1 files changed, 21 insertions, 0 deletions
diff --git a/thirdparty/cvtt/ConvectionKernels_Util.h b/thirdparty/cvtt/ConvectionKernels_Util.h
new file mode 100644
index 0000000000..c07b9bf2aa
--- /dev/null
+++ b/thirdparty/cvtt/ConvectionKernels_Util.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#include "ConvectionKernels_ParallelMath.h"
+
+namespace cvtt
+{
+    struct PixelBlockU8;
+    struct PixelBlockS8;
+    struct Options;
+}
+
+namespace cvtt
+{
+    namespace Util
+    {
+        // Signed input blocks are converted into unsigned space, with the maximum value being 254
+        void BiasSignedInput(PixelBlockU8 inputNormalized[ParallelMath::ParallelSize], const PixelBlockS8 inputSigned[ParallelMath::ParallelSize]);
+        void FillWeights(const Options &options, float channelWeights[4]);
+        void ComputeTweakFactors(int tweak, int range, float *outFactors);
+    }
+}