36 |
|
|
37 |
#include "../utils/mbfunctions.h" |
#include "../utils/mbfunctions.h" |
38 |
|
|
39 |
|
#ifdef _DEBUG |
40 |
|
# include "../motion/estimation.h" |
41 |
|
# include "../motion/motion_inlines.h" |
42 |
|
# include <assert.h> |
43 |
|
#endif |
44 |
|
|
45 |
|
|
46 |
#define LEVELOFFSET 32 |
#define LEVELOFFSET 32 |
47 |
|
|
48 |
/* Initialized once during xvid_global call |
/* Initialized once during xvid_global call |
579 |
#endif |
#endif |
580 |
} |
} |
581 |
} |
} |
582 |
|
|
583 |
|
bits = BitstreamPos(bs); |
584 |
|
|
585 |
/* code motion vector(s) if motion is local */ |
/* code motion vector(s) if motion is local */ |
586 |
if (!pMB->mcsel) |
if (!pMB->mcsel) |
587 |
for (i = 0; i < (pMB->mode == MODE_INTER4V ? 4 : 1); i++) { |
for (i = 0; i < (pMB->mode == MODE_INTER4V ? 4 : 1); i++) { |
588 |
CodeVector(bs, pMB->pmvs[i].x, frame->fcode); |
CodeVector(bs, pMB->pmvs[i].x, frame->fcode); |
589 |
CodeVector(bs, pMB->pmvs[i].y, frame->fcode); |
CodeVector(bs, pMB->pmvs[i].y, frame->fcode); |
590 |
|
|
591 |
|
#if 0 /* #ifdef _DEBUG */ |
592 |
|
if (i == 0) /* for simplicity */ { |
593 |
|
int coded_length = BitstreamPos(bs) - bits; |
594 |
|
int estimated_length = d_mv_bits(pMB->pmvs[i].x, pMB->pmvs[i].y, zeroMV, frame->fcode, 0); |
595 |
|
assert(estimated_length == coded_length); |
596 |
|
d_mv_bits(pMB->pmvs[i].x, pMB->pmvs[i].y, zeroMV, frame->fcode, 0); |
597 |
|
} |
598 |
|
#endif |
599 |
} |
} |
600 |
|
|
601 |
|
bits = BitstreamPos(bs) - bits; |
602 |
|
pStat->iMVBits += bits; |
603 |
|
|
604 |
bits = BitstreamPos(bs); |
bits = BitstreamPos(bs); |
605 |
|
|
606 |
/* code block coeffs */ |
/* code block coeffs */ |
768 |
} |
} |
769 |
} |
} |
770 |
|
|
771 |
|
bits = BitstreamPos(bs); |
772 |
|
|
773 |
switch (mb->mode) { |
switch (mb->mode) { |
774 |
case MODE_INTERPOLATE: |
case MODE_INTERPOLATE: |
785 |
CodeVector(bs, mb->pmvs[3].y, 1); /* prediction is always (0,0) */ |
CodeVector(bs, mb->pmvs[3].y, 1); /* prediction is always (0,0) */ |
786 |
default: break; |
default: break; |
787 |
} |
} |
788 |
|
pStat->iMVBits += BitstreamPos(bs) - bits; |
789 |
|
|
790 |
bits = BitstreamPos(bs); |
bits = BitstreamPos(bs); |
791 |
for (i = 0; i < 6; i++) { |
for (i = 0; i < 6; i++) { |
1075 |
return (level << 20) >> 20; |
return (level << 20) >> 20; |
1076 |
|
|
1077 |
error: |
error: |
1078 |
*run = VLC_ERROR; |
*run = 64; |
1079 |
return 0; |
return 0; |
1080 |
} |
} |
1081 |
|
|
1087 |
{ |
{ |
1088 |
|
|
1089 |
const uint16_t *scan = scan_tables[direction]; |
const uint16_t *scan = scan_tables[direction]; |
1090 |
int level, run, last; |
int level, run, last = 0; |
1091 |
|
|
1092 |
do { |
do { |
1093 |
level = get_coeff(bs, &run, &last, 1, 0); |
level = get_coeff(bs, &run, &last, 1, 0); |
1094 |
if (run == -1) { |
coeff += run; |
1095 |
DPRINTF(XVID_DEBUG_ERROR,"fatal: invalid run"); |
if (coeff & ~63) { |
1096 |
|
DPRINTF(XVID_DEBUG_ERROR,"fatal: invalid run or index"); |
1097 |
break; |
break; |
1098 |
} |
} |
1099 |
coeff += run; |
|
1100 |
block[scan[coeff]] = level; |
block[scan[coeff]] = level; |
1101 |
|
|
1102 |
DPRINTF(XVID_DEBUG_COEFF,"block[%i] %i\n", scan[coeff], level); |
DPRINTF(XVID_DEBUG_COEFF,"block[%i] %i\n", scan[coeff], level); |
1127 |
int p; |
int p; |
1128 |
int level; |
int level; |
1129 |
int run; |
int run; |
1130 |
int last; |
int last = 0; |
1131 |
|
|
1132 |
p = 0; |
p = 0; |
1133 |
do { |
do { |
1134 |
level = get_coeff(bs, &run, &last, 0, 0); |
level = get_coeff(bs, &run, &last, 0, 0); |
1135 |
if (run == -1) { |
p += run; |
1136 |
DPRINTF(XVID_DEBUG_ERROR,"fatal: invalid run"); |
if (p & ~63) { |
1137 |
|
DPRINTF(XVID_DEBUG_ERROR,"fatal: invalid run or index"); |
1138 |
break; |
break; |
1139 |
} |
} |
|
p += run; |
|
1140 |
|
|
1141 |
if (level < 0) { |
if (level < 0) { |
1142 |
level = level*quant_m_2 - quant_add; |
level = level*quant_m_2 - quant_add; |
1162 |
int p; |
int p; |
1163 |
int level; |
int level; |
1164 |
int run; |
int run; |
1165 |
int last; |
int last = 0; |
1166 |
|
|
1167 |
p = 0; |
p = 0; |
1168 |
do { |
do { |
1169 |
level = get_coeff(bs, &run, &last, 0, 0); |
level = get_coeff(bs, &run, &last, 0, 0); |
1170 |
if (run == -1) { |
p += run; |
1171 |
DPRINTF(XVID_DEBUG_ERROR,"fatal: invalid run"); |
if (p & ~63) { |
1172 |
|
DPRINTF(XVID_DEBUG_ERROR,"fatal: invalid run or index"); |
1173 |
break; |
break; |
1174 |
} |
} |
|
p += run; |
|
1175 |
|
|
1176 |
if (level < 0) { |
if (level < 0) { |
1177 |
level = ((2 * -level + 1) * matrix[scan[p]] * quant) >> 4; |
level = ((2 * -level + 1) * matrix[scan[p]] * quant) >> 4; |
1969 |
}; |
}; |
1970 |
|
|
1971 |
short const dc_threshold[] = { |
short const dc_threshold[] = { |
1972 |
21514, 26984, 8307, 28531, 29798, 24951, 25970, 26912, |
26708, 29545, 29472, 26223, 30580, 29281, 8293, 29545, |
1973 |
8307, 25956, 26994, 25974, 8292, 29286, 28015, 29728, |
25632, 29285, 30313, 25701, 26144, 28530, 8301, 26740, |
1974 |
25960, 18208, 21838, 18208, 19536, 22560, 26998, 8260, |
8293, 20039, 8277, 20551, 8268, 30296, 17513, 25376, |
1975 |
28515, 25956, 8291, 25640, 30309, 27749, 11817, 22794, |
25711, 25445, 10272, 11825, 11827, 10544, 2606, 28505, |
1976 |
30063, 8306, 28531, 29798, 24951, 25970, 25632, 29545, |
29301, 29472, 26223, 30580, 29281, 8293, 26980, 29811, |
1977 |
29300, 25193, 29813, 29295, 26656, 29537, 29728, 8303, |
26994, 30050, 28532, 8306, 24936, 8307, 28532, 26400, |
1978 |
26983, 25974, 24864, 25443, 29541, 8307, 28532, 26912, |
30313, 8293, 25441, 25955, 29555, 29728, 8303, 29801, |
1979 |
29556, 29472, 30063, 25458, 8293, 28515, 25956, 2606 |
8307, 28531, 29301, 25955, 25376, 25711, 11877, 10 |
1980 |
}; |
}; |
1981 |
|
|
1982 |
VLC const dc_lum_tab[] = { |
VLC const dc_lum_tab[] = { |