/// <summary>
/// 关闭歌曲流并释放资源
/// </summary>
private static void UnLoad()
{
timer.Stop();
if (waveout != null)
{
waveout.Stop();
waveout.Dispose();
}
if (FileReader != null)
{
FileReader.Dispose();
}
setVolumeDelegate = null;
waveout = null;
FileReader = null;
lrc = null;
TimeSpan t = TimeSpan.FromTicks(0);
Center.Mainw.setDisplayTime(t, t);
Config.setPlayTime(t, t);
Center.Mainw.setPlayPauseButtonIcon(!PlayControl.isPause);
}
/// <summary>
/// 加载歌曲
/// </summary>
/// <param name="itemm">要加载的歌曲</param>
private static void Load(SongItem itemm)
{
if (Config.ControlOtherPlayer)
{
API.SendKey(System.Windows.Input.Key.MediaStop);
}
DanmukuReceiver.VoteUids.Clear();
waveout = Create();
FileReader = new Mp3FileReader(itemm._FilePath);
var sampleChannel = new SampleChannel(FileReader, true);
setVolumeDelegate = vol => sampleChannel.Volume = vol;
var postVolumeMeter = new MeteringSampleProvider(sampleChannel);
waveout.Init(postVolumeMeter);
waveout.PlaybackStopped += Waveout_PlaybackStopped;
SetVol();
lrc = itemm._FLyric ?? itemm.getFLyric();
}
/// <summary>
/// 获得歌词信息
/// </summary>
/// <param name="LrcText">歌词文本</param>
/// <returns>返回歌词信息(Lrc实例)</returns>
public static Lrc InitLrc(string LrcText)
{
Lrc lrc = new Lrc();
Dictionary <double, string> dicword = new Dictionary <double, string>();
string[] lines = LrcText.Split(new string[] { "\r\n", "\n" }, StringSplitOptions.None);
foreach (string line in lines)
{
if (line.StartsWith("[ti:"))
{
lrc.Title = SplitInfo(line);
}
else if (line.StartsWith("[ar:"))
{
lrc.Artist = SplitInfo(line);
}
else if (line.StartsWith("[al:"))
{
lrc.Album = SplitInfo(line);
}
else if (line.StartsWith("[by:"))
{
lrc.LrcBy = SplitInfo(line);
}
else if (line.StartsWith("[offset:"))
{
lrc.Offset = SplitInfo(line);
}
else
{
try
{
Regex regexword = new Regex(@".*\](.*)");
Match mcw = regexword.Match(line);
string word = mcw.Groups[1].Value;
if (word.Replace(" ", "") == "")
{
continue; // 如果为空歌词则跳过不处理
}
Regex regextime = new Regex(@"\[([0-9.:]*)\]", RegexOptions.Compiled);
MatchCollection mct = regextime.Matches(line);
foreach (Match item in mct)
{
double time = TimeSpan.Parse("00:" + item.Groups[1].Value).TotalSeconds;
dicword.Add(time, word);
}
}
catch
{
continue;
}
}
}
lrc.LrcWord = dicword.OrderBy(t => t.Key).ToDictionary(t => t.Key, p => p.Value);
return(lrc);
}
/// <summary>
/// 从文本歌词解析歌词
/// </summary>
/// <param name="lyric"></param>
/// <returns>结果</returns>
internal Lrc getFLyric(string lyric = "")
{
if (lyric == "")
{
lyric = _Lyric;
}
if (lyric == "")
{
_FLyric = null;
}
else
{
Lrc l = Lrc.InitLrc(lyric);
_FLyric = l;
}
return(_FLyric);
}
