summaryrefslogtreecommitdiff
path: root/libavformat/mp3dec.c
diff options
context:
space:
mode:
authorMichael Niedermayer <michaelni@gmx.at>2014-05-12 21:02:06 +0200
committerMichael Niedermayer <michaelni@gmx.at>2014-05-12 21:05:47 +0200
commita8bc175dd9cec09c1cbdc6e5e3bf8f59170162da (patch)
tree96e416dc7eaedde5d7054d4956f61b70ddd44c8a /libavformat/mp3dec.c
parentb3b505c73bf515a4b6274b847eeac48b51b4fd5a (diff)
avformat/mp3dec: check the number of frames per buffer size
Fixes misdetection of issue3327-libc-2.17.so Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/mp3dec.c')
-rw-r--r--libavformat/mp3dec.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavformat/mp3dec.c b/libavformat/mp3dec.c
index e04206c991..8335388409 100644
--- a/libavformat/mp3dec.c
+++ b/libavformat/mp3dec.c
@@ -90,10 +90,10 @@ static int mp3_read_probe(AVProbeData *p)
// issues with MPEG-files!
if (first_frames>=4) return AVPROBE_SCORE_EXTENSION + 1;
else if(max_frames>200)return AVPROBE_SCORE_EXTENSION;
- else if(max_frames>=4) return AVPROBE_SCORE_EXTENSION / 2;
+ else if(max_frames>=4 && max_frames >= p->buf_size/10000) return AVPROBE_SCORE_EXTENSION / 2;
else if(ff_id3v2_match(buf0, ID3v2_DEFAULT_MAGIC) && 2*ff_id3v2_tag_len(buf0) >= p->buf_size)
return p->buf_size < PROBE_BUF_MAX ? AVPROBE_SCORE_EXTENSION / 4 : AVPROBE_SCORE_EXTENSION - 2;
- else if(max_frames>=1) return 1;
+ else if(max_frames>=1 && max_frames >= p->buf_size/10000) return 1;
else return 0;
//mpegps_mp3_unrecognized_format.mpg has max_frames=3
}