diff --git a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs index 62377b19e0..c8a8caa917 100644 --- a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs +++ b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs @@ -35,7 +35,7 @@ namespace MediaBrowser.Controller.MediaEncoding /// Index of the image stream. /// The cancellation token. /// Task{Stream}. - Task ExtractAudioImage(string path, int? imageStreamIndex, CancellationToken cancellationToken); + Task ExtractAudioImage(string path, int? imageStreamIndex, CancellationToken cancellationToken); /// /// Extracts the video image. @@ -46,9 +46,9 @@ namespace MediaBrowser.Controller.MediaEncoding /// The offset. /// The cancellation token. /// Task{Stream}. - Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken); + Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken); - Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, int? imageStreamIndex, CancellationToken cancellationToken); + Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, int? imageStreamIndex, CancellationToken cancellationToken); /// /// Extracts the video images on interval. diff --git a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs index 23e3d0fa6e..859452362a 100644 --- a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs +++ b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs @@ -117,8 +117,7 @@ namespace MediaBrowser.MediaEncoding.Encoder Arguments = arguments, WindowStyle = ProcessWindowStyle.Hidden, ErrorDialog = false, - RedirectStandardOutput = true, - //RedirectStandardError = true + RedirectStandardOutput = true } }; @@ -128,8 +127,6 @@ namespace MediaBrowser.MediaEncoding.Encoder try { - //process.BeginErrorReadLine(); - return process.StandardOutput.ReadToEnd(); } catch diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs index 7264ad2d17..68113c0d12 100644 --- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs +++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs @@ -767,22 +767,22 @@ namespace MediaBrowser.MediaEncoding.Encoder /// protected readonly CultureInfo UsCulture = new CultureInfo("en-US"); - public Task ExtractAudioImage(string path, int? imageStreamIndex, CancellationToken cancellationToken) + public Task ExtractAudioImage(string path, int? imageStreamIndex, CancellationToken cancellationToken) { return ExtractImage(new[] { path }, imageStreamIndex, MediaProtocol.File, true, null, null, cancellationToken); } - public Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken) + public Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken) { return ExtractImage(inputFiles, null, protocol, false, threedFormat, offset, cancellationToken); } - public Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, int? imageStreamIndex, CancellationToken cancellationToken) + public Task ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, int? imageStreamIndex, CancellationToken cancellationToken) { return ExtractImage(inputFiles, imageStreamIndex, protocol, false, null, null, cancellationToken); } - private async Task ExtractImage(string[] inputFiles, int? imageStreamIndex, MediaProtocol protocol, bool isAudio, + private async Task ExtractImage(string[] inputFiles, int? imageStreamIndex, MediaProtocol protocol, bool isAudio, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken) { var resourcePool = isAudio ? _audioImageResourcePool : _videoImageResourcePool; @@ -816,13 +816,16 @@ namespace MediaBrowser.MediaEncoding.Encoder return await ExtractImageInternal(inputArgument, imageStreamIndex, protocol, threedFormat, offset, false, resourcePool, cancellationToken).ConfigureAwait(false); } - private async Task ExtractImageInternal(string inputPath, int? imageStreamIndex, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, bool useIFrame, SemaphoreSlim resourcePool, CancellationToken cancellationToken) + private async Task ExtractImageInternal(string inputPath, int? imageStreamIndex, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, bool useIFrame, SemaphoreSlim resourcePool, CancellationToken cancellationToken) { if (string.IsNullOrEmpty(inputPath)) { throw new ArgumentNullException("inputPath"); } + var tempExtractPath = Path.Combine(ConfigurationManager.ApplicationPaths.TempDirectory, Guid.NewGuid() + ".jpg"); + Directory.CreateDirectory(Path.GetDirectoryName(tempExtractPath)); + // apply some filters to thumbnail extracted below (below) crop any black lines that we made and get the correct ar then scale to width 600. // This filter chain may have adverse effects on recorded tv thumbnails if ar changes during presentation ex. commercials @ diff ar var vf = "scale=600:trunc(600/dar/2)*2"; @@ -855,8 +858,8 @@ namespace MediaBrowser.MediaEncoding.Encoder var mapArg = imageStreamIndex.HasValue ? (" -map 0:v:" + imageStreamIndex.Value.ToString(CultureInfo.InvariantCulture)) : string.Empty; // Use ffmpeg to sample 100 (we can drop this if required using thumbnail=50 for 50 frames) frames and pick the best thumbnail. Have a fall back just in case. - var args = useIFrame ? string.Format("-i {0}{3} -threads 1 -v quiet -vframes 1 -vf \"{2},thumbnail=30\" -f image2 \"{1}\"", inputPath, "-", vf, mapArg) : - string.Format("-i {0}{3} -threads 1 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, "-", vf, mapArg); + var args = useIFrame ? string.Format("-i {0}{3} -threads 1 -v quiet -vframes 1 -vf \"{2},thumbnail=30\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg) : + string.Format("-i {0}{3} -threads 1 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg); var probeSize = GetProbeSizeArgument(new[] { inputPath }, protocol); @@ -880,8 +883,6 @@ namespace MediaBrowser.MediaEncoding.Encoder Arguments = args, WindowStyle = ProcessWindowStyle.Hidden, ErrorDialog = false, - RedirectStandardOutput = true, - RedirectStandardError = true, RedirectStandardInput = true } }; @@ -894,20 +895,10 @@ namespace MediaBrowser.MediaEncoding.Encoder bool ranToCompletion; - var memoryStream = new MemoryStream(); - try { StartProcess(processWrapper); -#pragma warning disable 4014 - // Important - don't await the log task or we won't be able to kill ffmpeg when the user stops playback - process.StandardOutput.BaseStream.CopyToAsync(memoryStream); -#pragma warning restore 4014 - - // MUST read both stdout and stderr asynchronously or a deadlock may occurr - process.BeginErrorReadLine(); - ranToCompletion = process.WaitForExit(10000); if (!ranToCompletion) @@ -922,11 +913,10 @@ namespace MediaBrowser.MediaEncoding.Encoder } var exitCode = ranToCompletion ? processWrapper.ExitCode ?? 0 : -1; + var file = new FileInfo(tempExtractPath); - if (exitCode == -1 || memoryStream.Length == 0) + if (exitCode == -1 || !file.Exists || file.Length == 0) { - memoryStream.Dispose(); - var msg = string.Format("ffmpeg image extraction failed for {0}", inputPath); _logger.Error(msg); @@ -934,8 +924,7 @@ namespace MediaBrowser.MediaEncoding.Encoder throw new ApplicationException(msg); } - memoryStream.Position = 0; - return memoryStream; + return tempExtractPath; } } diff --git a/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs b/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs index 4b795a474a..bec9280b3a 100644 --- a/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs +++ b/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs @@ -83,12 +83,17 @@ namespace MediaBrowser.Providers.MediaInfo var imageStreamIndex = imageStream == null ? (int?)null : imageStream.Index; - using (var stream = await _mediaEncoder.ExtractAudioImage(item.Path, imageStreamIndex, cancellationToken).ConfigureAwait(false)) + var tempFile = await _mediaEncoder.ExtractAudioImage(item.Path, imageStreamIndex, cancellationToken).ConfigureAwait(false); + + File.Copy(tempFile, path, true); + + try { - using (var fileStream = _fileSystem.GetFileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, true)) - { - await stream.CopyToAsync(fileStream).ConfigureAwait(false); - } + File.Delete(tempFile); + } + catch + { + } } } diff --git a/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs b/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs index ff6eef167a..9a1f072cd2 100644 --- a/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs +++ b/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs @@ -116,7 +116,7 @@ namespace MediaBrowser.Providers.MediaInfo imageStreams.FirstOrDefault(i => (i.Comment ?? string.Empty).IndexOf("cover", StringComparison.OrdinalIgnoreCase) != -1) ?? imageStreams.FirstOrDefault(); - Stream stream; + string extractedImagePath; if (imageStream != null) { @@ -135,7 +135,7 @@ namespace MediaBrowser.Providers.MediaInfo } } - stream = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, videoIndex, cancellationToken).ConfigureAwait(false); + extractedImagePath = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, videoIndex, cancellationToken).ConfigureAwait(false); } else { @@ -146,14 +146,15 @@ namespace MediaBrowser.Providers.MediaInfo ? TimeSpan.FromTicks(Convert.ToInt64(item.RunTimeTicks.Value * .1)) : TimeSpan.FromSeconds(10); - stream = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, item.Video3DFormat, imageOffset, cancellationToken).ConfigureAwait(false); + extractedImagePath = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, item.Video3DFormat, imageOffset, cancellationToken).ConfigureAwait(false); } return new DynamicImageResponse { Format = ImageFormat.Jpg, HasImage = true, - Stream = stream + Path = extractedImagePath, + Protocol = MediaProtocol.File }; } finally diff --git a/MediaBrowser.Server.Implementations/MediaEncoder/EncodingManager.cs b/MediaBrowser.Server.Implementations/MediaEncoder/EncodingManager.cs index a7b0d61c7c..b1b2072c44 100644 --- a/MediaBrowser.Server.Implementations/MediaEncoder/EncodingManager.cs +++ b/MediaBrowser.Server.Implementations/MediaEncoder/EncodingManager.cs @@ -139,12 +139,16 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder { _fileSystem.CreateDirectory(Path.GetDirectoryName(path)); - using (var stream = await _encoder.ExtractVideoImage(inputPath, protocol, video.Video3DFormat, time, cancellationToken).ConfigureAwait(false)) + var tempFile = await _encoder.ExtractVideoImage(inputPath, protocol, video.Video3DFormat, time, cancellationToken).ConfigureAwait(false); + File.Copy(tempFile, path, true); + + try { - using (var fileStream = _fileSystem.GetFileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, true)) - { - await stream.CopyToAsync(fileStream).ConfigureAwait(false); - } + File.Delete(tempFile); + } + catch + { + } chapter.ImagePath = path;