public bool CloseDevice()
{
if (!IsOpen)
{
return(true);
}
_isRuningCollect = false;
IsOpen = false;
_sourceImageBuffer = new byte[1920 * 1080 * 4];
return(VsNetImgScalerExSdk.ImgScalerEx_EndConvert(_handel) == 0);
}
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
_sourceImageBuffer = null;
_newImageBuffer = null;
CloseDevice();
}
VsNetImgScalerExSdk.ImgScalerEx_FreeInstance(_handel);
disposedValue = true;
}
}
public DesktopWindowCollector()
{
Name = "桌面窗口采集器";
ID = DateTime.Now.Millisecond;
IsAvailable = true;
_handel = VsNetImgScalerExSdk.ImgScalerEx_AllocInstance();
_bitmapInfo = new BitmapInfo();
_bitmapInfoHeader = new BitmapInfoHeader
{
Width = 1280,
Height = 720,
Compression = 842094169,
BitCount = 32,
Planes = 1
};
}
private void StartCollectImage()
{
while (_isRuningCollect)
{
VsNetGDI_CopyWndToBitmapSdk.GDI_GetWndWH(_windowHandle, ref _width, ref _height);
_bufferSize = _width * _height * 4;
if (_sourceImageBuffer.Length != _bufferSize)
{
_sourceImageBuffer = new byte[_bufferSize];
VsNetImgScalerExSdk.ImgScalerEx_EndConvert(_handel);
VsNetImgScalerExSdk.ImgScalerEx_BeginConvert(_handel, _width, _height, 28, 1280, 720, 0, 0, 0, 0, 0);
_newImageBuffer = new byte[1280 * 720 * 3 / 2];
}
VsNetGDI_CopyWndToBitmapSdk.GDI_CopyWndToBitmap(_windowHandle, ref _sourceImageBuffer[0], ref _bitmapInfo);
VsNetImgScalerExSdk.ImgScalerEx_Convert(_handel, ref _sourceImageBuffer[0], _sourceImageBuffer.Length, ref _newImageBuffer[0], _newImageBuffer.Length);
Pushing(new VideoDeviceDataContext(_newImageBuffer.ToIntHandle(), _newImageBuffer.Length));
//TODO 应使用配置
Thread.Sleep(32);
}
}
