From 88b4c1a7316cf47f68bf04accf613375b7326992 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 20 Nov 2014 15:08:18 +0100 Subject: [PATCH] avcodec/mpeg12dec: Print error/warning messages on issues in mpeg1_decode_sequence() Signed-off-by: Michael Niedermayer --- libavcodec/mpeg12dec.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c index baa8e81ad2..34dbebf68e 100644 --- a/libavcodec/mpeg12dec.c +++ b/libavcodec/mpeg12dec.c @@ -2121,11 +2121,15 @@ 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;