diff options
Diffstat (limited to 'Jellyfin.Api/Controllers/DynamicHlsController.cs')
| -rw-r--r-- | Jellyfin.Api/Controllers/DynamicHlsController.cs | 93 |
1 files changed, 73 insertions, 20 deletions
diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs index 4d8b4de24..ce684e457 100644 --- a/Jellyfin.Api/Controllers/DynamicHlsController.cs +++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs @@ -12,6 +12,8 @@ using Jellyfin.Api.Attributes; using Jellyfin.Api.Helpers; using Jellyfin.Api.Models.PlaybackDtos; using Jellyfin.Api.Models.StreamingDtos; +using Jellyfin.Data.Enums; +using Jellyfin.Extensions; using Jellyfin.MediaEncoding.Hls.Playlist; using MediaBrowser.Common.Configuration; using MediaBrowser.Controller.Configuration; @@ -19,6 +21,7 @@ using MediaBrowser.Controller.Devices; using MediaBrowser.Controller.Dlna; using MediaBrowser.Controller.Library; using MediaBrowser.Controller.MediaEncoding; +using MediaBrowser.MediaEncoding.Encoder; using MediaBrowser.Model.Configuration; using MediaBrowser.Model.Dlna; using MediaBrowser.Model.Entities; @@ -1639,9 +1642,11 @@ public class DynamicHlsController : BaseJellyfinApiController Path.GetFileNameWithoutExtension(outputPath)); } + var hlsArguments = GetHlsArguments(isEventPlaylist, state.SegmentLength); + 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 \"{12}\" -hls_playlist_type {11} -hls_list_size 0 -y \"{13}\"", + "{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}\"", inputModifier, _encodingHelper.GetInputArgument(state, _encodingOptions, segmentContainer), threads, @@ -1653,9 +1658,36 @@ public class DynamicHlsController : BaseJellyfinApiController segmentFormat, startNumber.ToString(CultureInfo.InvariantCulture), baseUrlParam, - isEventPlaylist ? "event" : "vod", - outputTsArg, - outputPath).Trim(); + EncodingUtils.NormalizePath(outputTsArg), + hlsArguments, + EncodingUtils.NormalizePath(outputPath)).Trim(); + } + + /// <summary> + /// Gets the HLS arguments for transcoding. + /// </summary> + /// <returns>The command line arguments for HLS transcoding.</returns> + private string GetHlsArguments(bool isEventPlaylist, int segmentLength) + { + var enableThrottling = _encodingOptions.EnableThrottling; + var enableSegmentDeletion = _encodingOptions.EnableSegmentDeletion; + + // Only enable segment deletion when throttling is enabled + if (enableThrottling && enableSegmentDeletion) + { + // Store enough segments for configured seconds of playback; this needs to be above throttling settings + var segmentCount = _encodingOptions.SegmentKeepSeconds / segmentLength; + + _logger.LogDebug("Using throttling and segment deletion, keeping {0} segments", segmentCount); + + return string.Format(CultureInfo.InvariantCulture, "-hls_list_size {0} -hls_flags delete_segments", segmentCount.ToString(CultureInfo.InvariantCulture)); + } + else + { + _logger.LogDebug("Using normal playback, is event playlist? {0}", isEventPlaylist); + + return string.Format(CultureInfo.InvariantCulture, "-hls_playlist_type {0} -hls_list_size 0", isEventPlaylist ? "event" : "vod"); + } } /// <summary> @@ -1685,14 +1717,25 @@ public class DynamicHlsController : BaseJellyfinApiController audioTranscodeParams += "-acodec " + audioCodec; - if (state.OutputAudioBitrate.HasValue) + var audioBitrate = state.OutputAudioBitrate; + var audioChannels = state.OutputAudioChannels; + + if (audioBitrate.HasValue && !EncodingHelper.LosslessAudioCodecs.Contains(state.ActualOutputAudioCodec, StringComparison.OrdinalIgnoreCase)) { - audioTranscodeParams += " -ab " + state.OutputAudioBitrate.Value.ToString(CultureInfo.InvariantCulture); + var vbrParam = _encodingHelper.GetAudioVbrModeParam(audioCodec, audioBitrate.Value / (audioChannels ?? 2)); + if (_encodingOptions.EnableAudioVbr && vbrParam is not null) + { + audioTranscodeParams += vbrParam; + } + else + { + audioTranscodeParams += " -ab " + audioBitrate.Value.ToString(CultureInfo.InvariantCulture); + } } - if (state.OutputAudioChannels.HasValue) + if (audioChannels.HasValue) { - audioTranscodeParams += " -ac " + state.OutputAudioChannels.Value.ToString(CultureInfo.InvariantCulture); + audioTranscodeParams += " -ac " + audioChannels.Value.ToString(CultureInfo.InvariantCulture); } if (state.OutputAudioSampleRate.HasValue) @@ -1706,11 +1749,11 @@ public class DynamicHlsController : BaseJellyfinApiController // dts, flac, opus and truehd are experimental in mp4 muxer var strictArgs = string.Empty; - - if (string.Equals(state.ActualOutputAudioCodec, "flac", StringComparison.OrdinalIgnoreCase) - || string.Equals(state.ActualOutputAudioCodec, "opus", StringComparison.OrdinalIgnoreCase) - || string.Equals(state.ActualOutputAudioCodec, "dts", StringComparison.OrdinalIgnoreCase) - || string.Equals(state.ActualOutputAudioCodec, "truehd", StringComparison.OrdinalIgnoreCase)) + var actualOutputAudioCodec = state.ActualOutputAudioCodec; + if (string.Equals(actualOutputAudioCodec, "flac", StringComparison.OrdinalIgnoreCase) + || string.Equals(actualOutputAudioCodec, "opus", StringComparison.OrdinalIgnoreCase) + || string.Equals(actualOutputAudioCodec, "dts", StringComparison.OrdinalIgnoreCase) + || string.Equals(actualOutputAudioCodec, "truehd", StringComparison.OrdinalIgnoreCase)) { strictArgs = " -strict -2"; } @@ -1744,10 +1787,17 @@ public class DynamicHlsController : BaseJellyfinApiController } var bitrate = state.OutputAudioBitrate; - - if (bitrate.HasValue) + if (bitrate.HasValue && !EncodingHelper.LosslessAudioCodecs.Contains(actualOutputAudioCodec, StringComparison.OrdinalIgnoreCase)) { - args += " -ab " + bitrate.Value.ToString(CultureInfo.InvariantCulture); + var vbrParam = _encodingHelper.GetAudioVbrModeParam(audioCodec, bitrate.Value / (channels ?? 2)); + if (_encodingOptions.EnableAudioVbr && vbrParam is not null) + { + args += vbrParam; + } + else + { + args += " -ab " + bitrate.Value.ToString(CultureInfo.InvariantCulture); + } } if (state.OutputAudioSampleRate.HasValue) @@ -1789,7 +1839,7 @@ public class DynamicHlsController : BaseJellyfinApiController || string.Equals(codec, "hevc", StringComparison.OrdinalIgnoreCase)) { if (EncodingHelper.IsCopyCodec(codec) - && (string.Equals(state.VideoStream.VideoRangeType, "DOVI", StringComparison.OrdinalIgnoreCase) + && (state.VideoStream.VideoRangeType == VideoRangeType.DOVI || string.Equals(state.VideoStream.CodecTag, "dovi", StringComparison.OrdinalIgnoreCase) || string.Equals(state.VideoStream.CodecTag, "dvh1", StringComparison.OrdinalIgnoreCase) || string.Equals(state.VideoStream.CodecTag, "dvhe", StringComparison.OrdinalIgnoreCase))) @@ -1840,7 +1890,11 @@ public class DynamicHlsController : BaseJellyfinApiController // args += " -mixed-refs 0 -refs 3 -x264opts b_pyramid=0:weightb=0:weightp=0"; // video processing filters. - args += _encodingHelper.GetVideoProcessingFilterParam(state, _encodingOptions, codec); + var videoProcessParam = _encodingHelper.GetVideoProcessingFilterParam(state, _encodingOptions, codec); + + var negativeMapArgs = _encodingHelper.GetNegativeMapArgsByFilters(state, videoProcessParam); + + args = negativeMapArgs + args + videoProcessParam; // -start_at_zero is necessary to use with -ss when seeking, // otherwise the target position cannot be determined. @@ -2005,8 +2059,7 @@ public class DynamicHlsController : BaseJellyfinApiController { return fileSystem.GetFiles(folder, new[] { segmentExtension }, true, false) .Where(i => Path.GetFileNameWithoutExtension(i.Name).StartsWith(filePrefix, StringComparison.OrdinalIgnoreCase)) - .OrderByDescending(fileSystem.GetLastWriteTimeUtc) - .FirstOrDefault(); + .MaxBy(fileSystem.GetLastWriteTimeUtc); } catch (IOException) { |