From: Michael Niedermayer <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
---
libavcodec/mpeg12dec.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index b66bdc1..0fc1790 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -2082,11 +2082,15 @@ static int mpeg1_decode_sequence(AVCodecContext *avctx,
return -1;
}
s->frame_rate_index = get_bits(&s->gb, 4);
- if (s->frame_rate_index == 0 || s->frame_rate_index > 13)
+ if (s->frame_rate_index == 0 || s->frame_rate_index > 13) {
+ av_log(avctx, AV_LOG_WARNING, "frame_rate_index %d is invalid\n",
s->frame_rate_index);
return -1;
+ }
s->bit_rate = get_bits(&s->gb, 18) * 400;
- if (get_bits1(&s->gb) == 0) /* marker */
+ if (get_bits1(&s->gb) == 0) { /* marker */
+ av_log(avctx, AV_LOG_ERROR, "Marker in sequence header missing\n");
return -1;
+ }
s->width = width;
s->height = height;
--
1.9.3 (Apple Git-50)
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