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170 lines
5.6 KiB
C#
170 lines
5.6 KiB
C#
using BDInfo;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.MediaInfo;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace MediaBrowser.ServerApplication.Implementations
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{
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/// <summary>
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/// Class BdInfoExaminer
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/// </summary>
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public class BdInfoExaminer : IBlurayExaminer
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{
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/// <summary>
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/// Gets the disc info.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <returns>BlurayDiscInfo.</returns>
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public BlurayDiscInfo GetDiscInfo(string path)
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{
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var bdrom = new BDROM(path);
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bdrom.Scan();
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// Get the longest playlist
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var playlist = bdrom.PlaylistFiles.Values.OrderByDescending(p => p.TotalLength).FirstOrDefault(p => p.IsValid);
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var outputStream = new BlurayDiscInfo
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{
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MediaStreams = new List<MediaStream>()
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};
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if (playlist == null)
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{
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return outputStream;
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}
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outputStream.Chapters = playlist.Chapters;
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outputStream.RunTimeTicks = TimeSpan.FromSeconds(playlist.TotalLength).Ticks;
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var mediaStreams = new List<MediaStream> { };
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foreach (var stream in playlist.SortedStreams)
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{
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var videoStream = stream as TSVideoStream;
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if (videoStream != null)
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{
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AddVideoStream(mediaStreams, videoStream);
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continue;
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}
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var audioStream = stream as TSAudioStream;
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if (audioStream != null)
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{
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AddAudioStream(mediaStreams, audioStream);
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continue;
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}
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var textStream = stream as TSTextStream;
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if (textStream != null)
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{
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AddSubtitleStream(mediaStreams, textStream);
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continue;
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}
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var graphicsStream = stream as TSGraphicsStream;
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if (graphicsStream != null)
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{
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AddSubtitleStream(mediaStreams, graphicsStream);
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}
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}
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outputStream.MediaStreams = mediaStreams;
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if (playlist.StreamClips != null && playlist.StreamClips.Any())
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{
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// Get the files in the playlist
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outputStream.Files = playlist.StreamClips.Select(i => i.StreamFile.Name).ToList();
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}
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return outputStream;
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}
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/// <summary>
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/// Adds the video stream.
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/// </summary>
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/// <param name="streams">The streams.</param>
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/// <param name="videoStream">The video stream.</param>
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private void AddVideoStream(List<MediaStream> streams, TSVideoStream videoStream)
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{
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var mediaStream = new MediaStream
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{
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BitRate = Convert.ToInt32(videoStream.BitRate),
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Width = videoStream.Width,
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Height = videoStream.Height,
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Codec = videoStream.CodecShortName,
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ScanType = videoStream.IsInterlaced ? "interlaced" : "progressive",
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Type = MediaStreamType.Video,
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Index = streams.Count
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};
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if (videoStream.FrameRateDenominator > 0)
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{
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float frameRateEnumerator = videoStream.FrameRateEnumerator;
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float frameRateDenominator = videoStream.FrameRateDenominator;
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mediaStream.AverageFrameRate = mediaStream.RealFrameRate = frameRateEnumerator / frameRateDenominator;
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}
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streams.Add(mediaStream);
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}
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/// <summary>
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/// Adds the audio stream.
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/// </summary>
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/// <param name="streams">The streams.</param>
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/// <param name="audioStream">The audio stream.</param>
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private void AddAudioStream(List<MediaStream> streams, TSAudioStream audioStream)
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{
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streams.Add(new MediaStream
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{
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BitRate = Convert.ToInt32(audioStream.BitRate),
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Codec = audioStream.CodecShortName,
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Language = audioStream.LanguageCode,
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Channels = audioStream.ChannelCount,
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SampleRate = audioStream.SampleRate,
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Type = MediaStreamType.Audio,
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Index = streams.Count
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});
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}
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/// <summary>
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/// Adds the subtitle stream.
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/// </summary>
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/// <param name="streams">The streams.</param>
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/// <param name="textStream">The text stream.</param>
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private void AddSubtitleStream(List<MediaStream> streams, TSTextStream textStream)
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{
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streams.Add(new MediaStream
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{
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Language = textStream.LanguageCode,
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Codec = textStream.CodecShortName,
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Type = MediaStreamType.Subtitle,
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Index = streams.Count
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});
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}
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/// <summary>
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/// Adds the subtitle stream.
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/// </summary>
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/// <param name="streams">The streams.</param>
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/// <param name="textStream">The text stream.</param>
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private void AddSubtitleStream(List<MediaStream> streams, TSGraphicsStream textStream)
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{
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streams.Add(new MediaStream
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{
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Language = textStream.LanguageCode,
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Codec = textStream.CodecShortName,
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Type = MediaStreamType.Subtitle,
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Index = streams.Count
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});
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}
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}
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}
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