diff --git a/libavformat/mp3dec.c b/libavformat/mp3dec.c index db01cd2081..ae549751e7 100644 --- a/libavformat/mp3dec.c +++ b/libavformat/mp3dec.c @@ -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;