private NextNotificationTask HandleNewBytesInControlThread(int nextPlaceForBytes, int byteWindowSize, BufferNotificationEventArgs ea)
{
LockFlag lockFlag = LockFlag.None;
int bytesObtained = ea.NewSoundByte.Length;
if (bytesObtained > byteWindowSize)
{
SB.Stop();
throw new ApplicationException("An event handler provided the streaming buffer with " + bytesObtained + " bytes of sound, but it only requested " + byteWindowSize + " bytes.");
}
else if (bytesObtained == byteWindowSize)
{
SB.Write(nextPlaceForBytes, ea.NewSoundByte, lockFlag);
}
else
{
// Fill the remainder of the segment with silence.
if (ea.NewSoundByte.Length > 0)
{
SB.Write(nextPlaceForBytes, ea.NewSoundByte, lockFlag);
}
SB.Write(nextPlaceForBytes + ea.NewSoundByte.Length, new byte[byteWindowSize - ea.NewSoundByte.Length], lockFlag);
if (ea.SoundFinished)
{
return(NextNotificationTask.FillSectionWithSilence);
}
}
return(NextNotificationTask.FillSectionWithNewSound);
}
public AutoLocker(LockHelper helper, LockFlag flag)
{
if (helper == null)
{
throw new ArgumentNullException("helper");
}
Debug.Assert(!helper.IsLocked(flag));
_helper = helper;
_flag = flag;
// Lock the locker at the object's creation time.
_helper.Lock(_flag);
}
private void Unlock(LockFlag flag)
{
_backingStore &= (~flag);
}
private void Lock(LockFlag flag)
{
_backingStore |= flag;
}
public bool IsLocked(LockFlag flag)
{
return((_backingStore & flag) != 0);
}
private void Unlock(LockFlag flag)
{
_backingStore &= ( ~flag );
}
public AutoLocker(LockHelper helper, LockFlag flag)
{
if(helper == null)
{
throw new ArgumentNullException("helper");
}
Debug.Assert(!helper.IsLocked(flag));
_helper = helper;
_flag = flag;
// Lock the locker at the object's creation time.
_helper.Lock(_flag);
}
private void Lock(LockFlag flag)
{
_backingStore |= flag;
}
public bool IsLocked(LockFlag flag)
{
return ( _backingStore & flag ) != 0;
}
public void Write(int bufferStartingLocation, Stream data, int numberBytesToWrite, LockFlag flag)
{
throw new NotImplementedException();
}
public void Write(int bufferStartingLocation, Array data, LockFlag flag)
{
throw new NotImplementedException();
}
public Array Read(int bufferStartingLocation, Type returnedDataType, LockFlag flag, params int[] ranks)
{
throw new NotImplementedException();
}