public void DoTests()
{
MMIOINFO mminfo = new MMIOINFO();
MMIOINFO mminfo2 = new MMIOINFO();
IntPtr ipOutput;
ipOutput = MMIO.Open(sFilename, mminfo, MMIOFlags.ReadWrite);
int i = MMIO.Seek(ipOutput, 0, MMIOSeekFlags.Set);
Debug.Assert(i >= 0);
MMIOError mm = MMIO.Flush(ipOutput, MMIOFlushFlags.None);
MMIO.ThrowExceptionForError(mm);
mm = MMIO.GetInfo(ipOutput, mminfo, Marshal.SizeOf(typeof(MMIOINFO)));
MMIO.ThrowExceptionForError(mm);
Debug.Assert(mminfo.dwFlags == MMIOFlags.ReadWrite);
mm = MMIO.SetInfo(ipOutput, mminfo, Marshal.SizeOf(typeof(MMIOINFO)));
MMIO.ThrowExceptionForError(mm);
IntPtr ipbuff = Marshal.AllocCoTaskMem(BUFSIZE);
mm = MMIO.SetBuffer(ipOutput, ipbuff, BUFSIZE, 0);
MMIO.ThrowExceptionForError(mm);
mm = MMIO.GetInfo(ipOutput, mminfo2, Marshal.SizeOf(typeof(MMIOINFO)));
MMIO.ThrowExceptionForError(mm);
mm = MMIO.Advance(ipOutput, mminfo2, RWMode.Read);
MMIO.ThrowExceptionForError(mm);
Debug.Assert(mminfo2.lDiskOffset == BUFSIZE);
mm = MMIO.Close(ipOutput, MMIOCloseFlags.None);
MMIO.ThrowExceptionForError(mm);
mm = MMIO.Rename(sFilename, sFilename2, null, 0);
MMIO.ThrowExceptionForError(mm);
mm = MMIO.Rename(sFilename2, sFilename, null, 0);
MMIO.ThrowExceptionForError(mm);
}
/// <summary>
/// Close the file
/// </summary>
public void Close()
{
if (!m_Disposed)
{
m_Closing = true;
if (m_hDevice != IntPtr.Zero)
{
waveIn.Reset(m_hDevice); // Does an implicit Stop
m_ProcReady.WaitOne(); // Wait for the thread to exit
}
// No point in hanging on to the buffers. The next file
// we open may use different attributes.
if (m_Buffers != null)
{
for (int x = 0; x < RECORDINGBUFFERS; x++)
{
m_Buffers[x].Release(m_hDevice);
}
m_Buffers = null;
}
if (m_hDevice != IntPtr.Zero)
{
waveIn.Close(m_hDevice);
m_hDevice = IntPtr.Zero;
}
if (m_OutputFile != IntPtr.Zero)
{
WriteHeader();
MMIO.Flush(m_OutputFile, MMIOFlushFlags.None);
MMIO.Close(m_OutputFile, MMIOCloseFlags.None);
m_OutputFile = IntPtr.Zero;
}
m_AudioLength = 0;
}
else
{
throw new Exception("Instance is Disposed");
}
}