diff options
Diffstat (limited to 'MediaBrowser.Controller/MediaEncoding')
3 files changed, 157 insertions, 109 deletions
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 550916f82..c5529ad5b 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -109,7 +109,6 @@ namespace MediaBrowser.Controller.MediaEncoding } return _mediaEncoder.SupportsHwaccel("vaapi"); - } /// <summary> @@ -456,6 +455,7 @@ namespace MediaBrowser.Controller.MediaEncoding var isVaapiEncoder = outputVideoCodec.IndexOf("vaapi", StringComparison.OrdinalIgnoreCase) != -1; var isQsvDecoder = videoDecoder.IndexOf("qsv", StringComparison.OrdinalIgnoreCase) != -1; var isQsvEncoder = outputVideoCodec.IndexOf("qsv", StringComparison.OrdinalIgnoreCase) != -1; + var isNvencHevcDecoder = videoDecoder.IndexOf("hevc_cuvid", StringComparison.OrdinalIgnoreCase) != -1; var isWindows = RuntimeInformation.IsOSPlatform(OSPlatform.Windows); var isLinux = RuntimeInformation.IsOSPlatform(OSPlatform.Linux); var isMacOS = RuntimeInformation.IsOSPlatform(OSPlatform.OSX); @@ -507,6 +507,7 @@ namespace MediaBrowser.Controller.MediaEncoding arg.Append("-hwaccel qsv "); } } + // While using SW decoder else { @@ -516,6 +517,24 @@ namespace MediaBrowser.Controller.MediaEncoding } if (state.IsVideoRequest + && string.Equals(encodingOptions.HardwareAccelerationType, "nvenc", StringComparison.OrdinalIgnoreCase)) + { + var isColorDepth10 = IsColorDepth10(state); + + if (isNvencHevcDecoder && isColorDepth10 + && _mediaEncoder.SupportsHwaccel("opencl") + && encodingOptions.EnableTonemapping + && !string.IsNullOrEmpty(state.VideoStream.VideoRange) + && state.VideoStream.VideoRange.Contains("HDR", StringComparison.OrdinalIgnoreCase)) + { + arg.Append("-init_hw_device opencl=ocl:") + .Append(encodingOptions.OpenclDevice) + .Append(' ') + .Append("-filter_hw_device ocl "); + } + } + + if (state.IsVideoRequest && string.Equals(encodingOptions.HardwareAccelerationType, "videotoolbox", StringComparison.OrdinalIgnoreCase)) { arg.Append("-hwaccel videotoolbox "); @@ -1003,11 +1022,33 @@ namespace MediaBrowser.Controller.MediaEncoding if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase) && !string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) && !string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase) + && !string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase) && !string.Equals(videoEncoder, "h264_v4l2m2m", StringComparison.OrdinalIgnoreCase)) { param = "-pix_fmt yuv420p " + param; } + if (string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase)) + { + var videoDecoder = GetHardwareAcceleratedVideoDecoder(state, encodingOptions) ?? string.Empty; + var videoStream = state.VideoStream; + var isColorDepth10 = IsColorDepth10(state); + + if (videoDecoder.IndexOf("hevc_cuvid", StringComparison.OrdinalIgnoreCase) != -1 + && isColorDepth10 + && _mediaEncoder.SupportsHwaccel("opencl") + && encodingOptions.EnableTonemapping + && !string.IsNullOrEmpty(videoStream.VideoRange) + && videoStream.VideoRange.Contains("HDR", StringComparison.OrdinalIgnoreCase)) + { + param = "-pix_fmt nv12 " + param; + } + else + { + param = "-pix_fmt yuv420p " + param; + } + } + if (string.Equals(videoEncoder, "h264_v4l2m2m", StringComparison.OrdinalIgnoreCase)) { param = "-pix_fmt nv21 " + param; @@ -1400,7 +1441,6 @@ namespace MediaBrowser.Controller.MediaEncoding var codec = outputAudioCodec ?? string.Empty; - int? transcoderChannelLimit; if (codec.IndexOf("wma", StringComparison.OrdinalIgnoreCase) != -1) { @@ -1611,64 +1651,45 @@ namespace MediaBrowser.Controller.MediaEncoding var outputSizeParam = ReadOnlySpan<char>.Empty; var request = state.BaseRequest; - // Add resolution params, if specified - if (request.Width.HasValue - || request.Height.HasValue - || request.MaxHeight.HasValue - || request.MaxWidth.HasValue) + outputSizeParam = GetOutputSizeParam(state, options, outputVideoCodec).TrimEnd('"'); + + // All possible beginning of video filters + // Don't break the order + string[] beginOfOutputSizeParam = new[] { - outputSizeParam = GetOutputSizeParam(state, options, outputVideoCodec).TrimEnd('"'); + // for tonemap_opencl + "hwupload,tonemap_opencl", // hwupload=extra_hw_frames=64,vpp_qsv (for overlay_qsv on linux) - var index = outputSizeParam.IndexOf("hwupload=extra_hw_frames", StringComparison.OrdinalIgnoreCase); + "hwupload=extra_hw_frames", + + // vpp_qsv + "vpp", + + // hwdownload,format=p010le (hardware decode + software encode for vaapi) + "hwdownload", + + // format=nv12|vaapi,hwupload,scale_vaapi + "format", + + // bwdif,scale=expr + "bwdif", + + // yadif,scale=expr + "yadif", + + // scale=expr + "scale" + }; + + var index = -1; + foreach (var param in beginOfOutputSizeParam) + { + index = outputSizeParam.IndexOf(param, StringComparison.OrdinalIgnoreCase); if (index != -1) { outputSizeParam = outputSizeParam.Slice(index); - } - else - { - // vpp_qsv - index = outputSizeParam.IndexOf("vpp", StringComparison.OrdinalIgnoreCase); - if (index != -1) - { - outputSizeParam = outputSizeParam.Slice(index); - } - else - { - // hwdownload,format=p010le (hardware decode + software encode for vaapi) - index = outputSizeParam.IndexOf("hwdownload", StringComparison.OrdinalIgnoreCase); - if (index != -1) - { - outputSizeParam = outputSizeParam.Slice(index); - } - else - { - // format=nv12|vaapi,hwupload,scale_vaapi - index = outputSizeParam.IndexOf("format", StringComparison.OrdinalIgnoreCase); - if (index != -1) - { - outputSizeParam = outputSizeParam.Slice(index); - } - else - { - // yadif,scale=expr - index = outputSizeParam.IndexOf("yadif", StringComparison.OrdinalIgnoreCase); - if (index != -1) - { - outputSizeParam = outputSizeParam.Slice(index); - } - else - { - // scale=expr - index = outputSizeParam.IndexOf("scale", StringComparison.OrdinalIgnoreCase); - if (index != -1) - { - outputSizeParam = outputSizeParam.Slice(index); - } - } - } - } - } + break; } } @@ -1747,9 +1768,9 @@ namespace MediaBrowser.Controller.MediaEncoding */ if (isLinux) { - retStr = !outputSizeParam.IsEmpty ? - " -filter_complex \"[{0}:{1}]{4}[sub];[0:{2}]{3}[base];[base][sub]overlay_qsv\"" : - " -filter_complex \"[{0}:{1}]{4}[sub];[0:{2}][sub]overlay_qsv\""; + retStr = !outputSizeParam.IsEmpty + ? " -filter_complex \"[{0}:{1}]{4}[sub];[0:{2}]{3}[base];[base][sub]overlay_qsv\"" + : " -filter_complex \"[{0}:{1}]{4}[sub];[0:{2}][sub]overlay_qsv\""; } } @@ -2084,12 +2105,61 @@ namespace MediaBrowser.Controller.MediaEncoding var isVaapiH264Encoder = outputVideoCodec.IndexOf("h264_vaapi", StringComparison.OrdinalIgnoreCase) != -1; var isQsvH264Encoder = outputVideoCodec.IndexOf("h264_qsv", StringComparison.OrdinalIgnoreCase) != -1; var isNvdecH264Decoder = videoDecoder.IndexOf("h264_cuvid", StringComparison.OrdinalIgnoreCase) != -1; + var isNvdecHevcDecoder = videoDecoder.IndexOf("hevc_cuvid", StringComparison.OrdinalIgnoreCase) != -1; var isLibX264Encoder = outputVideoCodec.IndexOf("libx264", StringComparison.OrdinalIgnoreCase) != -1; var isLinux = RuntimeInformation.IsOSPlatform(OSPlatform.Linux); + var isColorDepth10 = IsColorDepth10(state); var hasTextSubs = state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode; var hasGraphicalSubs = state.SubtitleStream != null && !state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode; + // If double rate deinterlacing is enabled and the input framerate is 30fps or below, otherwise the output framerate will be too high for many devices + var doubleRateDeinterlace = options.DeinterlaceDoubleRate && (videoStream?.RealFrameRate ?? 60) <= 30; + + // Currently only with the use of NVENC decoder can we get a decent performance. + // Currently only the HEVC/H265 format is supported. + // NVIDIA Pascal and Turing or higher are recommended. + if (isNvdecHevcDecoder && isColorDepth10 + && _mediaEncoder.SupportsHwaccel("opencl") + && options.EnableTonemapping + && !string.IsNullOrEmpty(videoStream.VideoRange) + && videoStream.VideoRange.Contains("HDR", StringComparison.OrdinalIgnoreCase)) + { + var parameters = "tonemap_opencl=format=nv12:primaries=bt709:transfer=bt709:matrix=bt709:tonemap={0}:desat={1}:threshold={2}:peak={3}"; + + if (options.TonemappingParam != 0) + { + parameters += ":param={4}"; + } + + if (!string.Equals(options.TonemappingRange, "auto", StringComparison.OrdinalIgnoreCase)) + { + parameters += ":range={5}"; + } + + // Upload the HDR10 or HLG data to the OpenCL device, + // use tonemap_opencl filter for tone mapping, + // and then download the SDR data to memory. + filters.Add("hwupload"); + filters.Add( + string.Format( + CultureInfo.InvariantCulture, + parameters, + options.TonemappingAlgorithm, + options.TonemappingDesat, + options.TonemappingThreshold, + options.TonemappingPeak, + options.TonemappingParam, + options.TonemappingRange)); + filters.Add("hwdownload"); + + if (hasGraphicalSubs || state.DeInterlace("h265", true) || state.DeInterlace("hevc", true) + || string.Equals(outputVideoCodec, "libx264", StringComparison.OrdinalIgnoreCase)) + { + filters.Add("format=nv12"); + } + } + // When the input may or may not be hardware VAAPI decodable if (isVaapiH264Encoder) { @@ -2107,7 +2177,6 @@ namespace MediaBrowser.Controller.MediaEncoding else if (IsVaapiSupported(state) && isVaapiDecoder && isLibX264Encoder) { var codec = videoStream.Codec.ToLowerInvariant(); - var isColorDepth10 = IsColorDepth10(state); // Assert 10-bit hardware VAAPI decodable if (isColorDepth10 && (string.Equals(codec, "hevc", StringComparison.OrdinalIgnoreCase) @@ -2136,35 +2205,38 @@ namespace MediaBrowser.Controller.MediaEncoding { if (isVaapiH264Encoder) { - filters.Add(string.Format(CultureInfo.InvariantCulture, "deinterlace_vaapi")); + filters.Add( + string.Format( + CultureInfo.InvariantCulture, + "deinterlace_vaapi=rate={0}", + doubleRateDeinterlace ? "field" : "frame")); } } // Add software deinterlace filter before scaling filter - if (state.DeInterlace("h264", true) - || state.DeInterlace("avc", true) - || state.DeInterlace("h265", true) - || state.DeInterlace("hevc", true)) + if ((state.DeInterlace("h264", true) + || state.DeInterlace("avc", true) + || state.DeInterlace("h265", true) + || state.DeInterlace("hevc", true)) + && !isVaapiH264Encoder + && !isQsvH264Encoder + && !isNvdecH264Decoder) { - string deintParam; - var inputFramerate = videoStream?.RealFrameRate; - - // If it is already 60fps then it will create an output framerate that is much too high for roku and others to handle - if (string.Equals(options.DeinterlaceMethod, "yadif_bob", StringComparison.OrdinalIgnoreCase) && (inputFramerate ?? 60) <= 30) + if (string.Equals(options.DeinterlaceMethod, "bwdif", StringComparison.OrdinalIgnoreCase)) { - deintParam = "yadif=1:-1:0"; + filters.Add( + string.Format( + CultureInfo.InvariantCulture, + "bwdif={0}:-1:0", + doubleRateDeinterlace ? "1" : "0")); } else { - deintParam = "yadif=0:-1:0"; - } - - if (!string.IsNullOrEmpty(deintParam)) - { - if (!isVaapiH264Encoder && !isQsvH264Encoder && !isNvdecH264Decoder) - { - filters.Add(deintParam); - } + filters.Add( + string.Format( + CultureInfo.InvariantCulture, + "yadif={0}:-1:0", + doubleRateDeinterlace ? "1" : "0")); } } @@ -2397,6 +2469,11 @@ namespace MediaBrowser.Controller.MediaEncoding if (state.DeInterlace("h264", true)) { inputModifier += " -deint 1"; + + if (!encodingOptions.DeinterlaceDoubleRate || (videoStream?.RealFrameRate ?? 60) > 30) + { + inputModifier += " -drop_second_field 1"; + } } } } @@ -2433,7 +2510,6 @@ namespace MediaBrowser.Controller.MediaEncoding return inputModifier; } - public void AttachMediaSourceInfo( EncodingJobInfo state, MediaSourceInfo mediaSource, diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs b/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs index 68bc502a0..c7ec878d2 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs @@ -697,10 +697,12 @@ namespace MediaBrowser.Controller.MediaEncoding /// The progressive. /// </summary> Progressive, + /// <summary> /// The HLS. /// </summary> Hls, + /// <summary> /// The dash. /// </summary> diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingJobOptions.cs b/MediaBrowser.Controller/MediaEncoding/EncodingJobOptions.cs index 4cbb63e46..1f3abe8f4 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingJobOptions.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingJobOptions.cs @@ -4,7 +4,6 @@ using System; using System.Collections.Generic; using System.Linq; using MediaBrowser.Model.Dlna; -using MediaBrowser.Model.Services; namespace MediaBrowser.Controller.MediaEncoding { @@ -63,26 +62,20 @@ namespace MediaBrowser.Controller.MediaEncoding /// Gets or sets the id. /// </summary> /// <value>The id.</value> - [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")] public Guid Id { get; set; } - [ApiMember(Name = "MediaSourceId", Description = "The media version id, if playing an alternate version", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")] public string MediaSourceId { get; set; } - [ApiMember(Name = "DeviceId", Description = "The device id of the client requesting. Used to stop encoding processes when needed.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")] public string DeviceId { get; set; } - [ApiMember(Name = "Container", Description = "Container", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")] public string Container { get; set; } /// <summary> /// Gets or sets the audio codec. /// </summary> /// <value>The audio codec.</value> - [ApiMember(Name = "AudioCodec", Description = "Optional. Specify a audio codec to encode to, e.g. mp3. If omitted the server will auto-select using the url's extension. Options: aac, mp3, vorbis, wma.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")] public string AudioCodec { get; set; } - [ApiMember(Name = "EnableAutoStreamCopy", Description = "Whether or not to allow automatic stream copy if requested values match the original source. Defaults to true.", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")] public bool EnableAutoStreamCopy { get; set; } public bool AllowVideoStreamCopy { get; set; } @@ -95,7 +88,6 @@ namespace MediaBrowser.Controller.MediaEncoding /// Gets or sets the audio sample rate. /// </summary> /// <value>The audio sample rate.</value> - [ApiMember(Name = "AudioSampleRate", Description = "Optional. Specify a specific audio sample rate, e.g. 44100", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? AudioSampleRate { get; set; } public int? MaxAudioBitDepth { get; set; } @@ -104,105 +96,86 @@ namespace MediaBrowser.Controller.MediaEncoding /// Gets or sets the audio bit rate. /// </summary> /// <value>The audio bit rate.</value> - [ApiMember(Name = "AudioBitRate", Description = "Optional. Specify an audio bitrate to encode to, e.g. 128000. If omitted this will be left to encoder defaults.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? AudioBitRate { get; set; } /// <summary> /// Gets or sets the audio channels. /// </summary> /// <value>The audio channels.</value> - [ApiMember(Name = "AudioChannels", Description = "Optional. Specify a specific number of audio channels to encode to, e.g. 2", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? AudioChannels { get; set; } - [ApiMember(Name = "MaxAudioChannels", Description = "Optional. Specify a maximum number of audio channels to encode to, e.g. 2", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? MaxAudioChannels { get; set; } - [ApiMember(Name = "Static", Description = "Optional. If true, the original file will be streamed statically without any encoding. Use either no url extension or the original file extension. true/false", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")] public bool Static { get; set; } /// <summary> /// Gets or sets the profile. /// </summary> /// <value>The profile.</value> - [ApiMember(Name = "Profile", Description = "Optional. Specify a specific an encoder profile (varies by encoder), e.g. main, baseline, high.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")] public string Profile { get; set; } /// <summary> /// Gets or sets the level. /// </summary> /// <value>The level.</value> - [ApiMember(Name = "Level", Description = "Optional. Specify a level for the encoder profile (varies by encoder), e.g. 3, 3.1.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")] public string Level { get; set; } /// <summary> /// Gets or sets the framerate. /// </summary> /// <value>The framerate.</value> - [ApiMember(Name = "Framerate", Description = "Optional. A specific video framerate to encode to, e.g. 23.976. Generally this should be omitted unless the device has specific requirements.", IsRequired = false, DataType = "double", ParameterType = "query", Verb = "GET")] public float? Framerate { get; set; } - [ApiMember(Name = "MaxFramerate", Description = "Optional. A specific maximum video framerate to encode to, e.g. 23.976. Generally this should be omitted unless the device has specific requirements.", IsRequired = false, DataType = "double", ParameterType = "query", Verb = "GET")] public float? MaxFramerate { get; set; } - [ApiMember(Name = "CopyTimestamps", Description = "Whether or not to copy timestamps when transcoding with an offset. Defaults to false.", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")] public bool CopyTimestamps { get; set; } /// <summary> /// Gets or sets the start time ticks. /// </summary> /// <value>The start time ticks.</value> - [ApiMember(Name = "StartTimeTicks", Description = "Optional. Specify a starting offset, in ticks. 1 tick = 10000 ms", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public long? StartTimeTicks { get; set; } /// <summary> /// Gets or sets the width. /// </summary> /// <value>The width.</value> - [ApiMember(Name = "Width", Description = "Optional. The fixed horizontal resolution of the encoded video.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? Width { get; set; } /// <summary> /// Gets or sets the height. /// </summary> /// <value>The height.</value> - [ApiMember(Name = "Height", Description = "Optional. The fixed vertical resolution of the encoded video.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? Height { get; set; } /// <summary> /// Gets or sets the width of the max. /// </summary> /// <value>The width of the max.</value> - [ApiMember(Name = "MaxWidth", Description = "Optional. The maximum horizontal resolution of the encoded video.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? MaxWidth { get; set; } /// <summary> /// Gets or sets the height of the max. /// </summary> /// <value>The height of the max.</value> - [ApiMember(Name = "MaxHeight", Description = "Optional. The maximum vertical resolution of the encoded video.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? MaxHeight { get; set; } /// <summary> /// Gets or sets the video bit rate. /// </summary> /// <value>The video bit rate.</value> - [ApiMember(Name = "VideoBitRate", Description = "Optional. Specify a video bitrate to encode to, e.g. 500000. If omitted this will be left to encoder defaults.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? VideoBitRate { get; set; } /// <summary> /// Gets or sets the index of the subtitle stream. /// </summary> /// <value>The index of the subtitle stream.</value> - [ApiMember(Name = "SubtitleStreamIndex", Description = "Optional. The index of the subtitle stream to use. If omitted no subtitles will be used.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? SubtitleStreamIndex { get; set; } - [ApiMember(Name = "SubtitleMethod", Description = "Optional. Specify the subtitle delivery method.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")] public SubtitleDeliveryMethod SubtitleMethod { get; set; } - [ApiMember(Name = "MaxRefFrames", Description = "Optional.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? MaxRefFrames { get; set; } - [ApiMember(Name = "MaxVideoBitDepth", Description = "Optional.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? MaxVideoBitDepth { get; set; } public bool RequireAvc { get; set; } @@ -223,7 +196,6 @@ namespace MediaBrowser.Controller.MediaEncoding /// Gets or sets the video codec. /// </summary> /// <value>The video codec.</value> - [ApiMember(Name = "VideoCodec", Description = "Optional. Specify a video codec to encode to, e.g. h264. If omitted the server will auto-select using the url's extension. Options: h265, h264, mpeg4, theora, vpx, wmv.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")] public string VideoCodec { get; set; } public string SubtitleCodec { get; set; } @@ -234,14 +206,12 @@ namespace MediaBrowser.Controller.MediaEncoding /// Gets or sets the index of the audio stream. /// </summary> /// <value>The index of the audio stream.</value> - [ApiMember(Name = "AudioStreamIndex", Description = "Optional. The index of the audio stream to use. If omitted the first audio stream will be used.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? AudioStreamIndex { get; set; } /// <summary> /// Gets or sets the index of the video stream. /// </summary> /// <value>The index of the video stream.</value> - [ApiMember(Name = "VideoStreamIndex", Description = "Optional. The index of the video stream to use. If omitted the first video stream will be used.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")] public int? VideoStreamIndex { get; set; } public EncodingContext Context { get; set; } |