protected virtual void DisposeDirectXResources()
{
DwFactory.Dispose();
RenderTarget.Dispose();
RenderTargetView.Dispose();
D2DFactory.Dispose();
SwapChain.Dispose();
D3DDeviceContext.Dispose();
D3DDevice.Dispose();
}
protected override void OnCreatedDevice(D3DDevice d3dDevice, D3DDeviceContext d3dContext)
{
renderDevice = d3dDevice;
renderDeviceContext = d3dContext;
mediaShaderInput = new D3DInputLayout(d3dDevice, mediaShaderInputDesc, mediaShaderVertexBytecode);
mediaShaderVertex = new D3DVertexShader(d3dDevice, mediaShaderVertexBytecode);
mediaShaderPixel = new D3DPixelShader(d3dDevice, mediaPixelShaderBytecode);
mediaConstantBuffer = D3DBuffer.Create(d3dDevice,
D3DBind.ConstantBuffer,
D3DUsage.Default,
D3DAccess.None,
typeof(MediaConstantBuffer));
mediaVertexBuffer = D3DBuffer.Create(d3dDevice,
D3DBind.VertexBuffer,
D3DUsage.Dynamic,
D3DAccess.Write,
mediaVertices);
mediaFrameTextureSampler = new D3DSamplerState(d3dDevice,
D3DTextureAddressing.Clamp,
D3DTextureAddressing.Clamp,
D3DTextureFiltering.Anisotropic,
16);
mediaFrameRasterizing = new D3DRasterizerState(d3dDevice,
D3DFill.Solid,
D3DCull.Back,
true);
mediaFrameBlending = new D3DBlendState(d3dDevice);
var pathVariable = Environment.GetEnvironmentVariable("PATH");
Environment.SetEnvironmentVariable("PATH", $"{System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location)}\\FFmpeg\\;{pathVariable}");
ffmpegEngine = new FFmpegEngine(HandleMediaEvent);
// rtsp_transport tcp
// thread_queue_size 1024
// buffer_size 31250000
// max_delay 5000000
// reorder_queue_size 1000
ffmpegEngine.SetSourceOption("hw", "true");
ffmpegEngine.SetSourceOption("rtsp_transport", "tcp");
ffmpegEngine.SetSourceOption("stimeout", "2000000"); // TCP I/O timeout [us]
//ffmpegEngine.SetSource("rtsp://*****:*****@192.168.1.64:554/Streaming/Channels/101?transportmode=unicast&profile=Profile_1");
ffmpegEngine.SetSource("rtsp://*****:*****@192.168.1.66:554/onvif-media/media.amp");
ffmpegEngine.Play();
}
protected override void OnDraw(D3DDeviceContext d3dContext)
{
if (ffmpegEngine.HasFrame(out double framePts, out double frameDur))
{
ffmpegEngine.TransferFrame(mediaFrameTexture);
//Console.WriteLine($"{mediaFrameShouldEnd:F3}");
//Console.WriteLine($"{framePts:F3} {frameDur:F3} {framePts + frameDur:F3}");
/*if (mediaFrameShouldEnd == 0 || framePts - mediaFrameShouldEnd <= 0.002)
* {
* ffmpegEngine.TransferFrame(mediaFrameTexture);
*
* if (framePts != 0)
* {
* mediaFrameShouldEnd = framePts + frameDur;
* }
* else
* {
* mediaFrameShouldEnd += frameDur;
* }
* }*/
}
// input-assembler
d3dContext.IASetInputLayout(mediaShaderInput);
d3dContext.IASetVertexBuffer(mediaVertexBuffer);
d3dContext.IASetPrimitiveTopology(PrimitiveTopology.Triangles);
// vertex shader
d3dContext.VSSetShader(mediaShaderVertex);
d3dContext.VSSetConstantBuffer(mediaConstantBuffer);
// pixel shader
d3dContext.PSSetShader(mediaShaderPixel);
d3dContext.PSSetSampler(mediaFrameTextureSampler);
d3dContext.PSSetResources(mediaFrameTextureYView, mediaFrameTextureUVView);
// rasterizer - viewport and scissor is set by Wnd3DElement
d3dContext.RSSetState(mediaFrameRasterizing);
// output-merger
d3dContext.OMSetBlendState(mediaFrameBlending);
d3dContext.OMSetRenderTarget(mediaRenderTargetView, mediaDepthStencilView);
// issue draw commands
d3dContext.ClearDepth(mediaDepthStencilView);
d3dContext.Draw(mediaVertices.Length);
}
