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Diffstat (limited to 'MediaBrowser.Api/Streaming/BaseStreamingHandler.cs')
| -rw-r--r-- | MediaBrowser.Api/Streaming/BaseStreamingHandler.cs | 989 |
1 files changed, 0 insertions, 989 deletions
diff --git a/MediaBrowser.Api/Streaming/BaseStreamingHandler.cs b/MediaBrowser.Api/Streaming/BaseStreamingHandler.cs deleted file mode 100644 index 27ccdeb15..000000000 --- a/MediaBrowser.Api/Streaming/BaseStreamingHandler.cs +++ /dev/null @@ -1,989 +0,0 @@ -using MediaBrowser.Common.Extensions; -using MediaBrowser.Common.IO; -using MediaBrowser.Common.Net; -using MediaBrowser.Common.Net.Handlers; -using MediaBrowser.Controller; -using MediaBrowser.Controller.Entities; -using MediaBrowser.Controller.Entities.Audio; -using MediaBrowser.Controller.Library; -using MediaBrowser.Model.Drawing; -using MediaBrowser.Model.Dto; -using MediaBrowser.Model.Entities; -using System; -using System.ComponentModel; -using System.Diagnostics; -using System.IO; -using System.Linq; -using System.Threading; -using System.Threading.Tasks; - -namespace MediaBrowser.Api.Streaming -{ - /// <summary> - /// Represents a common base class for both progressive and hls streaming - /// </summary> - /// <typeparam name="TBaseItemType">The type of the T base item type.</typeparam> - public abstract class BaseStreamingHandler<TBaseItemType> : BaseHandler<Kernel> - where TBaseItemType : BaseItem, IHasMediaStreams, new() - { - /// <summary> - /// Gets the command line arguments. - /// </summary> - /// <param name="outputPath">The output path.</param> - /// <param name="isoMount">The iso mount.</param> - /// <returns>System.String.</returns> - protected abstract string GetCommandLineArguments(string outputPath, IIsoMount isoMount); - - /// <summary> - /// Gets or sets the log file stream. - /// </summary> - /// <value>The log file stream.</value> - protected Stream LogFileStream { get; set; } - - /// <summary> - /// Gets the type of the transcoding job. - /// </summary> - /// <value>The type of the transcoding job.</value> - protected abstract TranscodingJobType TranscodingJobType { get; } - - /// <summary> - /// Gets the output file extension. - /// </summary> - /// <value>The output file extension.</value> - protected string OutputFileExtension - { - get - { - return Path.GetExtension(HttpListenerContext.Request.Url.LocalPath); - } - } - - /// <summary> - /// Gets the output file path. - /// </summary> - /// <value>The output file path.</value> - protected string OutputFilePath - { - get - { - return Path.Combine(Kernel.ApplicationPaths.FFMpegStreamCachePath, GetCommandLineArguments("dummy\\dummy", null).GetMD5() + OutputFileExtension.ToLower()); - } - } - - /// <summary> - /// Gets the audio codec to endoce to. - /// </summary> - /// <value>The audio encoding format.</value> - protected virtual AudioCodecs? AudioCodec - { - get - { - if (string.IsNullOrEmpty(QueryString["audioCodec"])) - { - return null; - } - - return (AudioCodecs)Enum.Parse(typeof(AudioCodecs), QueryString["audioCodec"], true); - } - } - - /// <summary> - /// Gets the video encoding codec. - /// </summary> - /// <value>The video codec.</value> - protected VideoCodecs? VideoCodec - { - get - { - if (string.IsNullOrEmpty(QueryString["videoCodec"])) - { - return null; - } - - return (VideoCodecs)Enum.Parse(typeof(VideoCodecs), QueryString["videoCodec"], true); - } - } - - /// <summary> - /// Gets the time, in ticks, in which playback should start - /// </summary> - /// <value>The start time ticks.</value> - protected long? StartTimeTicks - { - get - { - string val = QueryString["StartTimeTicks"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return long.Parse(val); - } - } - - /// <summary> - /// The fast seek offset seconds - /// </summary> - private const int FastSeekOffsetSeconds = 1; - - /// <summary> - /// Gets the fast seek command line parameter. - /// </summary> - /// <value>The fast seek command line parameter.</value> - protected string FastSeekCommandLineParameter - { - get - { - var time = StartTimeTicks; - - if (time.HasValue) - { - var seconds = TimeSpan.FromTicks(time.Value).TotalSeconds - FastSeekOffsetSeconds; - - if (seconds > 0) - { - return string.Format("-ss {0}", seconds); - } - } - - return string.Empty; - } - } - - /// <summary> - /// Gets the slow seek command line parameter. - /// </summary> - /// <value>The slow seek command line parameter.</value> - protected string SlowSeekCommandLineParameter - { - get - { - var time = StartTimeTicks; - - if (time.HasValue) - { - if (TimeSpan.FromTicks(time.Value).TotalSeconds - FastSeekOffsetSeconds > 0) - { - return string.Format(" -ss {0}", FastSeekOffsetSeconds); - } - } - - return string.Empty; - } - } - - /// <summary> - /// Gets the map args. - /// </summary> - /// <value>The map args.</value> - protected virtual string MapArgs - { - get - { - var args = string.Empty; - - if (VideoStream != null) - { - args += string.Format("-map 0:{0}", VideoStream.Index); - } - else - { - args += "-map -0:v"; - } - - if (AudioStream != null) - { - args += string.Format(" -map 0:{0}", AudioStream.Index); - } - else - { - args += " -map -0:a"; - } - - if (SubtitleStream == null) - { - args += " -map -0:s"; - } - - return args; - } - } - - /// <summary> - /// The _library item - /// </summary> - private TBaseItemType _libraryItem; - /// <summary> - /// Gets the library item that will be played, if any - /// </summary> - /// <value>The library item.</value> - protected TBaseItemType LibraryItem - { - get { return _libraryItem; } - } - - /// <summary> - /// Gets or sets the iso mount. - /// </summary> - /// <value>The iso mount.</value> - private IIsoMount IsoMount { get; set; } - - /// <summary> - /// The _audio stream - /// </summary> - private MediaStream _audioStream; - /// <summary> - /// Gets the audio stream. - /// </summary> - /// <value>The audio stream.</value> - protected MediaStream AudioStream - { - get { return _audioStream ?? (_audioStream = GetMediaStream(AudioStreamIndex, MediaStreamType.Audio)); } - } - - /// <summary> - /// The _video stream - /// </summary> - private MediaStream _videoStream; - /// <summary> - /// Gets the video stream. - /// </summary> - /// <value>The video stream.</value> - protected MediaStream VideoStream - { - get - { - // No video streams here - // Need to make this check to make sure we don't pickup embedded image streams (which are listed in the file as type video) - if (LibraryItem is Audio) - { - return null; - } - - return _videoStream ?? (_videoStream = GetMediaStream(VideoStreamIndex, MediaStreamType.Video)); - } - } - - /// <summary> - /// The subtitle stream - /// </summary> - private MediaStream _subtitleStream; - /// <summary> - /// Gets the subtitle stream. - /// </summary> - /// <value>The subtitle stream.</value> - protected MediaStream SubtitleStream - { - get - { - // No subtitle streams here - if (LibraryItem is Audio) - { - return null; - } - - return _subtitleStream ?? (_subtitleStream = GetMediaStream(SubtitleStreamIndex, MediaStreamType.Subtitle, false)); - } - } - - /// <summary> - /// Determines which stream will be used for playback - /// </summary> - /// <param name="desiredIndex">Index of the desired.</param> - /// <param name="type">The type.</param> - /// <param name="returnFirstIfNoIndex">if set to <c>true</c> [return first if no index].</param> - /// <returns>MediaStream.</returns> - private MediaStream GetMediaStream(int? desiredIndex, MediaStreamType type, bool returnFirstIfNoIndex = true) - { - var streams = LibraryItem.MediaStreams.Where(s => s.Type == type).ToList(); - - if (desiredIndex.HasValue) - { - var stream = streams.FirstOrDefault(s => s.Index == desiredIndex.Value); - - if (stream != null) - { - return stream; - } - } - - // Just return the first one - return returnFirstIfNoIndex ? streams.FirstOrDefault() : null; - } - - /// <summary> - /// Gets the response info. - /// </summary> - /// <returns>Task{ResponseInfo}.</returns> - protected override Task<ResponseInfo> GetResponseInfo() - { - var info = new ResponseInfo - { - ContentType = MimeTypes.GetMimeType(OutputFilePath), - CompressResponse = false - }; - - return Task.FromResult(info); - } - - /// <summary> - /// Gets the client's desired audio bitrate - /// </summary> - /// <value>The audio bit rate.</value> - protected int? AudioBitRate - { - get - { - var val = QueryString["AudioBitRate"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the client's desired video bitrate - /// </summary> - /// <value>The video bit rate.</value> - protected int? VideoBitRate - { - get - { - var val = QueryString["VideoBitRate"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the desired audio stream index - /// </summary> - /// <value>The index of the audio stream.</value> - private int? AudioStreamIndex - { - get - { - var val = QueryString["AudioStreamIndex"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the desired video stream index - /// </summary> - /// <value>The index of the video stream.</value> - private int? VideoStreamIndex - { - get - { - var val = QueryString["VideoStreamIndex"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the desired subtitle stream index - /// </summary> - /// <value>The index of the subtitle stream.</value> - private int? SubtitleStreamIndex - { - get - { - var val = QueryString["SubtitleStreamIndex"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the audio channels. - /// </summary> - /// <value>The audio channels.</value> - public int? AudioChannels - { - get - { - var val = QueryString["audiochannels"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the audio sample rate. - /// </summary> - /// <value>The audio sample rate.</value> - public int? AudioSampleRate - { - get - { - var val = QueryString["audiosamplerate"]; - - if (string.IsNullOrEmpty(val)) - { - return 44100; - } - - return int.Parse(val); - } - } - - /// <summary> - /// If we're going to put a fixed size on the command line, this will calculate it - /// </summary> - /// <param name="outputVideoCodec">The output video codec.</param> - /// <returns>System.String.</returns> - protected string GetOutputSizeParam(string outputVideoCodec) - { - // http://sonnati.wordpress.com/2012/10/19/ffmpeg-the-swiss-army-knife-of-internet-streaming-part-vi/ - - var assSubtitleParam = string.Empty; - - if (SubtitleStream != null) - { - if (SubtitleStream.Codec.IndexOf("srt", StringComparison.OrdinalIgnoreCase) != -1 || SubtitleStream.Codec.IndexOf("subrip", StringComparison.OrdinalIgnoreCase) != -1) - { - assSubtitleParam = GetTextSubtitleParam(SubtitleStream); - } - } - - // If fixed dimensions were supplied - if (Width.HasValue && Height.HasValue) - { - return string.Format(" -vf \"scale={0}:{1}{2}\"", Width.Value, Height.Value, assSubtitleParam); - } - - var isH264Output = outputVideoCodec.Equals("libx264", StringComparison.OrdinalIgnoreCase); - - // If a fixed width was requested - if (Width.HasValue) - { - return isH264Output ? - string.Format(" -vf \"scale={0}:trunc(ow/a/2)*2{1}\"", Width.Value, assSubtitleParam) : - string.Format(" -vf \"scale={0}:-1{1}\"", Width.Value, assSubtitleParam); - } - - // If a max width was requested - if (MaxWidth.HasValue && !MaxHeight.HasValue) - { - return isH264Output ? - string.Format(" -vf \"scale=min(iw\\,{0}):trunc(ow/a/2)*2{1}\"", MaxWidth.Value, assSubtitleParam) : - string.Format(" -vf \"scale=min(iw\\,{0}):-1{1}\"", MaxWidth.Value, assSubtitleParam); - } - - // Need to perform calculations manually - - // Try to account for bad media info - var currentHeight = VideoStream.Height ?? MaxHeight ?? Height ?? 0; - var currentWidth = VideoStream.Width ?? MaxWidth ?? Width ?? 0; - - var outputSize = DrawingUtils.Resize(currentWidth, currentHeight, Width, Height, MaxWidth, MaxHeight); - - // If we're encoding with libx264, it can't handle odd numbered widths or heights, so we'll have to fix that - if (isH264Output) - { - return string.Format(" -vf \"scale=trunc({0}/2)*2:trunc({1}/2)*2{2}\"", outputSize.Width, outputSize.Height, assSubtitleParam); - } - - // Otherwise use -vf scale since ffmpeg will ensure internally that the aspect ratio is preserved - return string.Format(" -vf \"scale={0}:-1{1}\"", Convert.ToInt32(outputSize.Width), assSubtitleParam); - } - - /// <summary> - /// Gets the text subtitle param. - /// </summary> - /// <param name="subtitleStream">The subtitle stream.</param> - /// <returns>System.String.</returns> - protected string GetTextSubtitleParam(MediaStream subtitleStream) - { - var path = subtitleStream.IsExternal ? GetConvertedAssPath(subtitleStream) : GetExtractedAssPath(subtitleStream); - - if (string.IsNullOrEmpty(path)) - { - return string.Empty; - } - - var param = string.Format(",ass={0}", path); - - var time = StartTimeTicks; - - if (time.HasValue) - { - var seconds = Convert.ToInt32(TimeSpan.FromTicks(time.Value).TotalSeconds); - param += string.Format(",setpts=PTS-{0}/TB", seconds); - } - - return param; - } - - /// <summary> - /// Gets the extracted ass path. - /// </summary> - /// <param name="subtitleStream">The subtitle stream.</param> - /// <returns>System.String.</returns> - private string GetExtractedAssPath(MediaStream subtitleStream) - { - var video = LibraryItem as Video; - - var path = Kernel.FFMpegManager.GetSubtitleCachePath(video, subtitleStream.Index, ".ass"); - - if (!File.Exists(path)) - { - var success = Kernel.FFMpegManager.ExtractTextSubtitle(video, subtitleStream.Index, path, CancellationToken.None).Result; - - if (!success) - { - return null; - } - } - - return path; - } - - /// <summary> - /// Gets the converted ass path. - /// </summary> - /// <param name="subtitleStream">The subtitle stream.</param> - /// <returns>System.String.</returns> - private string GetConvertedAssPath(MediaStream subtitleStream) - { - var video = LibraryItem as Video; - - var path = Kernel.FFMpegManager.GetSubtitleCachePath(video, subtitleStream.Index, ".ass"); - - if (!File.Exists(path)) - { - var success = Kernel.FFMpegManager.ConvertTextSubtitle(subtitleStream, path, CancellationToken.None).Result; - - if (!success) - { - return null; - } - } - - return path; - } - - /// <summary> - /// Gets the internal graphical subtitle param. - /// </summary> - /// <param name="subtitleStream">The subtitle stream.</param> - /// <param name="videoCodec">The video codec.</param> - /// <returns>System.String.</returns> - protected string GetInternalGraphicalSubtitleParam(MediaStream subtitleStream, string videoCodec) - { - var outputSizeParam = string.Empty; - - // Add resolution params, if specified - if (Width.HasValue || Height.HasValue || MaxHeight.HasValue || MaxWidth.HasValue) - { - outputSizeParam = GetOutputSizeParam(videoCodec).TrimEnd('"'); - outputSizeParam = "," + outputSizeParam.Substring(outputSizeParam.IndexOf("scale", StringComparison.OrdinalIgnoreCase)); - } - - return string.Format(" -filter_complex \"[0:{0}]format=yuva444p,lut=u=128:v=128:y=gammaval(.3)[sub] ; [0:0] [sub] overlay{1}\"", subtitleStream.Index, outputSizeParam); - } - - /// <summary> - /// Gets the fixed output video height, in pixels - /// </summary> - /// <value>The height.</value> - protected int? Height - { - get - { - string val = QueryString["height"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the fixed output video width, in pixels - /// </summary> - /// <value>The width.</value> - protected int? Width - { - get - { - string val = QueryString["width"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the maximum output video height, in pixels - /// </summary> - /// <value>The height of the max.</value> - protected int? MaxHeight - { - get - { - string val = QueryString["maxheight"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the maximum output video width, in pixels - /// </summary> - /// <value>The width of the max.</value> - protected int? MaxWidth - { - get - { - string val = QueryString["maxwidth"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return int.Parse(val); - } - } - - /// <summary> - /// Gets the output video framerate - /// </summary> - /// <value>The max frame rate.</value> - protected float? FrameRate - { - get - { - string val = QueryString["framerate"]; - - if (string.IsNullOrEmpty(val)) - { - return null; - } - - return float.Parse(val); - } - } - - /// <summary> - /// Gets the number of audio channels to specify on the command line - /// </summary> - /// <returns>System.Nullable{System.Int32}.</returns> - protected int? GetSampleRateParam() - { - // If the user requested a max value - if (AudioSampleRate.HasValue) - { - return AudioSampleRate.Value; - } - - return null; - } - - /// <summary> - /// Gets the number of audio channels to specify on the command line - /// </summary> - /// <param name="audioCodec">The audio codec.</param> - /// <returns>System.Nullable{System.Int32}.</returns> - protected int? GetNumAudioChannelsParam(string audioCodec) - { - if (AudioStream.Channels > 2) - { - if (audioCodec.Equals("libvo_aacenc")) - { - // libvo_aacenc currently only supports two channel output - return 2; - } - if (audioCodec.Equals("wmav2")) - { - // wmav2 currently only supports two channel output - return 2; - } - } - - return GetNumAudioChannelsParam(); - } - - /// <summary> - /// Gets the number of audio channels to specify on the command line - /// </summary> - /// <returns>System.Nullable{System.Int32}.</returns> - protected int? GetNumAudioChannelsParam() - { - // If the user requested a max number of channels - if (AudioChannels.HasValue) - { - return AudioChannels.Value; - } - - return null; - } - - /// <summary> - /// Determines whether the specified stream is H264. - /// </summary> - /// <param name="stream">The stream.</param> - /// <returns><c>true</c> if the specified stream is H264; otherwise, <c>false</c>.</returns> - protected bool IsH264(MediaStream stream) - { - return stream.Codec.IndexOf("264", StringComparison.OrdinalIgnoreCase) != -1 || - stream.Codec.IndexOf("avc", StringComparison.OrdinalIgnoreCase) != -1; - } - - /// <summary> - /// Gets the name of the output audio codec - /// </summary> - /// <returns>System.String.</returns> - protected string GetAudioCodec() - { - if (AudioCodec.HasValue) - { - if (AudioCodec == AudioCodecs.Aac) - { - return "libvo_aacenc"; - } - if (AudioCodec == AudioCodecs.Mp3) - { - return "libmp3lame"; - } - if (AudioCodec == AudioCodecs.Vorbis) - { - return "libvorbis"; - } - if (AudioCodec == AudioCodecs.Wma) - { - return "wmav2"; - } - } - - return "copy"; - } - - /// <summary> - /// Gets the name of the output video codec - /// </summary> - /// <returns>System.String.</returns> - protected string GetVideoCodec() - { - if (VideoCodec.HasValue) - { - if (VideoCodec == VideoCodecs.H264) - { - return "libx264"; - } - if (VideoCodec == VideoCodecs.Vpx) - { - return "libvpx"; - } - if (VideoCodec == VideoCodecs.Wmv) - { - return "wmv2"; - } - if (VideoCodec == VideoCodecs.Theora) - { - return "libtheora"; - } - } - - return "copy"; - } - - /// <summary> - /// Gets the input argument. - /// </summary> - /// <param name="isoMount">The iso mount.</param> - /// <returns>System.String.</returns> - protected string GetInputArgument(IIsoMount isoMount) - { - return isoMount == null ? - Kernel.FFMpegManager.GetInputArgument(LibraryItem) : - Kernel.FFMpegManager.GetInputArgument(LibraryItem as Video, IsoMount); - } - - /// <summary> - /// Starts the FFMPEG. - /// </summary> - /// <param name="outputPath">The output path.</param> - /// <returns>Task.</returns> - protected async Task StartFFMpeg(string outputPath) - { - var video = LibraryItem as Video; - - //if (video != null && video.VideoType == VideoType.Iso && - // video.IsoType.HasValue && Kernel.IsoManager.CanMount(video.Path)) - //{ - // IsoMount = await Kernel.IsoManager.Mount(video.Path, CancellationToken.None).ConfigureAwait(false); - //} - - var process = new Process - { - StartInfo = new ProcessStartInfo - { - CreateNoWindow = true, - UseShellExecute = false, - - // Must consume both stdout and stderr or deadlocks may occur - RedirectStandardOutput = true, - RedirectStandardError = true, - - FileName = Kernel.FFMpegManager.FFMpegPath, - WorkingDirectory = Path.GetDirectoryName(Kernel.FFMpegManager.FFMpegPath), - Arguments = GetCommandLineArguments(outputPath, IsoMount), - - WindowStyle = ProcessWindowStyle.Hidden, - ErrorDialog = false - }, - - EnableRaisingEvents = true - }; - - Plugin.Instance.OnTranscodeBeginning(outputPath, TranscodingJobType, process); - - //Logger.Info(process.StartInfo.FileName + " " + process.StartInfo.Arguments); - - var logFilePath = Path.Combine(Kernel.ApplicationPaths.LogDirectoryPath, "ffmpeg-" + Guid.NewGuid() + ".txt"); - - // FFMpeg writes debug/error info to stderr. This is useful when debugging so let's put it in the log directory. - LogFileStream = new FileStream(logFilePath, FileMode.Create, FileAccess.Write, FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous); - - process.Exited += OnFFMpegProcessExited; - - try - { - process.Start(); - } - catch (Win32Exception ex) - { - //Logger.ErrorException("Error starting ffmpeg", ex); - - Plugin.Instance.OnTranscodeFailedToStart(outputPath, TranscodingJobType); - - process.Exited -= OnFFMpegProcessExited; - LogFileStream.Dispose(); - - throw; - } - - // MUST read both stdout and stderr asynchronously or a deadlock may occurr - process.BeginOutputReadLine(); - - // Important - don't await the log task or we won't be able to kill ffmpeg when the user stops playback - process.StandardError.BaseStream.CopyToAsync(LogFileStream); - - // Wait for the file to exist before proceeeding - while (!File.Exists(outputPath)) - { - await Task.Delay(100).ConfigureAwait(false); - } - } - - /// <summary> - /// Processes the exited. - /// </summary> - /// <param name="sender">The sender.</param> - /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param> - protected void OnFFMpegProcessExited(object sender, EventArgs e) - { - if (IsoMount != null) - { - IsoMount.Dispose(); - IsoMount = null; - } - - var outputFilePath = OutputFilePath; - - LogFileStream.Dispose(); - - var process = (Process)sender; - - process.Exited -= OnFFMpegProcessExited; - - int? exitCode = null; - - try - { - exitCode = process.ExitCode; - //Logger.Info("FFMpeg exited with code {0} for {1}", exitCode.Value, outputFilePath); - } - catch - { - //Logger.Info("FFMpeg exited with an error for {0}", outputFilePath); - } - - process.Dispose(); - - Plugin.Instance.OnTranscodingFinished(outputFilePath, TranscodingJobType); - - if (!exitCode.HasValue || exitCode.Value != 0) - { - //Logger.Info("Deleting partial stream file(s) {0}", outputFilePath); - - try - { - DeletePartialStreamFiles(outputFilePath); - } - catch (IOException ex) - { - //Logger.ErrorException("Error deleting partial stream file(s) {0}", ex, outputFilePath); - } - } - else - { - //Logger.Info("FFMpeg completed and exited normally for {0}", outputFilePath); - } - } - - /// <summary> - /// Deletes the partial stream files. - /// </summary> - /// <param name="outputFilePath">The output file path.</param> - protected abstract void DeletePartialStreamFiles(string outputFilePath); - } -} |