public ITextureFilter CreateChromaFilter(ITextureFilter lumaInput, ITextureFilter chromaInput, TextureSize targetSize, Vector2 chromaOffset)
{
DisposeHelper.Dispose(ref m_Buffer1);
DisposeHelper.Dispose(ref m_Buffer2);
if (!Renderer.IsOpenClAvail || Renderer.RenderQuality.PerformanceMode())
{
Renderer.FallbackOccurred = true; // Warn user via player stats OSD
return(null); // OpenCL is not available; fallback
}
var lumaSize = lumaInput.Output.Size;
var chromaSize = chromaInput.Output.Size;
if (lumaSize.Width != 2 * chromaSize.Width || lumaSize.Height != 2 * chromaSize.Height)
{
return(null); // Chroma shouldn't be doubled; fallback
}
Func <TextureSize, TextureSize> transformWidth = s => new TextureSize(2 * s.Width, s.Height);
Func <TextureSize, TextureSize> transformHeight = s => new TextureSize(s.Width, 2 * s.Height);
var kernelU = CompileKernel(true);
var kernelV = CompileKernel(false);
var shaderUh = kernelU.Configure(transform: transformWidth);
var shaderUv = kernelU.Configure(transform: transformHeight);
var shaderVh = kernelV.Configure(transform: transformWidth);
var shaderVv = kernelV.Configure(transform: transformHeight);
var neuronCount1 = s_NeuronCount[(int)Neurons1];
var neuronCount2 = s_NeuronCount[(int)Neurons2];
var weights1 = s_Weights[(int)Neurons1];
m_Buffer1 = Renderer.CreateClBuffer(weights1);
var differentWeights = neuronCount1 != neuronCount2;
if (differentWeights)
{
var weights2 = s_Weights[(int)Neurons2];
m_Buffer2 = Renderer.CreateClBuffer(weights2);
}
var localWorkSizes = new[] { 8, 8 };
var nnedi3Uh = new NNedi3HKernelFilter(shaderUh, m_Buffer1, neuronCount1,
new TextureSize(chromaSize.Width, chromaSize.Height),
localWorkSizes, chromaInput);
var nnedi3Uv = new NNedi3VKernelFilter(shaderUv, m_Buffer2, neuronCount2, differentWeights,
new TextureSize(nnedi3Uh.Output.Size.Width, nnedi3Uh.Output.Size.Height),
localWorkSizes, nnedi3Uh);
var nnedi3Vh = new NNedi3HKernelFilter(shaderVh, m_Buffer1, neuronCount1,
new TextureSize(chromaSize.Width, chromaSize.Height),
localWorkSizes, chromaInput);
var nnedi3Vv = new NNedi3VKernelFilter(shaderVv, m_Buffer2, neuronCount2, differentWeights,
new TextureSize(nnedi3Vh.Output.Size.Width, nnedi3Vh.Output.Size.Height),
localWorkSizes, nnedi3Vh);
return(lumaInput.MergeWith(nnedi3Uv, nnedi3Vv).ConvertToRgb());
}
public static ITextureFilter ScaleChroma(ITextureFilter luma, ITextureFilter chroma, TextureSize targetSize, Vector2 chromaOffset)
{
luma = luma.SetSize(targetSize);
var resizedLuma = luma as ResizeFilter;
if (resizedLuma != null)
{
resizedLuma.AddLabel(resizedLuma.ScaleDescription.AddPrefixToDescription("Luma: "));
}
if (chroma.Size() != luma.Size())
{
var resizedChroma = new ResizeFilter(chroma, luma.Size(), TextureChannels.ChromaOnly, chromaOffset, Renderer.ChromaUpscaler, Renderer.ChromaDownscaler);
resizedChroma.AddLabel(resizedChroma.ScaleDescription.AddPrefixToDescription("Chroma: "));
chroma = resizedChroma;
}
return(luma
.MergeWith(chroma)
.ConvertToRgb());
}
public ITextureFilter CreateChromaFilter(ITextureFilter lumaInput, ITextureFilter chromaInput, TextureSize targetSize, Vector2 chromaOffset)
{
if (!Renderer.IsDx11Avail)
{
Renderer.FallbackOccurred = true; // Warn user via player stats OSD
return(null); // DX11 is not available; fallback
}
var lumaSize = lumaInput.Output.Size;
var chromaSize = chromaInput.Output.Size;
if (lumaSize.Width != 2 * chromaSize.Width || lumaSize.Height != 2 * chromaSize.Height)
{
return(null); // Chroma shouldn't be doubled; fallback
}
Func <TextureSize, TextureSize> transform = s => new TextureSize(2 * s.Height, s.Width);
var shaderUPass1 = LoadShader11(GetShaderFileName(Neurons1, true));
var shaderUPass2 = LoadShader11(GetShaderFileName(Neurons2, true));
var shaderVPass1 = LoadShader11(GetShaderFileName(Neurons1, false));
var shaderVPass2 = LoadShader11(GetShaderFileName(Neurons2, false));
var interleaveU = CompileShader("Interleave.hlsl", macroDefinitions: "CHROMA_U=1").Configure(transform: transform);
var interleaveV = CompileShader("Interleave.hlsl", macroDefinitions: "CHROMA_V=1").Configure(transform: transform);
var uFilter1 = NNedi3Helpers.CreateFilter(shaderUPass1, chromaInput, Neurons1, Structured);
var resultU = interleaveU.ApplyTo(chromaInput, uFilter1);
var uFilter2 = NNedi3Helpers.CreateFilter(shaderUPass2, resultU, Neurons2, Structured);
var u = interleaveU.ApplyTo(resultU, uFilter2);
var vFilter1 = NNedi3Helpers.CreateFilter(shaderVPass1, chromaInput, Neurons1, Structured);
var resultV = interleaveV.ApplyTo(chromaInput, vFilter1);
var vFilter2 = NNedi3Helpers.CreateFilter(shaderVPass2, resultV, Neurons2, Structured);
var v = interleaveV.ApplyTo(resultV, vFilter2);
return(lumaInput.MergeWith(u, v).ConvertToRgb());
}
