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 1.111 2004-12-08 12:43:48 syskin Exp $ |
* $Id: encoder.c,v 1.112 2004-12-09 04:20:44 syskin Exp $ |
25 |
* |
* |
26 |
****************************************************************************/ |
****************************************************************************/ |
27 |
|
|
1647 |
|
|
1648 |
current->sStat.kblks++; |
current->sStat.kblks++; |
1649 |
|
|
1650 |
if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE) |
if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE) { |
1651 |
{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
1652 |
qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */ |
qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */ |
1653 |
qcoeff[5*64+0]=0; |
qcoeff[5*64+0]=0; |
1654 |
} |
} |
1672 |
|
|
1673 |
pMB->field_pred = 0; |
pMB->field_pred = 0; |
1674 |
|
|
1675 |
if (pMB->mode != MODE_NOT_CODED) |
if (pMB->cbp != 0) { |
|
{ pMB->cbp = |
|
1676 |
MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y, |
MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y, |
1677 |
dct_codes, qcoeff); |
dct_codes, qcoeff); |
1678 |
} |
} |
1971 |
MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image, |
MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image, |
1972 |
NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0); |
NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0); |
1973 |
} |
} |
|
|
|
1974 |
continue; |
continue; |
1975 |
} |
} |
1976 |
|
|
1977 |
if (mb->mode != MODE_DIRECT_NONE_MV || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) { |
mb->quant = frame->quant; |
1978 |
|
|
1979 |
|
if (mb->cbp != 0 || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) { |
1980 |
|
/* we have to motion-compensate, transfer etc, |
1981 |
|
because there might be blocks to code */ |
1982 |
|
|
1983 |
MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image, |
MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image, |
1984 |
f_ref, &pEnc->f_refh, &pEnc->f_refv, |
f_ref, &pEnc->f_refh, &pEnc->f_refv, |
1985 |
&pEnc->f_refhv, b_ref, &pEnc->vInterH, |
&pEnc->f_refhv, b_ref, &pEnc->vInterH, |
1986 |
&pEnc->vInterV, &pEnc->vInterHV, |
&pEnc->vInterV, &pEnc->vInterHV, |
1987 |
dct_codes); |
dct_codes); |
1988 |
|
|
|
if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT; |
|
|
mb->quant = frame->quant; |
|
|
|
|
|
if (mb->mode != MODE_DIRECT_NONE_MV) |
|
1989 |
mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff); |
mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff); |
1990 |
|
} |
1991 |
|
|
1992 |
if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0) |
if (mb->mode == MODE_DIRECT_NO4V) |
1993 |
&& (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) { |
mb->mode = MODE_DIRECT; |
1994 |
|
|
1995 |
|
if (mb->mode == MODE_DIRECT && (mb->cbp | mb->pmvs[3].x | mb->pmvs[3].y) == 0) |
1996 |
mb->mode = MODE_DIRECT_NONE_MV; /* skipped */ |
mb->mode = MODE_DIRECT_NONE_MV; /* skipped */ |
|
} |
|
|
} |
|
1997 |
|
|
1998 |
/* keep only bits 5-2 -- Chroma blocks will just be skipped by the |
/* keep only bits 5-2 -- Chroma blocks will just be skipped by the |
1999 |
* coding function for BFrames, that's why we don't zero teh DC |
* coding function for BFrames, that's why we don't zero teh DC |
2000 |
* coeffs */ |
* coeffs */ |
2001 |
if ((frame->vop_flags & XVID_VOP_GREYSCALE)) |
if (frame->vop_flags & XVID_VOP_GREYSCALE) |
2002 |
mb->cbp &= 0x3C; |
mb->cbp &= 0x3C; |
2003 |
|
|
2004 |
start_timer(); |
start_timer(); |