public void PlayBackgroundMusic(int mfxID)
{
if (mfxID < 1 || mfxID >= m_music.Count)
{
throw new ArgumentOutOfRangeException("mfxID", "The MFX id is out of range. Use the 1-based index that matches the number in the file name.");
}
Action _func = () =>
{
m_songPlayer.Stop();
m_songPlayer.Close();
m_songPlayer.Open(m_music[mfxID - 1]);
m_songPlayer.Play();
};
//when changing the map, the background music will be played from a different thread than the main
// one since it is all being done in a callback from the received network data. This requires a
// dispatcher to invoke the song change on the m_songPlayer, otherwise an exception is thrown because
// the thread does not 'own' the m_songPlayer object.
if (m_dispatcher.Thread != Thread.CurrentThread)
{
m_dispatcher.BeginInvoke(_func);
}
else
{
_func();
}
}
public void Stop(ProgressBar progress)
{
_player.Stop();
i = 0;
progress.Value = 0;
sync.Stop();
}
private void playWindows(String note_octave)
{
System.Windows.Media.MediaPlayer mp = (MediaPlayer)deviceMap[note_octave];
mp.Stop();
mp.Position = new TimeSpan(0);
mp.Play();
}
private void playSound(Uri path)
{
new Thread(() => {
var c = new System.Windows.Media.MediaPlayer();
c.Open(path);
c.Play();
Thread.Sleep(2000);
c.Stop();
}).Start();
}
public void Stop()
{
_player.Stop();
_positionTimer.Stop();
IsPlaying = false;
IsPaused = false;
IsStopped = true;
Position = 0.0;
}
/// <summary>
/// 停止播放声音
/// </summary>
public static void StopAudio()
{
System.Windows.Application.Current.Dispatcher.Invoke(new Action(() =>
{
try
{
if (_player != null)
{
_player.Stop();
}
_player = null;
}
catch (Exception ex)
{
Log.SaveLog("Core Common_StopAudio", ex.ToString());
}
}));
}
private void btnStop_Click(object sender, RoutedEventArgs e)
{
time = mediaPlayer.Position;
mediaPlayer.Stop();
}
public void Stop()
{
_internalPlayer.Stop();
}
/// <summary>
/// 视频截取第一帧
/// </summary>
/// <param name="videopath">要截屏的视频路径</param>
/// <param name="savepath">要把截屏保存到得路径</param>
/// <param name="rect">截屏所得图片框大小</param>
public static void GetVideoThumb(string videopath, string savepath, Rect rect)
{
//打开视频
MediaPlayer _player = new MediaPlayer();
_player.Volume = 0;
_player.Open(new Uri(videopath));
_player.Play();
//截取视频第一帧
Thread.Sleep(1300);
RenderTargetBitmap target = new RenderTargetBitmap((int)rect.Width, (int)rect.Height, 1 / 100, 1 / 100, PixelFormats.Pbgra32);
DrawingVisual visual = new DrawingVisual();
DrawingContext context = visual.RenderOpen();
context.DrawVideo(_player, new Rect(0, 0, (int)rect.Width, (int)rect.Height));
context.Close();
target.Render(visual);
//移除视频
_player.Stop();
_player.Position = TimeSpan.FromSeconds(0);
_player.Close();
_player = null;
//保存第一帧
BitmapEncoder encoder = new TiffBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(target));
FileStream fs = new FileStream(savepath, FileMode.Create);
encoder.Save(fs);
fs.Close();
}
void frameThread_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker bw = (BackgroundWorker)sender;
MediaPlayer myPlayer = new MediaPlayer();
myPlayer.Open(parameters.SourceUri);
myPlayer.Volume = 0;
myPlayer.Play();
while (myPlayer.NaturalVideoWidth < 1)
System.Threading.Thread.Sleep(100);
myState = ScallopSensorState.Active;
this.StatusChanged(this, new ScallopSensorStatusChangedEventArgs(ScallopSensorState.Idle, ScallopSensorState.Active));
RenderTargetBitmap rtb = new RenderTargetBitmap(myPlayer.NaturalVideoWidth, myPlayer.NaturalVideoHeight,
96, 96, PixelFormats.Pbgra32);
while (true)
{
if (bw.CancellationPending == true)
{
myPlayer.Stop();
e.Cancel = true;
return;
}
DrawingVisual dv = new DrawingVisual();
DrawingContext dc = dv.RenderOpen();
dc.DrawVideo(myPlayer, new Rect(0, 0, myPlayer.NaturalVideoWidth, myPlayer.NaturalVideoHeight));
dc.Close();
rtb.Clear();
rtb.Render(dv);
BitmapFrame bmp = BitmapFrame.Create(rtb);
switch (parameters.FrameFormat)
{
case ("System.Drawing.Bitmap"):
using (MemoryStream memoryStream = new MemoryStream())
{
//bitmapEncoder.Frames.Add(BitmapFrame.Create(bmp));
PngBitmapEncoder bitmapEncoder = new PngBitmapEncoder();
bitmapEncoder.Frames.Add(bmp);
bitmapEncoder.Save(memoryStream);
memoryStream.Flush();
using (Bitmap bmp2 = Bitmap.FromStream(memoryStream) as Bitmap,
bmp3 = new Bitmap(bmp2.Width,bmp2.Height,System.Drawing.Imaging.PixelFormat.Format24bppRgb))
{
bmp3.SetResolution(bmp2.HorizontalResolution, bmp2.VerticalResolution);
using (System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bmp3))
{
g.DrawImage(bmp2, 0, 0);
}
if (this.Data != null)
this.Data(this, new ScallopSensorDataEventArgs((System.Drawing.Bitmap)bmp3.Clone(), "new frame"));
}
}
break;
case ("System.Windows.Media.Imaging.BitmapSource"):
if (this.Data != null)
this.Data(this, new ScallopSensorDataEventArgs(bmp as BitmapSource, "new frame"));
break;
}
if (myPlayer.Position >= myPlayer.NaturalDuration)
{
myPlayer.Stop();
myPlayer.Position = TimeSpan.Zero;
myPlayer.Play();
}
}
}
public void Stop()
{
player.Stop();
}
/// <summary>
/// Funkcja wątku odtwarzania muzyki w tle
/// </summary>
public static void MusicThreadFunc()
{
try
{
mp = new MediaPlayer();
mp.Open(new System.Uri(Path.GetFullPath(@"background_music.wav")));
mp.Volume = (double)MusicVolumeTrackBar.Value / 10;
mp.Play();
}
catch { }
while (!music_stop)
{
if (music_changed)
{
if (MuteCheckbox.Checked)
{
mp.Volume = 0;
music_changed = false;
}
else
{
mp.Volume = (double)MusicVolumeTrackBar.Value / 10;
music_changed = false;
}
}
}
if(mp!=null)
mp.Stop();
music_stop = false;
}
/// <summary>
/// Funkcja watku odtwarzania pojedynczych dzwiekow
/// </summary>
public static void SoundThreadFunc()
{
try
{
sp = new MediaPlayer();
sp.Open(new System.Uri(Path.GetFullPath(@"found.wav")));
sp.Volume = (double)musicVolTrackbar.Value / 10;
sp.Play();
}
catch { }
while (!sound_stop)
{
if (sound_changed)
{
if (MuteCheckbox.Checked)
{
sp.Volume = 0;
sound_changed = false;
}
else
{
sp.Open(new System.Uri(Path.GetFullPath(@"found.wav")));
sp.Volume = (double)musicVolTrackbar.Value / 10;
sp.Play();
sound_changed = false;
}
}
}
if (sp != null)
sp.Stop();
sound_stop = false;
}
public void Stop()
{
_mp.Stop();
}
/// <summary>
/// Stops the music player's track.
/// </summary>
public static void StopMusic()
{
MusicPlayer.Stop();
}