public Encoder(IDirect3DDevice device, GraphicsCaptureItem item)
{
_device = device;
_d3dDevice = Direct3D11Helpers.CreateSharpDXDevice(device);
_captureItem = item;
_isRecording = false;
_previewLock = new object();
CreateMediaObjects();
}
public CaptureFrameWait(
IDirect3DDevice device,
GraphicsCaptureItem item,
SizeInt32 size)
{
_device = device;
_d3dDevice = Direct3D11Helpers.CreateSharpDXDevice(device);
_multithread = _d3dDevice.QueryInterface <SharpDX.Direct3D11.Multithread>();
_multithread.SetMultithreadProtected(true);
_item = item;
_frameEvent = new ManualResetEvent(false);
_closedEvent = new ManualResetEvent(false);
_events = new[] { _closedEvent, _frameEvent };
InitializeBlankTexture(size);
InitializeCapture(size);
}
public CaptureFrameWait(
Microsoft.Graphics.Canvas.CanvasDevice canvasDevice,
GraphicsCaptureItem item,
Windows.UI.Composition.CompositionDrawingSurface surface,
SizeInt32 size)
{
// _device = device;
_canvasDevice = canvasDevice;
_d3dDevice = Direct3D11Helpers.CreateSharpDXDevice(_canvasDevice);
_multithread = _d3dDevice.QueryInterface <SharpDX.Direct3D11.Multithread>();
_multithread.SetMultithreadProtected(true);
_item = item;
_surface = surface;
_frameEvent = new ManualResetEvent(false);
_closedEvent = new ManualResetEvent(false);
_events = new[] { _closedEvent, _frameEvent };
InitializeBlankTexture(size);
InitializeCapture(size);
_frameCounter = 0;
}
public CapturePreview(IDirect3DDevice device, GraphicsCaptureItem item)
{
_item = item;
_device = device;
_d3dDevice = Direct3D11Helpers.CreateSharpDXDevice(device);
var dxgiDevice = _d3dDevice.QueryInterface <SharpDX.DXGI.Device>();
var adapter = dxgiDevice.GetParent <SharpDX.DXGI.Adapter>();
var factory = adapter.GetParent <SharpDX.DXGI.Factory2>();
var description = new SharpDX.DXGI.SwapChainDescription1
{
Width = item.Size.Width,
Height = item.Size.Height,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
Usage = SharpDX.DXGI.Usage.RenderTargetOutput,
SampleDescription = new SharpDX.DXGI.SampleDescription()
{
Count = 1,
Quality = 0
},
BufferCount = 2,
Scaling = SharpDX.DXGI.Scaling.Stretch,
SwapEffect = SharpDX.DXGI.SwapEffect.FlipSequential,
AlphaMode = SharpDX.DXGI.AlphaMode.Premultiplied
};
_swapChain = new SharpDX.DXGI.SwapChain1(factory, dxgiDevice, ref description);
_framePool = Direct3D11CaptureFramePool.CreateFreeThreaded(
_device,
DirectXPixelFormat.B8G8R8A8UIntNormalized,
2,
item.Size);
_session = _framePool.CreateCaptureSession(item);
_lastSize = item.Size;
_framePool.FrameArrived += OnFrameArrived;
}
