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| author | Michael Niedermayer <michaelni@gmx.at> | 2007-04-15 00:53:32 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2007-04-15 00:53:32 +0000 |
| commit | 21c08a3f1c91c6a9fa7dbaf48d14078ecb4b985d (patch) | |
| tree | b240c5c59022747f1468f19a6a9cbb1899ab9690 /libswscale/swscale_template.c | |
| parent | fe2ad119e91eab9dead56c737ccc899655ae5618 (diff) | |
convert palette to yuv instead of converting each pixel after pal->rgb
Originally committed as revision 22993 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
Diffstat (limited to 'libswscale/swscale_template.c')
| -rw-r--r-- | libswscale/swscale_template.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/libswscale/swscale_template.c b/libswscale/swscale_template.c index 9c1bb5fd4e..a8616efcb0 100644 --- a/libswscale/swscale_template.c +++ b/libswscale/swscale_template.c @@ -2285,11 +2285,8 @@ static inline void RENAME(palToY)(uint8_t *dst, uint8_t *src, int width, uint32_ for(i=0; i<width; i++) { int d= src[i]; - int b= pal[d] &0xFF; - int g=(pal[d]>>8 )&0xFF; - int r= pal[d]>>16; - dst[i]= ((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16; + dst[i]= pal[d] & 0xFF; } } @@ -2302,12 +2299,9 @@ static inline void RENAME(palToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, int d0= src1[2*i ]; int d1= src1[2*i+1]; int p = (pal[d0]&0xFF00FF) + (pal[d1]&0xFF00FF); - int g = (pal[d0]+pal[d1]-p)>>8; - int b= p&0x1FF; - int r= p>>16; - dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+1)) + 128; - dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+1)) + 128; + dstU[i]= (pal[d0]+pal[d1]-p)>>9; + dstV[i]= p>>17; } } |