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vp3: 10l Fix DC-only IDCT for C and ARM too

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Originally committed as revision 23359 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
David Conrad 2010-05-28 07:22:04 +00:00
parent 179655b6c6
commit c0fda017d1
2 changed files with 3 additions and 7 deletions
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4
libavcodec/vp3dsp.c
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@ -225,9 +225,7 @@ void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*
void ff_vp3_idct_dc_add_c(uint8_t *dest/*align 8*/, int line_size, const DCTELEM *block/*align 16*/){
const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
int i, dc = block[0];
dc = (46341*dc)>>16;
dc = (46341*dc + (8<<16))>>20;
int i, dc = (block[0] + 15) >> 5;
for(i = 0; i < 8; i++){
dest[0] = cm[dest[0]+dc];