diff --git a/Gems/GradientSignal/Code/Source/ImageAsset.cpp b/Gems/GradientSignal/Code/Source/ImageAsset.cpp
index 6ccd9e0a2a..0f91a3ea08 100644
--- a/Gems/GradientSignal/Code/Source/ImageAsset.cpp
+++ b/Gems/GradientSignal/Code/Source/ImageAsset.cpp
@@ -19,81 +19,6 @@
 #include <GradientSignal/Util.h>
 #include <numeric>
 
-namespace
-{
-    template <ImageProcessingAtom::EPixelFormat>
-    float RetrieveValue(const AZ::u8* mem,  size_t index)
-    {
-        AZ_Assert(false, "Unimplemented!");
-        return 0.0f;
-    }
-
-    template <>
-    float RetrieveValue<ImageProcessingAtom::EPixelFormat::ePixelFormat_Unknown>([[maybe_unused]] const AZ::u8* mem, [[maybe_unused]]  size_t index)
-    {
-        return 0.0f;
-    }
-
-    template <>
-    float RetrieveValue<ImageProcessingAtom::EPixelFormat::ePixelFormat_R8>(const AZ::u8* mem,  size_t index)
-    {
-        return mem[index] / static_cast<float>(std::numeric_limits<AZ::u8>::max());
-    }
-
-    template <>
-    float RetrieveValue<ImageProcessingAtom::EPixelFormat::ePixelFormat_R16>(const AZ::u8* mem,  size_t index)
-    {
-        // 16 bits per channel
-        auto actualMem = reinterpret_cast<const AZ::u16*>(mem);
-        actualMem += index;
-
-        return *actualMem / static_cast<float>(std::numeric_limits<AZ::u16>::max());
-    }
-
-    template <>
-    float RetrieveValue<ImageProcessingAtom::EPixelFormat::ePixelFormat_R32>(const AZ::u8* mem,  size_t index)
-    {
-        // 32 bits per channel
-        auto actualMem = reinterpret_cast<const AZ::u32*>(mem);
-        actualMem += index;
-
-        return *actualMem / static_cast<float>(std::numeric_limits<AZ::u32>::max());
-    }
-
-    template <>
-    float RetrieveValue<ImageProcessingAtom::EPixelFormat::ePixelFormat_R32F>(const AZ::u8* mem,  size_t index)
-    {
-        // 32 bits per channel
-        auto actualMem = reinterpret_cast<const float*>(mem);
-        actualMem += index;
-
-        return *actualMem;
-    }
-
-    float RetrieveValue(const AZ::u8* mem, size_t index, ImageProcessingAtom::EPixelFormat format)
-    {
-        using namespace ImageProcessingAtom;
-
-        switch (format)
-        {
-        case ePixelFormat_R8:
-            return RetrieveValue<ePixelFormat_R8>(mem, index);
-
-        case ePixelFormat_R16:
-            return RetrieveValue<ePixelFormat_R16>(mem, index);
-
-        case ePixelFormat_R32:
-            return RetrieveValue<ePixelFormat_R32>(mem, index);
-
-        case ePixelFormat_R32F:
-            return RetrieveValue<ePixelFormat_R32F>(mem, index);
-
-        default:
-            return RetrieveValue<ePixelFormat_Unknown>(mem, index);
-        }
-    }
-}
-
 namespace GradientSignal
 {
     void ImageAsset::Reflect(AZ::ReflectContext* context)