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avformat/riffde: Fix integer overflow in bitrate 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-07-12 16:24:20 +02:00
parent cd32637741
commit 839d6bc192
1 changed files with 2 additions and 2 deletions
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4
libavformat/riffdec.c
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@ -99,13 +99,13 @@ int ff_get_wav_header(AVFormatContext *s, AVIOContext *pb,
id = avio_rl16(pb);
codec->channels = avio_rl16(pb);
codec->sample_rate = avio_rl32(pb);
bitrate = avio_rl32(pb) * 8;
bitrate = avio_rl32(pb) * 8LL;
codec->block_align = avio_rl16(pb);
} else {
id = avio_rb16(pb);
codec->channels = avio_rb16(pb);
codec->sample_rate = avio_rb32(pb);
bitrate = avio_rb32(pb) * 8;
bitrate = avio_rb32(pb) * 8LL;
codec->block_align = avio_rb16(pb);
}
if (size == 14) { /* We're dealing with plain vanilla WAVEFORMAT */