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authorCarl Eugen Hoyos <[email protected]>2013-06-19 16:31:10 +0200
committerCarl Eugen Hoyos <[email protected]>2013-06-19 23:46:09 +0200
commit8268c1fea870b78975499db5a5151ab5cdc9e24b (patch)
tree9a56ceb935acd2de53afbee16cb73778f57a91c7
parentd9a91dfb542ae3a5b0dcf2339183ee0177b8ab16 (diff)
Autodetect idcin only if audio properties allow decoding.
Fixes ticket #2688. (cherry picked from commit 06bede95fcea47d2e51e8ff248c15311f335b898)
-rw-r--r--libavformat/idcin.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/libavformat/idcin.c b/libavformat/idcin.c
index bede04075e..fdd19e14a5 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 */