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mp3dec: fix seeking without xing TOC 

fixes regression from the xing toc support

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-09-20 22:00:52 +02:00
parent 5864ce13d1
commit 6d87781758
1 changed files with 9 additions and 0 deletions
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9
libavformat/mp3dec.c
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@ -37,6 +37,7 @@
typedef struct {
int64_t filesize;
int xing_toc;
int start_pad;
int end_pad;
} MP3Context;
@ -88,6 +89,7 @@ static int mp3_read_probe(AVProbeData *p)
static void read_xing_toc(AVFormatContext *s, int64_t filesize, int64_t duration)
{
int i;
MP3Context *mp3 = s->priv_data;
if (!filesize &&
!(filesize = avio_size(s->pb))) {
@ -103,6 +105,7 @@ static void read_xing_toc(AVFormatContext *s, int64_t filesize, int64_t duration
av_rescale(i, duration, XING_TOC_COUNT),
0, 0, AVINDEX_KEYFRAME);
}
mp3->xing_toc = 1;
}
/**
@ -259,6 +262,12 @@ static int mp3_seek(AVFormatContext *s, int stream_index, int64_t timestamp,
int64_t ret = av_index_search_timestamp(st, timestamp, flags);
uint32_t header = 0;
if (!mp3->xing_toc) {
st->skip_samples = timestamp <= 0 ? mp3->start_pad + 528 + 1 : 0;
return -1;
}
if (ret < 0)
return ret;