Message ID | 20200326135700.11167-3-lance.lmwang@gmail.com |
---|---|
State | Superseded |
Headers | show |
Series | [FFmpeg-devel,v1,1/4] avformat/hlsenc: remove the first slash of the relative path line in the master m3u8 file | expand |
Context | Check | Description |
---|---|---|
andriy/ffmpeg-patchwork | success | Make fate finished |
> 2020年3月26日 下午9:56,lance.lmwang@gmail.com 写道: > > From: Limin Wang <lance.lmwang@gmail.com> > > Test with the following command for the webvtt subtitle: > $ ./ffmpeg -y -i input_with_subtitle.mkv \ > -b:v:0 5250k -c:v h264 -pix_fmt yuv420p -profile:v main -level 4.1 \ > -b:a:0 256k \ > -c:s webvtt -c:a mp2 -ar 48000 -ac 2 -map 0:v -map 0:a:0 -map 0:s:0 \ > -f hls -var_stream_map "v:0,a:0,s:0,sgroup:subtitle” \ What about add the example into doc/muxer.texi ? > -master_pl_name master.m3u8 -t 300 -hls_time 10 -hls_init_time 4 -hls_list_size \ > 10 -master_pl_publish_rate 10 -hls_flags \ > delete_segments+discont_start+split_by_time ./tmp/video.m3u8 > > Check the master m3u8: > $ cat tmp/master.m3u8 > #EXTM3U > #EXT-X-VERSION:3 > #EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID="subtitle",NAME="subtitle_0",DEFAULT=YES,URI="video_vtt.m3u8" > #EXT-X-STREAM-INF:BANDWIDTH=6056600,RESOLUTION=1280x720,CODECS="avc1.4d4829,mp4a.40.33",SUBTITLES="subtitle" > video.m3u8 > > Check the result by convert to mkv: > $ ./ffmpeg -strict experimental -i ./tmp/master.m3u8 -c:v copy -c:a mp2 -c:s srt ./test.mkv > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > --- > libavformat/dashenc.c | 2 +- > libavformat/hlsenc.c | 26 ++++++++++++++++++++++++-- > libavformat/hlsplaylist.c | 17 ++++++++++++++++- > libavformat/hlsplaylist.h | 4 +++- > 4 files changed, 44 insertions(+), 5 deletions(-) > > diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c > index 94d463972a..d1fe90b00c 100644 > --- a/libavformat/dashenc.c > +++ b/libavformat/dashenc.c > @@ -1311,7 +1311,7 @@ static int write_manifest(AVFormatContext *s, int final) > get_hls_playlist_name(playlist_file, sizeof(playlist_file), NULL, i); > ff_hls_write_stream_info(st, c->m3u8_out, stream_bitrate, > playlist_file, agroup, > - codec_str_ptr, NULL); > + codec_str_ptr, NULL, NULL); > } > dashenc_io_close(s, &c->m3u8_out, temp_filename); > if (use_rename) > diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c > index a0a3a4647b..d7b9c0e20a 100644 > --- a/libavformat/hlsenc.c > +++ b/libavformat/hlsenc.c > @@ -164,6 +164,7 @@ typedef struct VariantStream { > int is_default; /* default status of audio group */ > char *language; /* audio lauguage name */ > char *agroup; /* audio group name */ > + char *sgroup; /* subtitle group name */ > char *ccgroup; /* closed caption group name */ > char *baseurl; > char *varname; // variant name > @@ -1289,7 +1290,9 @@ static int create_master_playlist(AVFormatContext *s, > unsigned int i, j; > int ret, bandwidth; > const char *m3u8_rel_name = NULL; > + const char *vtt_m3u8_rel_name = NULL; > char *ccgroup; > + char *sgroup = NULL; > ClosedCaptionsStream *ccs; > const char *proto = avio_find_protocol_name(hls->master_m3u8_url); > int is_file_proto = proto && !strcmp(proto, "file"); > @@ -1412,13 +1415,24 @@ static int create_master_playlist(AVFormatContext *s, > vs->ccgroup); > } > > + if (vid_st && vs->sgroup) { > + sgroup = vs->sgroup; > + vtt_m3u8_rel_name = get_relative_url(hls->master_m3u8_url, vs->vtt_m3u8_name); > + if (!vtt_m3u8_rel_name) { > + av_log(s, AV_LOG_WARNING, "Unable to find relative subtitle URL\n"); > + break; > + } > + > + ff_hls_write_subtitle_rendition(hls->m3u8_out, sgroup, vtt_m3u8_rel_name, vs->language, i, hls->has_default_key ? vs->is_default : 1); > + } > + > if (!hls->has_default_key || !hls->has_video_m3u8) { > ff_hls_write_stream_info(vid_st, hls->m3u8_out, bandwidth, m3u8_rel_name, > - aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup); > + aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup, sgroup); > } else { > if (vid_st) { > ff_hls_write_stream_info(vid_st, hls->m3u8_out, bandwidth, m3u8_rel_name, > - aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup); > + aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup, sgroup); > } > } > } > @@ -1893,6 +1907,7 @@ static int parse_variant_stream_mapstring(AVFormatContext *s) > * practical usage) > * > * agroup: is key to specify audio group. A string can be given as value. > + * sgroup: is key to specify subtitle group. A string can be given as value. > */ > p = av_strdup(hls->var_stream_map); > if (!p) > @@ -1960,6 +1975,12 @@ static int parse_variant_stream_mapstring(AVFormatContext *s) > if (!vs->agroup) > return AVERROR(ENOMEM); > continue; > + } else if (av_strstart(keyval, "sgroup:", &val)) { > + av_free(vs->sgroup); > + vs->sgroup = av_strdup(val); > + if (!vs->sgroup) > + return AVERROR(ENOMEM); > + continue; > } else if (av_strstart(keyval, "ccgroup:", &val)) { > av_free(vs->ccgroup); > vs->ccgroup = av_strdup(val); > @@ -2516,6 +2537,7 @@ static void hls_free_variant_streams(struct HLSContext *hls) > av_freep(&vs->m3u8_name); > av_freep(&vs->streams); > av_freep(&vs->agroup); > + av_freep(&vs->sgroup); > av_freep(&vs->language); > av_freep(&vs->ccgroup); > av_freep(&vs->baseurl); > diff --git a/libavformat/hlsplaylist.c b/libavformat/hlsplaylist.c > index 56244496c0..43f9d281ba 100644 > --- a/libavformat/hlsplaylist.c > +++ b/libavformat/hlsplaylist.c > @@ -48,9 +48,22 @@ void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup, > avio_printf(out, "URI=\"%s\"\n", filename); > } > > +void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup, > + const char *filename, char *language, int name_id, int is_default) { > + if (!out || !filename) > + return; > + > + avio_printf(out, "#EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID=\"%s\"", sgroup); > + avio_printf(out, ",NAME=\"subtitle_%d\",DEFAULT=%s,", name_id, is_default ? "YES" : "NO"); > + if (language) { > + avio_printf(out, "LANGUAGE=\"%s\",", language); > + } > + avio_printf(out, "URI=\"%s\"\n", filename); > +} > + > void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, > int bandwidth, const char *filename, char *agroup, > - char *codecs, char *ccgroup) { > + char *codecs, char *ccgroup, char *sgroup) { > > if (!out || !filename) > return; > @@ -71,6 +84,8 @@ void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, > avio_printf(out, ",AUDIO=\"group_%s\"", agroup); > if (ccgroup && ccgroup[0]) > avio_printf(out, ",CLOSED-CAPTIONS=\"%s\"", ccgroup); > + if (sgroup && sgroup[0]) > + avio_printf(out, ",SUBTITLES=\"%s\"", sgroup); > avio_printf(out, "\n%s\n\n", filename); > } > > diff --git a/libavformat/hlsplaylist.h b/libavformat/hlsplaylist.h > index a8d29d62d3..a124bdcffb 100644 > --- a/libavformat/hlsplaylist.h > +++ b/libavformat/hlsplaylist.h > @@ -39,9 +39,11 @@ typedef enum { > void ff_hls_write_playlist_version(AVIOContext *out, int version); > void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup, > const char *filename, char *language, int name_id, int is_default); > +void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup, > + const char *filename, char *language, int name_id, int is_default); > void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, > int bandwidth, const char *filename, char *agroup, > - char *codecs, char *ccgroup); > + char *codecs, char *ccgroup, char *sgroup); > void ff_hls_write_playlist_header(AVIOContext *out, int version, int allowcache, > int target_duration, int64_t sequence, > uint32_t playlist_type, int iframe_mode); > -- > 2.21.0 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". Thanks Steven Liu
On Sun, Mar 29, 2020 at 04:32:06PM +0800, Steven Liu wrote: > > > > 2020年3月26日 下午9:56,lance.lmwang@gmail.com 写道: > > > > From: Limin Wang <lance.lmwang@gmail.com> > > > > Test with the following command for the webvtt subtitle: > > $ ./ffmpeg -y -i input_with_subtitle.mkv \ > > -b:v:0 5250k -c:v h264 -pix_fmt yuv420p -profile:v main -level 4.1 \ > > -b:a:0 256k \ > > -c:s webvtt -c:a mp2 -ar 48000 -ac 2 -map 0:v -map 0:a:0 -map 0:s:0 \ > > -f hls -var_stream_map "v:0,a:0,s:0,sgroup:subtitle” \ > What about add the example into doc/muxer.texi ? Sure, I have add one example into muxer.texi and send updated the patch. > > -master_pl_name master.m3u8 -t 300 -hls_time 10 -hls_init_time 4 -hls_list_size \ > > 10 -master_pl_publish_rate 10 -hls_flags \ > > delete_segments+discont_start+split_by_time ./tmp/video.m3u8 > > > > Check the master m3u8: > > $ cat tmp/master.m3u8 > > #EXTM3U > > #EXT-X-VERSION:3 > > #EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID="subtitle",NAME="subtitle_0",DEFAULT=YES,URI="video_vtt.m3u8" > > #EXT-X-STREAM-INF:BANDWIDTH=6056600,RESOLUTION=1280x720,CODECS="avc1.4d4829,mp4a.40.33",SUBTITLES="subtitle" > > video.m3u8 > > > > Check the result by convert to mkv: > > $ ./ffmpeg -strict experimental -i ./tmp/master.m3u8 -c:v copy -c:a mp2 -c:s srt ./test.mkv > > > > Signed-off-by: Limin Wang <lance.lmwang@gmail.com> > > --- > > libavformat/dashenc.c | 2 +- > > libavformat/hlsenc.c | 26 ++++++++++++++++++++++++-- > > libavformat/hlsplaylist.c | 17 ++++++++++++++++- > > libavformat/hlsplaylist.h | 4 +++- > > 4 files changed, 44 insertions(+), 5 deletions(-) > > > > diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c > > index 94d463972a..d1fe90b00c 100644 > > --- a/libavformat/dashenc.c > > +++ b/libavformat/dashenc.c > > @@ -1311,7 +1311,7 @@ static int write_manifest(AVFormatContext *s, int final) > > get_hls_playlist_name(playlist_file, sizeof(playlist_file), NULL, i); > > ff_hls_write_stream_info(st, c->m3u8_out, stream_bitrate, > > playlist_file, agroup, > > - codec_str_ptr, NULL); > > + codec_str_ptr, NULL, NULL); > > } > > dashenc_io_close(s, &c->m3u8_out, temp_filename); > > if (use_rename) > > diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c > > index a0a3a4647b..d7b9c0e20a 100644 > > --- a/libavformat/hlsenc.c > > +++ b/libavformat/hlsenc.c > > @@ -164,6 +164,7 @@ typedef struct VariantStream { > > int is_default; /* default status of audio group */ > > char *language; /* audio lauguage name */ > > char *agroup; /* audio group name */ > > + char *sgroup; /* subtitle group name */ > > char *ccgroup; /* closed caption group name */ > > char *baseurl; > > char *varname; // variant name > > @@ -1289,7 +1290,9 @@ static int create_master_playlist(AVFormatContext *s, > > unsigned int i, j; > > int ret, bandwidth; > > const char *m3u8_rel_name = NULL; > > + const char *vtt_m3u8_rel_name = NULL; > > char *ccgroup; > > + char *sgroup = NULL; > > ClosedCaptionsStream *ccs; > > const char *proto = avio_find_protocol_name(hls->master_m3u8_url); > > int is_file_proto = proto && !strcmp(proto, "file"); > > @@ -1412,13 +1415,24 @@ static int create_master_playlist(AVFormatContext *s, > > vs->ccgroup); > > } > > > > + if (vid_st && vs->sgroup) { > > + sgroup = vs->sgroup; > > + vtt_m3u8_rel_name = get_relative_url(hls->master_m3u8_url, vs->vtt_m3u8_name); > > + if (!vtt_m3u8_rel_name) { > > + av_log(s, AV_LOG_WARNING, "Unable to find relative subtitle URL\n"); > > + break; > > + } > > + > > + ff_hls_write_subtitle_rendition(hls->m3u8_out, sgroup, vtt_m3u8_rel_name, vs->language, i, hls->has_default_key ? vs->is_default : 1); > > + } > > + > > if (!hls->has_default_key || !hls->has_video_m3u8) { > > ff_hls_write_stream_info(vid_st, hls->m3u8_out, bandwidth, m3u8_rel_name, > > - aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup); > > + aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup, sgroup); > > } else { > > if (vid_st) { > > ff_hls_write_stream_info(vid_st, hls->m3u8_out, bandwidth, m3u8_rel_name, > > - aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup); > > + aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup, sgroup); > > } > > } > > } > > @@ -1893,6 +1907,7 @@ static int parse_variant_stream_mapstring(AVFormatContext *s) > > * practical usage) > > * > > * agroup: is key to specify audio group. A string can be given as value. > > + * sgroup: is key to specify subtitle group. A string can be given as value. > > */ > > p = av_strdup(hls->var_stream_map); > > if (!p) > > @@ -1960,6 +1975,12 @@ static int parse_variant_stream_mapstring(AVFormatContext *s) > > if (!vs->agroup) > > return AVERROR(ENOMEM); > > continue; > > + } else if (av_strstart(keyval, "sgroup:", &val)) { > > + av_free(vs->sgroup); > > + vs->sgroup = av_strdup(val); > > + if (!vs->sgroup) > > + return AVERROR(ENOMEM); > > + continue; > > } else if (av_strstart(keyval, "ccgroup:", &val)) { > > av_free(vs->ccgroup); > > vs->ccgroup = av_strdup(val); > > @@ -2516,6 +2537,7 @@ static void hls_free_variant_streams(struct HLSContext *hls) > > av_freep(&vs->m3u8_name); > > av_freep(&vs->streams); > > av_freep(&vs->agroup); > > + av_freep(&vs->sgroup); > > av_freep(&vs->language); > > av_freep(&vs->ccgroup); > > av_freep(&vs->baseurl); > > diff --git a/libavformat/hlsplaylist.c b/libavformat/hlsplaylist.c > > index 56244496c0..43f9d281ba 100644 > > --- a/libavformat/hlsplaylist.c > > +++ b/libavformat/hlsplaylist.c > > @@ -48,9 +48,22 @@ void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup, > > avio_printf(out, "URI=\"%s\"\n", filename); > > } > > > > +void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup, > > + const char *filename, char *language, int name_id, int is_default) { > > + if (!out || !filename) > > + return; > > + > > + avio_printf(out, "#EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID=\"%s\"", sgroup); > > + avio_printf(out, ",NAME=\"subtitle_%d\",DEFAULT=%s,", name_id, is_default ? "YES" : "NO"); > > + if (language) { > > + avio_printf(out, "LANGUAGE=\"%s\",", language); > > + } > > + avio_printf(out, "URI=\"%s\"\n", filename); > > +} > > + > > void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, > > int bandwidth, const char *filename, char *agroup, > > - char *codecs, char *ccgroup) { > > + char *codecs, char *ccgroup, char *sgroup) { > > > > if (!out || !filename) > > return; > > @@ -71,6 +84,8 @@ void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, > > avio_printf(out, ",AUDIO=\"group_%s\"", agroup); > > if (ccgroup && ccgroup[0]) > > avio_printf(out, ",CLOSED-CAPTIONS=\"%s\"", ccgroup); > > + if (sgroup && sgroup[0]) > > + avio_printf(out, ",SUBTITLES=\"%s\"", sgroup); > > avio_printf(out, "\n%s\n\n", filename); > > } > > > > diff --git a/libavformat/hlsplaylist.h b/libavformat/hlsplaylist.h > > index a8d29d62d3..a124bdcffb 100644 > > --- a/libavformat/hlsplaylist.h > > +++ b/libavformat/hlsplaylist.h > > @@ -39,9 +39,11 @@ typedef enum { > > void ff_hls_write_playlist_version(AVIOContext *out, int version); > > void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup, > > const char *filename, char *language, int name_id, int is_default); > > +void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup, > > + const char *filename, char *language, int name_id, int is_default); > > void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, > > int bandwidth, const char *filename, char *agroup, > > - char *codecs, char *ccgroup); > > + char *codecs, char *ccgroup, char *sgroup); > > void ff_hls_write_playlist_header(AVIOContext *out, int version, int allowcache, > > int target_duration, int64_t sequence, > > uint32_t playlist_type, int iframe_mode); > > -- > > 2.21.0 > > > > _______________________________________________ > > ffmpeg-devel mailing list > > ffmpeg-devel@ffmpeg.org > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > > > To unsubscribe, visit link above, or email > > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". > > Thanks > > Steven Liu > > >
diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c index 94d463972a..d1fe90b00c 100644 --- a/libavformat/dashenc.c +++ b/libavformat/dashenc.c @@ -1311,7 +1311,7 @@ static int write_manifest(AVFormatContext *s, int final) get_hls_playlist_name(playlist_file, sizeof(playlist_file), NULL, i); ff_hls_write_stream_info(st, c->m3u8_out, stream_bitrate, playlist_file, agroup, - codec_str_ptr, NULL); + codec_str_ptr, NULL, NULL); } dashenc_io_close(s, &c->m3u8_out, temp_filename); if (use_rename) diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c index a0a3a4647b..d7b9c0e20a 100644 --- a/libavformat/hlsenc.c +++ b/libavformat/hlsenc.c @@ -164,6 +164,7 @@ typedef struct VariantStream { int is_default; /* default status of audio group */ char *language; /* audio lauguage name */ char *agroup; /* audio group name */ + char *sgroup; /* subtitle group name */ char *ccgroup; /* closed caption group name */ char *baseurl; char *varname; // variant name @@ -1289,7 +1290,9 @@ static int create_master_playlist(AVFormatContext *s, unsigned int i, j; int ret, bandwidth; const char *m3u8_rel_name = NULL; + const char *vtt_m3u8_rel_name = NULL; char *ccgroup; + char *sgroup = NULL; ClosedCaptionsStream *ccs; const char *proto = avio_find_protocol_name(hls->master_m3u8_url); int is_file_proto = proto && !strcmp(proto, "file"); @@ -1412,13 +1415,24 @@ static int create_master_playlist(AVFormatContext *s, vs->ccgroup); } + if (vid_st && vs->sgroup) { + sgroup = vs->sgroup; + vtt_m3u8_rel_name = get_relative_url(hls->master_m3u8_url, vs->vtt_m3u8_name); + if (!vtt_m3u8_rel_name) { + av_log(s, AV_LOG_WARNING, "Unable to find relative subtitle URL\n"); + break; + } + + ff_hls_write_subtitle_rendition(hls->m3u8_out, sgroup, vtt_m3u8_rel_name, vs->language, i, hls->has_default_key ? vs->is_default : 1); + } + if (!hls->has_default_key || !hls->has_video_m3u8) { ff_hls_write_stream_info(vid_st, hls->m3u8_out, bandwidth, m3u8_rel_name, - aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup); + aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup, sgroup); } else { if (vid_st) { ff_hls_write_stream_info(vid_st, hls->m3u8_out, bandwidth, m3u8_rel_name, - aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup); + aud_st ? vs->agroup : NULL, vs->codec_attr, ccgroup, sgroup); } } } @@ -1893,6 +1907,7 @@ static int parse_variant_stream_mapstring(AVFormatContext *s) * practical usage) * * agroup: is key to specify audio group. A string can be given as value. + * sgroup: is key to specify subtitle group. A string can be given as value. */ p = av_strdup(hls->var_stream_map); if (!p) @@ -1960,6 +1975,12 @@ static int parse_variant_stream_mapstring(AVFormatContext *s) if (!vs->agroup) return AVERROR(ENOMEM); continue; + } else if (av_strstart(keyval, "sgroup:", &val)) { + av_free(vs->sgroup); + vs->sgroup = av_strdup(val); + if (!vs->sgroup) + return AVERROR(ENOMEM); + continue; } else if (av_strstart(keyval, "ccgroup:", &val)) { av_free(vs->ccgroup); vs->ccgroup = av_strdup(val); @@ -2516,6 +2537,7 @@ static void hls_free_variant_streams(struct HLSContext *hls) av_freep(&vs->m3u8_name); av_freep(&vs->streams); av_freep(&vs->agroup); + av_freep(&vs->sgroup); av_freep(&vs->language); av_freep(&vs->ccgroup); av_freep(&vs->baseurl); diff --git a/libavformat/hlsplaylist.c b/libavformat/hlsplaylist.c index 56244496c0..43f9d281ba 100644 --- a/libavformat/hlsplaylist.c +++ b/libavformat/hlsplaylist.c @@ -48,9 +48,22 @@ void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup, avio_printf(out, "URI=\"%s\"\n", filename); } +void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup, + const char *filename, char *language, int name_id, int is_default) { + if (!out || !filename) + return; + + avio_printf(out, "#EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID=\"%s\"", sgroup); + avio_printf(out, ",NAME=\"subtitle_%d\",DEFAULT=%s,", name_id, is_default ? "YES" : "NO"); + if (language) { + avio_printf(out, "LANGUAGE=\"%s\",", language); + } + avio_printf(out, "URI=\"%s\"\n", filename); +} + void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, int bandwidth, const char *filename, char *agroup, - char *codecs, char *ccgroup) { + char *codecs, char *ccgroup, char *sgroup) { if (!out || !filename) return; @@ -71,6 +84,8 @@ void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, avio_printf(out, ",AUDIO=\"group_%s\"", agroup); if (ccgroup && ccgroup[0]) avio_printf(out, ",CLOSED-CAPTIONS=\"%s\"", ccgroup); + if (sgroup && sgroup[0]) + avio_printf(out, ",SUBTITLES=\"%s\"", sgroup); avio_printf(out, "\n%s\n\n", filename); } diff --git a/libavformat/hlsplaylist.h b/libavformat/hlsplaylist.h index a8d29d62d3..a124bdcffb 100644 --- a/libavformat/hlsplaylist.h +++ b/libavformat/hlsplaylist.h @@ -39,9 +39,11 @@ typedef enum { void ff_hls_write_playlist_version(AVIOContext *out, int version); void ff_hls_write_audio_rendition(AVIOContext *out, char *agroup, const char *filename, char *language, int name_id, int is_default); +void ff_hls_write_subtitle_rendition(AVIOContext *out, char *sgroup, + const char *filename, char *language, int name_id, int is_default); void ff_hls_write_stream_info(AVStream *st, AVIOContext *out, int bandwidth, const char *filename, char *agroup, - char *codecs, char *ccgroup); + char *codecs, char *ccgroup, char *sgroup); void ff_hls_write_playlist_header(AVIOContext *out, int version, int allowcache, int target_duration, int64_t sequence, uint32_t playlist_type, int iframe_mode);