gstreamer/subprojects/gst-plugins-bad/sys/d3d12/hlsl/PSMain_converter.hlsl

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/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
cbuffer PsAlphaFactor : register(b0, space0)
{
float alphaFactor;
};
struct PSColorSpace
{
float3 CoeffX;
float3 CoeffY;
float3 CoeffZ;
float3 Offset;
float3 Min;
float3 Max;
float padding;
};
cbuffer PsConstBuffer : register(b1, space0)
{
PSColorSpace preCoeff;
PSColorSpace postCoeff;
PSColorSpace primariesCoeff;
};
#ifdef NUM_SRV_1
Texture2D shaderTexture_0 : register(t0, space0);
#endif
#ifdef NUM_SRV_2
Texture2D shaderTexture_0 : register(t0, space0);
Texture2D shaderTexture_1 : register(t1, space0);
#endif
#ifdef NUM_SRV_3
Texture2D shaderTexture_0 : register(t0, space0);
Texture2D shaderTexture_1 : register(t1, space0);
Texture2D shaderTexture_2 : register(t2, space0);
#endif
#ifdef NUM_SRV_4
Texture2D shaderTexture_0 : register(t0, space0);
Texture2D shaderTexture_1 : register(t1, space0);
Texture2D shaderTexture_2 : register(t2, space0);
Texture2D shaderTexture_3 : register(t3, space0);
#endif
SamplerState samplerState : register(s0, space0);
#ifdef BUILD_LUT
Texture1D<float> gammaDecLUT : register(t4, space0);
Texture1D<float> gammaEncLUT : register(t5, space0);
SamplerState lutSamplerState : register(s1, space0);
#endif
struct PS_INPUT
{
float4 Position: SV_POSITION;
float2 Texture: TEXCOORD;
};
struct PS_OUTPUT_PACKED
{
float4 Plane0: SV_TARGET0;
};
struct PS_OUTPUT_LUMA
{
float4 Plane0: SV_TARGET0;
};
struct PS_OUTPUT_CHROMA
{
float4 Plane0: SV_TARGET0;
};
struct PS_OUTPUT_CHROMA_PLANAR
{
float4 Plane0: SV_TARGET0;
float4 Plane1: SV_TARGET1;
};
struct PS_OUTPUT_PLANAR
{
float4 Plane0: SV_TARGET0;
float4 Plane1: SV_TARGET1;
float4 Plane2: SV_TARGET2;
};
struct PS_OUTPUT_PLANAR_FULL
{
float4 Plane0: SV_TARGET0;
float4 Plane1: SV_TARGET1;
float4 Plane2: SV_TARGET2;
float4 Plane3: SV_TARGET3;
};
float4 DoAlphaPremul (float4 sample)
{
float4 premul_tex;
premul_tex.rgb = sample.rgb * sample.a;
premul_tex.a = sample.a;
return premul_tex;
}
float4 DoAlphaUnpremul (float4 sample)
{
float4 unpremul_tex;
if (sample.a == 0 || sample.a == 1)
return sample;
unpremul_tex.rgb = saturate (sample.rgb / sample.a);
unpremul_tex.a = sample.a;
return unpremul_tex;
}
interface ISampler
{
float4 Execute (float2 uv);
};
#ifdef NUM_SRV_1
class SamplerRGBA : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv);
}
};
class SamplerRGBAPremul : ISampler
{
float4 Execute (float2 uv)
{
return DoAlphaUnpremul (shaderTexture_0.Sample(samplerState, uv));
}
};
class SamplerRBGA : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).rbga;
}
};
class SamplerVUYA : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).zyxw;
}
};
class SamplerY410 : ISampler
{
float4 Execute (float2 uv)
{
return float4 (shaderTexture_0.Sample(samplerState, uv).yxz, 1.0);
}
};
class SamplerY412 : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).grba;
}
};
class SamplerAYUV : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).yzwx;
}
};
class SamplerRGBx : ISampler
{
float4 Execute (float2 uv)
{
return float4 (shaderTexture_0.Sample(samplerState, uv).rgb, 1.0);
}
};
class SamplerxRGB : ISampler
{
float4 Execute (float2 uv)
{
return float4 (shaderTexture_0.Sample(samplerState, uv).gba, 1.0);
}
};
class SamplerARGB : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).gbar;
}
};
class SamplerxBGR : ISampler
{
float4 Execute (float2 uv)
{
return float4 (shaderTexture_0.Sample(samplerState, uv).abg, 1.0);
}
};
class SamplerABGR : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).abgr;
}
};
class SamplerBGR10A2 : ISampler
{
float4 Execute (float2 uv)
{
return float4 (shaderTexture_0.Sample(samplerState, uv).zyx, 1.0);
}
};
class SamplerBGRA64 : ISampler
{
float4 Execute (float2 uv)
{
return shaderTexture_0.Sample(samplerState, uv).bgra;
}
};
class SamplerGRAY : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.y = 0.5;
sample.z = 0.5;
sample.a = 1.0;
return sample;
}
};
#endif
#ifdef NUM_SRV_2
class SamplerNV12 : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.yz = shaderTexture_1.Sample(samplerState, uv).xy;
sample.a = 1.0;
return sample;
}
};
class SamplerNV21 : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.yz = shaderTexture_1.Sample(samplerState, uv).yx;
sample.a = 1.0;
return sample;
}
};
#endif
#ifdef NUM_SRV_3
class SamplerI420 : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.y = shaderTexture_1.Sample(samplerState, uv).x;
sample.z = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = 1.0;
return sample;
}
};
class SamplerYV12 : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.z = shaderTexture_1.Sample(samplerState, uv).x;
sample.y = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = 1.0;
return sample;
}
};
class SamplerI420_10 : ISampler
{
float4 Execute (float2 uv)
{
float3 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.y = shaderTexture_1.Sample(samplerState, uv).x;
sample.z = shaderTexture_2.Sample(samplerState, uv).x;
return float4 (saturate (sample * 64.0), 1.0);
}
};
class SamplerI420_12 : ISampler
{
float4 Execute (float2 uv)
{
float3 sample;
sample.x = shaderTexture_0.Sample(samplerState, uv).x;
sample.y = shaderTexture_1.Sample(samplerState, uv).x;
sample.z = shaderTexture_2.Sample(samplerState, uv).x;
return float4 (saturate (sample * 16.0), 1.0);
}
};
class SamplerGBR : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.g = shaderTexture_0.Sample(samplerState, uv).x;
sample.b = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = 1.0;
return sample;
}
};
class SamplerGBR_10 : ISampler
{
float4 Execute (float2 uv)
{
float3 sample;
sample.g = shaderTexture_0.Sample(samplerState, uv).x;
sample.b = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
return float4 (saturate (sample * 64.0), 1.0);
}
};
class SamplerGBR_12 : ISampler
{
float4 Execute (float2 uv)
{
float3 sample;
sample.g = shaderTexture_0.Sample(samplerState, uv).x;
sample.b = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
return float4 (saturate (sample * 16.0), 1.0);
}
};
class SamplerRGBP : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.r = shaderTexture_0.Sample(samplerState, uv).x;
sample.g = shaderTexture_1.Sample(samplerState, uv).x;
sample.b = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = 1.0;
return sample;
}
};
class SamplerBGRP : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.b = shaderTexture_0.Sample(samplerState, uv).x;
sample.g = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = 1.0;
return sample;
}
};
#endif
#ifdef NUM_SRV_4
class SamplerGBRA : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.g = shaderTexture_0.Sample(samplerState, uv).x;
sample.b = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = shaderTexture_3.Sample(samplerState, uv).x;
return sample;
}
};
class SamplerGBRA_10 : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.g = shaderTexture_0.Sample(samplerState, uv).x;
sample.b = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = shaderTexture_3.Sample(samplerState, uv).x;
return saturate (sample * 64.0);
}
};
class SamplerGBRA_12 : ISampler
{
float4 Execute (float2 uv)
{
float4 sample;
sample.g = shaderTexture_0.Sample(samplerState, uv).x;
sample.b = shaderTexture_1.Sample(samplerState, uv).x;
sample.r = shaderTexture_2.Sample(samplerState, uv).x;
sample.a = shaderTexture_3.Sample(samplerState, uv).x;
return saturate (sample * 16.0);
}
};
#endif
interface IConverter
{
float4 Execute (float4 sample);
};
class ConverterIdentity : IConverter
{
float4 Execute (float4 sample)
{
return sample;
}
};
class ConverterRange : IConverter
{
float4 Execute (float4 sample)
{
float3 out_space;
out_space.x = postCoeff.CoeffX.x * sample.x;
out_space.y = postCoeff.CoeffY.y * sample.y;
out_space.z = postCoeff.CoeffZ.z * sample.z;
out_space += postCoeff.Offset;
return float4 (clamp (out_space, postCoeff.Min, postCoeff.Max), sample.a);
}
};
class ConverterSimple : IConverter
{
float4 Execute (float4 sample)
{
float3 out_space;
out_space.x = dot (postCoeff.CoeffX, sample.xyz);
out_space.y = dot (postCoeff.CoeffY, sample.xyz);
out_space.z = dot (postCoeff.CoeffZ, sample.xyz);
out_space += postCoeff.Offset;
return float4 (clamp (out_space, postCoeff.Min, postCoeff.Max), sample.a);
}
};
#ifdef BUILD_LUT
class ConverterGamma : IConverter
{
float4 Execute (float4 sample)
{
float3 out_space;
out_space.x = dot (preCoeff.CoeffX, sample.xyz);
out_space.y = dot (preCoeff.CoeffY, sample.xyz);
out_space.z = dot (preCoeff.CoeffZ, sample.xyz);
out_space += preCoeff.Offset;
out_space = clamp (out_space, preCoeff.Min, preCoeff.Max);
out_space.x = gammaDecLUT.Sample (lutSamplerState, out_space.x);
out_space.y = gammaDecLUT.Sample (lutSamplerState, out_space.y);
out_space.z = gammaDecLUT.Sample (lutSamplerState, out_space.z);
out_space.x = gammaEncLUT.Sample (lutSamplerState, out_space.x);
out_space.y = gammaEncLUT.Sample (lutSamplerState, out_space.y);
out_space.z = gammaEncLUT.Sample (lutSamplerState, out_space.z);
out_space.x = dot (postCoeff.CoeffX, out_space);
out_space.y = dot (postCoeff.CoeffY, out_space);
out_space.z = dot (postCoeff.CoeffZ, out_space);
out_space += postCoeff.Offset;
return float4 (clamp (out_space, postCoeff.Min, postCoeff.Max), sample.a);
}
};
class ConverterPrimary : IConverter
{
float4 Execute (float4 sample)
{
float3 out_space;
float3 tmp;
out_space.x = dot (preCoeff.CoeffX, sample.xyz);
out_space.y = dot (preCoeff.CoeffY, sample.xyz);
out_space.z = dot (preCoeff.CoeffZ, sample.xyz);
out_space += preCoeff.Offset;
out_space = clamp (out_space, preCoeff.Min, preCoeff.Max);
out_space.x = gammaDecLUT.Sample (lutSamplerState, out_space.x);
out_space.y = gammaDecLUT.Sample (lutSamplerState, out_space.y);
out_space.z = gammaDecLUT.Sample (lutSamplerState, out_space.z);
tmp.x = dot (primariesCoeff.CoeffX, out_space);
tmp.y = dot (primariesCoeff.CoeffY, out_space);
tmp.z = dot (primariesCoeff.CoeffZ, out_space);
out_space.x = gammaEncLUT.Sample (lutSamplerState, tmp.x);
out_space.y = gammaEncLUT.Sample (lutSamplerState, tmp.y);
out_space.z = gammaEncLUT.Sample (lutSamplerState, tmp.z);
out_space.x = dot (postCoeff.CoeffX, out_space);
out_space.y = dot (postCoeff.CoeffY, out_space);
out_space.z = dot (postCoeff.CoeffZ, out_space);
out_space += postCoeff.Offset;
return float4 (clamp (out_space, postCoeff.Min, postCoeff.Max), sample.a);
}
};
#endif
float UnormTo10bit (float sample)
{
return sample * 1023.0 / 65535.0;
}
float2 UnormTo10bit (float2 sample)
{
return sample * 1023.0 / 65535.0;
}
float3 UnormTo10bit (float3 sample)
{
return sample * 1023.0 / 65535.0;
}
float4 UnormTo10bit (float4 sample)
{
return sample * 1023.0 / 65535.0;
}
float UnormTo12bit (float sample)
{
return sample * 4095.0 / 65535.0;
}
float2 UnormTo12bit (float2 sample)
{
return sample * 4095.0 / 65535.0;
}
float3 UnormTo12bit (float3 sample)
{
return sample * 4095.0 / 65535.0;
}
float4 UnormTo12bit (float4 sample)
{
return sample * 4095.0 / 65535.0;
}
interface IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample);
};
class OutputRGBA : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
output.Plane0 = float4 (sample.rgb, sample.a * alphaFactor);
return output;
}
};
class OutputRGBAPremul : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
sample.a *= alphaFactor;
output.Plane0 = DoAlphaPremul (sample);
return output;
}
};
class OutputRGBx : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
output.Plane0 = float4 (sample.rgb, 1.0);
return output;
}
};
class OutputxRGB : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
output.Plane0 = float4 (0.0, sample.rgb);
return output;
}
};
class OutputARGB : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
output.Plane0 = sample.argb;
return output;
}
};
class OutputxBGR : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
output.Plane0 = float4 (0.0, sample.bgr);
return output;
}
};
class OutputABGR : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
output.Plane0 = sample.abgr;
return output;
}
};
class OutputVUYA : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
sample.a *= alphaFactor;
output.Plane0 = sample.zyxw;
return output;
}
};
class OutputAYUV : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
sample.a *= alphaFactor;
output.Plane0 = sample.wxyz;
return output;
}
};
class OutputRBGA : IOutputPacked
{
PS_OUTPUT_PACKED Build (float4 sample)
{
PS_OUTPUT_PACKED output;
sample.a *= alphaFactor;
output.Plane0 = sample.rbga;
return output;
}
};
interface IOutputLuma
{
PS_OUTPUT_LUMA Build (float4 sample);
};
class OutputLuma : IOutputLuma
{
PS_OUTPUT_LUMA Build (float4 sample)
{
PS_OUTPUT_LUMA output;
output.Plane0 = float4 (sample.x, 0, 0, 0);
return output;
}
};
class OutputLuma_10 : IOutputLuma
{
PS_OUTPUT_LUMA Build (float4 sample)
{
PS_OUTPUT_LUMA output;
output.Plane0 = float4 (UnormTo10bit (sample.x), 0, 0, 0);
return output;
}
};
class OutputLuma_12 : IOutputLuma
{
PS_OUTPUT_LUMA Build (float4 sample)
{
PS_OUTPUT_LUMA output;
output.Plane0 = float4 (UnormTo12bit (sample.x), 0, 0, 0);
return output;
}
};
interface IOutputChroma
{
PS_OUTPUT_CHROMA Build (float4 sample);
};
class OutputChromaNV12 : IOutputChroma
{
PS_OUTPUT_CHROMA Build (float4 sample)
{
PS_OUTPUT_CHROMA output;
output.Plane0 = float4 (sample.yz, 0, 0);
return output;
}
};
class OutputChromaNV21 : IOutputChroma
{
PS_OUTPUT_CHROMA Build (float4 sample)
{
PS_OUTPUT_CHROMA output;
output.Plane0 = float4 (sample.zy, 0, 0);
return output;
}
};
interface IOutputChromaPlanar
{
PS_OUTPUT_CHROMA_PLANAR Build (float4 sample);
};
class OutputChromaI420 : IOutputChromaPlanar
{
PS_OUTPUT_CHROMA_PLANAR Build (float4 sample)
{
PS_OUTPUT_CHROMA_PLANAR output;
output.Plane0 = float4 (sample.y, 0, 0, 0);
output.Plane1 = float4 (sample.z, 0, 0, 0);
return output;
}
};
class OutputChromaYV12 : IOutputChromaPlanar
{
PS_OUTPUT_CHROMA_PLANAR Build (float4 sample)
{
PS_OUTPUT_CHROMA_PLANAR output;
output.Plane0 = float4 (sample.z, 0, 0, 0);
output.Plane1 = float4 (sample.y, 0, 0, 0);
return output;
}
};
class OutputChromaI420_10 : IOutputChromaPlanar
{
PS_OUTPUT_CHROMA_PLANAR Build (float4 sample)
{
PS_OUTPUT_CHROMA_PLANAR output;
float2 scaled = UnormTo10bit (sample.yz);
output.Plane0 = float4 (scaled.x, 0, 0, 0);
output.Plane1 = float4 (scaled.y, 0, 0, 0);
return output;
}
};
class OutputChromaI420_12 : IOutputChromaPlanar
{
PS_OUTPUT_CHROMA_PLANAR Build (float4 sample)
{
PS_OUTPUT_CHROMA_PLANAR output;
float2 scaled = UnormTo12bit (sample.yz);
output.Plane0 = float4 (scaled.x, 0, 0, 0);
output.Plane1 = float4 (scaled.y, 0, 0, 0);
return output;
}
};
interface IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample);
};
class OutputY444 : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
output.Plane0 = float4 (sample.x, 0, 0, 0);
output.Plane1 = float4 (sample.y, 0, 0, 0);
output.Plane2 = float4 (sample.z, 0, 0, 0);
return output;
}
};
class OutputY444_10 : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
float3 scaled = UnormTo10bit (sample.xyz);
output.Plane0 = float4 (scaled.x, 0, 0, 0);
output.Plane1 = float4 (scaled.y, 0, 0, 0);
output.Plane2 = float4 (scaled.z, 0, 0, 0);
return output;
}
};
class OutputY444_12 : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
float3 scaled = UnormTo12bit (sample.xyz);
output.Plane0 = float4 (scaled.x, 0, 0, 0);
output.Plane1 = float4 (scaled.y, 0, 0, 0);
output.Plane2 = float4 (scaled.z, 0, 0, 0);
return output;
}
};
class OutputGBR : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
output.Plane0 = float4 (sample.g, 0, 0, 0);
output.Plane1 = float4 (sample.b, 0, 0, 0);
output.Plane2 = float4 (sample.r, 0, 0, 0);
return output;
}
};
class OutputGBR_10 : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
float3 scaled = UnormTo10bit (sample.rgb);
output.Plane0 = float4 (scaled.g, 0, 0, 0);
output.Plane1 = float4 (scaled.b, 0, 0, 0);
output.Plane2 = float4 (scaled.r, 0, 0, 0);
return output;
}
};
class OutputGBR_12 : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
float3 scaled = UnormTo12bit (sample.rgb);
output.Plane0 = float4 (scaled.g, 0, 0, 0);
output.Plane1 = float4 (scaled.b, 0, 0, 0);
output.Plane2 = float4 (scaled.r, 0, 0, 0);
return output;
}
};
class OutputRGBP : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
output.Plane0 = float4 (sample.r, 0, 0, 0);
output.Plane1 = float4 (sample.g, 0, 0, 0);
output.Plane2 = float4 (sample.b, 0, 0, 0);
return output;
}
};
class OutputBGRP : IOutputPlanar
{
PS_OUTPUT_PLANAR Build (float4 sample)
{
PS_OUTPUT_PLANAR output;
output.Plane0 = float4 (sample.b, 0, 0, 0);
output.Plane1 = float4 (sample.g, 0, 0, 0);
output.Plane2 = float4 (sample.r, 0, 0, 0);
return output;
}
};
interface IOutputPlanarFull
{
PS_OUTPUT_PLANAR_FULL Build (float4 sample);
};
class OutputGBRA : IOutputPlanarFull
{
PS_OUTPUT_PLANAR_FULL Build (float4 sample)
{
PS_OUTPUT_PLANAR_FULL output;
output.Plane0 = float4 (sample.g, 0, 0, 0);
output.Plane1 = float4 (sample.b, 0, 0, 0);
output.Plane2 = float4 (sample.r, 0, 0, 0);
output.Plane3 = float4 (sample.a * alphaFactor, 0, 0, 0);
return output;
}
};
class OutputGBRA_10 : IOutputPlanarFull
{
PS_OUTPUT_PLANAR_FULL Build (float4 sample)
{
PS_OUTPUT_PLANAR_FULL output;
float4 scaled;
sample.a *= alphaFactor;
scaled = UnormTo10bit (sample);
output.Plane0 = float4 (scaled.g, 0, 0, 0);
output.Plane1 = float4 (scaled.b, 0, 0, 0);
output.Plane2 = float4 (scaled.r, 0, 0, 0);
output.Plane3 = float4 (scaled.a, 0, 0, 0);
return output;
}
};
class OutputGBRA_12 : IOutputPlanarFull
{
PS_OUTPUT_PLANAR_FULL Build (float4 sample)
{
PS_OUTPUT_PLANAR_FULL output;
float4 scaled;
sample.a *= alphaFactor;
scaled = UnormTo12bit (sample);
output.Plane0 = float4 (scaled.g, 0, 0, 0);
output.Plane1 = float4 (scaled.b, 0, 0, 0);
output.Plane2 = float4 (scaled.r, 0, 0, 0);
output.Plane3 = float4 (scaled.a, 0, 0, 0);
return output;
}
};
OUTPUT_TYPE ENTRY_POINT (PS_INPUT input)
{
SAMPLER g_sampler;
CONVERTER g_converter;
OUTPUT_BUILDER g_builder;
return g_builder.Build (g_converter.Execute (g_sampler.Execute (input.Texture)));
}