public static void MakeEcho(MainWindow window, CheckBox checkBoxEcho)
{
if (!string.IsNullOrEmpty(FilePath))
{
using (var file = new WaveStream(FilePath))
{
var desc = new SoundBufferDescription
{
SizeInBytes = (int)file.Length,
Flags = BufferFlags.ControlEffects,
Format = file.Format
};
var directorySound = new DirectSound();
directorySound.SetCooperativeLevel(window.Handle,
CooperativeLevel.Priority);
var secondarySoundBuffer = new SecondarySoundBuffer(directorySound, desc);
if (checkBoxEcho.Checked)
{
var echo = SoundEffectGuid.StandardEcho;
var guids = new[] { echo };
secondarySoundBuffer.SetEffects(guids);
var data = new byte[desc.SizeInBytes];
file.Read(data, 0, (int)file.Length);
secondarySoundBuffer.Write(data, 0, LockFlags.None);
secondarySoundBuffer.Play(0, PlayFlags.None);
checkBoxEcho.Enabled = false;
}
}
}
}
public DirectXDevice(AudioSource audio, IntPtr owner)
: base(audio)
{
m_SoundDevice = new DS.DirectSound();
m_SoundDevice.SetCooperativeLevel(owner, CooperativeLevel.Normal);
}