Render luma onto nv12 surface

2021-04-30 20:01:15 +02:00
parent fe8c2ceab9
commit 127b5501d9
9 changed files with 601 additions and 132 deletions
@@ -0,0 +1,27 @@
+//--------------------------------------------------------------------------------------
+// CombinedUVMipsPS.hlsl
+//--------------------------------------------------------------------------------------
+Texture2D txInputU : register(t0);
+Texture2D txInputV : register(t1);
+Texture1D txInputShift : register(t2);
+
+SamplerState GenericSampler : register(s0);
+
+struct PS_INPUT
+{
+	float4 Pos : SV_POSITION;
+	float2 Tex : TEXCOORD;
+};
+
+//--------------------------------------------------------------------------------------
+// Pixel Shader
+//--------------------------------------------------------------------------------------
+float PS(PS_INPUT input) : SV_Target
+{
+	float fShift = (float)txInputShift.Sample(GenericSampler, input.Tex.x);
+
+	if(fShift == 0.0f)
+		return (float)txInputU.SampleLevel(GenericSampler, input.Tex, 1.0f);
+	else
+		return (float)txInputV.SampleLevel(GenericSampler, input.Tex, 1.0f);
+}