private void PrepareSysExBuffer()
{
var buffer = new byte[SysExBufferLength];
_sysExBufferPointer = Marshal.AllocHGlobal(buffer.Length);
Marshal.Copy(buffer, 0, _sysExBufferPointer, buffer.Length);
_sysExHeader = new MidiWinApi.MIDIHDR();
_sysExHeader.lpData = _sysExBufferPointer;
_sysExHeader.dwBufferLength = _sysExHeader.dwBytesRecorded = (uint)buffer.Length;
ProcessMmResult(() => MidiInWinApi.midiInPrepareHeader(_handle, ref _sysExHeader, Marshal.SizeOf(_sysExHeader)));
ProcessMmResult(() => MidiInWinApi.midiInAddBuffer(_handle, ref _sysExHeader, Marshal.SizeOf(_sysExHeader)));
}
private void PrepareSysExBuffer()
{
var header = new MidiWinApi.MIDIHDR
{
lpData = Marshal.AllocHGlobal(SysExBufferLength),
dwBufferLength = SysExBufferLength,
dwBytesRecorded = SysExBufferLength
};
_sysExHeaderPointer = Marshal.AllocHGlobal(MidiWinApi.MidiHeaderSize);
Marshal.StructureToPtr(header, _sysExHeaderPointer, false);
ProcessMmResult(MidiInWinApi.midiInPrepareHeader(_handle, _sysExHeaderPointer, MidiWinApi.MidiHeaderSize));
ProcessMmResult(MidiInWinApi.midiInAddBuffer(_handle, _sysExHeaderPointer, MidiWinApi.MidiHeaderSize));
}
