diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs index 4cac8ed678..2614fe9956 100644 --- a/Jellyfin.Api/Controllers/DynamicHlsController.cs +++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs @@ -46,6 +46,7 @@ public class DynamicHlsController : BaseJellyfinApiController private readonly Version _minFFmpegFlacInMp4 = new Version(6, 0); private readonly Version _minFFmpegX265BframeInFmp4 = new Version(7, 0, 1); + private readonly Version _minFFmpegHlsSegmentOptions = new Version(5, 0); private readonly ILibraryManager _libraryManager; private readonly IUserManager _userManager; @@ -1606,6 +1607,7 @@ public class DynamicHlsController : BaseJellyfinApiController var segmentFormat = string.Empty; var segmentContainer = outputExtension.TrimStart('.'); var inputModifier = _encodingHelper.GetInputModifier(state, _encodingOptions, segmentContainer); + var hlsArguments = $"-hls_playlist_type {(isEventPlaylist ? "event" : "vod")} -hls_list_size 0"; if (string.Equals(segmentContainer, "ts", StringComparison.OrdinalIgnoreCase)) { @@ -1621,6 +1623,11 @@ public class DynamicHlsController : BaseJellyfinApiController false => " -hls_fmp4_init_filename \"" + outputFileNameWithoutExtension + "-1" + outputExtension + "\"" }; + var useLegacySegmentOption = _mediaEncoder.EncoderVersion < _minFFmpegHlsSegmentOptions; + + // fMP4 needs this flag to write the audio packet DTS/PTS including the initial delay into MOOF::TRAF::TFDT + hlsArguments += $" {(useLegacySegmentOption ? "-hls_ts_options" : "-hls_segment_options")} movflags=+frag_discont"; + segmentFormat = "fmp4" + outputFmp4HeaderArg; } else @@ -1642,8 +1649,6 @@ public class DynamicHlsController : BaseJellyfinApiController Path.GetFileNameWithoutExtension(outputPath)); } - var hlsArguments = $"-hls_playlist_type {(isEventPlaylist ? "event" : "vod")} -hls_list_size 0"; - return string.Format( CultureInfo.InvariantCulture, "{0} {1} -map_metadata -1 -map_chapters -1 -threads {2} {3} {4} {5} -copyts -avoid_negative_ts disabled -max_muxing_queue_size {6} -f hls -max_delay 5000000 -hls_time {7} -hls_segment_type {8} -start_number {9}{10} -hls_segment_filename \"{11}\" {12} -y \"{13}\"",