From 5b1e5dce35dfac3b89dddca851a0ffdeae4b9c20 Mon Sep 17 00:00:00 2001 From: Baptiste Coudurier Date: Sun, 14 Jan 2007 01:14:31 +0000 Subject: [PATCH] swf can contain only one audio track, simplify Originally committed as revision 7456 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/swf.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/libavformat/swf.c b/libavformat/swf.c index f07afab..149406d 100644 --- a/libavformat/swf.c +++ b/libavformat/swf.c @@ -59,7 +59,7 @@ #include typedef struct { - + int audio_stream_index; offset_t duration_pos; offset_t tag_pos; @@ -808,8 +808,9 @@ static int swf_read_header(AVFormatContext *s, AVFormatParameters *ap) get_byte(pb); v = get_byte(pb); swf->samples_per_frame = get_le16(pb); - ast = av_new_stream(s, 1); + ast = av_new_stream(s, -1); /* -1 to avoid clash with video stream ch_id */ av_set_pts_info(ast, 24, 1, 1000); /* 24 bit pts in ms */ + swf->audio_stream_index = ast->index; ast->codec->channels = 1 + (v&1); ast->codec->codec_type = CODEC_TYPE_AUDIO; if (v & 0x20) @@ -866,14 +867,12 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt) } url_fskip(pb, len-2); } else if (tag == TAG_STREAMBLOCK) { - for( i=0; inb_streams; i++ ) { - st = s->streams[i]; - if (st->id == 1) { - url_fskip(pb, 4); - av_get_packet(pb, pkt, len-4); - pkt->stream_index = st->index; - return pkt->size; - } + st = s->streams[swf->audio_stream_index]; + if (st->codec->codec_id == CODEC_ID_MP3) { + url_fskip(pb, 4); + av_get_packet(pb, pkt, len-4); + pkt->stream_index = st->index; + return pkt->size; } url_fskip(pb, len); } else { -- 2.7.4