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fix

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Originally committed as revision 2078 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2003-07-24 21:52:41 +00:00
parent 438fcb754f
commit 14bc6e6371
1 changed files with 4 additions and 4 deletions
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8
libavcodec/vcr1.c
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@ -79,7 +79,7 @@ static int decode_frame(AVCodecContext *avctx,
for(i=0; i<4; i++) for(i=0; i<4; i++)
a->offset[i]= *(bytestream++); a->offset[i]= *(bytestream++);
offset= a->offset[0]; offset= a->offset[0] - a->delta[ bytestream[2]&0xF ];
for(x=0; x<avctx->width; x+=4){ for(x=0; x<avctx->width; x+=4){
luma[0]=( offset += a->delta[ bytestream[2]&0xF ]); luma[0]=( offset += a->delta[ bytestream[2]&0xF ]);
luma[1]=( offset += a->delta[ bytestream[2]>>4 ]); luma[1]=( offset += a->delta[ bytestream[2]>>4 ]);
@ -87,13 +87,13 @@ static int decode_frame(AVCodecContext *avctx,
luma[3]=( offset += a->delta[ bytestream[0]>>4 ]); luma[3]=( offset += a->delta[ bytestream[0]>>4 ]);
luma += 4; luma += 4;
*(cb++) = bytestream[1]; *(cb++) = bytestream[3];
*(cr++) = bytestream[3]; *(cr++) = bytestream[1];
bytestream+= 4; bytestream+= 4;
} }
}else{ }else{
offset= a->offset[y&3]; offset= a->offset[y&3] - a->delta[ bytestream[2]&0xF ];
for(x=0; x<avctx->width; x+=8){ for(x=0; x<avctx->width; x+=8){
luma[0]=( offset += a->delta[ bytestream[2]&0xF ]); luma[0]=( offset += a->delta[ bytestream[2]&0xF ]);