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Diffstat (limited to 'libavcodec/msmpeg4.c')
-rw-r--r--libavcodec/msmpeg4.c172
1 files changed, 86 insertions, 86 deletions
diff --git a/libavcodec/msmpeg4.c b/libavcodec/msmpeg4.c
index 8b0af75345..b0bb396dfd 100644
--- a/libavcodec/msmpeg4.c
+++ b/libavcodec/msmpeg4.c
@@ -544,24 +544,24 @@ void msmpeg4_encode_mb(MpegEncContext * s,
handle_slices(s);
if (!s->mb_intra) {
- /* compute cbp */
+ /* compute cbp */
set_stat(ST_INTER_MB);
- cbp = 0;
- for (i = 0; i < 6; i++) {
- if (s->block_last_index[i] >= 0)
- cbp |= 1 << (5 - i);
- }
- if (s->use_skip_mb_code && (cbp | motion_x | motion_y) == 0) {
- /* skip macroblock */
- put_bits(&s->pb, 1, 1);
+ cbp = 0;
+ for (i = 0; i < 6; i++) {
+ if (s->block_last_index[i] >= 0)
+ cbp |= 1 << (5 - i);
+ }
+ if (s->use_skip_mb_code && (cbp | motion_x | motion_y) == 0) {
+ /* skip macroblock */
+ put_bits(&s->pb, 1, 1);
s->last_bits++;
- s->misc_bits++;
+ s->misc_bits++;
s->skip_count++;
- return;
- }
+ return;
+ }
if (s->use_skip_mb_code)
- put_bits(&s->pb, 1, 0); /* mb coded */
+ put_bits(&s->pb, 1, 0); /* mb coded */
if(s->msmpeg4_version<=2){
put_bits(&s->pb,
@@ -599,10 +599,10 @@ void msmpeg4_encode_mb(MpegEncContext * s,
}
s->p_tex_bits += get_bits_diff(s);
} else {
- /* compute cbp */
- cbp = 0;
+ /* compute cbp */
+ cbp = 0;
coded_cbp = 0;
- for (i = 0; i < 6; i++) {
+ for (i = 0; i < 6; i++) {
int val, pred;
val = (s->block_last_index[i] >= 1);
cbp |= val << (5 - i);
@@ -613,7 +613,7 @@ void msmpeg4_encode_mb(MpegEncContext * s,
val = val ^ pred;
}
coded_cbp |= val << (5 - i);
- }
+ }
#if 0
if (coded_cbp)
printf("cbp=%x %x\n", cbp, coded_cbp);
@@ -625,12 +625,12 @@ void msmpeg4_encode_mb(MpegEncContext * s,
v2_intra_cbpc[cbp&3][1], v2_intra_cbpc[cbp&3][0]);
} else {
if (s->use_skip_mb_code)
- put_bits(&s->pb, 1, 0); /* mb coded */
+ put_bits(&s->pb, 1, 0); /* mb coded */
put_bits(&s->pb,
v2_mb_type[(cbp&3) + 4][1],
v2_mb_type[(cbp&3) + 4][0]);
}
- put_bits(&s->pb, 1, 0); /* no AC prediction yet */
+ put_bits(&s->pb, 1, 0); /* no AC prediction yet */
put_bits(&s->pb,
cbpy_tab[cbp>>2][1],
cbpy_tab[cbp>>2][0]);
@@ -641,13 +641,13 @@ void msmpeg4_encode_mb(MpegEncContext * s,
ff_msmp4_mb_i_table[coded_cbp][1], ff_msmp4_mb_i_table[coded_cbp][0]);
} else {
if (s->use_skip_mb_code)
- put_bits(&s->pb, 1, 0); /* mb coded */
+ put_bits(&s->pb, 1, 0); /* mb coded */
put_bits(&s->pb,
table_mb_non_intra[cbp][1],
table_mb_non_intra[cbp][0]);
}
set_stat(ST_INTRA_MB);
- put_bits(&s->pb, 1, 0); /* no AC prediction yet */
+ put_bits(&s->pb, 1, 0); /* no AC prediction yet */
if(s->inter_intra_pred){
s->h263_aic_dir=0;
put_bits(&s->pb, table_inter_intra[s->h263_aic_dir][1], table_inter_intra[s->h263_aic_dir][0]);
@@ -702,9 +702,9 @@ static inline int msmpeg4_pred_dc(MpegEncContext * s, int n,
/* find prediction */
if (n < 4) {
- scale = s->y_dc_scale;
+ scale = s->y_dc_scale;
} else {
- scale = s->c_dc_scale;
+ scale = s->c_dc_scale;
}
wrap = s->block_wrap[n];
@@ -727,22 +727,22 @@ static inline int msmpeg4_pred_dc(MpegEncContext * s, int n,
to problems if Q could vary !) */
#if (defined(ARCH_X86) || defined(ARCH_X86_64)) && !defined PIC
asm volatile(
- "movl %3, %%eax \n\t"
- "shrl $1, %%eax \n\t"
- "addl %%eax, %2 \n\t"
- "addl %%eax, %1 \n\t"
- "addl %0, %%eax \n\t"
- "mull %4 \n\t"
- "movl %%edx, %0 \n\t"
- "movl %1, %%eax \n\t"
- "mull %4 \n\t"
- "movl %%edx, %1 \n\t"
- "movl %2, %%eax \n\t"
- "mull %4 \n\t"
- "movl %%edx, %2 \n\t"
- : "+b" (a), "+c" (b), "+D" (c)
- : "g" (scale), "S" (inverse[scale])
- : "%eax", "%edx"
+ "movl %3, %%eax \n\t"
+ "shrl $1, %%eax \n\t"
+ "addl %%eax, %2 \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %0, %%eax \n\t"
+ "mull %4 \n\t"
+ "movl %%edx, %0 \n\t"
+ "movl %1, %%eax \n\t"
+ "mull %4 \n\t"
+ "movl %%edx, %1 \n\t"
+ "movl %2, %%eax \n\t"
+ "mull %4 \n\t"
+ "movl %%edx, %2 \n\t"
+ : "+b" (a), "+c" (b), "+D" (c)
+ : "g" (scale), "S" (inverse[scale])
+ : "%eax", "%edx"
);
#else
/* #elif defined (ARCH_ALPHA) */
@@ -750,13 +750,13 @@ static inline int msmpeg4_pred_dc(MpegEncContext * s, int n,
common case. But they are costly everywhere...
*/
if (scale == 8) {
- a = (a + (8 >> 1)) / 8;
- b = (b + (8 >> 1)) / 8;
- c = (c + (8 >> 1)) / 8;
+ a = (a + (8 >> 1)) / 8;
+ b = (b + (8 >> 1)) / 8;
+ c = (c + (8 >> 1)) / 8;
} else {
- a = FASTDIV((a + (scale >> 1)), scale);
- b = FASTDIV((b + (scale >> 1)), scale);
- c = FASTDIV((c + (scale >> 1)), scale);
+ a = FASTDIV((a + (scale >> 1)), scale);
+ b = FASTDIV((b + (scale >> 1)), scale);
+ c = FASTDIV((c + (scale >> 1)), scale);
}
#endif
/* XXX: WARNING: they did not choose the same test as MPEG4. This
@@ -957,17 +957,17 @@ static inline void msmpeg4_encode_block(MpegEncContext * s, DCTELEM * block, int
/* AC coefs */
last_non_zero = i - 1;
for (; i <= last_index; i++) {
- j = scantable[i];
- level = block[j];
- if (level) {
- run = i - last_non_zero - 1;
- last = (i == last_index);
- sign = 0;
- slevel = level;
- if (level < 0) {
- sign = 1;
- level = -level;
- }
+ j = scantable[i];
+ level = block[j];
+ if (level) {
+ run = i - last_non_zero - 1;
+ last = (i == last_index);
+ sign = 0;
+ slevel = level;
+ if (level < 0) {
+ sign = 1;
+ level = -level;
+ }
if(level<=MAX_LEVEL && run<=MAX_RUN){
s->ac_stats[s->mb_intra][n>3][level][run][last]++;
@@ -1030,8 +1030,8 @@ else
} else {
put_bits(&s->pb, 1, sign);
}
- last_non_zero = i;
- }
+ last_non_zero = i;
+ }
}
}
@@ -1064,7 +1064,7 @@ static void init_h263_dc_for_msmpeg4(void)
v = abs(level);
while (v) {
v >>= 1;
- size++;
+ size++;
}
if (level < 0)
@@ -1301,11 +1301,11 @@ return -1;
}
s->no_rounding = 1;
if(s->avctx->debug&FF_DEBUG_PICT_INFO)
- av_log(s->avctx, AV_LOG_DEBUG, "qscale:%d rlc:%d rl:%d dc:%d mbrl:%d slice:%d \n",
- s->qscale,
- s->rl_chroma_table_index,
- s->rl_table_index,
- s->dc_table_index,
+ av_log(s->avctx, AV_LOG_DEBUG, "qscale:%d rlc:%d rl:%d dc:%d mbrl:%d slice:%d \n",
+ s->qscale,
+ s->rl_chroma_table_index,
+ s->rl_table_index,
+ s->dc_table_index,
s->per_mb_rl_table,
s->slice_height);
} else {
@@ -1349,20 +1349,20 @@ return -1;
}
if(s->avctx->debug&FF_DEBUG_PICT_INFO)
- av_log(s->avctx, AV_LOG_DEBUG, "skip:%d rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d \n",
- s->use_skip_mb_code,
- s->rl_table_index,
- s->rl_chroma_table_index,
- s->dc_table_index,
- s->mv_table_index,
+ av_log(s->avctx, AV_LOG_DEBUG, "skip:%d rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d \n",
+ s->use_skip_mb_code,
+ s->rl_table_index,
+ s->rl_chroma_table_index,
+ s->dc_table_index,
+ s->mv_table_index,
s->per_mb_rl_table,
s->qscale);
- if(s->flipflop_rounding){
- s->no_rounding ^= 1;
- }else{
- s->no_rounding = 0;
- }
+ if(s->flipflop_rounding){
+ s->no_rounding ^= 1;
+ }else{
+ s->no_rounding = 0;
+ }
}
//printf("%d %d %d %d %d\n", s->pict_type, s->bit_rate, s->inter_intra_pred, s->width, s->height);
@@ -1557,10 +1557,10 @@ static int msmpeg4v12_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
s->dsp.clear_blocks(s->block[0]);
for (i = 0; i < 6; i++) {
if (msmpeg4_decode_block(s, block[i], i, (cbp >> (5 - i)) & 1, NULL) < 0)
- {
+ {
av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
return -1;
- }
+ }
}
return 0;
}
@@ -1593,8 +1593,8 @@ static int msmpeg4v34_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
code = get_vlc2(&s->gb, mb_non_intra_vlc[DEFAULT_INTER_INDEX].table, MB_NON_INTRA_VLC_BITS, 3);
if (code < 0)
return -1;
- //s->mb_intra = (code & 0x40) ? 0 : 1;
- s->mb_intra = (~code & 0x40) >> 6;
+ //s->mb_intra = (code & 0x40) ? 0 : 1;
+ s->mb_intra = (~code & 0x40) >> 6;
cbp = code & 0x3f;
} else {
@@ -1650,10 +1650,10 @@ static int msmpeg4v34_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
s->dsp.clear_blocks(s->block[0]);
for (i = 0; i < 6; i++) {
if (msmpeg4_decode_block(s, block[i], i, (cbp >> (5 - i)) & 1, NULL) < 0)
- {
- av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
- return -1;
- }
+ {
+ av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
+ return -1;
+ }
}
return 0;
@@ -1672,7 +1672,7 @@ static inline int msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
qmul=1;
qadd=0;
- /* DC coef */
+ /* DC coef */
set_stat(ST_DC);
level = msmpeg4_decode_dc(s, n, &dc_pred_dir);
@@ -1808,8 +1808,8 @@ static inline int msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
}
}
#endif
- //level = level * qmul + (level>0) * qadd - (level<=0) * qadd ;
- if (level>0) level= level * qmul + qadd;
+ //level = level * qmul + (level>0) * qadd - (level<=0) * qadd ;
+ if (level>0) level= level * qmul + qadd;
else level= level * qmul - qadd;
#if 0 // waste of time too :(
if(level>2048 || level<-2048){
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-01 12:20:24 +0000