public Object LoadImage(String filename)
{
Object image = null;
if (File.Exists(filename))
{
using (System.Drawing.Bitmap bmp = (System.Drawing.Bitmap)System.Drawing.Bitmap.FromFile(filename))
{
System.Drawing.Imaging.BitmapData bData = bmp.LockBits(
new System.Drawing.Rectangle(0, 0, bmp.Width, bmp.Height),
System.Drawing.Imaging.ImageLockMode.ReadOnly,
System.Drawing.Imaging.PixelFormat.Format32bppPArgb
);
SharpDX.DataStream stream = new SharpDX.DataStream(bData.Scan0, bData.Stride * bData.Height, true, false);
SharpDX.Direct2D1.PixelFormat pFormat = new SharpDX.Direct2D1.PixelFormat(SharpDX.DXGI.Format.R8G8B8A8_UNorm, SharpDX.Direct2D1.AlphaMode.Premultiplied);
SharpDX.Direct2D1.BitmapProperties bProps = new SharpDX.Direct2D1.BitmapProperties(pFormat);
image = new SharpDX.Direct2D1.Bitmap(d2dRenderTarget, new Size2(bmp.Width, bmp.Height), stream, bData.Stride, bProps);
bmp.UnlockBits(bData);
stream.Dispose();
}
}
return(image);
}
public DUIWindowRenderTarget(IntPtr handle)
{
Size size = System.Windows.Forms.Control.FromHandle(handle).Size;
this.direct2D1factory = new SharpDX.Direct2D1.Factory(SharpDX.Direct2D1.FactoryType.SingleThreaded);
SharpDX.Direct2D1.HwndRenderTargetProperties hwndRenderTargetProperties = new SharpDX.Direct2D1.HwndRenderTargetProperties()
{
Hwnd = handle,
PixelSize = new SharpDX.Size2(size.Width, size.Height),
PresentOptions = SharpDX.Direct2D1.PresentOptions.None
};
SharpDX.Direct2D1.PixelFormat pixelFormat = new SharpDX.Direct2D1.PixelFormat(SharpDX.DXGI.Format.Unknown, SharpDX.Direct2D1.AlphaMode.Premultiplied);
//强制设置DPI为96，96（默认值），无意间发现有的人居然会去修改系统的dpi
SharpDX.Direct2D1.RenderTargetProperties renderTargetProperties = new SharpDX.Direct2D1.RenderTargetProperties(SharpDX.Direct2D1.RenderTargetType.Default, pixelFormat, 96, 96, SharpDX.Direct2D1.RenderTargetUsage.None, SharpDX.Direct2D1.FeatureLevel.Level_DEFAULT);
//初始化，在_d2dFactory创建渲染缓冲区并与Target绑定
//SharpDX.Direct2D1.PixelFormat pf = new SharpDX.Direct2D1.PixelFormat(SharpDX.DXGI.Format.Unknown, SharpDX.Direct2D1.AlphaMode.Premultiplied);
this.windowRenderTarget = new SharpDX.Direct2D1.WindowRenderTarget(direct2D1factory, renderTargetProperties, hwndRenderTargetProperties);
this.windowRenderTarget.AntialiasMode = SharpDX.Direct2D1.AntialiasMode.Aliased;
this.windowRenderTarget.TextAntialiasMode = SharpDX.Direct2D1.TextAntialiasMode.Aliased;
}
private void InitDx()
{
logger.Debug("GDICapture::InitDx()");
SharpDX.DXGI.Factory1 dxgiFactory = null;
SharpDX.DXGI.Adapter1 adapter = null;
SharpDX.DXGI.Output output = null;
try
{
dxgiFactory = new SharpDX.DXGI.Factory1();
logger.Info(MediaFoundation.DxTool.LogDxAdapters(dxgiFactory.Adapters1));
//var hMonitor = NativeAPIs.User32.GetMonitorFromRect(this.srcRect);
//if (hMonitor != IntPtr.Zero)
//{
// foreach (var _adapter in dxgiFactory.Adapters1)
// {
// foreach (var _output in _adapter.Outputs)
// {
// var descr = _output.Description;
// if (descr.MonitorHandle == hMonitor)
// {
// adapter = _adapter;
// output = _output;
// break;
// }
// }
// }
//}
if (adapter == null)
{// первым идет адаптер с которому подключен primary монитор
adapter = dxgiFactory.GetAdapter1(0);
}
AdapterId = adapter.Description.Luid;
//logger.Info("Screen source info: " + adapter.Description.Description + " " + output.Description.DeviceName);
var deviceCreationFlags =
//DeviceCreationFlags.Debug |
// DeviceCreationFlags.VideoSupport |
DeviceCreationFlags.BgraSupport;
//var feature = FeatureLevel.Level_11_0;
device = new Device(adapter, deviceCreationFlags);
using (var multiThread = device.QueryInterface <SharpDX.Direct3D11.Multithread>())
{
multiThread.SetMultithreadProtected(true);
}
SharedTexture = new Texture2D(device,
new Texture2DDescription
{
CpuAccessFlags = CpuAccessFlags.None,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
Width = DestSize.Width,
Height = DestSize.Height,
MipLevels = 1,
ArraySize = 1,
SampleDescription = { Count = 1, Quality = 0 },
Usage = ResourceUsage.Default,
OptionFlags = ResourceOptionFlags.Shared,
});
gdiTexture = new Texture2D(device,
new Texture2DDescription
{
CpuAccessFlags = CpuAccessFlags.None,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
Width = SrcRect.Width, //DestSize.Width,
Height = SrcRect.Height, //DestSize.Height,
MipLevels = 1,
ArraySize = 1,
SampleDescription = { Count = 1, Quality = 0 },
Usage = ResourceUsage.Default,
OptionFlags = ResourceOptionFlags.GdiCompatible,
});
renderTexture = new Texture2D(device,
new Texture2DDescription
{
CpuAccessFlags = CpuAccessFlags.None,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
Width = DestSize.Width,
Height = DestSize.Height,
MipLevels = 1,
ArraySize = 1,
SampleDescription = { Count = 1, Quality = 0 },
Usage = ResourceUsage.Default,
//OptionFlags = ResourceOptionFlags.GdiCompatible//ResourceOptionFlags.None,
OptionFlags = ResourceOptionFlags.Shared,
});
if (DestSize.Width != SrcRect.Width || DestSize.Height != SrcRect.Height)
{
using (SharpDX.Direct2D1.Factory1 factory2D1 = new SharpDX.Direct2D1.Factory1(SharpDX.Direct2D1.FactoryType.MultiThreaded))
{
using (var surf = renderTexture.QueryInterface <SharpDX.DXGI.Surface>())
{
//var pixelFormat = new SharpDX.Direct2D1.PixelFormat(Format.Unknown, SharpDX.Direct2D1.AlphaMode.Ignore);
var pixelFormat = new SharpDX.Direct2D1.PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm, SharpDX.Direct2D1.AlphaMode.Premultiplied);
var renderTargetProps = new SharpDX.Direct2D1.RenderTargetProperties(pixelFormat);
renderTarget = new SharpDX.Direct2D1.RenderTarget(factory2D1, surf, renderTargetProps);
//var d2dContext = new SharpDX.Direct2D1.DeviceContext(surface);
}
}
}
}
finally
{
if (adapter != null)
{
adapter.Dispose();
adapter = null;
}
if (output != null)
{
output.Dispose();
output = null;
}
if (dxgiFactory != null)
{
dxgiFactory.Dispose();
dxgiFactory = null;
}
}
}
