Atlas - D3D9_PixelShader_YUV.hlsl
Home / ext / SDL / src / render / direct3d
Lines: 1 | Size: 958 bytes
[Download] [Show on GitHub] [Search similar files] [Raw] [Raw (proxy)] 
[FILE BEGIN]
1
2Texture2D theTextureY : register(t0);
3Texture2D theTextureU : register(t1);
4Texture2D theTextureV : register(t2);
5
6SamplerState theSampler = sampler_state
7{
8    addressU = Clamp;
9    addressV = Clamp;
10    mipfilter = NONE;
11    minfilter = LINEAR;
12    magfilter = LINEAR;
13};
14
15struct PixelShaderInput
16{
17    float4 pos : SV_POSITION;
18    float2 tex : TEXCOORD0;
19    float4 color : COLOR0;
20};
21
22cbuffer Constants : register(b0)
23{
24    float4 Yoffset;
25    float4 Rcoeff;
26    float4 Gcoeff;
27    float4 Bcoeff;
28};
29
30
31float4 main(PixelShaderInput input) : SV_TARGET
32{
33    float4 Output;
34
35    float3 yuv;
36    yuv.x = theTextureY.Sample(theSampler, input.tex).r;
37    yuv.y = theTextureU.Sample(theSampler, input.tex).r;
38    yuv.z = theTextureV.Sample(theSampler, input.tex).r;
39
40    yuv += Yoffset.xyz;
41    Output.r = dot(yuv, Rcoeff.xyz);
42    Output.g = dot(yuv, Gcoeff.xyz);
43    Output.b = dot(yuv, Bcoeff.xyz);
44    Output.a = 1.0f;
45
46    return Output * input.color;
47}
48
[FILE END]
(C) 2025 0x4248
(C) 2025 4248 Media and 4248 Systems, All part of 0x4248
See LICENCE files for more information. Not all files are by 0x4248 always check Licencing.