void Update()
        {
            if (_camera != null)
            {
                _device = _camera.Device;
            }

            if (_device != null && _device.IsActive && !_device.IsPaused)
            {
                if (_device.CurrentWidth > _frameWidth ||
                    _device.CurrentHeight > _frameHeight)
                {
                    CreateBuffer(_device.CurrentWidth, _device.CurrentHeight);
                }
                uint lastFrame = AVProLiveCameraPlugin.GetLastFrame(_device.DeviceIndex);
                if (lastFrame != _lastFrame)
                {
                    _lastFrame = lastFrame;
                    bool result = AVProLiveCameraPlugin.GetFrameAsColor32(_device.DeviceIndex, _framePointer, _frameWidth, _frameHeight);
                    if (result)
                    {
#if TEXTURETEST
                        _testTexture.SetPixels32(_frameData);
                        _testTexture.Apply(false, false);
#endif
                    }
                }
            }
        }