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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>
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@ -347,6 +347,19 @@ static int modplug_read_seek(AVFormatContext *s, int stream_idx, int64_t ts, int
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return 0;
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}
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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";
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static int modplug_probe(AVProbeData *p)
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{
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if (av_match_ext(p->filename, modplug_extensions)) {
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if (p->buf_size < 16384)
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return AVPROBE_SCORE_EXTENSION/2-1;
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else
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return AVPROBE_SCORE_EXTENSION;
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}
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return 0;
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}
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static const AVClass modplug_class = {
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.class_name = "ModPlug demuxer",
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.item_name = av_default_item_name,
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@ -358,11 +371,11 @@ AVInputFormat ff_libmodplug_demuxer = {
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.name = "libmodplug",
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.long_name = NULL_IF_CONFIG_SMALL("ModPlug demuxer"),
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.priv_data_size = sizeof(ModPlugContext),
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.read_probe = modplug_probe,
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.read_header = modplug_read_header,
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.read_packet = modplug_read_packet,
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.read_close = modplug_read_close,
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.read_seek = modplug_read_seek,
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.extensions = "669,abc,amf,ams,dbm,dmf,dsm,far,it,mdl,med,mid,mod,mt2,mtm,okt,psm,ptm,s3m,stm,ult,umx,xm"
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",itgz,itr,itz,mdgz,mdr,mdz,s3gz,s3r,s3z,xmgz,xmr,xmz", // compressed mods
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.extensions = modplug_extensions,
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.priv_class = &modplug_class,
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};
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