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lavf/asfenc: check the number of streams in header

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2016-02-03 22:53:56 +01:00
parent 7e6b788f7c
commit 0464767301
1 changed files with 5 additions and 0 deletions
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5
libavformat/asfenc.c
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@ -684,6 +684,11 @@ static int asf_write_header(AVFormatContext *s)
s->max_interleave_delta = 0;
asf->nb_packets = 0;
if (s->nb_streams > 127) {
av_log(s, AV_LOG_ERROR, "ASF can only handle 127 streams\n");
return AVERROR(EINVAL);
}
asf->index_ptr = av_malloc(sizeof(ASFIndex) * ASF_INDEX_BLOCK);
if (!asf->index_ptr)
return AVERROR(ENOMEM);