2014-04-23 04:47:46 +02:00
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using MediaBrowser.Model.Drawing;
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using MediaBrowser.Model.Dto;
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2014-04-18 19:16:25 +02:00
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using MediaBrowser.Model.Entities;
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2014-04-06 19:53:23 +02:00
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using System;
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2014-04-02 00:23:07 +02:00
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using System.Collections.Generic;
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using System.Globalization;
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2014-04-18 19:16:25 +02:00
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using System.Linq;
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2014-04-02 00:23:07 +02:00
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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 string ItemId { get; set; }
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public bool IsDirectStream { get; set; }
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public DlnaProfileType MediaType { get; set; }
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public string Container { get; set; }
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2014-04-21 03:36:12 +02:00
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public string Protocol { get; set; }
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2014-04-02 00:23:07 +02:00
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public long StartPositionTicks { get; set; }
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public string VideoCodec { get; set; }
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public string AudioCodec { 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? MaxAudioChannels { 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? VideoLevel { 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 int? MaxFramerate { get; set; }
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public string DeviceProfileId { get; set; }
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public string DeviceId { get; set; }
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2014-04-18 07:03:01 +02:00
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public long? RunTimeTicks { get; set; }
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public TranscodeSeekInfo TranscodeSeekInfo { get; set; }
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2014-04-18 19:16:25 +02:00
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public bool EstimateContentLength { get; set; }
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public MediaSourceInfo MediaSource { get; set; }
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2014-04-23 04:47:46 +02:00
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public TransportStreamTimestamp TargetTimestamp { get; set; }
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2014-04-18 19:16:25 +02:00
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public string MediaSourceId
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{
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get
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{
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return MediaSource == null ? null : MediaSource.Id;
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}
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}
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2014-04-02 00:23:07 +02:00
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public string ToUrl(string baseUrl)
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{
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return ToDlnaUrl(baseUrl);
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}
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public string ToDlnaUrl(string baseUrl)
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{
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if (string.IsNullOrEmpty(baseUrl))
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{
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throw new ArgumentNullException(baseUrl);
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}
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var dlnaCommand = BuildDlnaParam(this);
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var 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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return string.Format("{0}/audio/{1}/stream{2}?{3}", baseUrl, ItemId, extension, dlnaCommand);
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}
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2014-04-21 03:36:12 +02:00
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if (string.Equals(Protocol, "hls", StringComparison.OrdinalIgnoreCase))
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{
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return string.Format("{0}/videos/{1}/stream.m3u8?{2}", baseUrl, ItemId, dlnaCommand);
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}
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2014-04-02 00:23:07 +02:00
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return string.Format("{0}/videos/{1}/stream{2}?{3}", baseUrl, ItemId, extension, dlnaCommand);
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}
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private static string BuildDlnaParam(StreamInfo item)
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{
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var usCulture = new CultureInfo("en-US");
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var list = new List<string>
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{
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item.DeviceProfileId ?? string.Empty,
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item.DeviceId ?? string.Empty,
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item.MediaSourceId ?? string.Empty,
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(item.IsDirectStream).ToString().ToLower(),
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item.VideoCodec ?? string.Empty,
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item.AudioCodec ?? string.Empty,
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item.AudioStreamIndex.HasValue ? item.AudioStreamIndex.Value.ToString(usCulture) : string.Empty,
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item.SubtitleStreamIndex.HasValue ? item.SubtitleStreamIndex.Value.ToString(usCulture) : string.Empty,
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item.VideoBitrate.HasValue ? item.VideoBitrate.Value.ToString(usCulture) : string.Empty,
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item.AudioBitrate.HasValue ? item.AudioBitrate.Value.ToString(usCulture) : string.Empty,
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item.MaxAudioChannels.HasValue ? item.MaxAudioChannels.Value.ToString(usCulture) : string.Empty,
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item.MaxFramerate.HasValue ? item.MaxFramerate.Value.ToString(usCulture) : string.Empty,
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item.MaxWidth.HasValue ? item.MaxWidth.Value.ToString(usCulture) : string.Empty,
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item.MaxHeight.HasValue ? item.MaxHeight.Value.ToString(usCulture) : string.Empty,
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item.StartPositionTicks.ToString(usCulture),
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item.VideoLevel.HasValue ? item.VideoLevel.Value.ToString(usCulture) : string.Empty
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};
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return string.Format("Params={0}", string.Join(";", list.ToArray()));
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}
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2014-04-18 19:16:25 +02:00
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/// <summary>
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/// Returns the audio stream that will be used
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/// </summary>
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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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var audioStreams = MediaSource.MediaStreams.Where(i => i.Type == MediaStreamType.Audio);
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if (AudioStreamIndex.HasValue)
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{
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return audioStreams.FirstOrDefault(i => i.Index == AudioStreamIndex.Value);
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}
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return audioStreams.FirstOrDefault();
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}
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return null;
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}
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}
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/// <summary>
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/// Returns the video stream that will be used
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/// </summary>
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public MediaStream TargetVideoStream
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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.MediaStreams
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.FirstOrDefault(i => i.Type == MediaStreamType.Video && (i.Codec ?? string.Empty).IndexOf("jpeg", StringComparison.OrdinalIgnoreCase) == -1);
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}
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return null;
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}
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}
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/// <summary>
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/// Predicts 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 stream == null ? null : stream.SampleRate;
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}
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}
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/// <summary>
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/// Predicts 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 == null ? null : stream.BitRate;
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}
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}
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/// <summary>
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/// Predicts 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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var stream = TargetAudioStream;
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return MaxAudioChannels.HasValue && !IsDirectStream
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? (stream.Channels.HasValue ? Math.Min(MaxAudioChannels.Value, stream.Channels.Value) : MaxAudioChannels.Value)
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: stream == null ? null : stream.Channels;
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}
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}
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/// <summary>
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/// Predicts 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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return IsDirectStream
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? (stream == null ? null : stream.Codec)
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: AudioCodec;
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}
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}
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/// <summary>
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/// Predicts 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.Bitrate;
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}
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if (RunTimeTicks.HasValue)
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{
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var totalBitrate = 0;
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if (AudioBitrate.HasValue)
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{
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totalBitrate += AudioBitrate.Value;
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}
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if (VideoBitrate.HasValue)
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{
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totalBitrate += VideoBitrate.Value;
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}
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return Convert.ToInt64(totalBitrate * TimeSpan.FromTicks(RunTimeTicks.Value).TotalSeconds);
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}
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var stream = TargetAudioStream;
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return MaxAudioChannels.HasValue && !IsDirectStream
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? (stream.Channels.HasValue ? Math.Min(MaxAudioChannels.Value, stream.Channels.Value) : MaxAudioChannels.Value)
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: stream == null ? null : stream.Channels;
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}
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}
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2014-04-23 04:47:46 +02:00
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public int? TotalOutputBitrate
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{
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get
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{
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return (TargetAudioBitrate ?? 0) + (VideoBitrate ?? 0);
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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 != null && videoStream.Width.HasValue && videoStream.Height.HasValue)
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{
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var size = new ImageSize
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{
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Width = videoStream.Width.Value,
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Height = videoStream.Height.Value
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};
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var newSize = DrawingUtils.Resize(size,
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null,
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null,
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MaxWidth,
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MaxHeight);
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return Convert.ToInt32(newSize.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 != null && videoStream.Width.HasValue && videoStream.Height.HasValue)
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{
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var size = new ImageSize
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{
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Width = videoStream.Width.Value,
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Height = videoStream.Height.Value
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};
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var newSize = DrawingUtils.Resize(size,
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null,
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null,
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MaxWidth,
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MaxHeight);
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return Convert.ToInt32(newSize.Height);
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}
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return MaxHeight;
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}
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}
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2014-04-02 00:23:07 +02:00
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}
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/// <summary>
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/// Class AudioOptions.
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/// </summary>
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public class AudioOptions
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{
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public string ItemId { get; set; }
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public List<MediaSourceInfo> MediaSources { get; set; }
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public DeviceProfile Profile { get; set; }
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2014-04-06 19:53:23 +02:00
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/// <summary>
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/// Optional. Only needed if a specific AudioStreamIndex or SubtitleStreamIndex are requested.
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/// </summary>
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2014-04-02 00:23:07 +02:00
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public string MediaSourceId { get; set; }
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2014-04-06 19:53:23 +02:00
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2014-04-02 00:23:07 +02:00
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public string DeviceId { get; set; }
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2014-04-06 19:53:23 +02:00
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/// <summary>
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/// Allows an override of supported number of audio channels
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/// Example: DeviceProfile supports five channel, but user only has stereo speakers
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/// </summary>
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public int? MaxAudioChannels { get; set; }
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/// <summary>
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/// The application's configured quality setting
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/// </summary>
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public int? MaxBitrate { get; set; }
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2014-04-02 00:23:07 +02:00
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}
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/// <summary>
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/// Class VideoOptions.
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/// </summary>
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public class VideoOptions : AudioOptions
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{
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public int? AudioStreamIndex { get; set; }
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public int? SubtitleStreamIndex { get; set; }
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2014-04-06 19:53:23 +02:00
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public int? MaxAudioTranscodingBitrate { get; set; }
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public VideoOptions()
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{
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MaxAudioTranscodingBitrate = 128000;
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}
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2014-04-02 00:23:07 +02:00
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}
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}
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