diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2012-01-19 20:50:44 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-01-22 00:46:19 +0100 |
| commit | d1c48025a71e9e190d79115759c10f5807f4d0a7 (patch) | |
| tree | 6489f3ffeced41ad46e460098c1269c35648f90b /libavcodec | |
| parent | fd8a8373aa52e94de14f0583c482c8faa95dd677 (diff) | |
pngdec: Do not use SIMD paeth prediction for bpp=2
Fixes decoding of basi4a08.png
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/pngdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/pngdec.c b/libavcodec/pngdec.c index ec604546b1..e91bca4f97 100644 --- a/libavcodec/pngdec.c +++ b/libavcodec/pngdec.c @@ -228,7 +228,7 @@ static void png_filter_row(PNGDecContext *s, uint8_t *dst, int filter_type, p = last[i]; dst[i] = p + src[i]; } - if(bpp > 1 && size > 4) { + if(bpp > 2 && size > 4) { // would write off the end of the array if we let it process the last pixel with bpp=3 int w = bpp==4 ? size : size-3; s->add_paeth_prediction(dst+i, src+i, last+i, w-i, bpp); |