diff options
author | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-12-27 00:57:32 +0000 |
---|---|---|
committer | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-12-27 00:57:32 +0000 |
commit | b0a28151cb05e0a1589060cab1f16094d6930cbc (patch) | |
tree | 75b3da0c8ee5e17ca0adcbfdd01ef539b1323bee | |
parent | bdf4a2dc07b7d90c06d858ff7dba2bf15099d0b8 (diff) | |
download | mpv-b0a28151cb05e0a1589060cab1f16094d6930cbc.tar.bz2 mpv-b0a28151cb05e0a1589060cab1f16094d6930cbc.tar.xz |
output shifted by a few pixels on extreem scalings bugfix
filterPos was wrong by 0.5 pixels on downscale with -sws 1 and 2 bugfix
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3783 b3059339-0415-0410-9bf9-f77b7e298cf2
-rw-r--r-- | postproc/swscale_template.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/postproc/swscale_template.c b/postproc/swscale_template.c index 565d6c3461..c1033da6f2 100644 --- a/postproc/swscale_template.c +++ b/postproc/swscale_template.c @@ -1889,7 +1889,7 @@ static inline void RENAME(initFilter)(int16_t *dstFilter, int16_t *filterPos, in // printf("%d %d %d\n", filterSize, srcW, dstW); *filterSize= (*filterSize +(filterAlign-1)) & (~(filterAlign-1)); - xDstInSrc= xInc - 0x8000; + xDstInSrc= xInc/2 - 0x8000; for(i=0; i<dstW; i++) { int xx= (xDstInSrc>>16) - (*filterSize>>1) + 1; @@ -1937,10 +1937,10 @@ static inline void RENAME(initFilter)(int16_t *dstFilter, int16_t *filterPos, in // printf("%d %d %d\n", *filterSize, srcW, dstW); *filterSize= (*filterSize +(filterAlign-1)) & (~(filterAlign-1)); - xDstInSrc= xInc - 0x8000; + xDstInSrc= xInc/2 - 0x8000; for(i=0; i<dstW; i++) { - int xx= (int)((double)xDstInSrc/(double)(1<<16) - *filterSize*0.5 + 0.5); + int xx= (int)((double)xDstInSrc/(double)(1<<16) - ((*filterSize)-1)*0.5 + 0.5); int j; filterPos[i]= xx; |