generic-library/ffmpeg
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Check sub_packet_size against 0 to avoid div by zero later.

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Fixes issue473

Originally committed as revision 15739 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-10-29 00:16:50 +00:00
parent 8ff8de73a4
commit f23938f5b7
1 changed files with 5 additions and 0 deletions
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5
libavformat/rmdec.c
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@ -138,6 +138,11 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVStream *st,
return -1; return -1;
} }
if(sub_packet_size <= 0){
av_log(s, AV_LOG_ERROR, "sub_packet_size is invalid\n");
return -1;
}
if (!strcmp(buf, "cook")) st->codec->codec_id = CODEC_ID_COOK; if (!strcmp(buf, "cook")) st->codec->codec_id = CODEC_ID_COOK;
else if (!strcmp(buf, "sipr")) st->codec->codec_id = CODEC_ID_SIPR; else if (!strcmp(buf, "sipr")) st->codec->codec_id = CODEC_ID_SIPR;
else st->codec->codec_id = CODEC_ID_ATRAC3; else st->codec->codec_id = CODEC_ID_ATRAC3;