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author | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-06-19 16:31:10 +0200 |
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committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-06-19 23:47:43 +0200 |
commit | 3d4a61fbda65ebdd00b049166eaedccfbe9ff6ba (patch) | |
tree | 60272363faaf46179934ae258f9fc16f9383bf81 | |
parent | d5b068d44b4bf42951611a92d3697786564ef002 (diff) | |
download | ffmpeg-3d4a61fbda65ebdd00b049166eaedccfbe9ff6ba.tar.gz |
Autodetect idcin only if audio properties allow decoding.
Fixes ticket #2688.
(cherry picked from commit 06bede95fcea47d2e51e8ff248c15311f335b898)
-rw-r--r-- | libavformat/idcin.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libavformat/idcin.c b/libavformat/idcin.c index fd4504a566..fcfddfd1f6 100644 --- a/libavformat/idcin.c +++ b/libavformat/idcin.c @@ -91,7 +91,7 @@ typedef struct IdcinDemuxContext { static int idcin_probe(AVProbeData *p) { - unsigned int number; + unsigned int number, sample_rate; /* * This is what you could call a "probabilistic" file check: id CIN @@ -120,18 +120,18 @@ static int idcin_probe(AVProbeData *p) return 0; /* check the audio sample rate */ - number = AV_RL32(&p->buf[8]); - if ((number != 0) && ((number < 8000) | (number > 48000))) + sample_rate = AV_RL32(&p->buf[8]); + if (sample_rate && (sample_rate < 8000 || sample_rate > 48000)) return 0; /* check the audio bytes/sample */ number = AV_RL32(&p->buf[12]); - if (number > 2) + if (number > 2 || sample_rate && !number) return 0; /* check the audio channels */ number = AV_RL32(&p->buf[16]); - if (number > 2) + if (number > 2 || sample_rate && !number) return 0; /* return half certainly since this check is a bit sketchy */ |