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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-07 11:13:41 +02:00
FFmpeg/libavformat/hlsplaylist.h
Steven Liu 1e03d60054 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>
2019-01-31 16:17:11 +08:00

59 lines
2.4 KiB
C

/*
* Apple HTTP Live Streaming segmenter
* Copyright (c) 2012, Luca Barbato
* Copyright (c) 2017 Akamai Technologies, Inc.
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVFORMAT_HLSPLAYLIST_H
#define AVFORMAT_HLSPLAYLIST_H
#include <stdint.h>
#include "libavutil/common.h"
#include "avformat.h"
#include "avio.h"
typedef enum {
PLAYLIST_TYPE_NONE,
PLAYLIST_TYPE_EVENT,
PLAYLIST_TYPE_VOD,
PLAYLIST_TYPE_NB,
} PlaylistType;
void ff_hls_write_playlist_version(AVIOContext *out, int version);
void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup,
char *filename, char *language, int name_id, int is_default);
void ff_hls_write_stream_info(AVStream *st, AVIOContext *out,
int bandwidth, char *filename, char *agroup,
char *codecs, char *ccgroup);
void ff_hls_write_playlist_header(AVIOContext *out, int version, int allowcache,
int target_duration, int64_t sequence,
uint32_t playlist_type);
void ff_hls_write_init_file(AVIOContext *out, char *filename,
int byterange_mode, int64_t size, int64_t pos);
int ff_hls_write_file_entry(AVIOContext *out, int insert_discont,
int byterange_mode,
double duration, int round_duration,
int64_t size, int64_t pos, //Used only if HLS_SINGLE_FILE flag is set
char *baseurl, //Ignored if NULL
char *filename, double *prog_date_time);
void ff_hls_write_end_list (AVIOContext *out);
#endif /* AVFORMAT_HLSPLAYLIST_H_ */