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kgv1: release reference picture on size change.

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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 6c4c27adb61b2881a94ce5c7d97ee1c8adadb5fe)

Signed-off-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
This commit is contained in:
Ronald S. Bultje 2012-02-24 16:27:53 -08:00 committed by Reinhard Tartler
parent d10c22d33c
commit 25784c0409
1 changed files with 4 additions and 1 deletions
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5
libavcodec/kgv1dec.c
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@ -54,8 +54,11 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
if (av_image_check_size(w, h, 0, avctx))
return -1;
if (w != avctx->width || h != avctx->height)
if (w != avctx->width || h != avctx->height) {
if (c->prev.data[0])
avctx->release_buffer(avctx, &c->prev);
avcodec_set_dimensions(avctx, w, h);
}
maxcnt = w * h;