21 |
* along with this program ; if not, write to the Free Software |
* along with this program ; if not, write to the Free Software |
22 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
23 |
* |
* |
24 |
* $Id: encoder.c,v 1.115 2004-12-10 04:10:12 syskin Exp $ |
* $Id: encoder.c,v 1.117 2005-03-27 03:59:42 suxen_drol Exp $ |
25 |
* |
* |
26 |
****************************************************************************/ |
****************************************************************************/ |
27 |
|
|
146 |
|
|
147 |
/* global flags */ |
/* global flags */ |
148 |
pEnc->mbParam.global_flags = create->global; |
pEnc->mbParam.global_flags = create->global; |
149 |
|
if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED)) |
150 |
|
pEnc->mbParam.global_flags |= XVID_GLOBAL_DIVX5_USERDATA; |
151 |
|
|
152 |
/* width, height */ |
/* width, height */ |
153 |
pEnc->mbParam.width = create->width; |
pEnc->mbParam.width = create->width; |
1258 |
SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
1259 |
|
|
1260 |
if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) { |
if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) { |
1261 |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP"); |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "CLOSED GOP BVOP->PVOP"); |
1262 |
} |
} |
1263 |
|
|
1264 |
/* convert B-VOP quant to P-VOP */ |
/* convert B-VOP quant to P-VOP */ |
1537 |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
1538 |
|
|
1539 |
int x, y, k; |
int x, y, k; |
|
int skip_possible; |
|
1540 |
FRAMEINFO *const current = pEnc->current; |
FRAMEINFO *const current = pEnc->current; |
1541 |
FRAMEINFO *const reference = pEnc->reference; |
FRAMEINFO *const reference = pEnc->reference; |
1542 |
MBParam * const pParam = &pEnc->mbParam; |
MBParam * const pParam = &pEnc->mbParam; |
1644 |
|
|
1645 |
for (y = 0; y < mb_height; y++) { |
for (y = 0; y < mb_height; y++) { |
1646 |
for (x = 0; x < mb_width; x++) { |
for (x = 0; x < mb_width; x++) { |
1647 |
MACROBLOCK *pMB = |
MACROBLOCK *pMB = ¤t->mbs[x + y * pParam->mb_width]; |
1648 |
¤t->mbs[x + y * pParam->mb_width]; |
int skip_possible; |
1649 |
|
|
1650 |
if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { |
if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { |
1651 |
CodeIntraMB(pEnc, pMB); |
CodeIntraMB(pEnc, pMB); |
1699 |
|
|
1700 |
/* Finished processing the MB, now check if to CODE or SKIP */ |
/* Finished processing the MB, now check if to CODE or SKIP */ |
1701 |
|
|
1702 |
skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) && |
skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER); |
|
(pMB->dquant == 0); |
|
1703 |
|
|
1704 |
if (current->coding_type == S_VOP) |
if (current->coding_type == S_VOP) |
1705 |
skip_possible &= (pMB->mcsel == 1); |
skip_possible &= (pMB->mcsel == 1); |
1706 |
else if (current->coding_type == P_VOP) { |
else { /* PVOP */ |
1707 |
if ((pParam->vol_flags & XVID_VOL_QUARTERPEL)) |
const VECTOR * const mv = (pParam->vol_flags & XVID_VOL_QUARTERPEL) ? |
1708 |
skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) ); |
pMB->qmvs : pMB->mvs; |
1709 |
else |
skip_possible &= ((mv->x|mv->y) == 0); |
|
skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) ); |
|
1710 |
} |
} |
1711 |
|
|
1712 |
if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) { |
if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) { |
|
|
|
1713 |
/* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */ |
/* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */ |
|
|
|
|
if (current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */ |
|
|
{ |
|
1714 |
int bSkip = 1; |
int bSkip = 1; |
1715 |
|
|
1716 |
for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) |
if (current->coding_type == P_VOP) { /* special rule for P-VOP's SKIP */ |
1717 |
{ |
|
1718 |
|
for (k = pEnc->bframenum_head; k < pEnc->bframenum_tail; k++) { |
1719 |
int iSAD; |
int iSAD; |
1720 |
iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x, |
iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x, |
1721 |
pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x, |
pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x, |
1722 |
pParam->edged_width,BFRAME_SKIP_THRESHHOLD); |
pParam->edged_width, BFRAME_SKIP_THRESHHOLD * pMB->quant); |
1723 |
if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) |
if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) { |
1724 |
{ bSkip = 0; |
bSkip = 0; /* could not SKIP */ |
1725 |
break; |
if (pParam->vol_flags & XVID_VOL_QUARTERPEL) { |
|
} |
|
|
} |
|
|
|
|
|
if (!bSkip) { /* no SKIP, but trivial block */ |
|
|
if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) { |
|
1726 |
VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0); |
VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0); |
1727 |
pMB->pmvs[0].x = - predMV.x; |
pMB->pmvs[0].x = - predMV.x; |
1728 |
pMB->pmvs[0].y = - predMV.y; |
pMB->pmvs[0].y = - predMV.y; |
1729 |
} |
} else { |
|
else { |
|
1730 |
VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0); |
VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0); |
1731 |
pMB->pmvs[0].x = - predMV.x; |
pMB->pmvs[0].x = - predMV.x; |
1732 |
pMB->pmvs[0].y = - predMV.y; |
pMB->pmvs[0].y = - predMV.y; |
1733 |
} |
} |
1734 |
pMB->mode = MODE_INTER; |
pMB->mode = MODE_INTER; |
1735 |
pMB->cbp = 0; |
pMB->cbp = 0; |
1736 |
MBCoding(current, pMB, qcoeff, bs, ¤t->sStat); |
break; |
1737 |
stop_coding_timer(); |
} |
|
|
|
|
continue; /* next MB */ |
|
1738 |
} |
} |
1739 |
} |
} |
|
/* do SKIP */ |
|
1740 |
|
|
1741 |
|
if (bSkip) { |
1742 |
|
/* do SKIP */ |
1743 |
pMB->mode = MODE_NOT_CODED; |
pMB->mode = MODE_NOT_CODED; |
1744 |
MBSkip(bs); |
MBSkip(bs); |
1745 |
stop_coding_timer(); |
stop_coding_timer(); |
1746 |
continue; /* next MB */ |
continue; /* next MB */ |
1747 |
} |
} |
|
/* ordinary case: normal coded INTER/INTER4V block */ |
|
|
|
|
|
if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) { |
|
|
VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0); |
|
|
pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x; |
|
|
pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y; |
|
|
DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y); |
|
|
} else { |
|
|
VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0); |
|
|
pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x; |
|
|
pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y; |
|
|
DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y); |
|
|
} |
|
|
|
|
|
|
|
|
if (pMB->mode == MODE_INTER4V) |
|
|
{ int k; |
|
|
for (k=1;k<4;k++) |
|
|
{ |
|
|
if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) { |
|
|
VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, k); |
|
|
pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x; |
|
|
pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y; |
|
|
DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y); |
|
|
} else { |
|
|
VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, k); |
|
|
pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x; |
|
|
pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y; |
|
|
DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y); |
|
|
} |
|
|
|
|
|
} |
|
1748 |
} |
} |
1749 |
|
|
1750 |
|
/* ordinary case: normal coded INTER/INTER4V block */ |
1751 |
MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat); |
MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat); |
1752 |
stop_coding_timer(); |
stop_coding_timer(); |
|
|
|
1753 |
} |
} |
1754 |
} |
} |
1755 |
|
|