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-rw-r--r--libavcodec/vqavideo.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/vqavideo.c b/libavcodec/vqavideo.c
index 85725ccc87..5c864c2ab1 100644
--- a/libavcodec/vqavideo.c
+++ b/libavcodec/vqavideo.c
@@ -164,6 +164,11 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx)
if (!s->next_codebook_buffer)
goto fail;
+ if (s->width % s->vector_width || s->height % s->vector_height) {
+ av_log(avctx, AV_LOG_ERROR, "Picture dimensions are not a multiple of the vector size\n");
+ goto fail;
+ }
+
/* allocate decode buffer */
s->decode_buffer_size = (s->width / s->vector_width) *
(s->height / s->vector_height) * 2;