public override IFilter CreateFilter(IFilter input)
{
var yInput = new YSourceFilter();
var uInput = new USourceFilter();
var vInput = new VSourceFilter();
Vector2 offset = Renderer.ChromaOffset + new Vector2(0.5f, 0.5f);
var chromaShader = CompileShader("Chroma.hlsl").Configure(arguments: new[] { B, C, offset[0], offset[1] });
var chroma = new ShaderFilter(chromaShader, yInput, uInput, vInput);
var rgb = chroma.ConvertToRgb();
return(rgb);
}
public override IFilter CreateFilter(IResizeableFilter sourceFilter)
{
var chromaShader = CompileShader("Chroma.hlsl");
var yInput = new YSourceFilter();
var uInput = new USourceFilter();
var vInput = new VSourceFilter();
float[] offset = { 0.0f, 0.5f };
var chroma = new ShaderFilter(chromaShader, new[] { B, C, offset[0], offset[1] }, yInput, uInput, vInput);
var rgb = chroma.ConvertToRgb();
return(rgb);
}
public override IFilter CreateFilter(IFilter input)
{
if (Renderer.InputFormat.IsRgb())
{
return(input);
}
IFilter hiRes;
var chromaSize = (TextureSize)Renderer.ChromaSize;
var targetSize = input.OutputSize;
// Original values
var yInput = new YSourceFilter();
var uInput = new USourceFilter();
var vInput = new VSourceFilter();
float[] yuvConsts = Renderer.Colorimetric.GetYuvConsts();
int bitdepth = Renderer.InputFormat.GetBitDepth();
bool limited = Renderer.Colorimetric.IsLimitedRange();
// Skip if downscaling
if (targetSize.Width <= chromaSize.Width && targetSize.Height <= chromaSize.Height)
{
return(input);
}
Vector2 offset = Renderer.ChromaOffset;
Vector2 adjointOffset = -offset * targetSize / chromaSize;
string superResMacros = "";
if (IsIntegral(Strength))
{
superResMacros += String.Format("strength = {0};", Strength);
}
if (IsIntegral(Softness))
{
superResMacros += String.Format("softness = {0};", Softness);
}
string diffMacros = string.Format("LimitedRange = {0}; range = {1}", limited ? 1 : 0, (1 << bitdepth) - 1);
var CopyLuma = CompileShader("CopyLuma.hlsl");
var CopyChroma = CompileShader("CopyChroma.hlsl");
var MergeChroma = CompileShader("MergeChroma.hlsl").Configure(format: TextureFormat.Float16);
var Diff = CompileShader("Diff.hlsl", macroDefinitions: diffMacros)
.Configure(arguments: yuvConsts, format: TextureFormat.Float16);
var SuperRes = CompileShader("SuperResEx.hlsl", macroDefinitions: superResMacros)
.Configure(
arguments: new[] { Strength, Softness, yuvConsts[0], yuvConsts[1], offset.X, offset.Y }
);
var CrossBilateral = CompileShader("CrossBilateral.hlsl")
.Configure(
arguments: new[] { offset.X, offset.Y, yuvConsts[0], yuvConsts[1] },
perTextureLinearSampling: new[] { true, false }
);
var GammaToLab = CompileShader("../../Common/GammaToLab.hlsl");
var LabToGamma = CompileShader("../../Common/LabToGamma.hlsl");
var LinearToGamma = CompileShader("../../Common/LinearToGamma.hlsl");
var GammaToLinear = CompileShader("../../Common/GammaToLinear.hlsl");
var LabToLinear = CompileShader("../../Common/LabToLinear.hlsl");
var LinearToLab = CompileShader("../../Common/LinearToLab.hlsl");
hiRes = Prescaler ? new ShaderFilter(CrossBilateral, yInput, uInput, vInput) : input.ConvertToYuv();
for (int i = 1; i <= Passes; i++)
{
IFilter diff, linear;
// Compare to chroma
var rgb = new RgbFilter(hiRes, limitChroma: false);
linear = new ShaderFilter(GammaToLinear, rgb);
linear = new ResizeFilter(linear, chromaSize, adjointOffset, upscaler, downscaler);
diff = new ShaderFilter(Diff, linear, uInput, vInput);
// Update result
hiRes = new ShaderFilter(SuperRes, hiRes, diff);
}
return(hiRes.ConvertToRgb());
}
public override IFilter CreateFilter(IFilter input)
{
IFilter hiRes;
var chromaSize = (TextureSize)Renderer.ChromaSize;
var targetSize = input.OutputSize;
// Original values
var yInput = new YSourceFilter();
var uInput = new USourceFilter();
var vInput = new VSourceFilter();
float[] yuvConsts = new float[0];
int bitdepth = (uInput.OutputFormat == TextureFormat.Unorm8) ? 8 : 10;
float range = (1 << bitdepth) - 1;
switch (Renderer.Colorimetric)
{
case YuvColorimetric.Auto: return(input);
case YuvColorimetric.FullRangePc601: yuvConsts = new[] { 0.114f, 0.299f, 0.0f, range }; break;
case YuvColorimetric.FullRangePc709: yuvConsts = new[] { 0.0722f, 0.2126f, 0.0f, range }; break;
case YuvColorimetric.FullRangePc2020: yuvConsts = new[] { 0.0593f, 0.2627f, 0.0f, range }; break;
case YuvColorimetric.ItuBt601: yuvConsts = new[] { 0.114f, 0.299f, 1.0f, range }; break;
case YuvColorimetric.ItuBt709: yuvConsts = new[] { 0.0722f, 0.2126f, 1.0f, range }; break;
case YuvColorimetric.ItuBt2020: yuvConsts = new[] { 0.0593f, 0.2627f, 1.0f, range }; break;
}
// Skip if downscaling
if (targetSize.Width <= chromaSize.Width && targetSize.Height <= chromaSize.Height)
{
return(input);
}
Vector2 offset = Renderer.ChromaOffset;
Vector2 adjointOffset = -offset * targetSize / chromaSize;
string macroDefinitions = "";
if (IsIntegral(Strength))
{
macroDefinitions += String.Format("strength = {0};", Strength);
}
if (IsIntegral(Softness))
{
macroDefinitions += String.Format("softness = {0};", Softness);
}
var CopyLuma = CompileShader("CopyLuma.hlsl");
var CopyChroma = CompileShader("CopyChroma.hlsl");
var MergeChroma = CompileShader("MergeChroma.hlsl").Configure(format: TextureFormat.Float16);
var Diff = CompileShader("Diff.hlsl")
.Configure(arguments: yuvConsts, format: TextureFormat.Float16);
var SuperRes = CompileShader("SuperResEx.hlsl", macroDefinitions: macroDefinitions)
.Configure(
arguments: new[] { Strength, Softness, yuvConsts[0], yuvConsts[1], offset.X, offset.Y }
);
var CrossBilateral = CompileShader("CrossBilateral.hlsl")
.Configure(
arguments: new[] { offset.X, offset.Y, yuvConsts[0], yuvConsts[1] },
perTextureLinearSampling: new[] { true, false }
);
var GammaToLab = CompileShader("../../Common/GammaToLab.hlsl");
var LabToGamma = CompileShader("../../Common/LabToGamma.hlsl");
var LinearToGamma = CompileShader("../../Common/LinearToGamma.hlsl");
var GammaToLinear = CompileShader("../../Common/GammaToLinear.hlsl");
var LabToLinear = CompileShader("../../Common/LabToLinear.hlsl");
var LinearToLab = CompileShader("../../Common/LinearToLab.hlsl");
hiRes = Prescaler ? new ShaderFilter(CrossBilateral, yInput, uInput, vInput) : input.ConvertToYuv();
for (int i = 1; i <= Passes; i++)
{
IFilter diff, linear;
// Compare to chroma
linear = new ShaderFilter(GammaToLinear, hiRes.ConvertToRgb());
linear = new ResizeFilter(linear, chromaSize, adjointOffset, upscaler, downscaler);
diff = new ShaderFilter(Diff, linear, uInput, vInput);
// Update result
hiRes = new ShaderFilter(SuperRes, hiRes, diff);
}
return(hiRes.ConvertToRgb());
}
public override IFilter CreateFilter(IResizeableFilter sourceFilter)
{
IFilter yuv;
var chromaSize = Renderer.ChromaSize;
var targetSize = sourceFilter.OutputSize;
var Diff = CompileShader("SuperChromaRes/Diff.hlsl");
var CopyLuma = CompileShader("SuperChromaRes/CopyLuma.hlsl");
var CopyChroma = CompileShader("SuperChromaRes/CopyChroma.hlsl");
var SuperRes = CompileShader("SuperChromaRes/SuperRes.hlsl");
var GammaToLab = CompileShader("GammaToLab.hlsl");
var LabToGamma = CompileShader("LabToGamma.hlsl");
var LinearToGamma = CompileShader("LinearToGamma.hlsl");
var GammaToLinear = CompileShader("GammaToLinear.hlsl");
var LabToLinear = CompileShader("LabToLinear.hlsl");
var LinearToLab = CompileShader("LinearToLab.hlsl");
// Skip if downscaling
if (targetSize.Width <= chromaSize.Width && targetSize.Height <= chromaSize.Height)
{
return(sourceFilter);
}
// Original values
var yInput = new YSourceFilter();
var uInput = new USourceFilter();
var vInput = new VSourceFilter();
float[] YuvConsts = new float[2];
switch (Renderer.Colorimetric)
{
case YuvColorimetric.Auto: return(sourceFilter);
case YuvColorimetric.FullRangePc601: YuvConsts = new[] { 0.114f, 0.299f, 0.0f }; break;
case YuvColorimetric.FullRangePc709: YuvConsts = new[] { 0.0722f, 0.2126f, 0.0f }; break;
case YuvColorimetric.FullRangePc2020: YuvConsts = new[] { 0.0593f, 0.2627f, 0.0f }; break;
case YuvColorimetric.ItuBt601: YuvConsts = new[] { 0.114f, 0.299f, 1.0f }; break;
case YuvColorimetric.ItuBt709: YuvConsts = new[] { 0.0722f, 0.2126f, 1.0f }; break;
case YuvColorimetric.ItuBt2020: YuvConsts = new[] { 0.0593f, 0.2627f, 1.0f }; break;
}
var Consts = new[] { Strength, Sharpness, AntiAliasing, AntiRinging,
Softness, YuvConsts[0], YuvConsts[1] };
yuv = sourceFilter.ConvertToYuv();
for (int i = 1; i <= Passes; i++)
{
IFilter res, diff, linear;
bool useBilinear = (upscaler is Scaler.Bilinear) || (FirstPassOnly && !(i == 1));
// Compare to chroma
linear = new ShaderFilter(GammaToLinear, yuv.ConvertToRgb());
res = new ResizeFilter(linear, chromaSize, upscaler, downscaler);
res = new ShaderFilter(LinearToGamma, res).ConvertToYuv();
diff = new ShaderFilter(Diff, YuvConsts, res, uInput, vInput);
if (!useBilinear)
{
diff = new ResizeFilter(diff, targetSize, upscaler, downscaler); // Scale to output size
}
// Update result
yuv = new ShaderFilter(SuperRes, useBilinear, Consts, yuv, diff, uInput, vInput);
}
return(yuv.ConvertToRgb());
}