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| author | Michael Niedermayer <michaelni@gmx.at> | 2002-04-27 12:30:26 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2002-04-27 12:30:26 +0000 |
| commit | d7e9533aa06f4073a27812349b35ba5fede11ca1 (patch) | |
| tree | 58b28f82ec84f27458d4065c140ba5e828d27b90 /libavcodec/i386/mpegvideo_mmx.c | |
| parent | 1ac9248bb7c0c64bfebbd0ced1806a8899c396a9 (diff) | |
fixed msmpeg4 infinite loop if buggy stream
rewrote quantizer
fixed bias (+10% compression/quality for h263 like codecs)
qscale=1 support
mpeg1 intra frames looks far less blocky
added codec_id field
Originally committed as revision 423 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/i386/mpegvideo_mmx.c')
| -rw-r--r-- | libavcodec/i386/mpegvideo_mmx.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/libavcodec/i386/mpegvideo_mmx.c b/libavcodec/i386/mpegvideo_mmx.c index e250172ffc..ebb5f36773 100644 --- a/libavcodec/i386/mpegvideo_mmx.c +++ b/libavcodec/i386/mpegvideo_mmx.c @@ -26,8 +26,6 @@ #include "../mangle.h" extern UINT8 zigzag_end[64]; -extern void (*draw_edges)(UINT8 *buf, int wrap, int width, int height, int w); -extern int (*dct_quantize)(MpegEncContext *s, DCTELEM *block, int n, int qscale); extern UINT8 zigzag_direct_noperm[64]; extern UINT16 inv_zigzag_direct16[64]; @@ -260,7 +258,7 @@ asm volatile( block[0]= block0; } else { - quant_matrix = s->non_intra_matrix; + quant_matrix = s->inter_matrix; asm volatile( "pcmpeqw %%mm7, %%mm7 \n\t" "psrlw $15, %%mm7 \n\t" @@ -382,7 +380,7 @@ asm volatile( //Note, we dont do mismatch control for intra as errors cannot accumulate } else { - quant_matrix = s->non_intra_matrix; + quant_matrix = s->inter_matrix; asm volatile( "pcmpeqw %%mm7, %%mm7 \n\t" "psrlq $48, %%mm7 \n\t" |