protected override ITextureFilter CreateFilter(ITextureFilter input)
{
if (!Renderer.IsDx11Avail)
{
Renderer.FallbackOccurred = true; // Warn user via player stats OSD
return(input); // DX11 is not available; fallback
}
Func <TextureSize, TextureSize> transform = s => new TextureSize(2 * s.Height, s.Width);
var shaderPass1 = LoadShader11(GetShaderFileName(Neurons1));
var shaderPass2 = LoadShader11(GetShaderFileName(Neurons2));
var interleave = CompileShader("Interleave.hlsl").Configure(transform: transform);
var sourceSize = input.Size();
if ((Renderer.TargetSize <= sourceSize).Any)
{
return(input);
}
var yuv = input.ConvertToYuv();
m_Filter1 = NNedi3Helpers.CreateFilter(shaderPass1, yuv, Neurons1, Structured);
var resultY = interleave.ApplyTo(yuv, m_Filter1);
m_Filter2 = NNedi3Helpers.CreateFilter(shaderPass2, resultY, Neurons2, Structured);
var luma = interleave.ApplyTo(resultY, m_Filter2);
var result = ChromaScaler.ScaleChroma(
new CompositionFilter(luma, yuv, targetSize: luma.Size(), chromaOffset: new Vector2(-0.25f, -0.25f)));
return(result.Convolve(null, offset: new Vector2(0.5f, 0.5f)));
}
public override IFilter CreateFilter(IFilter input)
{
Cleanup();
if (!Renderer.IsDx11Avail)
{
Renderer.FallbackOccurred = true; // Warn user via player stats OSD
return(input); // DX11 is not available; fallback
}
Func <TextureSize, TextureSize> transform = s => new TextureSize(2 * s.Height, s.Width);
var shaderPass1 = LoadShader11(GetShaderFileName(Neurons1));
var shaderPass2 = LoadShader11(GetShaderFileName(Neurons2));
var interleave = CompileShader("Interleave.hlsl").Configure(transform: transform);
var combine = CompileShader("Combine.hlsl").Configure(transform: transform);
var sourceSize = input.OutputSize;
if (!IsUpscalingFrom(sourceSize))
{
return(input);
}
var yuv = input.ConvertToYuv();
var chroma = new ResizeFilter(yuv, new TextureSize(sourceSize.Width * 2, sourceSize.Height * 2),
TextureChannels.ChromaOnly, new Vector2(-0.25f, -0.25f), Renderer.ChromaUpscaler, Renderer.ChromaDownscaler);
m_Filter1 = NNedi3Helpers.CreateFilter(shaderPass1, yuv, Neurons1, Structured);
var resultY = new ShaderFilter(interleave, yuv, m_Filter1);
m_Filter2 = NNedi3Helpers.CreateFilter(shaderPass2, resultY, Neurons2, Structured);
var result = new ShaderFilter(combine, resultY, m_Filter2, chroma);
return(new ResizeFilter(result.ConvertToRgb(), result.OutputSize, new Vector2(0.5f, 0.5f),
Renderer.LumaUpscaler, Renderer.LumaDownscaler));
}