using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Web;
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using AVFoundation;
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using Foundation;
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using MediaPlayer;
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namespace Shared
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{
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[System.Serializable]
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public class MusicInfo
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{
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static MusicInfo()
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{
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System.Threading.Tasks.Task.Run(() =>
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{
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chekcAuthOfMusic();
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});
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}
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static void chekcAuthOfMusic()
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{
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var authStatus = MPMediaLibrary.AuthorizationStatus;
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if (authStatus == MPMediaLibraryAuthorizationStatus.NotDetermined)
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{
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MPMediaLibrary.RequestAuthorization((status) =>
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{
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if (status == MPMediaLibraryAuthorizationStatus.Authorized)
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{
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getNativeSongs();
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}
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});
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}
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else if (authStatus == MPMediaLibraryAuthorizationStatus.Authorized)
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{
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getNativeSongs();
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}
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}
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static void getNativeSongs()
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{
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var itemsFromGenericQuery = new MPMediaQuery().Items;
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if (itemsFromGenericQuery == null)
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{
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return;
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}
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foreach (MPMediaItem song in itemsFromGenericQuery)
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{
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var musicInfo = new MusicInfo { SourceType = "Local", AlbumId = "0", };
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musicInfo.Title = song.ValueForProperty(new NSString("title"))?.ToString().TrimStart('<').TrimEnd('>').Replace("&", "");
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if (musicInfo.Title == null)
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{
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musicInfo.Title = "Unkown";
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}
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musicInfo.Artist = song.ValueForProperty(new NSString("artist"))?.ToString().TrimStart('<').TrimEnd('>').Replace("&", "");
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if (musicInfo.Artist == null)
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{
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musicInfo.Artist = "Unkown";
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}
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var ipodUrl = song.ValueForProperty(new NSString("assetURL"))?.ToString().TrimStart('<').TrimEnd('>').Replace("&", "");
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if (ipodUrl == null)
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{
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ipodUrl = "";
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}
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musicInfo.Album = song.ValueForProperty(new NSString("albumTitle"))?.ToString().TrimStart('<').TrimEnd('>').Replace("&", "");
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if (musicInfo.Album == null)
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{
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musicInfo.Album = "Unkown";
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}
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musicInfo.Album = musicInfo.Album.Replace("&", "&");
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musicInfo.Duration = song.ValueForProperty(new NSString("playbackDuration"))?.ToString().TrimStart('<').TrimEnd('>').Replace("&", "");
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if (musicInfo.Duration == null)
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{
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musicInfo.Duration = "0";
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}
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else
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{
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musicInfo.Duration = ((int)(float.Parse(musicInfo.Duration) * 1000)).ToString();
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}
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//musicInfo.URL = getFileUrl(ipodUrl);
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musicInfo.ID = getFileUrl(ipodUrl);
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if (!string.IsNullOrEmpty(musicInfo.ID))
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{
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MusicInfoList.Add(musicInfo);
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}
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}
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var sharedInstance = GlobalInfo.SharedInstance;
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}
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static string getTempPath()
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{
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var dirs = NSSearchPath.GetDirectories(NSSearchPathDirectory.CachesDirectory, NSSearchPathDomain.User, true);
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//var dirs = NSSearchPath.GetDirectories(NSSearchPathDirectory.DocumentDirectory, NSSearchPathDomain.User, true);
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if (dirs == null || dirs.Length == 0)
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{
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return "";
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}
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return dirs[0];
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}
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//Error MT5211: Native linking failed, undefined Objective-C class: HTTPServer.The symbol '_OBJC_CLASS_$_HTTPServer' could not be found in any of the libraries or frameworks linked with your application. (MT5211) (Demo.IOS)
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static string getFileUrl(string theURL)
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{
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if (string.IsNullOrEmpty(theURL))
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{
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return "";
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}
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var range = theURL.IndexOf("ipod-library:");
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var substring = theURL.Substring(range);
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var nameRange = theURL.IndexOf("?id=");
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var nameStringPart = theURL.Substring(nameRange + 4);
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var fileName = /*"SongFile_" +*/ nameStringPart;
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var filePath = getTempPath() + "/" + fileName;
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if (!NSFileManager.DefaultManager.FileExists(filePath))
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{
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var theResourceURL = NSUrl.FromString(substring);
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var songAsset = AVUrlAsset.Create(theResourceURL);// new AVUrlAsset(theResourceURL);// [AVURLAsset URLAssetWithURL: theResourceURL options: nil];
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var exportSession = new AVAssetExportSession(songAsset, AVAssetExportSessionPreset.AppleM4A);
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exportSession.OutputUrl = new NSUrl(filePath, false);// [NSURL fileURLWithPath: filePath];
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exportSession.OutputFileType = "com.apple.m4a-audio";
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exportSession.ExportAsynchronously(() =>
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{
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if (exportSession.Status == AVAssetExportSessionStatus.Completed)
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{
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System.Console.WriteLine("音乐文件复制完成");
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}
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else
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{
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System.Console.WriteLine("音乐文件复制失败");
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}
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});//248838
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}
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//return $"http://{new Net.NetWiFi().IpAddress}:9876/Path={fileName}";
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return fileName;
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}
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/// <summary>
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/// 歌曲名称
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/// </summary>
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public string Title;
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/// <summary>
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/// 歌曲的歌手名
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/// </summary>
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public string Artist;
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/// <summary>
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/// 歌曲的专辑名
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/// </summary>
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public string Album;
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/// <summary>
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/// 歌曲专辑ID
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/// </summary>
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public string AlbumId;
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/// <summary>
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/// 歌曲文件的路径
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/// </summary>
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public string Data;
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/// <summary>
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/// 歌曲的总播放时长
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/// </summary>
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public string Size;
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/// <summary>
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/// 歌曲的总播放时长
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/// </summary>
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public string Duration;
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/// <summary>
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/// 音乐ID
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/// </summary>
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public string ID;
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/// <summary>
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/// 网络地址
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/// </summary>
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public string URL;
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/// <summary>
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/// 文件名
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/// </summary>
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public string filename;
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/// <summary>
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/// DLNA列表名
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/// </summary>
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public string dlnalistName;
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/// <summary>
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/// 图片
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/// </summary>
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public string Image;
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/// <summary>
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/// 电台类型
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/// </summary>
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public string Cntype;
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/// <summary>
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/// 电台类型
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/// </summary>
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public string Cnkey;
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/// <summary>
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/// 是否是目录
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/// </summary>
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public bool IsDirectory = true;
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/// <summary>
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/// USB Local URL
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/// </summary>
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public string SourceType;
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public string SourceName;
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readonly static List<MusicInfo> musicInfoList = new List<MusicInfo> { };
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/// <summary>
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/// 获取所有的
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/// </summary>
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public static List<MusicInfo> MusicInfoList
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{
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get
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{
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return musicInfoList;
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}
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}
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public object Tag;
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}
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}
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