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-rw-r--r--libavcodec/smc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/smc.c b/libavcodec/smc.c
index e937b03c86..47c7d93d4c 100644
--- a/libavcodec/smc.c
+++ b/libavcodec/smc.c
@@ -125,7 +125,7 @@ static void smc_decode_stream(SmcContext *s)
chunk_size, s->size);
chunk_size = s->size;
- total_blocks = (s->avctx->width * s->avctx->height) / (4 * 4);
+ total_blocks = ((s->avctx->width + 3) / 4) * ((s->avctx->height + 3) / 4);
/* traverse through the blocks */
while (total_blocks) {