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id3v2: skip data length indicator

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Originally committed as revision 25926 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Anton Khirnov 2010-12-10 15:48:56 +00:00
parent ded38a9bf0
commit a152c77f26
1 changed files with 5 additions and 0 deletions
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5
libavformat/id3v2.c
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@ -224,6 +224,11 @@ void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t flags)
next = url_ftell(s->pb) + tlen;
if (tflags & ID3v2_FLAG_DATALEN) {
get_be32(s->pb);
tlen -= 4;
}
if (tflags & (ID3v2_FLAG_ENCRYPTION | ID3v2_FLAG_COMPRESSION)) {
av_log(s, AV_LOG_WARNING, "Skipping encrypted/compressed ID3v2 frame %s.\n", tag);
url_fskip(s->pb, tlen);