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			751 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			751 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
#nullable disable
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#pragma warning disable CS1591, SA1401
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using Jellyfin.Data.Entities;
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using Jellyfin.Data.Enums;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Drawing;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.MediaInfo;
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using MediaBrowser.Model.Net;
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using MediaBrowser.Model.Session;
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namespace MediaBrowser.Controller.MediaEncoding
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{
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    // For now, a common base class until the API and MediaEncoding classes are unified
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    public class EncodingJobInfo
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    {
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        public int? OutputAudioBitrate;
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        public int? OutputAudioChannels;
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        private TranscodeReason? _transcodeReasons = null;
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        public EncodingJobInfo(TranscodingJobType jobType)
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        {
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            TranscodingType = jobType;
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            RemoteHttpHeaders = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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            SupportedAudioCodecs = Array.Empty<string>();
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            SupportedVideoCodecs = Array.Empty<string>();
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            SupportedSubtitleCodecs = Array.Empty<string>();
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        }
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        public TranscodeReason TranscodeReasons
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        {
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            get
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            {
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                if (!_transcodeReasons.HasValue)
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                {
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                    if (BaseRequest.TranscodeReasons is null)
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                    {
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                        _transcodeReasons = 0;
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                        return 0;
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                    }
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                    _ = Enum.TryParse<TranscodeReason>(BaseRequest.TranscodeReasons, out var reason);
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                    _transcodeReasons = reason;
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                }
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                return _transcodeReasons.Value;
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            }
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        }
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        public IProgress<double> Progress { get; set; }
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        public MediaStream VideoStream { get; set; }
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        public VideoType VideoType { get; set; }
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        public Dictionary<string, string> RemoteHttpHeaders { get; set; }
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        public string OutputVideoCodec { get; set; }
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        public MediaProtocol InputProtocol { get; set; }
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        public string MediaPath { get; set; }
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        public bool IsInputVideo { get; set; }
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        public string OutputAudioCodec { get; set; }
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        public int? OutputVideoBitrate { get; set; }
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        public MediaStream SubtitleStream { get; set; }
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        public SubtitleDeliveryMethod SubtitleDeliveryMethod { get; set; }
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        public string[] SupportedSubtitleCodecs { get; set; }
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        public int InternalSubtitleStreamOffset { get; set; }
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        public MediaSourceInfo MediaSource { get; set; }
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        public User User { get; set; }
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        public long? RunTimeTicks { get; set; }
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        public bool ReadInputAtNativeFramerate { get; set; }
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        public string OutputFilePath { get; set; }
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        public string MimeType { get; set; }
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        public bool IgnoreInputDts => MediaSource.IgnoreDts;
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        public bool IgnoreInputIndex => MediaSource.IgnoreIndex;
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        public bool GenPtsInput => MediaSource.GenPtsInput;
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        public bool DiscardCorruptFramesInput => false;
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        public bool EnableFastSeekInput => false;
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        public bool GenPtsOutput => false;
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        public string OutputContainer { get; set; }
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        public string OutputVideoSync { get; set; }
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        public string AlbumCoverPath { get; set; }
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        public string InputAudioSync { get; set; }
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        public string InputVideoSync { get; set; }
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        public TransportStreamTimestamp InputTimestamp { get; set; }
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        public MediaStream AudioStream { get; set; }
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        public string[] SupportedAudioCodecs { get; set; }
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        public string[] SupportedVideoCodecs { get; set; }
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        public string InputContainer { get; set; }
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        public IsoType? IsoType { get; set; }
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        public BaseEncodingJobOptions BaseRequest { get; set; }
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        public bool IsVideoRequest { get; set; }
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        public TranscodingJobType TranscodingType { get; set; }
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        public long? StartTimeTicks => BaseRequest.StartTimeTicks;
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        public bool CopyTimestamps => BaseRequest.CopyTimestamps;
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        public bool IsSegmentedLiveStream
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            => TranscodingType != TranscodingJobType.Progressive && !RunTimeTicks.HasValue;
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        public int? TotalOutputBitrate => (OutputAudioBitrate ?? 0) + (OutputVideoBitrate ?? 0);
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        public int? OutputWidth
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        {
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            get
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            {
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                if (VideoStream is not null && VideoStream.Width.HasValue && VideoStream.Height.HasValue)
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                {
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                    var size = new ImageDimensions(VideoStream.Width.Value, VideoStream.Height.Value);
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                    var newSize = DrawingUtils.Resize(
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                        size,
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                        BaseRequest.Width ?? 0,
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                        BaseRequest.Height ?? 0,
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                        BaseRequest.MaxWidth ?? 0,
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                        BaseRequest.MaxHeight ?? 0);
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                    return newSize.Width;
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                }
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                if (!IsVideoRequest)
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                {
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                    return null;
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                }
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                return BaseRequest.MaxWidth ?? BaseRequest.Width;
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            }
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        }
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        public int? OutputHeight
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        {
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            get
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            {
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                if (VideoStream is not null && VideoStream.Width.HasValue && VideoStream.Height.HasValue)
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                {
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                    var size = new ImageDimensions(VideoStream.Width.Value, VideoStream.Height.Value);
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                    var newSize = DrawingUtils.Resize(
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                        size,
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                        BaseRequest.Width ?? 0,
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                        BaseRequest.Height ?? 0,
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                        BaseRequest.MaxWidth ?? 0,
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                        BaseRequest.MaxHeight ?? 0);
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                    return newSize.Height;
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                }
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                if (!IsVideoRequest)
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                {
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                    return null;
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                }
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                return BaseRequest.MaxHeight ?? BaseRequest.Height;
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            }
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        }
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        public int? OutputAudioSampleRate
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputAudioCodec))
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                {
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                    if (AudioStream is not null)
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                    {
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                        return AudioStream.SampleRate;
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                    }
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                }
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                else if (BaseRequest.AudioSampleRate.HasValue)
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                {
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                    // Don't exceed what the encoder supports
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                    // Seeing issues of attempting to encode to 88200
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                    return BaseRequest.AudioSampleRate.Value;
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                }
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                return null;
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            }
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        }
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        public int? OutputAudioBitDepth
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputAudioCodec))
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                {
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                    if (AudioStream is not null)
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                    {
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                        return AudioStream.BitDepth;
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                    }
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                }
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the target video level.
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        /// </summary>
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        public double? TargetVideoLevel
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        {
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            get
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            {
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                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.Level;
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                }
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                var level = GetRequestedLevel(ActualOutputVideoCodec);
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                if (double.TryParse(level, CultureInfo.InvariantCulture, out var result))
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                {
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                    return result;
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                }
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the target video bit depth.
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        /// </summary>
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        public int? TargetVideoBitDepth
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.BitDepth;
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                }
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the target reference frames.
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        /// </summary>
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        /// <value>The target reference frames.</value>
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        public int? TargetRefFrames
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.RefFrames;
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                }
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the target framerate.
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        /// </summary>
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        public float? TargetFramerate
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.ReferenceFrameRate;
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                }
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                return BaseRequest.MaxFramerate ?? BaseRequest.Framerate;
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            }
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        }
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        public TransportStreamTimestamp TargetTimestamp
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        {
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            get
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            {
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                if (BaseRequest.Static)
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                {
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                    return InputTimestamp;
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                }
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                return string.Equals(OutputContainer, "m2ts", StringComparison.OrdinalIgnoreCase) ?
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                    TransportStreamTimestamp.Valid :
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                    TransportStreamTimestamp.None;
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            }
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        }
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        /// <summary>
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        /// Gets the target packet length.
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        /// </summary>
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        public int? TargetPacketLength
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        {
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            get
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            {
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                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.PacketLength;
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                }
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the target video profile.
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        /// </summary>
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        public string TargetVideoProfile
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        {
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            get
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            {
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                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.Profile;
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                }
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                var requestedProfile = GetRequestedProfiles(ActualOutputVideoCodec).FirstOrDefault();
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                if (!string.IsNullOrEmpty(requestedProfile))
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                {
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                    return requestedProfile;
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                }
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the target video range type.
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        /// </summary>
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        public VideoRangeType TargetVideoRangeType
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        {
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            get
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            {
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                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.VideoRangeType ?? VideoRangeType.Unknown;
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                }
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                if (Enum.TryParse(GetRequestedRangeTypes(ActualOutputVideoCodec).FirstOrDefault() ?? "Unknown", true, out VideoRangeType requestedRangeType))
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                {
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                    return requestedRangeType;
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                }
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                return VideoRangeType.Unknown;
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            }
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        }
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        public string TargetVideoCodecTag
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.CodecTag;
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                }
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                return null;
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            }
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        }
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        public bool? IsTargetAnamorphic
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.IsAnamorphic;
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                }
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                return false;
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            }
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        }
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        public string ActualOutputVideoCodec
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        {
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            get
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            {
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                if (VideoStream is null)
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                {
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                    return null;
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                }
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                if (EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream.Codec;
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                }
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                return OutputVideoCodec;
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            }
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        }
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        public string ActualOutputAudioCodec
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        {
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            get
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            {
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                if (AudioStream is null)
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                {
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                    return null;
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                }
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                if (EncodingHelper.IsCopyCodec(OutputAudioCodec))
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                {
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                    return AudioStream.Codec;
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                }
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                return OutputAudioCodec;
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            }
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        }
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        public bool? IsTargetInterlaced
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        {
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            get
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            {
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                if (BaseRequest.Static
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                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.IsInterlaced;
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                }
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                if (DeInterlace(ActualOutputVideoCodec, true))
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                {
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                    return false;
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                }
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                return VideoStream?.IsInterlaced;
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            }
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        }
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        public bool? IsTargetAVC
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        {
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            get
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            {
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                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
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                {
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                    return VideoStream?.IsAVC;
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						|
                }
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                return false;
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            }
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        }
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        public int? TargetVideoStreamCount
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        {
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            get
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            {
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                if (BaseRequest.Static)
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						|
                {
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                    return GetMediaStreamCount(MediaStreamType.Video, int.MaxValue);
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                }
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                return GetMediaStreamCount(MediaStreamType.Video, 1);
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            }
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        }
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						|
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        public int? TargetAudioStreamCount
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        {
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						|
            get
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            {
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                if (BaseRequest.Static)
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                {
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                    return GetMediaStreamCount(MediaStreamType.Audio, int.MaxValue);
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                }
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						|
                return GetMediaStreamCount(MediaStreamType.Audio, 1);
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            }
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        }
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        public bool EnableAudioVbrEncoding => BaseRequest.EnableAudioVbrEncoding;
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        public int HlsListSize => 0;
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						|
 | 
						|
        public bool EnableBreakOnNonKeyFrames(string videoCodec)
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						|
        {
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						|
            if (TranscodingType != TranscodingJobType.Progressive)
 | 
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            {
 | 
						|
                if (IsSegmentedLiveStream)
 | 
						|
                {
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						|
                    return false;
 | 
						|
                }
 | 
						|
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						|
                return BaseRequest.BreakOnNonKeyFrames && EncodingHelper.IsCopyCodec(videoCodec);
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            }
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            return false;
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        }
 | 
						|
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						|
        private int? GetMediaStreamCount(MediaStreamType type, int limit)
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						|
        {
 | 
						|
            var count = MediaSource.GetStreamCount(type);
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						|
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						|
            if (count.HasValue)
 | 
						|
            {
 | 
						|
                count = Math.Min(count.Value, limit);
 | 
						|
            }
 | 
						|
 | 
						|
            return count;
 | 
						|
        }
 | 
						|
 | 
						|
        public string GetMimeType(string outputPath, bool enableStreamDefault = true)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(MimeType))
 | 
						|
            {
 | 
						|
                return MimeType;
 | 
						|
            }
 | 
						|
 | 
						|
            if (enableStreamDefault)
 | 
						|
            {
 | 
						|
                return MimeTypes.GetMimeType(outputPath);
 | 
						|
            }
 | 
						|
 | 
						|
            return MimeTypes.GetMimeType(outputPath, null);
 | 
						|
        }
 | 
						|
 | 
						|
        public bool DeInterlace(string videoCodec, bool forceDeinterlaceIfSourceIsInterlaced)
 | 
						|
        {
 | 
						|
            var videoStream = VideoStream;
 | 
						|
            var isInputInterlaced = videoStream is not null && videoStream.IsInterlaced;
 | 
						|
 | 
						|
            if (!isInputInterlaced)
 | 
						|
            {
 | 
						|
                return false;
 | 
						|
            }
 | 
						|
 | 
						|
            // Support general param
 | 
						|
            if (BaseRequest.DeInterlace)
 | 
						|
            {
 | 
						|
                return true;
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(videoCodec))
 | 
						|
            {
 | 
						|
                if (string.Equals(BaseRequest.GetOption(videoCodec, "deinterlace"), "true", StringComparison.OrdinalIgnoreCase))
 | 
						|
                {
 | 
						|
                    return true;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return forceDeinterlaceIfSourceIsInterlaced;
 | 
						|
        }
 | 
						|
 | 
						|
        public string[] GetRequestedProfiles(string codec)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(BaseRequest.Profile))
 | 
						|
            {
 | 
						|
                return BaseRequest.Profile.Split(new[] { '|', ',' }, StringSplitOptions.RemoveEmptyEntries);
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var profile = BaseRequest.GetOption(codec, "profile");
 | 
						|
 | 
						|
                if (!string.IsNullOrEmpty(profile))
 | 
						|
                {
 | 
						|
                    return profile.Split(new[] { '|', ',' }, StringSplitOptions.RemoveEmptyEntries);
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return Array.Empty<string>();
 | 
						|
        }
 | 
						|
 | 
						|
        public string[] GetRequestedRangeTypes(string codec)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(BaseRequest.VideoRangeType))
 | 
						|
            {
 | 
						|
                return BaseRequest.VideoRangeType.Split(new[] { '|', ',' }, StringSplitOptions.RemoveEmptyEntries);
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var rangetype = BaseRequest.GetOption(codec, "rangetype");
 | 
						|
 | 
						|
                if (!string.IsNullOrEmpty(rangetype))
 | 
						|
                {
 | 
						|
                    return rangetype.Split(new[] { '|', ',' }, StringSplitOptions.RemoveEmptyEntries);
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return Array.Empty<string>();
 | 
						|
        }
 | 
						|
 | 
						|
        public string[] GetRequestedCodecTags(string codec)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(BaseRequest.CodecTag))
 | 
						|
            {
 | 
						|
                return BaseRequest.CodecTag.Split(new[] { '|', ',' }, StringSplitOptions.RemoveEmptyEntries);
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var codectag = BaseRequest.GetOption(codec, "codectag");
 | 
						|
 | 
						|
                if (!string.IsNullOrEmpty(codectag))
 | 
						|
                {
 | 
						|
                    return codectag.Split(new[] { '|', ',' }, StringSplitOptions.RemoveEmptyEntries);
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return Array.Empty<string>();
 | 
						|
        }
 | 
						|
 | 
						|
        public string GetRequestedLevel(string codec)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(BaseRequest.Level))
 | 
						|
            {
 | 
						|
                return BaseRequest.Level;
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                return BaseRequest.GetOption(codec, "level");
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        public int? GetRequestedMaxRefFrames(string codec)
 | 
						|
        {
 | 
						|
            if (BaseRequest.MaxRefFrames.HasValue)
 | 
						|
            {
 | 
						|
                return BaseRequest.MaxRefFrames;
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var value = BaseRequest.GetOption(codec, "maxrefframes");
 | 
						|
                if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
 | 
						|
                {
 | 
						|
                    return result;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        public int? GetRequestedVideoBitDepth(string codec)
 | 
						|
        {
 | 
						|
            if (BaseRequest.MaxVideoBitDepth.HasValue)
 | 
						|
            {
 | 
						|
                return BaseRequest.MaxVideoBitDepth;
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var value = BaseRequest.GetOption(codec, "videobitdepth");
 | 
						|
                if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
 | 
						|
                {
 | 
						|
                    return result;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        public int? GetRequestedAudioBitDepth(string codec)
 | 
						|
        {
 | 
						|
            if (BaseRequest.MaxAudioBitDepth.HasValue)
 | 
						|
            {
 | 
						|
                return BaseRequest.MaxAudioBitDepth;
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var value = BaseRequest.GetOption(codec, "audiobitdepth");
 | 
						|
                if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
 | 
						|
                {
 | 
						|
                    return result;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        public int? GetRequestedAudioChannels(string codec)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(codec))
 | 
						|
            {
 | 
						|
                var value = BaseRequest.GetOption(codec, "audiochannels");
 | 
						|
                if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
 | 
						|
                {
 | 
						|
                    return result;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            if (BaseRequest.MaxAudioChannels.HasValue)
 | 
						|
            {
 | 
						|
                return BaseRequest.MaxAudioChannels;
 | 
						|
            }
 | 
						|
 | 
						|
            if (BaseRequest.AudioChannels.HasValue)
 | 
						|
            {
 | 
						|
                return BaseRequest.AudioChannels;
 | 
						|
            }
 | 
						|
 | 
						|
            if (BaseRequest.TranscodingMaxAudioChannels.HasValue)
 | 
						|
            {
 | 
						|
                return BaseRequest.TranscodingMaxAudioChannels;
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        public virtual void ReportTranscodingProgress(TimeSpan? transcodingPosition, float? framerate, double? percentComplete, long? bytesTranscoded, int? bitRate)
 | 
						|
        {
 | 
						|
            Progress.Report(percentComplete.Value);
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 |