inter |
1822 |
} |
} |
1823 |
|
|
1874 |
|
|
1875 |
start_timer(); |
start_timer(); |
1876 |
MotionEstimationBVOP(&pEnc->mbParam, frame, |
MotionEstimationBVOP(&pEnc->mbParam, frame, |
1877 |
((int32_t)pEnc->mbParam.fbase + (int32_t)pEnc->mbParam.m_ticks + 1 - (int32_t)pEnc->last_pframe) % pEnc->mbParam.fbase, |
((int32_t)pEnc->mbParam.fbase + pEnc->last_pframe - frame->ticks) % pEnc->mbParam.fbase, |
1878 |
pEnc->time_pp, |
pEnc->time_pp, |
1879 |
pEnc->reference->mbs, f_ref, |
pEnc->reference->mbs, f_ref, |
1880 |
&pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
&pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
1939 |
qcoeff); |
qcoeff); |
1940 |
//mb->cbp = MBTransQuantBVOP(&pEnc->mbParam, x, y, dct_codes, qcoeff, &frame->image, frame->quant); |
//mb->cbp = MBTransQuantBVOP(&pEnc->mbParam, x, y, dct_codes, qcoeff, &frame->image, frame->quant); |
1941 |
|
|
1942 |
|
if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0) |
1943 |
if ((mb->mode == MODE_INTERPOLATE || mb->mode == MODE_DIRECT) |
&& (mb->deltamv.x == 0) && (mb->deltamv.y == 0) ) { |
|
&& mb->cbp == 0 && mb->mvs[0].x == 0 && mb->mvs[0].y == 0) { |
|
1944 |
mb->mode = MODE_DIRECT_NONE_MV; // skipped |
mb->mode = MODE_DIRECT_NONE_MV; // skipped |
1945 |
} |
} |
1946 |
|
|
1947 |
|
/* update predictors for forward and backward vectors */ |
1948 |
if (mb->mode == MODE_INTERPOLATE || mb->mode == MODE_FORWARD) { |
if (mb->mode == MODE_INTERPOLATE || mb->mode == MODE_FORWARD) { |
1949 |
mb->pmvs[0].x = mb->mvs[0].x - forward.x; |
mb->pmvs[0].x = mb->mvs[0].x - forward.x; |
1950 |
mb->pmvs[0].y = mb->mvs[0].y - forward.y; |
mb->pmvs[0].y = mb->mvs[0].y - forward.y; |
1958 |
backward.x = mb->b_mvs[0].x; |
backward.x = mb->b_mvs[0].x; |
1959 |
backward.y = mb->b_mvs[0].y; |
backward.y = mb->b_mvs[0].y; |
1960 |
} |
} |
1961 |
|
|
1962 |
// 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); |
// 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); |
1963 |
|
|
1964 |
#ifdef BFRAMES_DEC_DEBUG |
#ifdef BFRAMES_DEC_DEBUG |
1986 |
#endif |
#endif |
1987 |
} |
} |
1988 |
#endif |
#endif |
1989 |
|
|
1990 |
|
|
1991 |
|
/* in case internal output is needed somewhere... */ |
1992 |
|
/* { |
1993 |
|
FILE *filehandle; |
1994 |
|
filehandle=fopen("last-b.pgm","wb"); |
1995 |
|
if (filehandle) |
1996 |
|
{ |
1997 |
|
fprintf(filehandle,"P5\n\n"); // |
1998 |
|
fprintf(filehandle,"%d %d 255\n",pEnc->mbParam.edged_width,pEnc->mbParam.edged_height); |
1999 |
|
fwrite(frame->image.y,pEnc->mbParam.edged_width,pEnc->mbParam.edged_height,filehandle); |
2000 |
|
fclose(filehandle); |
2001 |
|
} |
2002 |
|
} |
2003 |
|
*/ |