From: Stefano Sabatini <[email protected]>
Prevent error condition in case sample_rate is unset or set to a negative
value. In particular, fix divide-by-zero error occurring in ffmpeg due to
sample_rate set to 0 in output_packet(), in code:
ist->next_pts += ((int64_t)AV_TIME_BASE *
ist->st->codec->frame_size) /
ist->st->codec->sample_rate;
---
libavformat/rawdec.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/libavformat/rawdec.c b/libavformat/rawdec.c
index 33a0447..6be48c5 100644
--- a/libavformat/rawdec.c
+++ b/libavformat/rawdec.c
@@ -57,6 +57,12 @@ int ff_raw_read_header(AVFormatContext *s,
AVFormatParameters *ap)
if (s1 && s1->sample_rate)
st->codec->sample_rate = s1->sample_rate;
+ if (st->codec->sample_rate <= 0) {
+ av_log(s, AV_LOG_ERROR, "Invalid sample rate %d specified\n",
+ st->codec->sample_rate);
+ return AVERROR(EINVAL);
+ }
+
if (s1 && s1->channels)
st->codec->channels = s1->channels;
--
1.7.7.3
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