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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 23:50:59 +0200 |
commit | dba1211a3eaf2e054bcfc5fe113b5e14474ca8d9 (patch) | |
tree | 2cc7049408d537d71e51b8392d8da8eeb0b51ac7 | |
parent | 508de3d6e942d051bc6f11291654438b4d84428e (diff) | |
download | ffmpeg-dba1211a3eaf2e054bcfc5fe113b5e14474ca8d9.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 fb07788655..8fd84f0728 100644 --- a/libavformat/idcin.c +++ b/libavformat/idcin.c @@ -92,7 +92,7 @@ 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 @@ -121,18 +121,18 @@ 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 */ |