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| author | Michael Niedermayer <michaelni@gmx.at> | 2002-01-27 13:30:18 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2002-01-27 13:30:18 +0000 |
| commit | 2f349de2861fdbc957f12c925ce5146c045ba834 (patch) | |
| tree | 5ae87e265ea91bd721cf2f9335e7f8dd69eed5d7 /libavcodec/mpegvideo.h | |
| parent | 580b82fa244bcb668069ca0a8803258be7ba77bb (diff) | |
| download | ffmpeg-2f349de2861fdbc957f12c925ce5146c045ba834.tar.gz | |
(commit by michael)
mmx & mmx2 quantizer
c dct permutation bugfix
dont copy input on intra only encodings if it can be avoided
dont draw edges on intra only stuff
Originally committed as revision 281 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/mpegvideo.h')
| -rw-r--r-- | libavcodec/mpegvideo.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h index 03ddfc8de5..70c962dd94 100644 --- a/libavcodec/mpegvideo.h +++ b/libavcodec/mpegvideo.h @@ -30,6 +30,9 @@ enum OutputFormat { #define MPEG_BUF_SIZE (16 * 1024) +#define QMAT_SHIFT_MMX 19 +#define QMAT_SHIFT 25 + typedef struct MpegEncContext { struct AVCodecContext *avctx; /* the following parameters must be initialized before encoding */ @@ -120,6 +123,9 @@ typedef struct MpegEncContext { /* precomputed matrix (combine qscale and DCT renorm) */ int q_intra_matrix[64]; int q_non_intra_matrix[64]; + /* identical to the above but for MMX & these are not permutated */ + UINT16 __align8 q_intra_matrix16[64] ; + UINT16 __align8 q_non_intra_matrix16[64]; int block_last_index[6]; /* last non zero coefficient in block */ void *opaque; /* private data for the user */ |