[FFmpeg-devel] [PATCH 1/4] escape130: Check dimensions to be a multiple of the block size.
Michael Niedermayer
michaelni at gmx.at
Thu Dec 8 13:59:30 CET 2011
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
libavcodec/escape130.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/libavcodec/escape130.c b/libavcodec/escape130.c
index 322ec8f..57327b1 100644
--- a/libavcodec/escape130.c
+++ b/libavcodec/escape130.c
@@ -43,6 +43,11 @@ static av_cold int escape130_decode_init(AVCodecContext *avctx)
Escape130Context *s = avctx->priv_data;
avctx->pix_fmt = PIX_FMT_YUV420P;
+ if((avctx->width&1) || (avctx->height&1)){
+ av_log(avctx, AV_LOG_ERROR, "Dimensions are not a multiple of the block size\n");
+ return -1;
+ }
+
s->bases= av_malloc(avctx->width * avctx->height /4);
return 0;
--
1.7.5.4
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