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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-06-21 01:11:45 +0200 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-06-21 01:11:45 +0200 |
| commit | e4bb67bc506924e1eb115b04202aebd2a31374bc (patch) | |
| tree | 197ca8024ca93f8368f3c591768456f392be9a94 | |
| parent | 59549b5ab7f26d6b95853e8f998baf8d2889c426 (diff) | |
| download | ffmpeg-e4bb67bc506924e1eb115b04202aebd2a31374bc.tar.gz | |
avformat/libmodplug: Reduce the probe score for small input
This ensures that theres enough data for mpeg_probe() to recognize mpeg-ps
Fixes Ticket2583
Based on code by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c605adbf562fbf535e83ae427bb681bc45e440c8)
| -rw-r--r-- | libavformat/libmodplug.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/libavformat/libmodplug.c b/libavformat/libmodplug.c index aa8edccb59..4ba9392aa0 100644 --- a/libavformat/libmodplug.c +++ b/libavformat/libmodplug.c @@ -347,6 +347,19 @@ static int modplug_read_seek(AVFormatContext *s, int stream_idx, int64_t ts, int return 0; } +static const char modplug_extensions[] = "669,abc,amf,ams,dbm,dmf,dsm,far,it,mdl,med,mid,mod,mt2,mtm,okt,psm,ptm,s3m,stm,ult,umx,xm,itgz,itr,itz,mdgz,mdr,mdz,s3gz,s3r,s3z,xmgz,xmr,xmz"; + +static int modplug_probe(AVProbeData *p) +{ + if (av_match_ext(p->filename, modplug_extensions)) { + if (p->buf_size < 16384) + return AVPROBE_SCORE_MAX/4-1; + else + return AVPROBE_SCORE_MAX/2; + } + return 0; +} + static const AVClass modplug_class = { .class_name = "ModPlug demuxer", .item_name = av_default_item_name, @@ -358,11 +371,11 @@ AVInputFormat ff_libmodplug_demuxer = { .name = "libmodplug", .long_name = NULL_IF_CONFIG_SMALL("ModPlug demuxer"), .priv_data_size = sizeof(ModPlugContext), + .read_probe = modplug_probe, .read_header = modplug_read_header, .read_packet = modplug_read_packet, .read_close = modplug_read_close, .read_seek = modplug_read_seek, - .extensions = "669,abc,amf,ams,dbm,dmf,dsm,far,it,mdl,med,mid,mod,mt2,mtm,okt,psm,ptm,s3m,stm,ult,umx,xm" - ",itgz,itr,itz,mdgz,mdr,mdz,s3gz,s3r,s3z,xmgz,xmr,xmz", // compressed mods + .extensions = modplug_extensions, .priv_class = &modplug_class, }; |