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1050 lines
36 KiB
1050 lines
36 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 System.Linq;
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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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TranscodeReasons = Array.Empty<TranscodeReason>();
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StreamOptions = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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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 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? 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 == null ? null : 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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public string ToUrl(string baseUrl, string accessToken)
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{
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if (PlayMethod == PlayMethod.DirectPlay)
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{
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return MediaSource.Path;
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}
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if (string.IsNullOrEmpty(baseUrl))
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{
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throw new ArgumentNullException(nameof(baseUrl));
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}
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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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if (string.Equals(pair.Name, "SubtitleStreamIndex", StringComparison.OrdinalIgnoreCase) &&
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string.Equals(pair.Value, "-1", StringComparison.OrdinalIgnoreCase))
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{
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continue;
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}
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if (string.Equals(pair.Name, "Static", StringComparison.OrdinalIgnoreCase) &&
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string.Equals(pair.Value, "false", StringComparison.OrdinalIgnoreCase))
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{
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continue;
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}
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var encodedValue = pair.Value.Replace(" ", "%20");
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list.Add(string.Format("{0}={1}", pair.Name, encodedValue));
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}
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string queryString = string.Join("&", list.ToArray());
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return GetUrl(baseUrl, queryString);
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}
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private string GetUrl(string baseUrl, string queryString)
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{
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if (string.IsNullOrEmpty(baseUrl))
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{
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throw new ArgumentNullException(nameof(baseUrl));
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}
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string extension = string.IsNullOrEmpty(Container) ? string.Empty : "." + Container;
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baseUrl = baseUrl.TrimEnd('/');
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if (MediaType == DlnaProfileType.Audio)
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{
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if (string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
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{
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return string.Format("{0}/audio/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
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}
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return string.Format("{0}/audio/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
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}
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if (string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
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{
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return string.Format("{0}/videos/{1}/master.m3u8?{2}", baseUrl, ItemId, queryString);
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}
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return string.Format("{0}/videos/{1}/stream{2}?{3}", baseUrl, ItemId, extension, queryString);
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}
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private static List<NameValuePair> BuildParams(StreamInfo item, string accessToken)
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{
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var list = new List<NameValuePair>();
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string audioCodecs = item.AudioCodecs.Length == 0 ?
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string.Empty :
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string.Join(",", item.AudioCodecs);
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string videoCodecs = item.VideoCodecs.Length == 0 ?
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string.Empty :
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string.Join(",", item.VideoCodecs);
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list.Add(new NameValuePair("DeviceProfileId", item.DeviceProfileId ?? string.Empty));
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list.Add(new NameValuePair("DeviceId", item.DeviceId ?? string.Empty));
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list.Add(new NameValuePair("MediaSourceId", item.MediaSourceId ?? string.Empty));
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list.Add(new NameValuePair("Static", item.IsDirectStream.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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list.Add(new NameValuePair("VideoCodec", videoCodecs));
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list.Add(new NameValuePair("AudioCodec", audioCodecs));
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list.Add(new NameValuePair("AudioStreamIndex", item.AudioStreamIndex.HasValue ? item.AudioStreamIndex.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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list.Add(new NameValuePair("SubtitleStreamIndex", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod != SubtitleDeliveryMethod.External ? item.SubtitleStreamIndex.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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list.Add(new NameValuePair("VideoBitrate", item.VideoBitrate.HasValue ? item.VideoBitrate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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list.Add(new NameValuePair("AudioBitrate", item.AudioBitrate.HasValue ? item.AudioBitrate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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list.Add(new NameValuePair("MaxFramerate", item.MaxFramerate.HasValue ? item.MaxFramerate.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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list.Add(new NameValuePair("MaxWidth", item.MaxWidth.HasValue ? item.MaxWidth.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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list.Add(new NameValuePair("MaxHeight", item.MaxHeight.HasValue ? item.MaxHeight.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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long startPositionTicks = item.StartPositionTicks;
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var isHls = string.Equals(item.SubProtocol, "hls", StringComparison.OrdinalIgnoreCase);
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if (isHls)
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{
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list.Add(new NameValuePair("StartTimeTicks", string.Empty));
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}
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else
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{
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list.Add(new NameValuePair("StartTimeTicks", startPositionTicks.ToString(CultureInfo.InvariantCulture)));
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}
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list.Add(new NameValuePair("PlaySessionId", item.PlaySessionId ?? string.Empty));
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list.Add(new NameValuePair("api_key", accessToken ?? string.Empty));
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string liveStreamId = item.MediaSource?.LiveStreamId;
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list.Add(new NameValuePair("LiveStreamId", liveStreamId ?? string.Empty));
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list.Add(new NameValuePair("SubtitleMethod", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod != SubtitleDeliveryMethod.External ? item.SubtitleDeliveryMethod.ToString() : string.Empty));
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if (!item.IsDirectStream)
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{
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if (item.RequireNonAnamorphic)
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{
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list.Add(new NameValuePair("RequireNonAnamorphic", item.RequireNonAnamorphic.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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}
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list.Add(new NameValuePair("TranscodingMaxAudioChannels", item.TranscodingMaxAudioChannels.HasValue ? item.TranscodingMaxAudioChannels.Value.ToString(CultureInfo.InvariantCulture) : string.Empty));
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if (item.EnableSubtitlesInManifest)
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{
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list.Add(new NameValuePair("EnableSubtitlesInManifest", item.EnableSubtitlesInManifest.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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}
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if (item.EnableMpegtsM2TsMode)
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{
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list.Add(new NameValuePair("EnableMpegtsM2TsMode", item.EnableMpegtsM2TsMode.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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}
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if (item.EstimateContentLength)
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{
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list.Add(new NameValuePair("EstimateContentLength", item.EstimateContentLength.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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}
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if (item.TranscodeSeekInfo != TranscodeSeekInfo.Auto)
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{
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list.Add(new NameValuePair("TranscodeSeekInfo", item.TranscodeSeekInfo.ToString().ToLowerInvariant()));
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}
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if (item.CopyTimestamps)
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{
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list.Add(new NameValuePair("CopyTimestamps", item.CopyTimestamps.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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}
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list.Add(new NameValuePair("RequireAvc", item.RequireAvc.ToString(CultureInfo.InvariantCulture).ToLowerInvariant()));
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}
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list.Add(new NameValuePair("Tag", item.MediaSource.ETag ?? string.Empty));
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string subtitleCodecs = item.SubtitleCodecs.Length == 0 ?
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string.Empty :
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string.Join(",", item.SubtitleCodecs);
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list.Add(new NameValuePair("SubtitleCodec", item.SubtitleStreamIndex.HasValue && item.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Embed ? subtitleCodecs : string.Empty));
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if (isHls)
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{
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list.Add(new NameValuePair("SegmentContainer", item.Container ?? string.Empty));
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if (item.SegmentLength.HasValue)
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{
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list.Add(new NameValuePair("SegmentLength", item.SegmentLength.Value.ToString(CultureInfo.InvariantCulture)));
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}
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if (item.MinSegments.HasValue)
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{
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list.Add(new NameValuePair("MinSegments", item.MinSegments.Value.ToString(CultureInfo.InvariantCulture)));
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}
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list.Add(new NameValuePair("BreakOnNonKeyFrames", item.BreakOnNonKeyFrames.ToString(CultureInfo.InvariantCulture)));
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}
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foreach (var pair in item.StreamOptions)
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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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// strip spaces to avoid having to encode h264 profile names
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list.Add(new NameValuePair(pair.Key, pair.Value.Replace(" ", "")));
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}
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if (!item.IsDirectStream)
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{
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list.Add(new NameValuePair("TranscodeReasons", string.Join(",", item.TranscodeReasons.Distinct().Select(i => i.ToString()))));
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}
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return list;
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}
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public List<SubtitleStreamInfo> GetExternalSubtitles(ITranscoderSupport transcoderSupport, bool includeSelectedTrackOnly, string baseUrl, string accessToken)
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{
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return GetExternalSubtitles(transcoderSupport, includeSelectedTrackOnly, false, baseUrl, accessToken);
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}
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public List<SubtitleStreamInfo> GetExternalSubtitles(ITranscoderSupport transcoderSupport, bool includeSelectedTrackOnly, bool enableAllProfiles, string baseUrl, string accessToken)
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{
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var list = GetSubtitleProfiles(transcoderSupport, includeSelectedTrackOnly, enableAllProfiles, baseUrl, accessToken);
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var newList = new List<SubtitleStreamInfo>();
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// First add the selected track
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foreach (SubtitleStreamInfo stream in list)
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{
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if (stream.DeliveryMethod == SubtitleDeliveryMethod.External)
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{
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newList.Add(stream);
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}
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}
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return newList;
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}
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public List<SubtitleStreamInfo> GetSubtitleProfiles(ITranscoderSupport transcoderSupport, bool includeSelectedTrackOnly, string baseUrl, string accessToken)
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{
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return GetSubtitleProfiles(transcoderSupport, includeSelectedTrackOnly, false, baseUrl, accessToken);
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}
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public List<SubtitleStreamInfo> GetSubtitleProfiles(ITranscoderSupport transcoderSupport, bool includeSelectedTrackOnly, bool enableAllProfiles, string baseUrl, string accessToken)
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{
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var list = new List<SubtitleStreamInfo>();
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// HLS will preserve timestamps so we can just grab the full subtitle stream
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long startPositionTicks = string.Equals(SubProtocol, "hls", StringComparison.OrdinalIgnoreCase)
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? 0
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: (PlayMethod == PlayMethod.Transcode && !CopyTimestamps ? StartPositionTicks : 0);
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// First add the selected track
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if (SubtitleStreamIndex.HasValue)
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{
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foreach (var stream in MediaSource.MediaStreams)
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{
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if (stream.Type == MediaStreamType.Subtitle && stream.Index == SubtitleStreamIndex.Value)
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{
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AddSubtitleProfiles(list, stream, transcoderSupport, enableAllProfiles, baseUrl, accessToken, startPositionTicks);
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}
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}
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}
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if (!includeSelectedTrackOnly)
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{
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foreach (var stream in MediaSource.MediaStreams)
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{
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if (stream.Type == MediaStreamType.Subtitle && (!SubtitleStreamIndex.HasValue || stream.Index != SubtitleStreamIndex.Value))
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{
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AddSubtitleProfiles(list, stream, transcoderSupport, enableAllProfiles, baseUrl, accessToken, startPositionTicks);
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}
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}
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}
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return list;
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}
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private void AddSubtitleProfiles(List<SubtitleStreamInfo> list, MediaStream stream, ITranscoderSupport transcoderSupport, bool enableAllProfiles, string baseUrl, string accessToken, long startPositionTicks)
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{
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if (enableAllProfiles)
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{
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foreach (var profile in DeviceProfile.SubtitleProfiles)
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{
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var info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks, new[] { profile }, transcoderSupport);
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list.Add(info);
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}
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}
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else
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{
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var info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks, DeviceProfile.SubtitleProfiles, transcoderSupport);
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list.Add(info);
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}
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}
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private SubtitleStreamInfo GetSubtitleStreamInfo(MediaStream stream, string baseUrl, string accessToken, long startPositionTicks, SubtitleProfile[] subtitleProfiles, ITranscoderSupport transcoderSupport)
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{
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var subtitleProfile = StreamBuilder.GetSubtitleProfile(MediaSource, stream, subtitleProfiles, PlayMethod, transcoderSupport, Container, SubProtocol);
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var info = new SubtitleStreamInfo
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{
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IsForced = stream.IsForced,
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Language = stream.Language,
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Name = stream.Language ?? "Unknown",
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Format = subtitleProfile.Format,
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Index = stream.Index,
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DeliveryMethod = subtitleProfile.Method,
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DisplayTitle = stream.DisplayTitle
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};
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if (info.DeliveryMethod == SubtitleDeliveryMethod.External)
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{
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if (MediaSource.Protocol == MediaProtocol.File || !string.Equals(stream.Codec, subtitleProfile.Format, StringComparison.OrdinalIgnoreCase) || !stream.IsExternal)
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{
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info.Url = string.Format("{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
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baseUrl,
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ItemId,
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MediaSourceId,
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stream.Index.ToString(CultureInfo.InvariantCulture),
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startPositionTicks.ToString(CultureInfo.InvariantCulture),
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subtitleProfile.Format);
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if (!string.IsNullOrEmpty(accessToken))
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{
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info.Url += "?api_key=" + accessToken;
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}
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info.IsExternalUrl = false;
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}
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else
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{
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info.Url = stream.Path;
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info.IsExternalUrl = true;
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}
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}
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return info;
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}
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|
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/// <summary>
|
|
/// Returns the audio stream that will be used
|
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/// </summary>
|
|
public MediaStream TargetAudioStream
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|
{
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get
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{
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if (MediaSource != null)
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{
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return MediaSource.GetDefaultAudioStream(AudioStreamIndex);
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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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|
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/// <summary>
|
|
/// Returns the video stream that will be used
|
|
/// </summary>
|
|
public MediaStream TargetVideoStream
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|
{
|
|
get
|
|
{
|
|
if (MediaSource != null)
|
|
{
|
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return MediaSource.VideoStream;
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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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|
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/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public int? TargetAudioSampleRate
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|
{
|
|
get
|
|
{
|
|
var stream = TargetAudioStream;
|
|
return stream == null ? null : stream.SampleRate;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public int? TargetAudioBitDepth
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|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetAudioStream == null ? (int?)null : TargetAudioStream.BitDepth;
|
|
}
|
|
|
|
var targetAudioCodecs = TargetAudioCodec;
|
|
var audioCodec = targetAudioCodecs.Length == 0 ? null : targetAudioCodecs[0];
|
|
if (!string.IsNullOrEmpty(audioCodec))
|
|
{
|
|
return GetTargetAudioBitDepth(audioCodec);
|
|
}
|
|
|
|
return TargetAudioStream == null ? (int?)null : TargetAudioStream.BitDepth;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public int? TargetVideoBitDepth
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? (int?)null : TargetVideoStream.BitDepth;
|
|
}
|
|
|
|
var targetVideoCodecs = TargetVideoCodec;
|
|
var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
|
|
if (!string.IsNullOrEmpty(videoCodec))
|
|
{
|
|
return GetTargetVideoBitDepth(videoCodec);
|
|
}
|
|
|
|
return TargetVideoStream == null ? (int?)null : TargetVideoStream.BitDepth;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the target reference frames.
|
|
/// </summary>
|
|
/// <value>The target reference frames.</value>
|
|
public int? TargetRefFrames
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? (int?)null : TargetVideoStream.RefFrames;
|
|
}
|
|
|
|
var targetVideoCodecs = TargetVideoCodec;
|
|
var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
|
|
if (!string.IsNullOrEmpty(videoCodec))
|
|
{
|
|
return GetTargetRefFrames(videoCodec);
|
|
}
|
|
|
|
return TargetVideoStream == null ? (int?)null : TargetVideoStream.RefFrames;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public float? TargetFramerate
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetVideoStream;
|
|
return MaxFramerate.HasValue && !IsDirectStream
|
|
? MaxFramerate
|
|
: stream == null ? null : stream.AverageFrameRate ?? stream.RealFrameRate;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public double? TargetVideoLevel
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? (double?)null : TargetVideoStream.Level;
|
|
}
|
|
|
|
var targetVideoCodecs = TargetVideoCodec;
|
|
var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
|
|
if (!string.IsNullOrEmpty(videoCodec))
|
|
{
|
|
return GetTargetVideoLevel(videoCodec);
|
|
}
|
|
|
|
return TargetVideoStream == null ? (double?)null : TargetVideoStream.Level;
|
|
}
|
|
}
|
|
|
|
public int? GetTargetVideoBitDepth(string codec)
|
|
{
|
|
var value = GetOption(codec, "videobitdepth");
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
if (int.TryParse(value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public int? GetTargetAudioBitDepth(string codec)
|
|
{
|
|
var value = GetOption(codec, "audiobitdepth");
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
if (int.TryParse(value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public double? GetTargetVideoLevel(string codec)
|
|
{
|
|
var value = GetOption(codec, "level");
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
if (double.TryParse(value, NumberStyles.Any, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public int? GetTargetRefFrames(string codec)
|
|
{
|
|
var value = GetOption(codec, "maxrefframes");
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
if (int.TryParse(value, NumberStyles.Any, CultureInfo.InvariantCulture, out var result))
|
|
{
|
|
return result;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public int? TargetPacketLength
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetVideoStream;
|
|
return !IsDirectStream
|
|
? null
|
|
: stream == null ? null : stream.PacketLength;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio sample rate that will be in the output stream
|
|
/// </summary>
|
|
public string TargetVideoProfile
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? null : TargetVideoStream.Profile;
|
|
}
|
|
|
|
var targetVideoCodecs = TargetVideoCodec;
|
|
var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
|
|
if (!string.IsNullOrEmpty(videoCodec))
|
|
{
|
|
return GetOption(videoCodec, "profile");
|
|
}
|
|
|
|
return TargetVideoStream == null ? null : TargetVideoStream.Profile;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the target video codec tag.
|
|
/// </summary>
|
|
/// <value>The target video codec tag.</value>
|
|
public string TargetVideoCodecTag
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetVideoStream;
|
|
return !IsDirectStream
|
|
? null
|
|
: stream == null ? null : stream.CodecTag;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio bitrate that will be in the output stream
|
|
/// </summary>
|
|
public int? TargetAudioBitrate
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetAudioStream;
|
|
return AudioBitrate.HasValue && !IsDirectStream
|
|
? AudioBitrate
|
|
: stream == null ? null : stream.BitRate;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio channels that will be in the output stream
|
|
/// </summary>
|
|
public int? TargetAudioChannels
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetAudioStream == null ? (int?)null : TargetAudioStream.Channels;
|
|
}
|
|
|
|
var targetAudioCodecs = TargetAudioCodec;
|
|
var codec = targetAudioCodecs.Length == 0 ? null : targetAudioCodecs[0];
|
|
if (!string.IsNullOrEmpty(codec))
|
|
{
|
|
return GetTargetRefFrames(codec);
|
|
}
|
|
|
|
return TargetAudioStream == null ? (int?)null : TargetAudioStream.Channels;
|
|
}
|
|
}
|
|
|
|
public int? GetTargetAudioChannels(string codec)
|
|
{
|
|
var defaultValue = GlobalMaxAudioChannels;
|
|
|
|
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;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio codec that will be in the output stream
|
|
/// </summary>
|
|
public string[] TargetAudioCodec
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetAudioStream;
|
|
|
|
string inputCodec = stream == null ? null : stream.Codec;
|
|
|
|
if (IsDirectStream)
|
|
{
|
|
return string.IsNullOrEmpty(inputCodec) ? new string[] { } : new[] { inputCodec };
|
|
}
|
|
|
|
foreach (string codec in AudioCodecs)
|
|
{
|
|
if (string.Equals(codec, inputCodec, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return string.IsNullOrEmpty(codec) ? new string[] { } : new[] { codec };
|
|
}
|
|
}
|
|
|
|
return AudioCodecs;
|
|
}
|
|
}
|
|
|
|
public string[] TargetVideoCodec
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetVideoStream;
|
|
|
|
string inputCodec = stream == null ? null : stream.Codec;
|
|
|
|
if (IsDirectStream)
|
|
{
|
|
return string.IsNullOrEmpty(inputCodec) ? new string[] { } : new[] { inputCodec };
|
|
}
|
|
|
|
foreach (string codec in VideoCodecs)
|
|
{
|
|
if (string.Equals(codec, inputCodec, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return string.IsNullOrEmpty(codec) ? new string[] { } : new[] { codec };
|
|
}
|
|
}
|
|
|
|
return VideoCodecs;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predicts the audio channels that will be in the output stream
|
|
/// </summary>
|
|
public long? TargetSize
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return MediaSource.Size;
|
|
}
|
|
|
|
if (RunTimeTicks.HasValue)
|
|
{
|
|
int? totalBitrate = TargetTotalBitrate;
|
|
|
|
double totalSeconds = RunTimeTicks.Value;
|
|
// Convert to ms
|
|
totalSeconds /= 10000;
|
|
// Convert to seconds
|
|
totalSeconds /= 1000;
|
|
|
|
return totalBitrate.HasValue ?
|
|
Convert.ToInt64(totalBitrate.Value * totalSeconds) :
|
|
(long?)null;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public int? TargetVideoBitrate
|
|
{
|
|
get
|
|
{
|
|
var stream = TargetVideoStream;
|
|
|
|
return VideoBitrate.HasValue && !IsDirectStream
|
|
? VideoBitrate
|
|
: stream == null ? null : stream.BitRate;
|
|
}
|
|
}
|
|
|
|
public TransportStreamTimestamp TargetTimestamp
|
|
{
|
|
get
|
|
{
|
|
var defaultValue = string.Equals(Container, "m2ts", StringComparison.OrdinalIgnoreCase)
|
|
? TransportStreamTimestamp.Valid
|
|
: TransportStreamTimestamp.None;
|
|
|
|
return !IsDirectStream
|
|
? defaultValue
|
|
: MediaSource == null ? defaultValue : MediaSource.Timestamp ?? TransportStreamTimestamp.None;
|
|
}
|
|
}
|
|
|
|
public int? TargetTotalBitrate => (TargetAudioBitrate ?? 0) + (TargetVideoBitrate ?? 0);
|
|
|
|
public bool? IsTargetAnamorphic
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? null : TargetVideoStream.IsAnamorphic;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public bool? IsTargetInterlaced
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? (bool?)null : TargetVideoStream.IsInterlaced;
|
|
}
|
|
|
|
var targetVideoCodecs = TargetVideoCodec;
|
|
var videoCodec = targetVideoCodecs.Length == 0 ? null : targetVideoCodecs[0];
|
|
if (!string.IsNullOrEmpty(videoCodec))
|
|
{
|
|
if (string.Equals(GetOption(videoCodec, "deinterlace"), "true", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return TargetVideoStream == null ? (bool?)null : TargetVideoStream.IsInterlaced;
|
|
}
|
|
}
|
|
|
|
public bool? IsTargetAVC
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return TargetVideoStream == null ? null : TargetVideoStream.IsAVC;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
public int? TargetWidth
|
|
{
|
|
get
|
|
{
|
|
var videoStream = TargetVideoStream;
|
|
|
|
if (videoStream != null && videoStream.Width.HasValue && videoStream.Height.HasValue)
|
|
{
|
|
ImageDimensions size = new ImageDimensions(videoStream.Width.Value, videoStream.Height.Value);
|
|
|
|
size = DrawingUtils.Resize(size, 0, 0, MaxWidth ?? 0, MaxHeight ?? 0);
|
|
|
|
return size.Width;
|
|
}
|
|
|
|
return MaxWidth;
|
|
}
|
|
}
|
|
|
|
public int? TargetHeight
|
|
{
|
|
get
|
|
{
|
|
var videoStream = TargetVideoStream;
|
|
|
|
if (videoStream != null && videoStream.Width.HasValue && videoStream.Height.HasValue)
|
|
{
|
|
ImageDimensions size = new ImageDimensions(videoStream.Width.Value, videoStream.Height.Value);
|
|
|
|
size = DrawingUtils.Resize(size, 0, 0, MaxWidth ?? 0, MaxHeight ?? 0);
|
|
|
|
return size.Height;
|
|
}
|
|
|
|
return MaxHeight;
|
|
}
|
|
}
|
|
|
|
public int? TargetVideoStreamCount
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return GetMediaStreamCount(MediaStreamType.Video, int.MaxValue);
|
|
}
|
|
return GetMediaStreamCount(MediaStreamType.Video, 1);
|
|
}
|
|
}
|
|
|
|
public int? TargetAudioStreamCount
|
|
{
|
|
get
|
|
{
|
|
if (IsDirectStream)
|
|
{
|
|
return GetMediaStreamCount(MediaStreamType.Audio, int.MaxValue);
|
|
}
|
|
return GetMediaStreamCount(MediaStreamType.Audio, 1);
|
|
}
|
|
}
|
|
|
|
private int? GetMediaStreamCount(MediaStreamType type, int limit)
|
|
{
|
|
var count = MediaSource.GetStreamCount(type);
|
|
|
|
if (count.HasValue)
|
|
{
|
|
count = Math.Min(count.Value, limit);
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
public List<MediaStream> GetSelectableAudioStreams()
|
|
{
|
|
return GetSelectableStreams(MediaStreamType.Audio);
|
|
}
|
|
|
|
public List<MediaStream> GetSelectableSubtitleStreams()
|
|
{
|
|
return GetSelectableStreams(MediaStreamType.Subtitle);
|
|
}
|
|
|
|
public List<MediaStream> GetSelectableStreams(MediaStreamType type)
|
|
{
|
|
var list = new List<MediaStream>();
|
|
|
|
foreach (var stream in MediaSource.MediaStreams)
|
|
{
|
|
if (type == stream.Type)
|
|
{
|
|
list.Add(stream);
|
|
}
|
|
}
|
|
|
|
return list;
|
|
}
|
|
}
|
|
}
|