85 |
/* |
/* |
86 |
* Simplify the "fincr/fbase" fraction |
* Simplify the "fincr/fbase" fraction |
87 |
*/ |
*/ |
88 |
|
static int |
89 |
|
gcd(int a, int b) |
90 |
|
{ |
91 |
|
int r ; |
92 |
|
|
93 |
|
if (b > a) { |
94 |
|
r = a; |
95 |
|
a = b; |
96 |
|
b = r; |
97 |
|
} |
98 |
|
|
99 |
|
while ((r = a % b)) { |
100 |
|
a = b; |
101 |
|
b = r; |
102 |
|
} |
103 |
|
return b; |
104 |
|
} |
105 |
|
|
106 |
static void |
static void |
107 |
simplify_time(int *inc, int *base) |
simplify_time(int *inc, int *base) |
108 |
{ |
{ |
109 |
/* common factor */ |
/* common factor */ |
110 |
int i = *inc; |
const int s = gcd(*inc, *base); |
111 |
while (i > 1) { |
*inc /= s; |
112 |
if (*inc % i == 0 && *base % i == 0) { |
*base /= s; |
|
*inc /= i; |
|
|
*base /= i; |
|
|
i = *inc; |
|
|
continue; |
|
|
} |
|
|
i--; |
|
|
} |
|
113 |
|
|
114 |
if (*base > 65535 || *inc > 65535) { |
if (*base > 65535 || *inc > 65535) { |
115 |
int *biggest; |
int *biggest; |
125 |
} |
} |
126 |
|
|
127 |
div = ((float)*biggest)/((float)65535); |
div = ((float)*biggest)/((float)65535); |
128 |
*biggest = (int)(((float)*biggest)/div); |
*biggest = (unsigned int)(((float)*biggest)/div); |
129 |
*other = (int)(((float)*other)/div); |
*other = (unsigned int)(((float)*other)/div); |
130 |
} |
} |
131 |
} |
} |
132 |
|
|
157 |
|
|
158 |
/* global flags */ |
/* global flags */ |
159 |
pEnc->mbParam.global_flags = create->global; |
pEnc->mbParam.global_flags = create->global; |
160 |
|
if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED)) |
161 |
|
pEnc->mbParam.global_flags |= XVID_GLOBAL_DIVX5_USERDATA; |
162 |
|
|
163 |
/* width, height */ |
/* width, height */ |
164 |
pEnc->mbParam.width = create->width; |
pEnc->mbParam.width = create->width; |
172 |
pEnc->mbParam.fincr = MAX(create->fincr, 0); |
pEnc->mbParam.fincr = MAX(create->fincr, 0); |
173 |
pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase; |
pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase; |
174 |
if (pEnc->mbParam.fincr>0) |
if (pEnc->mbParam.fincr>0) |
175 |
simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase); |
simplify_time((int*)&pEnc->mbParam.fincr, (int*)&pEnc->mbParam.fbase); |
176 |
|
|
177 |
/* zones */ |
/* zones */ |
178 |
if(create->num_zones > 0) { |
if(create->num_zones > 0) { |
885 |
#endif |
#endif |
886 |
} |
} |
887 |
|
|
|
static int |
|
|
gcd(int a, int b) |
|
|
{ |
|
|
int r ; |
|
|
|
|
|
if (b > a) { |
|
|
r = a; |
|
|
a = b; |
|
|
b = r; |
|
|
} |
|
|
|
|
|
while ((r = a % b)) { |
|
|
a = b; |
|
|
b = r; |
|
|
} |
|
|
return b; |
|
|
} |
|
|
|
|
888 |
static void |
static void |
889 |
simplify_par(int *par_width, int *par_height) |
simplify_par(int *par_width, int *par_height) |
890 |
{ |
{ |
1148 |
type = frame->type; |
type = frame->type; |
1149 |
pEnc->current->quant = frame->quant; |
pEnc->current->quant = frame->quant; |
1150 |
|
|
1151 |
call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats); |
call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, (int*)&pEnc->current->quant, stats); |
1152 |
|
|
1153 |
if (type > 0){ /* XVID_TYPE_?VOP */ |
if (type > 0){ /* XVID_TYPE_?VOP */ |
1154 |
type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */ |
type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */ |
1251 |
SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
1252 |
|
|
1253 |
if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) { |
if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) { |
1254 |
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"); |
1255 |
} |
} |
1256 |
|
|
1257 |
/* convert B-VOP quant to P-VOP */ |
/* convert B-VOP quant to P-VOP */ |
1530 |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
1531 |
|
|
1532 |
int x, y, k; |
int x, y, k; |
|
int skip_possible; |
|
1533 |
FRAMEINFO *const current = pEnc->current; |
FRAMEINFO *const current = pEnc->current; |
1534 |
FRAMEINFO *const reference = pEnc->reference; |
FRAMEINFO *const reference = pEnc->reference; |
1535 |
MBParam * const pParam = &pEnc->mbParam; |
MBParam * const pParam = &pEnc->mbParam; |
1637 |
|
|
1638 |
for (y = 0; y < mb_height; y++) { |
for (y = 0; y < mb_height; y++) { |
1639 |
for (x = 0; x < mb_width; x++) { |
for (x = 0; x < mb_width; x++) { |
1640 |
MACROBLOCK *pMB = |
MACROBLOCK *pMB = ¤t->mbs[x + y * pParam->mb_width]; |
1641 |
¤t->mbs[x + y * pParam->mb_width]; |
int skip_possible; |
1642 |
|
|
1643 |
if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { |
if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { |
1644 |
CodeIntraMB(pEnc, pMB); |
CodeIntraMB(pEnc, pMB); |
1692 |
|
|
1693 |
/* Finished processing the MB, now check if to CODE or SKIP */ |
/* Finished processing the MB, now check if to CODE or SKIP */ |
1694 |
|
|
1695 |
skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) && |
skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER); |
|
(pMB->dquant == 0); |
|
1696 |
|
|
1697 |
if (current->coding_type == S_VOP) |
if (current->coding_type == S_VOP) |
1698 |
skip_possible &= (pMB->mcsel == 1); |
skip_possible &= (pMB->mcsel == 1); |
1699 |
else if (current->coding_type == P_VOP) { |
else { /* PVOP */ |
1700 |
if ((pParam->vol_flags & XVID_VOL_QUARTERPEL)) |
const VECTOR * const mv = (pParam->vol_flags & XVID_VOL_QUARTERPEL) ? |
1701 |
skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) ); |
pMB->qmvs : pMB->mvs; |
1702 |
else |
skip_possible &= ((mv->x|mv->y) == 0); |
|
skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) ); |
|
1703 |
} |
} |
1704 |
|
|
1705 |
if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) { |
if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) { |
|
|
|
1706 |
/* 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 */ |
|
|
{ |
|
1707 |
int bSkip = 1; |
int bSkip = 1; |
1708 |
|
|
1709 |
for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) |
if (current->coding_type == P_VOP) { /* special rule for P-VOP's SKIP */ |
1710 |
{ |
|
1711 |
|
for (k = pEnc->bframenum_head; k < pEnc->bframenum_tail; k++) { |
1712 |
int iSAD; |
int iSAD; |
1713 |
iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x, |
iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x, |
1714 |
pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x, |
pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x, |
1715 |
pParam->edged_width,BFRAME_SKIP_THRESHHOLD); |
pParam->edged_width, BFRAME_SKIP_THRESHHOLD * pMB->quant); |
1716 |
if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) |
if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) { |
1717 |
{ bSkip = 0; |
bSkip = 0; /* could not SKIP */ |
1718 |
break; |
if (pParam->vol_flags & XVID_VOL_QUARTERPEL) { |
|
} |
|
|
} |
|
|
|
|
|
if (!bSkip) { /* no SKIP, but trivial block */ |
|
|
if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) { |
|
1719 |
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); |
1720 |
pMB->pmvs[0].x = - predMV.x; |
pMB->pmvs[0].x = - predMV.x; |
1721 |
pMB->pmvs[0].y = - predMV.y; |
pMB->pmvs[0].y = - predMV.y; |
1722 |
} |
} else { |
|
else { |
|
1723 |
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); |
1724 |
pMB->pmvs[0].x = - predMV.x; |
pMB->pmvs[0].x = - predMV.x; |
1725 |
pMB->pmvs[0].y = - predMV.y; |
pMB->pmvs[0].y = - predMV.y; |
1726 |
} |
} |
1727 |
pMB->mode = MODE_INTER; |
pMB->mode = MODE_INTER; |
1728 |
pMB->cbp = 0; |
pMB->cbp = 0; |
1729 |
MBCoding(current, pMB, qcoeff, bs, ¤t->sStat); |
break; |
1730 |
stop_coding_timer(); |
} |
|
|
|
|
continue; /* next MB */ |
|
1731 |
} |
} |
1732 |
} |
} |
|
/* do SKIP */ |
|
1733 |
|
|
1734 |
|
if (bSkip) { |
1735 |
|
/* do SKIP */ |
1736 |
pMB->mode = MODE_NOT_CODED; |
pMB->mode = MODE_NOT_CODED; |
1737 |
MBSkip(bs); |
MBSkip(bs); |
1738 |
stop_coding_timer(); |
stop_coding_timer(); |
1739 |
continue; /* next MB */ |
continue; /* next MB */ |
1740 |
} |
} |
|
/* 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); |
|
|
} |
|
|
|
|
|
} |
|
1741 |
} |
} |
1742 |
|
|
1743 |
|
/* ordinary case: normal coded INTER/INTER4V block */ |
1744 |
MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat); |
MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat); |
1745 |
stop_coding_timer(); |
stop_coding_timer(); |
|
|
|
1746 |
} |
} |
1747 |
} |
} |
1748 |
|
|