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move q_*_matrix out of MpegEncContext (40k ->23k) dct_quantize() is even slightly faster now, dont ask my why ...

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Originally committed as revision 2411 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2003-10-22 10:59:39 +00:00
parent c4f1e443e7
commit 7e4995c388
2 changed files with 7 additions and 2 deletions
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5
libavcodec/mpegvideo.c
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@ -442,6 +442,9 @@ int MPV_common_init(MpegEncContext *s)
CHECKED_ALLOCZ(s->mb_type , mb_array_size * sizeof(uint8_t)) //needed for encoding
CHECKED_ALLOCZ(s->lambda_table, mb_array_size * sizeof(int))
CHECKED_ALLOCZ(s->q_intra_matrix, 64*32 * sizeof(int))
CHECKED_ALLOCZ(s->q_inter_matrix, 64*32 * sizeof(int))
}
CHECKED_ALLOCZ(s->picture, MAX_PICTURE_COUNT * sizeof(Picture))
@ -560,6 +563,8 @@ void MPV_common_end(MpegEncContext *s)
av_freep(&s->error_status_table);
av_freep(&s->mb_index2xy);
av_freep(&s->lambda_table);
av_freep(&s->q_intra_matrix);
av_freep(&s->q_inter_matrix);
for(i=0; i<MAX_PICTURE_COUNT; i++){
free_picture(s, &s->picture[i]);

4
libavcodec/mpegvideo.h
View File

@ -457,8 +457,8 @@ typedef struct MpegEncContext {
int coded_score[6];
/** precomputed matrix (combine qscale and DCT renorm) */
int __align8 q_intra_matrix[32][64];
int __align8 q_inter_matrix[32][64];
int (*q_intra_matrix)[64];
int (*q_inter_matrix)[64];
/** identical to the above but for MMX & these are not permutated */
uint16_t __align8 q_intra_matrix16[32][64];
uint16_t __align8 q_inter_matrix16[32][64];