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| author | Clément Bœsch <clement@stupeflix.com> | 2015-02-16 17:23:34 +0100 |
|---|---|---|
| committer | Clément Bœsch <clement@stupeflix.com> | 2015-02-16 18:20:08 +0100 |
| commit | d5b20daeb0e311caa62a899d41c8823c605d117a (patch) | |
| tree | 5996d3a23a5cddd516e8043da1599249b31305f6 /libavcodec | |
| parent | 86a01362c0e46d155fbfc1ef19f5ba17af3ee69d (diff) | |
| download | ffmpeg-d5b20daeb0e311caa62a899d41c8823c605d117a.tar.gz | |
avcodec/gif: fix off by one in column offsetting finding
(cherry picked from commit f9240ec01abb097263fe578d2b6fb076bb7b9263)
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/gif.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/gif.c b/libavcodec/gif.c index 27d054e512..def1b83e9d 100644 --- a/libavcodec/gif.c +++ b/libavcodec/gif.c @@ -105,7 +105,7 @@ static int gif_image_write_image(AVCodecContext *avctx, /* skip common columns */ while (x_start < x_end) { int same_column = 1; - for (y = y_start; y < y_end; y++) { + for (y = y_start; y <= y_end; y++) { if (ref[y*ref_linesize + x_start] != buf[y*linesize + x_start]) { same_column = 0; break; @@ -117,7 +117,7 @@ static int gif_image_write_image(AVCodecContext *avctx, } while (x_end > x_start) { int same_column = 1; - for (y = y_start; y < y_end; y++) { + for (y = y_start; y <= y_end; y++) { if (ref[y*ref_linesize + x_end] != buf[y*linesize + x_end]) { same_column = 0; break; |