public void Write(byte[] command) { if ((command == null) || (command.Length == 0)) { return; } if (!virtualMIDISendData(fInstance, command, (UInt32)command.Length)) { int lastError = Marshal.GetLastWin32Error(); TeVirtualMidiException.ThrowExceptionForReasonCode(lastError); } }
public byte[] Read() { UInt32 length = fMaxSysexLength; if (!virtualMIDIGetData(fInstance, fReadBuffer, ref length)) { int lastError = Marshal.GetLastWin32Error(); TeVirtualMidiException.ThrowExceptionForReasonCode(lastError); } byte[] outBytes = new byte[length]; Array.Copy(fReadBuffer, outBytes, length); return(outBytes); }
public UInt64[] GetProcessIds() { UInt32 length = 17 * sizeof(ulong); UInt32 count; if (!virtualMIDIGetProcesses(fInstance, fReadProcessIds, ref length)) { int lastError = Marshal.GetLastWin32Error(); TeVirtualMidiException.ThrowExceptionForReasonCode(lastError); } count = length / sizeof(ulong); UInt64[] outIds = new UInt64[count]; Array.Copy(fReadProcessIds, outIds, count); return(outIds); }
public VirtualMidiPort(string portName, bool blockingMode, UInt32 maxSysexLength, UInt32 flags, ref Guid manufacturer, ref Guid product) { SynchronizationContext = SynchronizationContext.Current; if (SynchronizationContext == null) { throw new InvalidOperationException("No synchronization context"); } fInstance = virtualMIDICreatePortEx3(portName, MakeCallback(blockingMode), IntPtr.Zero, maxSysexLength, flags, ref manufacturer, ref product); if (fInstance == IntPtr.Zero) { int lastError = Marshal.GetLastWin32Error(); TeVirtualMidiException.ThrowExceptionForReasonCode(lastError); } fReadBuffer = new byte[maxSysexLength]; fReadProcessIds = new UInt64[17]; fMaxSysexLength = maxSysexLength; }
public VirtualMidiPort(string portName, bool blockingMode, UInt32 maxSysexLength = TE_VM_DEFAULT_SYSEX_SIZE, UInt32 flags = TE_VM_FLAGS_PARSE_RX) { SynchronizationContext = SynchronizationContext.Current; if (SynchronizationContext == null) { throw new InvalidOperationException("No synchronization context"); } fInstance = virtualMIDICreatePortEx2(portName, MakeCallback(blockingMode), IntPtr.Zero, maxSysexLength, flags); if (fInstance == IntPtr.Zero) { int lastError = Marshal.GetLastWin32Error(); TeVirtualMidiException.ThrowExceptionForReasonCode(lastError); } fReadBuffer = new byte[maxSysexLength]; fReadProcessIds = new UInt64[17]; fMaxSysexLength = maxSysexLength; }
private void Dispose(bool finalizing) { lock (this) { if (!virtualMIDIShutdown(fInstance)) { if (!finalizing) { int lastError = Marshal.GetLastWin32Error(); TeVirtualMidiException.ThrowExceptionForReasonCode(lastError); } } if (fInstance != IntPtr.Zero) { virtualMIDIClosePort(fInstance); fInstance = IntPtr.Zero; } } GC.SuppressFinalize(this); }