private void OnVideoPlayerPrepared(object sender, EventArgs e)
{
model.IsPrepared = true;
SetBusy(false);
model.Duration = TimeSpan.FromMilliseconds(nativePlayer.Duration);
model.CurrentPosition = TimeSpan.Zero;
model.DisplaySeekbar = true;
Prepared?.Invoke(this, EventArgs.Empty);
if (Mute)
{
model.IsMute = true;
SetVolume();
}
else
{
model.IsMute = false;
SetVolume();
}
if (AutoPlay)
{
model.IsPlaying = true;
model.IsPrepared = true;
nativePlayer.Play();
}
}
private void BtnOK_Click(object sender, RoutedEventArgs e)
{
try
{
if (string.IsNullOrEmpty(txtVariable.Text))
{
throw new Exception("You must set a variable name.");
}
if (txtVariable.Text.Contains(@"\s+"))
{
throw new Exception("Variable names cannot contain whitespace.");
}
if (Regex.IsMatch(txtVariable.Text, "var", RegexOptions.IgnoreCase) || Regex.IsMatch(txtVariable.Text, "string", RegexOptions.IgnoreCase) || Regex.IsMatch(txtVariable.Text, "stringbuilder", RegexOptions.IgnoreCase))
{
throw new Exception("Invalid variable name.");
}
Prepared?.Invoke(this, new PrepareEventArgs
{
VariableName = txtVariable.Text,
UseVar = chkImplicit.IsChecked != default ? (bool)chkImplicit.IsChecked : true,
UseAppendLine = chkAppendLine.IsChecked != default ? (bool)chkAppendLine.IsChecked : false,
LeftPadding = txtPadding.Text.Length,
Cancelled = false,
Object = (bool)rString.IsChecked ? OutputType.String : OutputType.StringBuilder
});
DialogResult = true;
Close();
}
/// <summary>
/// ICADプロセス開始完了イベントを実行する
/// </summary>
/// <param name="sender">イベント呼び出し元オブジェクト</param>
/// <param name="e">e</param>
private void Command_ICADStarted(object sender, EventArgs e)
{
if (!(_iCadStartingForm == null || _iCadStartingForm.IsDisposed))
{
_iCadStartingForm.Close();
}
Prepared?.Invoke(this, new EventArgs());
}
public void PrepareAudio()
{
try
{
// 一开始应该是false的
_isPrepared = false;
File dir = new File(_mDirString);
if (!dir.Exists())
{
dir.Mkdirs();
}
string fileNameString = GeneralFileName();
using (var file = new File(dir, fileNameString))
{
_mCurrentFilePathString = file.AbsolutePath;
_mRecorder = new MediaRecorder();
// 设置输出文件
_mRecorder.SetOutputFile(file.AbsolutePath);
}
//设置meidaRecorder的音频源是麦克风
_mRecorder.SetAudioSource(AudioSource.Mic);
// 设置文件音频的输出格式为amr
_mRecorder.SetOutputFormat(OutputFormat.RawAmr);
// 设置音频的编码格式为amr
_mRecorder.SetAudioEncoder(AudioEncoder.AmrNb);
//设置录音声道
_mRecorder.SetAudioChannels(1);
//设置编码比特率
_mRecorder.SetAudioEncodingBitRate(1);
//设置编码采样率
_mRecorder.SetAudioSamplingRate(8000);
// 严格遵守google官方api给出的mediaRecorder的状态流程图
try
{
_mRecorder.Prepare();
}
catch (IOException e)
{
Debug.WriteLine("录音未成功，请重试" + e.Message);
}
_mRecorder.Start();
// 准备结束
_isPrepared = true;
// 已经准备好了，可以录制了
Prepared?.Invoke(this, new EventArgs());
}
catch (IllegalStateException e)
{
e.PrintStackTrace();
}
catch (IOException e)
{
e.PrintStackTrace();
}
}
protected override void PrepareDbContext(TestDbContext context)
{
_scaffold.Run(context);
Prepared?.Invoke();
}
internal void OnPrepare()
{
Prepared?.Invoke(this, EventArgs.Empty);
}
protected void OnPrepared(Order order, ProcessState modificationType)
{
Prepared?.Invoke(this, new PreparedEventArgs(order, modificationType));
}
private void ProcessEvent()
{
while (m_Session != null)
{
try
{
m_Session.GetEvent(1, out IMFMediaEvent _event);//requests events and returns immediately
_event.GetType(out MediaEventType eventtype);
switch (eventtype)
{
case MediaEventType.MESessionEnded:
State = PlaybackState.Stopped;
Ended?.Invoke(this, new StoppedEventArgs());
break;
case MediaEventType.MESessionPaused:
Paused?.Invoke(this, new PausedEventArgs(GetPosition()));
break;
case MediaEventType.MESessionStopped:
Stopped?.Invoke(this, new StoppedEventArgs());
break;
case MediaEventType.MESessionStarted:
Started.Invoke(this, new EventArgs());
break;
case MediaEventType.MESessionTopologyStatus: //topology loaded
Guid guidManager = typeof(IAudioSessionManager).GUID;
(new MMDeviceEnumeratorComObject() as IMMDeviceEnumerator).
GetDefaultAudioEndpoint(CoreAudioApi.DataFlow.Render, CoreAudioApi.Role.Multimedia, out IMMDevice endoint);
endoint.Activate(ref guidManager, ClsCtx.ALL, IntPtr.Zero, out object _manager);
IAudioSessionManager manager = _manager as IAudioSessionManager;
manager.GetSimpleAudioVolume(Guid.Empty, 0, out m_Volume);
m_Session.GetClock(out m_Clock);
Guid guid_ratecontrol = typeof(IMFRateControl).GUID;
Guid MF_RATE_CONTROL_SERVICE = Guid.Parse("866fa297-b802-4bf8-9dc9-5e3b6a9f53c9");
MediaFoundationInterop.MFGetService(m_Session, ref MF_RATE_CONTROL_SERVICE, ref guid_ratecontrol, out object _control); //gets rate control
m_Rate = _control as IMFRateControl;
IsPrepared = true;
Prepared?.Invoke(this, new EventArgs());
break;
}
_event = null;
}
catch (COMException e)
{
if (e.HResult == MediaFoundationErrors.MF_E_NO_EVENTS_AVAILABLE)
{
continue;
}
else
{
throw e;
}
}
catch (ThreadAbortException)
{
break;
}
}
}
public void OnPrepare()
{
Prepared?.Invoke(this, EventArgs.Empty);
}
public void Prepare(GameObject entity)
{
OnPrepare(entity);
Prepared?.Invoke(this);
}