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| author | Piotr Bandurski <ami_stuff@o2.pl> | 2012-05-31 15:17:59 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-06-07 00:55:24 +0200 |
| commit | 91ac6d9902b0550e82c6dc4081b12eb7ba145b68 (patch) | |
| tree | aa6486bfcecdd1a8e119e3c47ec2972938c1b930 | |
| parent | 0a311df6d96e5155bbfb1824be50f2e2b3f7a30e (diff) | |
| download | ffmpeg-91ac6d9902b0550e82c6dc4081b12eb7ba145b68.tar.gz | |
gifenc: support resolutions up to 65535x65535
Maybe someone can add a check in the second gif encoder (rgb24), because I'm not sure where it should be added.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit e03ddbcd919b11a289c2de8a47c83efe7fab32fb)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/gif.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/gif.c b/libavcodec/gif.c index ec4be2749b..5cb635df1f 100644 --- a/libavcodec/gif.c +++ b/libavcodec/gif.c @@ -145,6 +145,11 @@ static av_cold int gif_encode_init(AVCodecContext *avctx) { GIFContext *s = avctx->priv_data; + if (avctx->width > 65535 || avctx->height > 65535) { + av_log(avctx, AV_LOG_ERROR, "GIF does not support resolutions above 65535x65535\n"); + return -1; + } + avctx->coded_frame = &s->picture; s->lzw = av_mallocz(ff_lzw_encode_state_size); if (!s->lzw) |