public void SetFormat(WaveFormatEx wfx)
{
if (wfx != null)
{
int cb = Marshal.SizeOf(wfx);
IntPtr _ptr = Marshal.AllocCoTaskMem(cb);
try
{
Marshal.StructureToPtr(wfx, _ptr, true);
SetFormat(_ptr, cb);
formatType = FormatType.WaveEx;
}
finally
{
Marshal.FreeCoTaskMem(_ptr);
}
}
}
public static void SetFormat(ref AMMediaType mt, ref WaveFormatEx wfx)
{
if (wfx != null)
{
int cb = Marshal.SizeOf(wfx);
IntPtr _ptr = Marshal.AllocCoTaskMem(cb);
try
{
Marshal.StructureToPtr(wfx, _ptr, true);
SetFormat(ref mt, _ptr, cb);
if (mt != null)
{
mt.formatType = FormatType.WaveEx;
}
}
finally
{
Marshal.FreeCoTaskMem(_ptr);
}
}
}
public WaveFormatExtensible()
{
Format = new WaveFormatEx();
}