From a6ad36b57a78984d4a76fac2f760524a7692511b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fernando=20Fern=C3=A1ndez?= Date: Tue, 17 Nov 2020 14:20:18 +0100 Subject: [PATCH 1/5] Don't scale images extracted by ffmpeg --- .../Encoder/MediaEncoder.cs | 20 +++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs index 5a3a9185d..d804e6443 100644 --- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs +++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs @@ -520,29 +520,29 @@ namespace MediaBrowser.MediaEncoding.Encoder 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. + // apply some filters to thumbnail extracted below (below) crop any black lines that we made and get the correct ar. // 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"; + var vf = String.Empty; if (threedFormat.HasValue) { switch (threedFormat.Value) { case Video3DFormat.HalfSideBySide: - vf = "crop=iw/2:ih:0:0,scale=(iw*2):ih,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1,scale=600:trunc(600/dar/2)*2"; - // hsbs crop width in half,scale to correct size, set the display aspect,crop out any black bars we may have made the scale width to 600. Work out the correct height based on the display aspect it will maintain the aspect where -1 in this case (3d) may not. + vf = "crop=iw/2:ih:0:0,scale=(iw*2):ih,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + // hsbs crop width in half,scale to correct size, set the display aspect,crop out any black bars we may have made. Work out the correct height based on the display aspect it will maintain the aspect where -1 in this case (3d) may not. break; case Video3DFormat.FullSideBySide: - vf = "crop=iw/2:ih:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1,scale=600:trunc(600/dar/2)*2"; - // fsbs crop width in half,set the display aspect,crop out any black bars we may have made the scale width to 600. + vf = "crop=iw/2:ih:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + // fsbs crop width in half,set the display aspect,crop out any black bars we may have made break; case Video3DFormat.HalfTopAndBottom: - vf = "crop=iw:ih/2:0:0,scale=(iw*2):ih),setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1,scale=600:trunc(600/dar/2)*2"; - // htab crop heigh in half,scale to correct size, set the display aspect,crop out any black bars we may have made the scale width to 600 + vf = "crop=iw:ih/2:0:0,scale=(iw*2):ih),setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + // htab crop heigh in half,scale to correct size, set the display aspect,crop out any black bars we may have made break; case Video3DFormat.FullTopAndBottom: - vf = "crop=iw:ih/2:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1,scale=600:trunc(600/dar/2)*2"; - // ftab crop heigt in half, set the display aspect,crop out any black bars we may have made the scale width to 600 + vf = "crop=iw:ih/2:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + // ftab crop heigt in half, set the display aspect,crop out any black bars we may have made break; default: break; From d7cdaeea7dfc7dd556765a0fb224d8428bc38c0b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fernando=20Fern=C3=A1ndez?= Date: Tue, 17 Nov 2020 14:26:05 +0100 Subject: [PATCH 2/5] Use all system cores when threads are set to auto or bigger than the amount of system's cores --- MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 5846a603a..3a9f57c55 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -2344,7 +2344,7 @@ namespace MediaBrowser.Controller.MediaEncoding // Automatic if (threads <= 0 || threads >= Environment.ProcessorCount) { - return 0; + return Environment.ProcessorCount; } return threads; From 94cae4f1455995a0a35df8d1b7c64760387e5b64 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fernando=20Fern=C3=A1ndez?= Date: Tue, 17 Nov 2020 14:46:23 +0100 Subject: [PATCH 3/5] Specify threads to ffmpeg properly --- .../LiveTv/EmbyTV/EncodedRecorder.cs | 12 +++++++++--- MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs | 14 ++++++++------ 2 files changed, 17 insertions(+), 9 deletions(-) diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs index 3e5457dbd..4726211d2 100644 --- a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs +++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs @@ -9,6 +9,7 @@ using System.Text; using System.Threading; using System.Threading.Tasks; using MediaBrowser.Controller; +using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.Library; using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.Model.Dto; @@ -25,6 +26,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV private readonly IServerApplicationPaths _appPaths; private readonly IJsonSerializer _json; private readonly TaskCompletionSource _taskCompletionSource = new TaskCompletionSource(); + private readonly IServerConfigurationManager _serverConfigurationManager; private bool _hasExited; private Stream _logFileStream; @@ -35,12 +37,14 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV ILogger logger, IMediaEncoder mediaEncoder, IServerApplicationPaths appPaths, - IJsonSerializer json) + IJsonSerializer json, + IServerConfigurationManager serverConfigurationManager) { _logger = logger; _mediaEncoder = mediaEncoder; _appPaths = appPaths; _json = json; + _serverConfigurationManager = serverConfigurationManager; } private static bool CopySubtitles => false; @@ -179,15 +183,17 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV var outputParam = string.Empty; + var threads = EncodingHelper.GetNumberOfThreads(null, _serverConfigurationManager.GetEncodingOptions(), null); var commandLineArgs = string.Format( CultureInfo.InvariantCulture, - "-i \"{0}\" {2} -map_metadata -1 -threads 0 {3}{4}{5} -y \"{1}\"", + "-i \"{0}\" {2} -map_metadata -1 -threads {6} {3}{4}{5} -y \"{1}\"", inputTempFile, targetFile, videoArgs, GetAudioArgs(mediaSource), subtitleArgs, - outputParam); + outputParam, + threads); return inputModifier + " " + commandLineArgs; } diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs index d804e6443..2b4712b2d 100644 --- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs +++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs @@ -64,6 +64,7 @@ namespace MediaBrowser.MediaEncoding.Encoder private string _ffmpegPath = string.Empty; private string _ffprobePath; + private int threads; public MediaEncoder( ILogger logger, @@ -129,6 +130,7 @@ namespace MediaBrowser.MediaEncoding.Encoder SetAvailableDecoders(validator.GetDecoders()); SetAvailableEncoders(validator.GetEncoders()); SetAvailableHwaccels(validator.GetHwaccels()); + threads = EncodingHelper.GetNumberOfThreads(null, _configurationManager.GetEncodingOptions(), null); } _logger.LogInformation("FFmpeg: {EncoderLocation}: {FfmpegPath}", EncoderLocation, _ffmpegPath ?? string.Empty); @@ -377,9 +379,9 @@ namespace MediaBrowser.MediaEncoding.Encoder CancellationToken cancellationToken) { var args = extractChapters - ? "{0} -i {1} -threads 0 -v warning -print_format json -show_streams -show_chapters -show_format" - : "{0} -i {1} -threads 0 -v warning -print_format json -show_streams -show_format"; - args = string.Format(CultureInfo.InvariantCulture, args, probeSizeArgument, inputPath).Trim(); + ? "{0} -i {1} -threads {2} -v warning -print_format json -show_streams -show_chapters -show_format" + : "{0} -i {1} -threads {2} -v warning -print_format json -show_streams -show_format"; + args = string.Format(CultureInfo.InvariantCulture, args, probeSizeArgument, inputPath, threads).Trim(); var process = new Process { @@ -555,8 +557,8 @@ namespace MediaBrowser.MediaEncoding.Encoder // 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 thumbnail = enableThumbnail ? ",thumbnail=24" : string.Empty; - var args = useIFrame ? string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads 0 -v quiet -vframes 1 -vf \"{2}{4}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, thumbnail) : - string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads 0 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg); + var args = useIFrame ? string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads {5} -v quiet -vframes 1 -vf \"{2}{4}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, thumbnail, threads) : + string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads {4} -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, threads); var probeSizeArgument = EncodingHelper.GetProbeSizeArgument(1); var analyzeDurationArgument = EncodingHelper.GetAnalyzeDurationArgument(1); @@ -693,7 +695,7 @@ namespace MediaBrowser.MediaEncoding.Encoder Directory.CreateDirectory(targetDirectory); var outputPath = Path.Combine(targetDirectory, filenamePrefix + "%05d.jpg"); - var args = string.Format(CultureInfo.InvariantCulture, "-i {0} -threads 0 -v quiet -vf \"{2}\" -f image2 \"{1}\"", inputArgument, outputPath, vf); + var args = string.Format(CultureInfo.InvariantCulture, "-i {0} -threads {3} -v quiet -vf \"{2}\" -f image2 \"{1}\"", inputArgument, outputPath, vf, threads); var probeSizeArgument = EncodingHelper.GetProbeSizeArgument(1); var analyzeDurationArgument = EncodingHelper.GetAnalyzeDurationArgument(1); From 38c3b6fcd37d71d09c6afe26ad26c762850f9971 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fernando=20Fern=C3=A1ndez?= Date: Wed, 18 Nov 2020 10:01:03 +0100 Subject: [PATCH 4/5] Fix build and thread detection logic --- .../LiveTv/EmbyTV/EmbyTV.cs | 2 +- .../LiveTv/EmbyTV/EncodedRecorder.cs | 1 + Jellyfin.Api/Controllers/DynamicHlsController.cs | 2 +- Jellyfin.Api/Controllers/VideoHlsController.cs | 2 +- .../MediaEncoding/EncodingHelper.cs | 13 ++++++++----- .../Encoder/MediaEncoder.cs | 16 ++++++++-------- 6 files changed, 20 insertions(+), 16 deletions(-) diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs index fcc2d1eeb..0dc045ee6 100644 --- a/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs +++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EmbyTV.cs @@ -1635,7 +1635,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV { if (mediaSource.RequiresLooping || !(mediaSource.Container ?? string.Empty).EndsWith("ts", StringComparison.OrdinalIgnoreCase) || (mediaSource.Protocol != MediaProtocol.File && mediaSource.Protocol != MediaProtocol.Http)) { - return new EncodedRecorder(_logger, _mediaEncoder, _config.ApplicationPaths, _jsonSerializer); + return new EncodedRecorder(_logger, _mediaEncoder, _config.ApplicationPaths, _jsonSerializer, _config); } return new DirectRecorder(_logger, _httpClientFactory, _streamHelper); diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs index 4726211d2..e6ee9819e 100644 --- a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs +++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs @@ -8,6 +8,7 @@ using System.IO; using System.Text; using System.Threading; using System.Threading.Tasks; +using MediaBrowser.Common.Configuration; using MediaBrowser.Controller; using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.Library; diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs index 6e59da798..bba5e972e 100644 --- a/Jellyfin.Api/Controllers/DynamicHlsController.cs +++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs @@ -1329,7 +1329,7 @@ namespace Jellyfin.Api.Controllers { var videoCodec = _encodingHelper.GetVideoEncoder(state, encodingOptions); - var threads = _encodingHelper.GetNumberOfThreads(state, encodingOptions, videoCodec); + var threads = EncodingHelper.GetNumberOfThreads(state, encodingOptions, videoCodec); // GetNumberOfThreads is static if (state.BaseRequest.BreakOnNonKeyFrames) { diff --git a/Jellyfin.Api/Controllers/VideoHlsController.cs b/Jellyfin.Api/Controllers/VideoHlsController.cs index 389dc8a08..065fa786e 100644 --- a/Jellyfin.Api/Controllers/VideoHlsController.cs +++ b/Jellyfin.Api/Controllers/VideoHlsController.cs @@ -359,7 +359,7 @@ namespace Jellyfin.Api.Controllers private string GetCommandLineArguments(string outputPath, StreamState state) { var videoCodec = _encodingHelper.GetVideoEncoder(state, _encodingOptions); - var threads = _encodingHelper.GetNumberOfThreads(state, _encodingOptions, videoCodec); + var threads = EncodingHelper.GetNumberOfThreads(state, _encodingOptions, videoCodec); // GetNumberOfThreads is static var inputModifier = _encodingHelper.GetInputModifier(state, _encodingOptions); var format = !string.IsNullOrWhiteSpace(state.Request.SegmentContainer) ? "." + state.Request.SegmentContainer : ".ts"; var directory = Path.GetDirectoryName(outputPath) ?? throw new ArgumentException($"Provided path ({outputPath}) is not valid.", nameof(outputPath)); diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 3a9f57c55..60c44cfcf 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -2329,20 +2329,23 @@ namespace MediaBrowser.Controller.MediaEncoding /// /// Gets the number of threads. /// - public int GetNumberOfThreads(EncodingJobInfo state, EncodingOptions encodingOptions, string outputVideoCodec) + public static int GetNumberOfThreads(EncodingJobInfo state, EncodingOptions encodingOptions, string outputVideoCodec) { - if (string.Equals(outputVideoCodec, "libvpx", StringComparison.OrdinalIgnoreCase)) + if (outputVideoCodec != null && string.Equals(outputVideoCodec, "libvpx", StringComparison.OrdinalIgnoreCase)) { // per docs: // -threads number of threads to use for encoding, can't be 0 [auto] with VP8 // (recommended value : number of real cores - 1) return Math.Max(Environment.ProcessorCount - 1, 1); } - - var threads = state.BaseRequest.CpuCoreLimit ?? encodingOptions.EncodingThreadCount; + var threads = state?.BaseRequest.CpuCoreLimit ?? encodingOptions.EncodingThreadCount; // Automatic - if (threads <= 0 || threads >= Environment.ProcessorCount) + if (threads <= 0) + { + return 0; + } + else if (threads >= Environment.ProcessorCount) { return Environment.ProcessorCount; } diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs index 2b4712b2d..5f60c09ae 100644 --- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs +++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs @@ -524,26 +524,26 @@ namespace MediaBrowser.MediaEncoding.Encoder // apply some filters to thumbnail extracted below (below) crop any black lines that we made and get the correct ar. // This filter chain may have adverse effects on recorded tv thumbnails if ar changes during presentation ex. commercials @ diff ar - var vf = String.Empty; + var vf = string.Empty; if (threedFormat.HasValue) { switch (threedFormat.Value) { case Video3DFormat.HalfSideBySide: - vf = "crop=iw/2:ih:0:0,scale=(iw*2):ih,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + vf = "-vf crop=iw/2:ih:0:0,scale=(iw*2):ih,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; // hsbs crop width in half,scale to correct size, set the display aspect,crop out any black bars we may have made. Work out the correct height based on the display aspect it will maintain the aspect where -1 in this case (3d) may not. break; case Video3DFormat.FullSideBySide: - vf = "crop=iw/2:ih:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + vf = "-vf crop=iw/2:ih:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; // fsbs crop width in half,set the display aspect,crop out any black bars we may have made break; case Video3DFormat.HalfTopAndBottom: - vf = "crop=iw:ih/2:0:0,scale=(iw*2):ih),setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + vf = "-vf crop=iw:ih/2:0:0,scale=(iw*2):ih),setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; // htab crop heigh in half,scale to correct size, set the display aspect,crop out any black bars we may have made break; case Video3DFormat.FullTopAndBottom: - vf = "crop=iw:ih/2:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; + vf = "-vf crop=iw:ih/2:0:0,setdar=dar=a,crop=min(iw\\,ih*dar):min(ih\\,iw/dar):(iw-min(iw\\,iw*sar))/2:(ih - min (ih\\,ih/sar))/2,setsar=sar=1"; // ftab crop heigt in half, set the display aspect,crop out any black bars we may have made break; default: @@ -557,8 +557,8 @@ namespace MediaBrowser.MediaEncoding.Encoder // 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 thumbnail = enableThumbnail ? ",thumbnail=24" : string.Empty; - var args = useIFrame ? string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads {5} -v quiet -vframes 1 -vf \"{2}{4}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, thumbnail, threads) : - string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads {4} -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, threads); + var args = useIFrame ? string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads {5} -v quiet -vframes 1 {2}{4} -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, thumbnail, threads) : + string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads {4} -v quiet -vframes 1 {2} -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, threads); var probeSizeArgument = EncodingHelper.GetProbeSizeArgument(1); var analyzeDurationArgument = EncodingHelper.GetAnalyzeDurationArgument(1); @@ -695,7 +695,7 @@ namespace MediaBrowser.MediaEncoding.Encoder Directory.CreateDirectory(targetDirectory); var outputPath = Path.Combine(targetDirectory, filenamePrefix + "%05d.jpg"); - var args = string.Format(CultureInfo.InvariantCulture, "-i {0} -threads {3} -v quiet -vf \"{2}\" -f image2 \"{1}\"", inputArgument, outputPath, vf, threads); + var args = string.Format(CultureInfo.InvariantCulture, "-i {0} -threads {3} -v quiet {2} -f image2 \"{1}\"", inputArgument, outputPath, vf, threads); var probeSizeArgument = EncodingHelper.GetProbeSizeArgument(1); var analyzeDurationArgument = EncodingHelper.GetAnalyzeDurationArgument(1); From 2deda0437d32016a0c73158840c9c04bc729b261 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fernando=20Fern=C3=A1ndez?= Date: Wed, 18 Nov 2020 10:54:21 +0100 Subject: [PATCH 5/5] Review suggestions --- Jellyfin.Api/Controllers/DynamicHlsController.cs | 2 +- Jellyfin.Api/Controllers/VideoHlsController.cs | 2 +- MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs | 8 +++++--- 3 files changed, 7 insertions(+), 5 deletions(-) diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs index bba5e972e..1c2e4474c 100644 --- a/Jellyfin.Api/Controllers/DynamicHlsController.cs +++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs @@ -1329,7 +1329,7 @@ namespace Jellyfin.Api.Controllers { var videoCodec = _encodingHelper.GetVideoEncoder(state, encodingOptions); - var threads = EncodingHelper.GetNumberOfThreads(state, encodingOptions, videoCodec); // GetNumberOfThreads is static + var threads = EncodingHelper.GetNumberOfThreads(state, encodingOptions, videoCodec); // GetNumberOfThreads is static. if (state.BaseRequest.BreakOnNonKeyFrames) { diff --git a/Jellyfin.Api/Controllers/VideoHlsController.cs b/Jellyfin.Api/Controllers/VideoHlsController.cs index 065fa786e..df9d35b13 100644 --- a/Jellyfin.Api/Controllers/VideoHlsController.cs +++ b/Jellyfin.Api/Controllers/VideoHlsController.cs @@ -359,7 +359,7 @@ namespace Jellyfin.Api.Controllers private string GetCommandLineArguments(string outputPath, StreamState state) { var videoCodec = _encodingHelper.GetVideoEncoder(state, _encodingOptions); - var threads = EncodingHelper.GetNumberOfThreads(state, _encodingOptions, videoCodec); // GetNumberOfThreads is static + var threads = EncodingHelper.GetNumberOfThreads(state, _encodingOptions, videoCodec); // GetNumberOfThreads is static. var inputModifier = _encodingHelper.GetInputModifier(state, _encodingOptions); var format = !string.IsNullOrWhiteSpace(state.Request.SegmentContainer) ? "." + state.Request.SegmentContainer : ".ts"; var directory = Path.GetDirectoryName(outputPath) ?? throw new ArgumentException($"Provided path ({outputPath}) is not valid.", nameof(outputPath)); diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 60c44cfcf..0fb8a9238 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -2329,15 +2329,17 @@ namespace MediaBrowser.Controller.MediaEncoding /// /// Gets the number of threads. /// - public static int GetNumberOfThreads(EncodingJobInfo state, EncodingOptions encodingOptions, string outputVideoCodec) +#nullable enable + public static int GetNumberOfThreads(EncodingJobInfo? state, EncodingOptions encodingOptions, string? outputVideoCodec) { - if (outputVideoCodec != null && string.Equals(outputVideoCodec, "libvpx", StringComparison.OrdinalIgnoreCase)) + if (string.Equals(outputVideoCodec, "libvpx", StringComparison.OrdinalIgnoreCase)) { // per docs: // -threads number of threads to use for encoding, can't be 0 [auto] with VP8 // (recommended value : number of real cores - 1) return Math.Max(Environment.ProcessorCount - 1, 1); } + var threads = state?.BaseRequest.CpuCoreLimit ?? encodingOptions.EncodingThreadCount; // Automatic @@ -2352,7 +2354,7 @@ namespace MediaBrowser.Controller.MediaEncoding return threads; } - +#nullable disable public void TryStreamCopy(EncodingJobInfo state) { if (state.VideoStream != null && CanStreamCopyVideo(state, state.VideoStream))