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ASV1 codec

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with postprocessing support :)

Originally committed as revision 1891 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2003-05-19 13:30:59 +00:00
parent 22493ab9cb
commit 3d2e8cce3a
14 changed files with 530 additions and 52 deletions
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12
libavcodec/mpegvideo.c
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@@ -136,7 +136,7 @@ static void convert_matrix(MpegEncContext *s, int (*qmat)[64], uint16_t (*qmat16
}
#endif //CONFIG_ENCODERS
void ff_init_scantable(MpegEncContext *s, ScanTable *st, const uint8_t *src_scantable){
void ff_init_scantable(uint8_t *permutation, ScanTable *st, const uint8_t *src_scantable){
int i;
int end;
@@ -145,7 +145,7 @@ void ff_init_scantable(MpegEncContext *s, ScanTable *st, const uint8_t *src_scan
for(i=0; i<64; i++){
int j;
j = src_scantable[i];
st->permutated[i] = s->dsp.idct_permutation[j];
st->permutated[i] = permutation[j];
#ifdef ARCH_POWERPC
st->inverse[j] = i;
#endif
@@ -202,10 +202,10 @@ int DCT_common_init(MpegEncContext *s)
/* load & permutate scantables
note: only wmv uses differnt ones
*/
ff_init_scantable(s, &s->inter_scantable , ff_zigzag_direct);
ff_init_scantable(s, &s->intra_scantable , ff_zigzag_direct);
ff_init_scantable(s, &s->intra_h_scantable, ff_alternate_horizontal_scan);
ff_init_scantable(s, &s->intra_v_scantable, ff_alternate_vertical_scan);
ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable , ff_zigzag_direct);
ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable , ff_zigzag_direct);
ff_init_scantable(s->dsp.idct_permutation, &s->intra_h_scantable, ff_alternate_horizontal_scan);
ff_init_scantable(s->dsp.idct_permutation, &s->intra_v_scantable, ff_alternate_vertical_scan);
s->picture_structure= PICT_FRAME;