private void PresentYUV(MediaFrame frame, bool dispose = true)
{
try
{
srvY = new ShaderResourceView(device, frame.textureY, srvDescYUV);
srvU = new ShaderResourceView(device, frame.textureU, srvDescYUV);
srvV = new ShaderResourceView(device, frame.textureV, srvDescYUV);
context.PixelShader.SetShaderResources(0, srvY, srvU, srvV);
context.PixelShader.Set(pixelShaderYUV);
} catch (Exception) {
} finally
{
if (dispose)
{
Utilities.Dispose(ref frame.textureY);
Utilities.Dispose(ref frame.textureU);
Utilities.Dispose(ref frame.textureV);
}
Utilities.Dispose(ref srvY);
Utilities.Dispose(ref srvU);
Utilities.Dispose(ref srvV);
}
}
private void PresentNV12P010(MediaFrame frame, bool dispose = true)
{
// TODO: Possible process it directly after decoding (back to FFmpeg) to avoid Flush?
try
{
Utilities.Dispose(ref vpiv);
videoDevice1.CreateVideoProcessorInputView(frame.textureHW, vpe, vpivd, out vpiv);
VideoProcessorStream vps = new VideoProcessorStream()
{
PInputSurface = vpiv,
Enable = new RawBool(true)
};
vpsa[0] = vps;
videoContext1.VideoProcessorBlt(videoProcessor, vpov, 0, 1, vpsa);
context.PixelShader.SetShaderResource(0, srvRGB);
context.PixelShader.Set(pixelShader);
} catch (Exception) {
} finally { if (dispose)
{
Utilities.Dispose(ref frame.textureHW);
}
}
}
public void PresentFrame(MediaFrame frame = null)
{
// Design Mode Only?
if (device == null)
{
return;
}
// Should work better in case of frame delay (to avoid more delay on screamer)
if (Monitor.TryEnter(device, 4))
{
try
{
if (frame != null)
{
// NV12 | P010
if (frame.textureHW != null)
{
PresentNV12P010(frame);
}
// YUV420P
else if (frame.textureY != null)
{
PresentYUV(frame);
}
// RGB
else if (frame.textureRGB != null)
{
PresentRGB(frame);
}
}
context.OutputMerger.SetRenderTargets(rtv);
context.ClearRenderTargetView(rtv, clearColor);
context.Draw(6, 0);
rtv2d.BeginDraw();
try
{
PresentOSD();
} finally {
rtv2d.EndDraw();
}
swapChain.Present(vsync, PresentFlags.None);
} finally { Monitor.Exit(device); }
}
else
{
Console.WriteLine("[RENDERER] Drop Frame - Lock timeout " + (frame != null ? Utils.TicksToTime(frame.timestamp) : "")); player.ClearVideoFrame(frame);
}
}
private void PresentRGB(MediaFrame frame, bool dispose = true)
{
try
{
srvRGB = new ShaderResourceView(device, frame.textureRGB);
context.PixelShader.SetShaderResources(0, srvRGB);
context.PixelShader.Set(pixelShader);
} catch (Exception) {
} finally
{
if (dispose)
{
Utilities.Dispose(ref frame.textureRGB);
}
Utilities.Dispose(ref srvRGB);
}
}
