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1001 lines
34 KiB
1001 lines
34 KiB
#nullable disable
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#pragma warning disable CS1591
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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 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.Session;
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namespace MediaBrowser.Model.Dlna
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{
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/// <summary>
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/// Class StreamInfo.
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/// </summary>
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public class StreamInfo
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{
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public StreamInfo()
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{
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AudioCodecs = Array.Empty<string>();
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VideoCodecs = Array.Empty<string>();
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SubtitleCodecs = Array.Empty<string>();
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StreamOptions = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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}
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public Guid ItemId { get; set; }
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public PlayMethod PlayMethod { get; set; }
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public EncodingContext Context { get; set; }
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public DlnaProfileType MediaType { get; set; }
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public string Container { get; set; }
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public string SubProtocol { get; set; }
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public long StartPositionTicks { get; set; }
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public int? SegmentLength { get; set; }
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public int? MinSegments { get; set; }
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public bool BreakOnNonKeyFrames { get; set; }
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public bool RequireAvc { get; set; }
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public bool RequireNonAnamorphic { get; set; }
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public bool CopyTimestamps { get; set; }
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public bool EnableMpegtsM2TsMode { get; set; }
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public bool EnableSubtitlesInManifest { get; set; }
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public string[] AudioCodecs { get; set; }
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public string[] VideoCodecs { get; set; }
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public int? AudioStreamIndex { get; set; }
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public int? SubtitleStreamIndex { get; set; }
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public int? TranscodingMaxAudioChannels { get; set; }
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public int? GlobalMaxAudioChannels { get; set; }
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public int? AudioBitrate { get; set; }
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public int? AudioSampleRate { get; set; }
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public int? VideoBitrate { get; set; }
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public int? MaxWidth { get; set; }
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public int? MaxHeight { get; set; }
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public float? MaxFramerate { get; set; }
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public DeviceProfile DeviceProfile { get; set; }
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public string DeviceProfileId { get; set; }
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public string DeviceId { get; set; }
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public long? RunTimeTicks { get; set; }
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public TranscodeSeekInfo TranscodeSeekInfo { get; set; }
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public bool EstimateContentLength { get; set; }
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public MediaSourceInfo MediaSource { get; set; }
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public string[] SubtitleCodecs { get; set; }
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public SubtitleDeliveryMethod SubtitleDeliveryMethod { get; set; }
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public string SubtitleFormat { get; set; }
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public string PlaySessionId { get; set; }
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public TranscodeReason TranscodeReasons { get; set; }
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public Dictionary<string, string> StreamOptions { get; private set; }
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public string MediaSourceId => MediaSource?.Id;
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public bool IsDirectStream =>
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PlayMethod == PlayMethod.DirectStream ||
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PlayMethod == PlayMethod.DirectPlay;
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/// <summary>
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/// Gets the audio stream that will be used.
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/// </summary>
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public MediaStream TargetAudioStream => MediaSource?.GetDefaultAudioStream(AudioStreamIndex);
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/// <summary>
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/// Gets the video stream that will be used.
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/// </summary>
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public MediaStream TargetVideoStream => MediaSource?.VideoStream;
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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/// </summary>
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public int? TargetAudioSampleRate
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{
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get
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{
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var stream = TargetAudioStream;
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return AudioSampleRate.HasValue && !IsDirectStream
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? AudioSampleRate
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: stream?.SampleRate;
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}
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}
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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/// </summary>
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public int? TargetAudioBitDepth
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{
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get
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{
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if (IsDirectStream)
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{
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return TargetAudioStream?.BitDepth;
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}
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var targetAudioCodecs = TargetAudioCodec;
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var audioCodec = targetAudioCodecs.Length == 0 ? null : targetAudioCodecs[0];
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if (!string.IsNullOrEmpty(audioCodec))
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{
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return GetTargetAudioBitDepth(audioCodec);
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}
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return TargetAudioStream?.BitDepth;
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}
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}
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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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 (IsDirectStream)
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{
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return TargetVideoStream?.BitDepth;
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}
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var targetVideoCodecs = TargetVideoCodec;
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var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
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if (!string.IsNullOrEmpty(videoCodec))
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{
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return GetTargetVideoBitDepth(videoCodec);
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}
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return TargetVideoStream?.BitDepth;
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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 (IsDirectStream)
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{
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return TargetVideoStream?.RefFrames;
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}
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var targetVideoCodecs = TargetVideoCodec;
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var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
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if (!string.IsNullOrEmpty(videoCodec))
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{
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return GetTargetRefFrames(videoCodec);
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}
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return TargetVideoStream?.RefFrames;
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}
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}
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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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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var stream = TargetVideoStream;
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return MaxFramerate.HasValue && !IsDirectStream
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? MaxFramerate
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: stream is null ? null : stream.AverageFrameRate ?? stream.RealFrameRate;
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}
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}
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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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 (IsDirectStream)
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{
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return TargetVideoStream?.Level;
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}
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var targetVideoCodecs = TargetVideoCodec;
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var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
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if (!string.IsNullOrEmpty(videoCodec))
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{
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return GetTargetVideoLevel(videoCodec);
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}
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return TargetVideoStream?.Level;
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}
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}
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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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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var stream = TargetVideoStream;
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return !IsDirectStream
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? null
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: stream?.PacketLength;
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}
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}
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/// <summary>
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/// Gets the audio sample rate that will be in the output stream.
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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 (IsDirectStream)
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{
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return TargetVideoStream?.Profile;
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}
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var targetVideoCodecs = TargetVideoCodec;
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var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
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if (!string.IsNullOrEmpty(videoCodec))
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{
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return GetOption(videoCodec, "profile");
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}
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return TargetVideoStream?.Profile;
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}
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}
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/// <summary>
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/// Gets the target video range type that will be in the output stream.
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/// </summary>
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public string TargetVideoRangeType
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{
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get
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{
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if (IsDirectStream)
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{
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return TargetVideoStream?.VideoRangeType;
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}
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var targetVideoCodecs = TargetVideoCodec;
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var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
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if (!string.IsNullOrEmpty(videoCodec))
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{
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return GetOption(videoCodec, "rangetype");
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}
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return TargetVideoStream?.VideoRangeType;
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}
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}
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/// <summary>
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/// Gets the target video codec tag.
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/// </summary>
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/// <value>The target video codec tag.</value>
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public string TargetVideoCodecTag
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{
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get
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{
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var stream = TargetVideoStream;
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return !IsDirectStream
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? null
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: stream?.CodecTag;
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}
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}
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/// <summary>
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/// Gets the audio bitrate that will be in the output stream.
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/// </summary>
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public int? TargetAudioBitrate
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{
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get
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{
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var stream = TargetAudioStream;
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return AudioBitrate.HasValue && !IsDirectStream
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? AudioBitrate
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: stream?.BitRate;
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}
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}
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/// <summary>
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/// Gets the audio channels that will be in the output stream.
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/// </summary>
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public int? TargetAudioChannels
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{
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get
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{
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if (IsDirectStream)
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{
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return TargetAudioStream?.Channels;
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}
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var targetAudioCodecs = TargetAudioCodec;
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var codec = targetAudioCodecs.Length == 0 ? null : targetAudioCodecs[0];
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if (!string.IsNullOrEmpty(codec))
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{
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return GetTargetRefFrames(codec);
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}
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return TargetAudioStream?.Channels;
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}
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}
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/// <summary>
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/// Gets the audio codec that will be in the output stream.
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/// </summary>
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public string[] TargetAudioCodec
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{
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get
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{
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var stream = TargetAudioStream;
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string inputCodec = stream?.Codec;
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if (IsDirectStream)
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{
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return string.IsNullOrEmpty(inputCodec) ? Array.Empty<string>() : new[] { inputCodec };
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}
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foreach (string codec in AudioCodecs)
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{
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if (string.Equals(codec, inputCodec, StringComparison.OrdinalIgnoreCase))
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{
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return string.IsNullOrEmpty(codec) ? Array.Empty<string>() : new[] { codec };
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}
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}
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return AudioCodecs;
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}
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}
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public string[] TargetVideoCodec
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{
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get
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{
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var stream = TargetVideoStream;
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string inputCodec = stream?.Codec;
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if (IsDirectStream)
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{
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return string.IsNullOrEmpty(inputCodec) ? Array.Empty<string>() : new[] { inputCodec };
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}
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foreach (string codec in VideoCodecs)
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{
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if (string.Equals(codec, inputCodec, StringComparison.OrdinalIgnoreCase))
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{
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return string.IsNullOrEmpty(codec) ? Array.Empty<string>() : new[] { codec };
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}
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}
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return VideoCodecs;
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}
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}
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/// <summary>
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/// Gets the audio channels that will be in the output stream.
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/// </summary>
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public long? TargetSize
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{
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get
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{
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if (IsDirectStream)
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{
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return MediaSource.Size;
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}
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if (RunTimeTicks.HasValue)
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{
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int? totalBitrate = TargetTotalBitrate;
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double totalSeconds = RunTimeTicks.Value;
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// Convert to ms
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totalSeconds /= 10000;
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// Convert to seconds
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totalSeconds /= 1000;
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return totalBitrate.HasValue ?
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Convert.ToInt64(totalBitrate.Value * totalSeconds) :
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(long?)null;
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}
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return null;
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}
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}
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public int? TargetVideoBitrate
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{
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get
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{
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var stream = TargetVideoStream;
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return VideoBitrate.HasValue && !IsDirectStream
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? VideoBitrate
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: stream?.BitRate;
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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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var defaultValue = string.Equals(Container, "m2ts", StringComparison.OrdinalIgnoreCase)
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? TransportStreamTimestamp.Valid
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: TransportStreamTimestamp.None;
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return !IsDirectStream
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? defaultValue
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: MediaSource is null ? defaultValue : MediaSource.Timestamp ?? TransportStreamTimestamp.None;
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}
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}
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public int? TargetTotalBitrate => (TargetAudioBitrate ?? 0) + (TargetVideoBitrate ?? 0);
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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 (IsDirectStream)
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{
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return TargetVideoStream?.IsAnamorphic;
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}
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return false;
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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 (IsDirectStream)
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{
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return TargetVideoStream?.IsInterlaced;
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}
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var targetVideoCodecs = TargetVideoCodec;
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var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
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if (!string.IsNullOrEmpty(videoCodec))
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{
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if (string.Equals(GetOption(videoCodec, "deinterlace"), "true", StringComparison.OrdinalIgnoreCase))
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{
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return false;
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}
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}
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return TargetVideoStream?.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 (IsDirectStream)
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{
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return TargetVideoStream?.IsAVC;
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}
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return true;
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}
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}
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public int? TargetWidth
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{
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get
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{
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var videoStream = TargetVideoStream;
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if (videoStream is not null && videoStream.Width.HasValue && videoStream.Height.HasValue)
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{
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ImageDimensions size = new ImageDimensions(videoStream.Width.Value, videoStream.Height.Value);
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size = DrawingUtils.Resize(size, 0, 0, MaxWidth ?? 0, MaxHeight ?? 0);
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return size.Width;
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}
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return MaxWidth;
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}
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}
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public int? TargetHeight
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{
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get
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{
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var videoStream = TargetVideoStream;
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if (videoStream is not null && videoStream.Width.HasValue && videoStream.Height.HasValue)
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{
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ImageDimensions size = new ImageDimensions(videoStream.Width.Value, videoStream.Height.Value);
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size = DrawingUtils.Resize(size, 0, 0, MaxWidth ?? 0, MaxHeight ?? 0);
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return size.Height;
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}
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return MaxHeight;
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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 (IsDirectStream)
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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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public int? TargetAudioStreamCount
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{
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get
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{
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if (IsDirectStream)
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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 void SetOption(string qualifier, string name, string value)
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{
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if (string.IsNullOrEmpty(qualifier))
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{
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SetOption(name, value);
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}
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else
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{
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SetOption(qualifier + "-" + name, value);
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}
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}
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public void SetOption(string name, string value)
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{
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StreamOptions[name] = value;
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}
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public string GetOption(string qualifier, string name)
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{
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var value = GetOption(qualifier + "-" + name);
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if (string.IsNullOrEmpty(value))
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{
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value = GetOption(name);
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}
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return value;
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}
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public string GetOption(string name)
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{
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if (StreamOptions.TryGetValue(name, out var value))
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{
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return value;
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}
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return null;
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}
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public string ToUrl(string baseUrl, string accessToken)
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{
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ArgumentException.ThrowIfNullOrEmpty(baseUrl);
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var list = new List<string>();
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foreach (NameValuePair pair in BuildParams(this, accessToken))
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{
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if (string.IsNullOrEmpty(pair.Value))
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{
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continue;
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}
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// Try to keep the url clean by omitting defaults
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if (string.Equals(pair.Name, "StartTimeTicks", StringComparison.OrdinalIgnoreCase)
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&& string.Equals(pair.Value, "0", StringComparison.OrdinalIgnoreCase))
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{
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continue;
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}
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|
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if (string.Equals(pair.Name, "SubtitleStreamIndex", StringComparison.OrdinalIgnoreCase)
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&& string.Equals(pair.Value, "-1", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (string.Equals(pair.Name, "Static", StringComparison.OrdinalIgnoreCase)
|
|
&& string.Equals(pair.Value, "false", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
var encodedValue = pair.Value.Replace(" ", "%20", StringComparison.Ordinal);
|
|
|
|
list.Add(string.Format(CultureInfo.InvariantCulture, "{0}={1}", pair.Name, encodedValue));
|
|
}
|
|
|
|
string queryString = string.Join('&', list);
|
|
|
|
return GetUrl(baseUrl, queryString);
|
|
}
|
|
|
|
private string GetUrl(string baseUrl, string queryString)
|
|
{
|
|
ArgumentException.ThrowIfNullOrEmpty(baseUrl);
|
|
|
|
string extension = string.IsNullOrEmpty(Container) ? string.Empty : "." + Container;
|
|
|
|
baseUrl = baseUrl.TrimEnd('/');
|
|
|
|
if (MediaType == DlnaProfileType.Audio)
|
|
{
|
|
if (string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return string.Format(CultureInfo.InvariantCulture, "{0}/audio/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
|
|
}
|
|
|
|
return string.Format(CultureInfo.InvariantCulture, "{0}/audio/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
|
|
}
|
|
|
|
if (string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return string.Format(CultureInfo.InvariantCulture, "{0}/videos/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
|
|
}
|
|
|
|
return string.Format(CultureInfo.InvariantCulture, "{0}/videos/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
|
|
}
|
|
|
|
private static IEnumerable<NameValuePair> BuildParams(StreamInfo item, string accessToken)
|
|
{
|
|
var list = new List<NameValuePair>();
|
|
|
|
string audioCodecs = item.AudioCodecs.Length == 0 ?
|
|
string.Empty :
|
|
string.Join(',', item.AudioCodecs);
|
|
|
|
string videoCodecs = item.VideoCodecs.Length == 0 ?
|
|
string.Empty :
|
|
string.Join(',', item.VideoCodecs);
|
|
|
|
list.Add(new NameValuePair("DeviceProfileId", item.DeviceProfileId ?? string.Empty));
|
|
list.Add(new NameValuePair("DeviceId", item.DeviceId ?? string.Empty));
|
|
list.Add(new NameValuePair("MediaSourceId", item.MediaSourceId ?? string.Empty));
|
|
list.Add(new NameValuePair("Static", item.IsDirectStream.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
list.Add(new NameValuePair("VideoCodec", videoCodecs));
|
|
list.Add(new NameValuePair("AudioCodec", audioCodecs));
|
|
list.Add(new NameValuePair("AudioStreamIndex", item.AudioStreamIndex.HasValue ? item.AudioStreamIndex.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
list.Add(new NameValuePair("SubtitleStreamIndex", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod != SubtitleDeliveryMethod.External ? item.SubtitleStreamIndex.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
list.Add(new NameValuePair("VideoBitrate", item.VideoBitrate.HasValue ? item.VideoBitrate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
list.Add(new NameValuePair("AudioBitrate", item.AudioBitrate.HasValue ? item.AudioBitrate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
list.Add(new NameValuePair("AudioSampleRate", item.AudioSampleRate.HasValue ? item.AudioSampleRate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
|
|
list.Add(new NameValuePair("MaxFramerate", item.MaxFramerate.HasValue ? item.MaxFramerate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
list.Add(new NameValuePair("MaxWidth", item.MaxWidth.HasValue ? item.MaxWidth.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
list.Add(new NameValuePair("MaxHeight", item.MaxHeight.HasValue ? item.MaxHeight.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
|
|
long startPositionTicks = item.StartPositionTicks;
|
|
|
|
var isHls = string.Equals(item.SubProtocol, "hls", StringComparison.OrdinalIgnoreCase);
|
|
|
|
if (isHls)
|
|
{
|
|
list.Add(new NameValuePair("StartTimeTicks", string.Empty));
|
|
}
|
|
else
|
|
{
|
|
list.Add(new NameValuePair("StartTimeTicks", startPositionTicks.ToString(CultureInfo.InvariantCulture)));
|
|
}
|
|
|
|
list.Add(new NameValuePair("PlaySessionId", item.PlaySessionId ?? string.Empty));
|
|
list.Add(new NameValuePair("api_key", accessToken ?? string.Empty));
|
|
|
|
string liveStreamId = item.MediaSource?.LiveStreamId;
|
|
list.Add(new NameValuePair("LiveStreamId", liveStreamId ?? string.Empty));
|
|
|
|
list.Add(new NameValuePair("SubtitleMethod", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod != SubtitleDeliveryMethod.External ? item.SubtitleDeliveryMethod.ToString() : string.Empty));
|
|
|
|
if (!item.IsDirectStream)
|
|
{
|
|
if (item.RequireNonAnamorphic)
|
|
{
|
|
list.Add(new NameValuePair("RequireNonAnamorphic", item.RequireNonAnamorphic.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
}
|
|
|
|
list.Add(new NameValuePair("TranscodingMaxAudioChannels", item.TranscodingMaxAudioChannels.HasValue ? item.TranscodingMaxAudioChannels.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
|
|
|
|
if (item.EnableSubtitlesInManifest)
|
|
{
|
|
list.Add(new NameValuePair("EnableSubtitlesInManifest", item.EnableSubtitlesInManifest.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
}
|
|
|
|
if (item.EnableMpegtsM2TsMode)
|
|
{
|
|
list.Add(new NameValuePair("EnableMpegtsM2TsMode", item.EnableMpegtsM2TsMode.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
}
|
|
|
|
if (item.EstimateContentLength)
|
|
{
|
|
list.Add(new NameValuePair("EstimateContentLength", item.EstimateContentLength.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
}
|
|
|
|
if (item.TranscodeSeekInfo != TranscodeSeekInfo.Auto)
|
|
{
|
|
list.Add(new NameValuePair("TranscodeSeekInfo", item.TranscodeSeekInfo.ToString().ToLowerInvariant()));
|
|
}
|
|
|
|
if (item.CopyTimestamps)
|
|
{
|
|
list.Add(new NameValuePair("CopyTimestamps", item.CopyTimestamps.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
}
|
|
|
|
list.Add(new NameValuePair("RequireAvc", item.RequireAvc.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
|
|
}
|
|
|
|
list.Add(new NameValuePair("Tag", item.MediaSource.ETag ?? string.Empty));
|
|
|
|
string subtitleCodecs = item.SubtitleCodecs.Length == 0 ?
|
|
string.Empty :
|
|
string.Join(",", item.SubtitleCodecs);
|
|
|
|
list.Add(new NameValuePair("SubtitleCodec", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Embed ? subtitleCodecs : string.Empty));
|
|
|
|
if (isHls)
|
|
{
|
|
list.Add(new NameValuePair("SegmentContainer", item.Container ?? string.Empty));
|
|
|
|
if (item.SegmentLength.HasValue)
|
|
{
|
|
list.Add(new NameValuePair("SegmentLength", item.SegmentLength.Value.ToString(CultureInfo.InvariantCulture)));
|
|
}
|
|
|
|
if (item.MinSegments.HasValue)
|
|
{
|
|
list.Add(new NameValuePair("MinSegments", item.MinSegments.Value.ToString(CultureInfo.InvariantCulture)));
|
|
}
|
|
|
|
list.Add(new NameValuePair("BreakOnNonKeyFrames", item.BreakOnNonKeyFrames.ToString(CultureInfo.InvariantCulture)));
|
|
}
|
|
|
|
foreach (var pair in item.StreamOptions)
|
|
{
|
|
if (string.IsNullOrEmpty(pair.Value))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
// strip spaces to avoid having to encode h264 profile names
|
|
list.Add(new NameValuePair(pair.Key, pair.Value.Replace(" ", string.Empty, StringComparison.Ordinal)));
|
|
}
|
|
|
|
if (!item.IsDirectStream)
|
|
{
|
|
list.Add(new NameValuePair("TranscodeReasons", item.TranscodeReasons.ToString()));
|
|
}
|
|
|
|
return list;
|
|
}
|
|
|
|
public IEnumerable<SubtitleStreamInfo> GetSubtitleProfiles(ITranscoderSupport transcoderSupport, bool includeSelectedTrackOnly, string baseUrl, string accessToken)
|
|
{
|
|
return GetSubtitleProfiles(transcoderSupport, includeSelectedTrackOnly, false, baseUrl, accessToken);
|
|
}
|
|
|
|
public IEnumerable<SubtitleStreamInfo> GetSubtitleProfiles(ITranscoderSupport transcoderSupport, bool includeSelectedTrackOnly, bool enableAllProfiles, string baseUrl, string accessToken)
|
|
{
|
|
var list = new List<SubtitleStreamInfo>();
|
|
|
|
// HLS will preserve timestamps so we can just grab the full subtitle stream
|
|
long startPositionTicks = string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase)
|
|
? 0
|
|
: (PlayMethod == PlayMethod.Transcode && !CopyTimestamps ? StartPositionTicks : 0);
|
|
|
|
// First add the selected track
|
|
if (SubtitleStreamIndex.HasValue)
|
|
{
|
|
foreach (var stream in MediaSource.MediaStreams)
|
|
{
|
|
if (stream.Type == MediaStreamType.Subtitle && stream.Index == SubtitleStreamIndex.Value)
|
|
{
|
|
AddSubtitleProfiles(list, stream, transcoderSupport, enableAllProfiles, baseUrl, accessToken, startPositionTicks);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!includeSelectedTrackOnly)
|
|
{
|
|
foreach (var stream in MediaSource.MediaStreams)
|
|
{
|
|
if (stream.Type == MediaStreamType.Subtitle && (!SubtitleStreamIndex.HasValue || stream.Index != SubtitleStreamIndex.Value))
|
|
{
|
|
AddSubtitleProfiles(list, stream, transcoderSupport, enableAllProfiles, baseUrl, accessToken, startPositionTicks);
|
|
}
|
|
}
|
|
}
|
|
|
|
return list;
|
|
}
|
|
|
|
private void AddSubtitleProfiles(List<SubtitleStreamInfo> list, MediaStream stream, ITranscoderSupport transcoderSupport, bool enableAllProfiles, string baseUrl, string accessToken, long startPositionTicks)
|
|
{
|
|
if (enableAllProfiles)
|
|
{
|
|
foreach (var profile in DeviceProfile.SubtitleProfiles)
|
|
{
|
|
var info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks, new[] { profile }, transcoderSupport);
|
|
|
|
list.Add(info);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
var info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks, DeviceProfile.SubtitleProfiles, transcoderSupport);
|
|
|
|
list.Add(info);
|
|
}
|
|
}
|
|
|
|
private SubtitleStreamInfo GetSubtitleStreamInfo(MediaStream stream, string baseUrl, string accessToken, long startPositionTicks, SubtitleProfile[] subtitleProfiles, ITranscoderSupport transcoderSupport)
|
|
{
|
|
var subtitleProfile = StreamBuilder.GetSubtitleProfile(MediaSource, stream, subtitleProfiles, PlayMethod, transcoderSupport, Container, SubProtocol);
|
|
var info = new SubtitleStreamInfo
|
|
{
|
|
IsForced = stream.IsForced,
|
|
Language = stream.Language,
|
|
Name = stream.Language ?? "Unknown",
|
|
Format = subtitleProfile.Format,
|
|
Index = stream.Index,
|
|
DeliveryMethod = subtitleProfile.Method,
|
|
DisplayTitle = stream.DisplayTitle
|
|
};
|
|
|
|
if (info.DeliveryMethod == SubtitleDeliveryMethod.External)
|
|
{
|
|
if (MediaSource.Protocol == MediaProtocol.File || !string.Equals(stream.Codec, subtitleProfile.Format, StringComparison.OrdinalIgnoreCase) || !stream.IsExternal)
|
|
{
|
|
info.Url = string.Format(
|
|
CultureInfo.InvariantCulture,
|
|
"{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
|
|
baseUrl,
|
|
ItemId,
|
|
MediaSourceId,
|
|
stream.Index.ToString(CultureInfo.InvariantCulture),
|
|
startPositionTicks.ToString(CultureInfo.InvariantCulture),
|
|
subtitleProfile.Format);
|
|
|
|
if (!string.IsNullOrEmpty(accessToken))
|
|
{
|
|
info.Url += "?api_key=" + accessToken;
|
|
}
|
|
|
|
info.IsExternalUrl = false;
|
|
}
|
|
else
|
|
{
|
|
info.Url = stream.Path;
|
|
info.IsExternalUrl = true;
|
|
}
|
|
}
|
|
|
|
return info;
|
|
}
|
|
|
|
public int? GetTargetVideoBitDepth(string codec)
|
|
{
|
|
var value = GetOption(codec, "videobitdepth");
|
|
|
|
if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public int? GetTargetAudioBitDepth(string codec)
|
|
{
|
|
var value = GetOption(codec, "audiobitdepth");
|
|
|
|
if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public double? GetTargetVideoLevel(string codec)
|
|
{
|
|
var value = GetOption(codec, "level");
|
|
|
|
if (double.TryParse(value, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public int? GetTargetRefFrames(string codec)
|
|
{
|
|
var value = GetOption(codec, "maxrefframes");
|
|
|
|
if (int.TryParse(value, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public int? GetTargetAudioChannels(string codec)
|
|
{
|
|
var defaultValue = GlobalMaxAudioChannels ?? TranscodingMaxAudioChannels;
|
|
|
|
var value = GetOption(codec, "audiochannels");
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return defaultValue;
|
|
}
|
|
|
|
if (int.TryParse(value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return Math.Min(result, defaultValue ?? result);
|
|
}
|
|
|
|
return defaultValue;
|
|
}
|
|
|
|
private int? GetMediaStreamCount(MediaStreamType type, int limit)
|
|
{
|
|
var count = MediaSource.GetStreamCount(type);
|
|
|
|
if (count.HasValue)
|
|
{
|
|
count = Math.Min(count.Value, limit);
|
|
}
|
|
|
|
return count;
|
|
}
|
|
}
|
|
}
|