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gifenc: support resolutions up to 65535x65535

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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>
This commit is contained in:
Piotr Bandurski 2012-05-31 15:17:59 +02:00 committed by Michael Niedermayer
parent d2581dcca6
commit e03ddbcd91
1 changed files with 5 additions and 0 deletions
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5
libavcodec/gif.c
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@ -145,6 +145,11 @@ static av_cold int gif_encode_init(AVCodecContext *avctx)
{ {
GIFContext *s = avctx->priv_data; 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; avctx->coded_frame = &s->picture;
s->lzw = av_mallocz(ff_lzw_encode_state_size); s->lzw = av_mallocz(ff_lzw_encode_state_size);
if (!s->lzw) if (!s->lzw)