avformat/hlsenc: add var_stream_map LANGUAGE field string parameter
authorSteven Liu <lq@chinaffmpeg.org>
Wed, 23 Jan 2019 11:19:49 +0000 (19:19 +0800)
committerSteven Liu <lq@chinaffmpeg.org>
Thu, 31 Jan 2019 08:17:11 +0000 (16:17 +0800)
commit1e03d600542d7e6ccd3ee94062174ae29383bef7
tree6fa95ad3a435c14e9ab73bc595d6ca8c8889a3ec
parent6a25bb5aa42285441dbe7d3372f598bb7ac7c4bf
avformat/hlsenc: add var_stream_map LANGUAGE field string parameter

use a:0,agroup:aud_low,default:Yes,language:CHN a:1,agroup:aud_low,language:ENG
        a:2,agroup:aud_high,default:YesYes,language:CHN a:3,agroup:aud_high,language:ENG
        v:0,agroup:aud_low v:1,agroup:aud_high
        create master m3u8 list.

result:
EXTM3U
EXT-X-VERSION:3
EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="group_aud_low",NAME="audio_0",DEFAULT=YES,LANGUAGE="CHN",URI="out_0.m3u8"
EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="group_aud_low",NAME="audio_1",DEFAULT=NO,LANGUAGE="ENG",URI="out_1.m3u8"
EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="group_aud_high",NAME="audio_2",DEFAULT=YES,LANGUAGE="CHN",URI="out_2.m3u8"
EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="group_aud_high",NAME="audio_3",DEFAULT=NO,LANGUAGE="ENG",URI="out_3.m3u8"
EXT-X-STREAM-INF:BANDWIDTH=1170400,RESOLUTION=640x480,CODECS="avc1.64001e,mp4a.40.2",AUDIO="group_aud_low"
out_4.m3u8
EXT-X-STREAM-INF:BANDWIDTH=3440800,RESOLUTION=640x480,CODECS="avc1.64001e,mp4a.40.2",AUDIO="group_aud_high"
out_5.m3u8

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
doc/muxers.texi
libavformat/dashenc.c
libavformat/hlsenc.c
libavformat/hlsplaylist.c
libavformat/hlsplaylist.h