diff --git a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs index 1c274d707..5913e81db 100644 --- a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs +++ b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs @@ -118,14 +118,14 @@ namespace MediaBrowser.Api.Playback.Hls { var currentTranscodingIndex = GetCurrentTranscodingIndex(playlistPath); - if (currentTranscodingIndex == null || index < currentTranscodingIndex.Value || (index - currentTranscodingIndex.Value) > 3) + if (currentTranscodingIndex == null || index < currentTranscodingIndex.Value || (index - currentTranscodingIndex.Value) > 4) { // If the playlist doesn't already exist, startup ffmpeg try { if (currentTranscodingIndex.HasValue) { - ApiEntryPoint.Instance.KillTranscodingJobs(state.Request.DeviceId, FileDeleteMode.None); + ApiEntryPoint.Instance.KillTranscodingJobs(state.Request.DeviceId, playlistPath, FileDeleteMode.None); DeleteLastFile(playlistPath, 0); } @@ -318,12 +318,12 @@ namespace MediaBrowser.Api.Playback.Hls baselineStreamBitrate = hlsVideoRequest.BaselineStreamAudioBitRate ?? baselineStreamBitrate; } - var playlistText = GetMasterPlaylistFileText(videoBitrate + audioBitrate, appendBaselineStream, baselineStreamBitrate); + var playlistText = GetMasterPlaylistFileText(videoBitrate + audioBitrate); return ResultFactory.GetResult(playlistText, Common.Net.MimeTypes.GetMimeType("playlist.m3u8"), new Dictionary()); } - private string GetMasterPlaylistFileText(int bitrate, bool includeBaselineStream, int baselineStreamBitrate) + private string GetMasterPlaylistFileText(int bitrate) { var builder = new StringBuilder(); @@ -340,14 +340,6 @@ namespace MediaBrowser.Api.Playback.Hls var playlistUrl = "main.m3u8" + queryString; builder.AppendLine(playlistUrl); - // Low bitrate stream - if (includeBaselineStream) - { - builder.AppendLine("#EXT-X-STREAM-INF:PROGRAM-ID=1,BANDWIDTH=" + baselineStreamBitrate.ToString(UsCulture)); - playlistUrl = "baseline.m3u8" + queryString; - builder.AppendLine(playlistUrl); - } - return builder.ToString(); } @@ -375,6 +367,7 @@ namespace MediaBrowser.Api.Playback.Hls builder.AppendLine("#EXT-X-VERSION:3"); builder.AppendLine("#EXT-X-TARGETDURATION:" + state.SegmentLength.ToString(UsCulture)); builder.AppendLine("#EXT-X-MEDIA-SEQUENCE:0"); + builder.AppendLine("#EXT-X-ALLOW-CACHE:NO"); var queryStringIndex = Request.RawUrl.IndexOf('?'); var queryString = queryStringIndex == -1 ? string.Empty : Request.RawUrl.Substring(queryStringIndex); @@ -469,6 +462,47 @@ namespace MediaBrowser.Api.Playback.Hls return args; } + /// + /// Gets the command line arguments. + /// + /// The output path. + /// The state. + /// if set to true [is encoding]. + /// System.String. + protected override string GetCommandLineArguments(string outputPath, StreamState state, bool isEncoding) + { + var hlsVideoRequest = state.VideoRequest as GetHlsVideoStream; + + var itsOffsetMs = hlsVideoRequest == null + ? 0 + : ((GetHlsVideoStream)state.VideoRequest).TimeStampOffsetMs; + + var itsOffset = itsOffsetMs == 0 ? string.Empty : string.Format("-itsoffset {0} ", TimeSpan.FromMilliseconds(itsOffsetMs).TotalSeconds.ToString(UsCulture)); + + var threads = GetNumberOfThreads(state, false); + + var inputModifier = GetInputModifier(state); + + // If isEncoding is true we're actually starting ffmpeg + var startNumberParam = isEncoding ? GetStartNumber(state).ToString(UsCulture) : "0"; + + var args = string.Format("{0} {1} -i {2} -map_metadata -1 -threads {3} {4} {5} -flags -global_header {6} -hls_time {7} -start_number {8} -hls_list_size {9} -y \"{10}\"", + itsOffset, + inputModifier, + GetInputArgument(state), + threads, + GetMapArgs(state), + GetVideoArguments(state), + GetAudioArguments(state), + state.SegmentLength.ToString(UsCulture), + startNumberParam, + state.HlsListSize.ToString(UsCulture), + outputPath + ).Trim(); + + return args; + } + /// /// Gets the segment file extension. ///