Adds HLS flags to emit the X-PLAYLIST-TYPE tag to the top of generated M3U8 files.
See the spec: https://tools.ietf.org/html/draft-pantos-http-live-streaming-18#section-4.3.3.5 There was also an FFMPEG trac ticket #4571 that had this as a wishlist item: https://trac.ffmpeg.org/ticket/4571 --- doc/muxers.texi | 6 ++++++ libavformat/hlsenc.c | 9 +++++++++ 2 files changed, 15 insertions(+) diff --git a/doc/muxers.texi b/doc/muxers.texi index b6d8823..cbbf23e 100644 --- a/doc/muxers.texi +++ b/doc/muxers.texi @@ -368,6 +368,12 @@ Will produce the playlist, @file{out.m3u8}, and a single segment file, @item hls_flags delete_segments Segment files removed from the playlist are deleted after a period of time equal to the duration of the segment plus the duration of the playlist. + +@item hls_flags event +Emit #EXT-X-PLAYLIST-TYPE:EVENT at the top of the M3U8 file. + +@item hls_flags vod +Emit #EXT-X-PLAYLIST-TYPE:VOD at the top of the M3U8 file. @end table @anchor{ico} diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c index adcf7df..8db2088 100644 --- a/libavformat/hlsenc.c +++ b/libavformat/hlsenc.c @@ -61,6 +61,8 @@ typedef enum HLSFlags { HLS_ROUND_DURATIONS = (1 << 2), HLS_DISCONT_START = (1 << 3), HLS_OMIT_ENDLIST = (1 << 4), + HLS_EVENT_PLAYLIST = (1 << 5), + HLS_VOD_PLAYLIST = (1 << 6), } HLSFlags; typedef struct HLSContext { @@ -411,6 +413,11 @@ static int hls_window(AVFormatContext *s, int last) } avio_printf(out, "#EXT-X-TARGETDURATION:%d\n", target_duration); avio_printf(out, "#EXT-X-MEDIA-SEQUENCE:%"PRId64"\n", sequence); + if (hls->flags & HLS_EVENT_PLAYLIST) { + avio_printf(out, "#EXT-X-PLAYLIST-TYPE:EVENT\n"); + } else if (hls->flags & HLS_VOD_PLAYLIST) { + avio_printf(out, "#EXT-X-PLAYLIST-TYPE:VOD\n"); + } av_log(s, AV_LOG_VERBOSE, "EXT-X-MEDIA-SEQUENCE:%"PRId64"\n", sequence); @@ -874,6 +881,8 @@ static const AVOption options[] = { {"round_durations", "round durations in m3u8 to whole numbers", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_ROUND_DURATIONS }, 0, UINT_MAX, E, "flags"}, {"discont_start", "start the playlist with a discontinuity tag", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_DISCONT_START }, 0, UINT_MAX, E, "flags"}, {"omit_endlist", "Do not append an endlist when ending stream", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_OMIT_ENDLIST }, 0, UINT_MAX, E, "flags"}, + {"event", "set playlist type as 'EVENT'", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_EVENT_PLAYLIST }, 0, UINT_MAX, E, "flags"}, + {"vod", "set playlist type as 'VOD'", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_VOD_PLAYLIST }, 0, UINT_MAX, E, "flags"}, { "use_localtime", "set filename expansion with strftime at segment creation", OFFSET(use_localtime), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, E }, {"method", "set the HTTP method", OFFSET(method), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, E}, -- 2.1.4 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
