Gray8 => L8

src/ImageSharp/Advanced/AotCompilerTools.cs

@@ -49,7 +49,7 @@ namespace SixLabors.ImageSharp.Advanced
             Seed<Bgra5551>();
             Seed<Byte4>();
             Seed<Gray16>();
-            Seed<Gray8>();
+            Seed<L8>();
             Seed<HalfSingle>();
             Seed<HalfVector2>();
             Seed<HalfVector4>();

src/ImageSharp/Formats/Bmp/BmpEncoderCore.cs

@@ -315,11 +315,11 @@ namespace SixLabors.ImageSharp.Formats.Bmp
         private void Write8Bit<TPixel>(Stream stream, ImageFrame<TPixel> image)
             where TPixel : struct, IPixel<TPixel>
         {
-            bool isGray8 = typeof(TPixel) == typeof(Gray8);
+            bool isL8 = typeof(TPixel) == typeof(L8);
             using (IMemoryOwner<byte> colorPaletteBuffer = this.memoryAllocator.AllocateManagedByteBuffer(ColorPaletteSize8Bit, AllocationOptions.Clean))
             {
                 Span<byte> colorPalette = colorPaletteBuffer.GetSpan();
-                if (isGray8)
+                if (isL8)
                 {
                     this.Write8BitGray(stream, image, colorPalette);
                 }

src/ImageSharp/Formats/Jpeg/JpegDecoderCore.cs

@@ -216,7 +216,7 @@ namespace SixLabors.ImageSharp.Formats.Jpeg
             this.InitIccProfile();
             this.InitDerivedMetadataProperties();
             return this.ColorSpace == JpegColorSpace.Grayscale
-                ? (Image)this.PostProcessIntoImage<Gray8>()
+                ? (Image)this.PostProcessIntoImage<L8>()
                 : this.PostProcessIntoImage<Rgb24>();
         }
 

src/ImageSharp/Formats/Png/PngDecoderCore.cs

@@ -659,7 +659,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                         rowSpan,
                         pngMetadata.HasTransparency,
                         pngMetadata.TransparentGray16.GetValueOrDefault(),
-                        pngMetadata.TransparentGray8.GetValueOrDefault());
+                        pngMetadata.TransparentL8.GetValueOrDefault());
 
                     break;
 
@@ -743,7 +743,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                         increment,
                         pngMetadata.HasTransparency,
                         pngMetadata.TransparentGray16.GetValueOrDefault(),
-                        pngMetadata.TransparentGray8.GetValueOrDefault());
+                        pngMetadata.TransparentL8.GetValueOrDefault());
 
                     break;
 
@@ -841,7 +841,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                     }
                     else
                     {
-                        pngMetadata.TransparentGray8 = new Gray8(ReadByteLittleEndian(alpha, 0));
+                        pngMetadata.TransparentL8 = new L8(ReadByteLittleEndian(alpha, 0));
                     }
 
                     pngMetadata.HasTransparency = true;

src/ImageSharp/Formats/Png/PngEncoderCore.cs

@@ -218,7 +218,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                     if (this.bitDepth == 8)
                     {
                         // 8 bit grayscale
-                        PixelOperations<TPixel>.Instance.ToGray8Bytes(
+                        PixelOperations<TPixel>.Instance.ToL8Bytes(
                             this.configuration,
                             rowSpan,
                             rawScanlineSpan,
@@ -235,7 +235,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                             Span<byte> tempSpan = temp.GetSpan();
 
                             // We need to first create an array of luminance bytes then scale them down to the correct bit depth.
-                            PixelOperations<TPixel>.Instance.ToGray8Bytes(
+                            PixelOperations<TPixel>.Instance.ToL8Bytes(
                                 this.configuration,
                                 rowSpan,
                                 tempSpan,
@@ -766,10 +766,10 @@ namespace SixLabors.ImageSharp.Formats.Png
                     BinaryPrimitives.WriteUInt16LittleEndian(alpha, pngMetadata.TransparentGray16.Value.PackedValue);
                     this.WriteChunk(stream, PngChunkType.Transparency, this.chunkDataBuffer, 0, 2);
                 }
-                else if (pngMetadata.TransparentGray8.HasValue)
+                else if (pngMetadata.TransparentL8.HasValue)
                 {
                     alpha.Clear();
-                    alpha[1] = pngMetadata.TransparentGray8.Value.PackedValue;
+                    alpha[1] = pngMetadata.TransparentL8.Value.PackedValue;
                     this.WriteChunk(stream, PngChunkType.Transparency, this.chunkDataBuffer, 0, 2);
                 }
             }

src/ImageSharp/Formats/Png/PngMetaData.cs

@@ -29,7 +29,7 @@ namespace SixLabors.ImageSharp.Formats.Png
             this.Gamma = other.Gamma;
             this.InterlaceMethod = other.InterlaceMethod;
             this.HasTransparency = other.HasTransparency;
-            this.TransparentGray8 = other.TransparentGray8;
+            this.TransparentL8 = other.TransparentL8;
             this.TransparentGray16 = other.TransparentGray16;
             this.TransparentRgb24 = other.TransparentRgb24;
             this.TransparentRgb48 = other.TransparentRgb48;
@@ -77,7 +77,7 @@ namespace SixLabors.ImageSharp.Formats.Png
         /// Gets or sets the 8 bit grayscale transparent color.
         /// This represents any color in an 8 bit grayscale encoded png that should be transparent.
         /// </summary>
-        public Gray8? TransparentGray8 { get; set; }
+        public L8? TransparentL8 { get; set; }
 
         /// <summary>
         /// Gets or sets the 16 bit grayscale transparent color.

src/ImageSharp/Formats/Png/PngScanlineProcessor.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Six Labors and contributors.
+// Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
 using System;
@@ -21,7 +21,7 @@ namespace SixLabors.ImageSharp.Formats.Png
             Span<TPixel> rowSpan,
             bool hasTrans,
             Gray16 luminance16Trans,
-            Gray8 luminanceTrans)
+            L8 luminanceTrans)
             where TPixel : struct, IPixel<TPixel>
         {
             TPixel pixel = default;
@@ -45,7 +45,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                     for (int x = 0; x < header.Width; x++)
                     {
                         byte luminance = (byte)(Unsafe.Add(ref scanlineSpanRef, x) * scaleFactor);
-                        pixel.FromGray8(new Gray8(luminance));
+                        pixel.FromL8(new L8(luminance));
                         Unsafe.Add(ref rowSpanRef, x) = pixel;
                     }
                 }
@@ -94,7 +94,7 @@ namespace SixLabors.ImageSharp.Formats.Png
             int increment,
             bool hasTrans,
             Gray16 luminance16Trans,
-            Gray8 luminanceTrans)
+            L8 luminanceTrans)
             where TPixel : struct, IPixel<TPixel>
         {
             TPixel pixel = default;
@@ -118,7 +118,7 @@ namespace SixLabors.ImageSharp.Formats.Png
                     for (int x = pixelOffset, o = 0; x < header.Width; x += increment, o++)
                     {
                         byte luminance = (byte)(Unsafe.Add(ref scanlineSpanRef, o) * scaleFactor);
-                        pixel.FromGray8(new Gray8(luminance));
+                        pixel.FromL8(new L8(luminance));
                         Unsafe.Add(ref rowSpanRef, x) = pixel;
                     }
                 }
@@ -576,4 +576,4 @@ namespace SixLabors.ImageSharp.Formats.Png
             }
         }
     }
-}
+}

src/ImageSharp/Formats/Tga/TgaDecoderCore.cs

@@ -301,7 +301,7 @@ namespace SixLabors.ImageSharp.Formats.Tga
                         switch (colorMapPixelSizeInBytes)
                         {
                             case 1:
-                                color.FromGray8(Unsafe.As<byte, Gray8>(ref palette[bufferSpan[idx] * colorMapPixelSizeInBytes]));
+                                color.FromL8(Unsafe.As<byte, L8>(ref palette[bufferSpan[idx] * colorMapPixelSizeInBytes]));
                                 break;
                             case 2:
                                 // Set alpha value to 1, to treat it as opaque for Bgra5551.
@@ -341,7 +341,7 @@ namespace SixLabors.ImageSharp.Formats.Tga
                     this.currentStream.Read(row);
                     int newY = Invert(y, height, inverted);
                     Span<TPixel> pixelSpan = pixels.GetRowSpan(newY);
-                    PixelOperations<TPixel>.Instance.FromGray8Bytes(
+                    PixelOperations<TPixel>.Instance.FromL8Bytes(
                         this.configuration,
                         row.GetSpan(),
                         pixelSpan,
@@ -467,7 +467,7 @@ namespace SixLabors.ImageSharp.Formats.Tga
                         switch (bytesPerPixel)
                         {
                             case 1:
-                                color.FromGray8(Unsafe.As<byte, Gray8>(ref bufferSpan[idx]));
+                                color.FromL8(Unsafe.As<byte, L8>(ref bufferSpan[idx]));
                                 break;
                             case 2:
                                 // Set alpha value to 1, to treat it as opaque for Bgra5551.

src/ImageSharp/Formats/Tga/TgaEncoderCore.cs

@@ -251,7 +251,7 @@ namespace SixLabors.ImageSharp.Formats.Tga
                 for (int y = pixels.Height - 1; y >= 0; y--)
                 {
                     Span<TPixel> pixelSpan = pixels.GetRowSpan(y);
-                    PixelOperations<TPixel>.Instance.ToGray8Bytes(
+                    PixelOperations<TPixel>.Instance.ToL8Bytes(
                         this.configuration,
                         pixelSpan,
                         row.GetSpan(),

src/ImageSharp/ImageSharp.csproj

@@ -76,10 +76,10 @@
       <AutoGen>True</AutoGen>
       <DependentUpon>Bgra32.PixelOperations.Generated.tt</DependentUpon>
     </Compile>
-    <Compile Update="PixelFormats\PixelImplementations\Generated\Gray8.PixelOperations.Generated.cs">
+    <Compile Update="PixelFormats\PixelImplementations\Generated\L8.PixelOperations.Generated.cs">
       <DesignTime>True</DesignTime>
       <AutoGen>True</AutoGen>
-      <DependentUpon>Gray8.PixelOperations.Generated.tt</DependentUpon>
+      <DependentUpon>L8.PixelOperations.Generated.tt</DependentUpon>
     </Compile>
     <Compile Update="PixelFormats\PixelImplementations\Generated\Gray16.PixelOperations.Generated.cs">
       <DesignTime>True</DesignTime>
@@ -151,9 +151,9 @@
       <Generator>TextTemplatingFileGenerator</Generator>
       <LastGenOutput>Bgra32.PixelOperations.Generated.cs</LastGenOutput>
     </None>
-    <None Update="PixelFormats\PixelImplementations\Generated\Gray8.PixelOperations.Generated.tt">
+    <None Update="PixelFormats\PixelImplementations\Generated\L8.PixelOperations.Generated.tt">
       <Generator>TextTemplatingFileGenerator</Generator>
-      <LastGenOutput>Gray8.PixelOperations.Generated.cs</LastGenOutput>
+      <LastGenOutput>L8.PixelOperations.Generated.cs</LastGenOutput>
     </None>
     <None Update="PixelFormats\PixelImplementations\Generated\Gray16.PixelOperations.Generated.tt">
       <Generator>TextTemplatingFileGenerator</Generator>

src/ImageSharp/PixelFormats/IPixel.cs

@@ -80,10 +80,10 @@ namespace SixLabors.ImageSharp.PixelFormats
         void FromBgra32(Bgra32 source);
 
         /// <summary>
-        /// Initializes the pixel instance from an <see cref="Gray8"/> value.
+        /// Initializes the pixel instance from an <see cref="L8"/> value.
         /// </summary>
-        /// <param name="source">The <see cref="Gray8"/> value.</param>
-        void FromGray8(Gray8 source);
+        /// <param name="source">The <see cref="L8"/> value.</param>
+        void FromL8(L8 source);
 
         /// <summary>
         /// Initializes the pixel instance from an <see cref="Gray16"/> value.

src/ImageSharp/PixelFormats/PixelImplementations/A8.cs

@@ -93,7 +93,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.PackedValue = byte.MaxValue;
+        public void FromL8(L8 source) => this.PackedValue = byte.MaxValue;
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Argb32.cs

@@ -229,7 +229,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             this.R = source.PackedValue;
             this.G = source.PackedValue;

src/ImageSharp/PixelFormats/PixelImplementations/Bgr24.cs

@@ -140,7 +140,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             this.R = source.PackedValue;
             this.G = source.PackedValue;

src/ImageSharp/PixelFormats/PixelImplementations/Bgr565.cs

@@ -101,7 +101,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Bgra32.cs

@@ -185,7 +185,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             this.R = source.PackedValue;
             this.G = source.PackedValue;

src/ImageSharp/PixelFormats/PixelImplementations/Bgra4444.cs

@@ -104,7 +104,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Bgra5551.cs

@@ -105,7 +105,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Byte4.cs

@@ -101,7 +101,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Argb32.PixelOperations.Generated.cs

@@ -134,18 +134,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Argb32> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Argb32> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Argb32 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Argb32 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromArgb32(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Bgr24.PixelOperations.Generated.cs

@@ -91,18 +91,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Bgr24> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Bgr24> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Bgr24 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Bgr24 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromBgr24(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Bgra32.PixelOperations.Generated.cs

@@ -134,18 +134,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Bgra32> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Bgra32> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Bgra32 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Bgra32 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromBgra32(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Gray16.PixelOperations.Generated.cs

@@ -97,18 +97,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Gray16> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Gray16> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Gray16 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Gray16 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromGray16(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Gray8.PixelOperations.Generated.cs → src/ImageSharp/PixelFormats/PixelImplementations/Generated/L8.PixelOperations.Generated.cs

@@ -16,15 +16,15 @@ namespace SixLabors.ImageSharp.PixelFormats
     /// <content>
     /// Provides optimized overrides for bulk operations.
     /// </content>
-    public partial struct Gray8
+    public partial struct L8
     {
         /// <summary>
         /// Provides optimized overrides for bulk operations.
         /// </summary>
-        internal class PixelOperations : PixelOperations<Gray8>
+        internal class PixelOperations : PixelOperations<L8>
         {
             /// <inheritdoc />
-            internal override void FromGray8(Configuration configuration, ReadOnlySpan<Gray8> source, Span<Gray8> destPixels)
+            internal override void FromL8(Configuration configuration, ReadOnlySpan<L8> source, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(source, destPixels, nameof(destPixels));
@@ -33,7 +33,7 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
@@ -43,155 +43,155 @@ namespace SixLabors.ImageSharp.PixelFormats
 
 
             /// <inheritdoc />
-            internal override void ToArgb32(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Argb32> destPixels)
+            internal override void ToArgb32(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Argb32> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Argb32 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Argb32 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToBgr24(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Bgr24> destPixels)
+            internal override void ToBgr24(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Bgr24> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Bgr24 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Bgr24 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToBgra32(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Bgra32> destPixels)
+            internal override void ToBgra32(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Bgra32> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Bgra32 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Bgra32 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToGray16(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Gray16> destPixels)
+            internal override void ToGray16(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Gray16> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Gray16 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Gray16 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToRgb24(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Rgb24> destPixels)
+            internal override void ToRgb24(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Rgb24> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Rgb24 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Rgb24 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToRgba32(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Rgba32> destPixels)
+            internal override void ToRgba32(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Rgba32> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Rgba32 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Rgba32 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToRgb48(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Rgb48> destPixels)
+            internal override void ToRgb48(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Rgb48> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Rgb48 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Rgb48 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
 
             /// <inheritdoc />
-            internal override void ToRgba64(Configuration configuration, ReadOnlySpan<Gray8> sourcePixels, Span<Rgba64> destPixels)
+            internal override void ToRgba64(Configuration configuration, ReadOnlySpan<L8> sourcePixels, Span<Rgba64> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
-                ref Gray8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
+                ref L8 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
                 ref Rgba64 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
-                    ref Gray8 sp = ref Unsafe.Add(ref sourceRef, i);
+                    ref L8 sp = ref Unsafe.Add(ref sourceRef, i);
                     ref Rgba64 dp = ref Unsafe.Add(ref destRef, i);
 
-                    dp.FromGray8(sp);
+                    dp.FromL8(sp);
                 }
             }
             /// <inheritdoc />
             internal override void From<TSourcePixel>(
                 Configuration configuration,
                 ReadOnlySpan<TSourcePixel> sourcePixels,
-                Span<Gray8> destinationPixels)
+                Span<L8> destinationPixels)
             {
-                PixelOperations<TSourcePixel>.Instance.ToGray8(configuration, sourcePixels, destinationPixels);
+                PixelOperations<TSourcePixel>.Instance.ToL8(configuration, sourcePixels, destinationPixels);
             }
         }
     }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Gray8.PixelOperations.Generated.tt → src/ImageSharp/PixelFormats/PixelImplementations/Generated/L8.PixelOperations.Generated.tt

@@ -6,14 +6,14 @@ namespace SixLabors.ImageSharp.PixelFormats
     /// <content>
     /// Provides optimized overrides for bulk operations.
     /// </content>
-    public partial struct Gray8
+    public partial struct L8
     {
         /// <summary>
         /// Provides optimized overrides for bulk operations.
         /// </summary>
-        internal class PixelOperations : PixelOperations<Gray8>
+        internal class PixelOperations : PixelOperations<L8>
         {
-            <# GenerateAllDefaultConversionMethods("Gray8"); #>
+            <# GenerateAllDefaultConversionMethods("L8"); #>
         }
     }
 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Rgb24.PixelOperations.Generated.cs

@@ -108,18 +108,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Rgb24> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Rgb24> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Rgb24 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Rgb24 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromRgb24(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Rgb48.PixelOperations.Generated.cs

@@ -97,18 +97,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Rgb48> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Rgb48> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Rgb48 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Rgb48 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromRgb48(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Rgba32.PixelOperations.Generated.cs

@@ -123,18 +123,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Rgba32> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Rgba32> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Rgba32 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Rgba32 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromRgba32(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/Rgba64.PixelOperations.Generated.cs

@@ -97,18 +97,18 @@ namespace SixLabors.ImageSharp.PixelFormats
             }
 
             /// <inheritdoc />
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<Rgba64> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<Rgba64> sourcePixels, Span<L8> destPixels)
             {
                 Guard.NotNull(configuration, nameof(configuration));
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Rgba64 sourceRef = ref MemoryMarshal.GetReference(sourcePixels);
-                ref Gray8 destRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Rgba64 sp = ref Unsafe.Add(ref sourceRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destRef, i);
 
                     dp.FromRgba64(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/Generated/_Common.ttinclude

@@ -15,7 +15,7 @@ using System.Numerics;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 <#+
-    static readonly string[] CommonPixelTypes = { "Argb32", "Bgr24", "Bgra32", "Gray8", "Gray16", "Rgb24", "Rgba32", "Rgb48", "Rgba64" };
+    static readonly string[] CommonPixelTypes = { "Argb32", "Bgr24", "Bgra32", "L8", "Gray16", "Rgb24", "Rgba32", "Rgb48", "Rgba64" };
 
     static readonly string[] Optimized32BitTypes = { "Rgba32", "Argb32", "Bgra32" };
 

src/ImageSharp/PixelFormats/PixelImplementations/Gray16.cs

@@ -106,7 +106,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.PackedValue = ImageMaths.UpscaleFrom8BitTo16Bit(source.PackedValue);
+        public void FromL8(L8 source) => this.PackedValue = ImageMaths.UpscaleFrom8BitTo16Bit(source.PackedValue);
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/HalfSingle.cs

@@ -94,7 +94,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/HalfVector2.cs

@@ -105,7 +105,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/HalfVector4.cs

@@ -113,7 +113,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Gray8.cs → src/ImageSharp/PixelFormats/PixelImplementations/L8.cs

@@ -7,49 +7,49 @@ using System.Runtime.CompilerServices;
 namespace SixLabors.ImageSharp.PixelFormats
 {
     /// <summary>
-    /// Packed pixel type containing a single 8 bit normalized gray values.
+    /// Packed pixel type containing a single 8 bit normalized luminance value.
     /// <para>
     /// Ranges from [0, 0, 0, 1] to [1, 1, 1, 1] in vector form.
     /// </para>
     /// </summary>
-    public partial struct Gray8 : IPixel<Gray8>, IPackedVector<byte>
+    public partial struct L8 : IPixel<L8>, IPackedVector<byte>
     {
         private static readonly Vector4 MaxBytes = new Vector4(255F);
         private static readonly Vector4 Half = new Vector4(0.5F);
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="Gray8"/> struct.
+        /// Initializes a new instance of the <see cref="L8"/> struct.
         /// </summary>
         /// <param name="luminance">The luminance component.</param>
-        public Gray8(byte luminance) => this.PackedValue = luminance;
+        public L8(byte luminance) => this.PackedValue = luminance;
 
         /// <inheritdoc />
         public byte PackedValue { get; set; }
 
         /// <summary>
-        /// Compares two <see cref="Gray8"/> objects for equality.
+        /// Compares two <see cref="L8"/> objects for equality.
         /// </summary>
-        /// <param name="left">The <see cref="Gray8"/> on the left side of the operand.</param>
-        /// <param name="right">The <see cref="Gray8"/> on the right side of the operand.</param>
+        /// <param name="left">The <see cref="L8"/> on the left side of the operand.</param>
+        /// <param name="right">The <see cref="L8"/> on the right side of the operand.</param>
         /// <returns>
         /// True if the <paramref name="left"/> parameter is equal to the <paramref name="right"/> parameter; otherwise, false.
         /// </returns>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public static bool operator ==(Gray8 left, Gray8 right) => left.Equals(right);
+        public static bool operator ==(L8 left, L8 right) => left.Equals(right);
 
         /// <summary>
-        /// Compares two <see cref="Gray8"/> objects for equality.
+        /// Compares two <see cref="L8"/> objects for equality.
         /// </summary>
-        /// <param name="left">The <see cref="Gray8"/> on the left side of the operand.</param>
-        /// <param name="right">The <see cref="Gray8"/> on the right side of the operand.</param>
+        /// <param name="left">The <see cref="L8"/> on the left side of the operand.</param>
+        /// <param name="right">The <see cref="L8"/> on the right side of the operand.</param>
         /// <returns>
         /// True if the <paramref name="left"/> parameter is not equal to the <paramref name="right"/> parameter; otherwise, false.
         /// </returns>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public static bool operator !=(Gray8 left, Gray8 right) => !left.Equals(right);
+        public static bool operator !=(L8 left, L8 right) => !left.Equals(right);
 
         /// <inheritdoc />
-        public PixelOperations<Gray8> CreatePixelOperations() => new PixelOperations();
+        public PixelOperations<L8> CreatePixelOperations() => new PixelOperations();
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
@@ -89,7 +89,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.PackedValue = source.PackedValue;
+        public void FromL8(L8 source) => this.PackedValue = source.PackedValue;
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
@@ -130,14 +130,14 @@ namespace SixLabors.ImageSharp.PixelFormats
                 ImageMaths.DownScaleFrom16BitTo8Bit(source.B));
 
         /// <inheritdoc />
-        public override bool Equals(object obj) => obj is Gray8 other && this.Equals(other);
+        public override bool Equals(object obj) => obj is L8 other && this.Equals(other);
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]
-        public bool Equals(Gray8 other) => this.PackedValue.Equals(other.PackedValue);
+        public bool Equals(L8 other) => this.PackedValue.Equals(other.PackedValue);
 
         /// <inheritdoc />
-        public override string ToString() => $"Gray8({this.PackedValue})";
+        public override string ToString() => $"L8({this.PackedValue})";
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte2.cs

@@ -115,7 +115,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte4.cs

@@ -116,7 +116,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort2.cs

@@ -111,7 +111,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort4.cs

@@ -118,7 +118,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Rg32.cs

@@ -99,7 +99,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Rgb24.cs

@@ -155,7 +155,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             this.R = source.PackedValue;
             this.G = source.PackedValue;

src/ImageSharp/PixelFormats/PixelImplementations/Rgb48.cs

@@ -132,7 +132,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             ushort rgb = ImageMaths.UpscaleFrom8BitTo16Bit(source.PackedValue);
             this.R = rgb;

src/ImageSharp/PixelFormats/PixelImplementations/Rgba1010102.cs

@@ -105,7 +105,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Rgba32.cs

@@ -307,7 +307,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             this.R = source.PackedValue;
             this.G = source.PackedValue;

src/ImageSharp/PixelFormats/PixelImplementations/Rgba64.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Six Labors and contributors.
+// Copyright (c) Six Labors and contributors.
 // Licensed under the Apache License, Version 2.0.
 
 using System;
@@ -256,7 +256,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source)
+        public void FromL8(L8 source)
         {
             ushort rgb = ImageMaths.UpscaleFrom8BitTo16Bit(source.PackedValue);
             this.R = rgb;
@@ -399,4 +399,4 @@ namespace SixLabors.ImageSharp.PixelFormats
         [MethodImpl(InliningOptions.ShortMethod)]
         public override int GetHashCode() => this.PackedValue.GetHashCode();
     }
-}
+}

src/ImageSharp/PixelFormats/PixelImplementations/RgbaVector.PixelOperations.cs

@@ -46,17 +46,17 @@ namespace SixLabors.ImageSharp.PixelFormats
                 Vector4Converters.ApplyForwardConversionModifiers(destVectors, modifiers);
             }
 
-            internal override void ToGray8(Configuration configuration, ReadOnlySpan<RgbaVector> sourcePixels, Span<Gray8> destPixels)
+            internal override void ToL8(Configuration configuration, ReadOnlySpan<RgbaVector> sourcePixels, Span<L8> destPixels)
             {
                 Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
                 ref Vector4 sourceBaseRef = ref Unsafe.As<RgbaVector, Vector4>(ref MemoryMarshal.GetReference(sourcePixels));
-                ref Gray8 destBaseRef = ref MemoryMarshal.GetReference(destPixels);
+                ref L8 destBaseRef = ref MemoryMarshal.GetReference(destPixels);
 
                 for (int i = 0; i < sourcePixels.Length; i++)
                 {
                     ref Vector4 sp = ref Unsafe.Add(ref sourceBaseRef, i);
-                    ref Gray8 dp = ref Unsafe.Add(ref destBaseRef, i);
+                    ref L8 dp = ref Unsafe.Add(ref destBaseRef, i);
 
                     dp.ConvertFromRgbaScaledVector4(sp);
                 }

src/ImageSharp/PixelFormats/PixelImplementations/RgbaVector.cs

@@ -140,7 +140,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc />
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Short2.cs

@@ -117,7 +117,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelImplementations/Short4.cs

@@ -122,7 +122,7 @@ namespace SixLabors.ImageSharp.PixelFormats
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]
-        public void FromGray8(Gray8 source) => this.FromScaledVector4(source.ToScaledVector4());
+        public void FromL8(L8 source) => this.FromScaledVector4(source.ToScaledVector4());
 
         /// <inheritdoc/>
         [MethodImpl(InliningOptions.ShortMethod)]

src/ImageSharp/PixelFormats/PixelOperations{TPixel}.Generated.cs

@@ -227,75 +227,75 @@ namespace SixLabors.ImageSharp.PixelFormats
         }
 
         /// <summary>
-        /// Converts all pixels in 'source` span of <see cref="Gray8"/> into a span of <typeparamref name="TPixel"/>-s.
+        /// Converts all pixels in 'source` span of <see cref="L8"/> into a span of <typeparamref name="TPixel"/>-s.
         /// </summary>
         /// <param name="configuration">A <see cref="Configuration"/> to configure internal operations</param>
-        /// <param name="source">The source <see cref="Span{T}"/> of <see cref="Gray8"/> data.</param>
+        /// <param name="source">The source <see cref="Span{T}"/> of <see cref="L8"/> data.</param>
         /// <param name="destPixels">The <see cref="Span{T}"/> to the destination pixels.</param>
-        internal virtual void FromGray8(Configuration configuration, ReadOnlySpan<Gray8> source, Span<TPixel> destPixels)
+        internal virtual void FromL8(Configuration configuration, ReadOnlySpan<L8> source, Span<TPixel> destPixels)
         {
             Guard.DestinationShouldNotBeTooShort(source, destPixels, nameof(destPixels));
             
-            ref Gray8 sourceBaseRef = ref MemoryMarshal.GetReference(source);
+            ref L8 sourceBaseRef = ref MemoryMarshal.GetReference(source);
             ref TPixel destBaseRef = ref MemoryMarshal.GetReference(destPixels);
 
             for (int i = 0; i < source.Length; i++)
             {
-                ref Gray8 sp = ref Unsafe.Add(ref sourceBaseRef, i);
+                ref L8 sp = ref Unsafe.Add(ref sourceBaseRef, i);
                 ref TPixel dp = ref Unsafe.Add(ref destBaseRef, i);
 
-                dp.FromGray8(sp);
+                dp.FromL8(sp);
             }
         }
 
         /// <summary>
-        /// A helper for <see cref="FromGray8(Configuration, ReadOnlySpan{Gray8}, Span{TPixel})"/> that expects a byte span.
-        /// The layout of the data in 'sourceBytes' must be compatible with <see cref="Gray8"/> layout.
+        /// A helper for <see cref="FromL8(Configuration, ReadOnlySpan{L8}, Span{TPixel})"/> that expects a byte span.
+        /// The layout of the data in 'sourceBytes' must be compatible with <see cref="L8"/> layout.
         /// </summary>
         /// <param name="configuration">A <see cref="Configuration"/> to configure internal operations</param>
         /// <param name="sourceBytes">The <see cref="ReadOnlySpan{T}"/> to the source bytes.</param>
         /// <param name="destPixels">The <see cref="Span{T}"/> to the destination pixels.</param>
         /// <param name="count">The number of pixels to convert.</param>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        internal void FromGray8Bytes(Configuration configuration, ReadOnlySpan<byte> sourceBytes, Span<TPixel> destPixels, int count)
+        internal void FromL8Bytes(Configuration configuration, ReadOnlySpan<byte> sourceBytes, Span<TPixel> destPixels, int count)
         {
-            this.FromGray8(configuration, MemoryMarshal.Cast<byte, Gray8>(sourceBytes).Slice(0, count), destPixels);
+            this.FromL8(configuration, MemoryMarshal.Cast<byte, L8>(sourceBytes).Slice(0, count), destPixels);
         }
 
         /// <summary>
-        /// Converts all pixels of the 'sourcePixels` span to a span of <see cref="Gray8"/>-s.
+        /// Converts all pixels of the 'sourcePixels` span to a span of <see cref="L8"/>-s.
         /// </summary>
         /// <param name="configuration">A <see cref="Configuration"/> to configure internal operations</param>
         /// <param name="sourcePixels">The span of source pixels</param>
-        /// <param name="destPixels">The destination span of <see cref="Gray8"/> data.</param>
-        internal virtual void ToGray8(Configuration configuration, ReadOnlySpan<TPixel> sourcePixels, Span<Gray8> destPixels)
+        /// <param name="destPixels">The destination span of <see cref="L8"/> data.</param>
+        internal virtual void ToL8(Configuration configuration, ReadOnlySpan<TPixel> sourcePixels, Span<L8> destPixels)
         {
             Guard.DestinationShouldNotBeTooShort(sourcePixels, destPixels, nameof(destPixels));
 
             ref TPixel sourceBaseRef = ref MemoryMarshal.GetReference(sourcePixels);
-            ref Gray8 destBaseRef = ref MemoryMarshal.GetReference(destPixels);
+            ref L8 destBaseRef = ref MemoryMarshal.GetReference(destPixels);
 
             for (int i = 0; i < sourcePixels.Length; i++)
             {
                 ref TPixel sp = ref Unsafe.Add(ref sourceBaseRef, i);
-                ref Gray8 dp = ref Unsafe.Add(ref destBaseRef, i);
+                ref L8 dp = ref Unsafe.Add(ref destBaseRef, i);
 
                 dp.FromScaledVector4(sp.ToScaledVector4());
             }
         }
 
         /// <summary>
-        /// A helper for <see cref="ToGray8(Configuration, ReadOnlySpan{TPixel}, Span{Gray8})"/> that expects a byte span as destination.
-        /// The layout of the data in 'destBytes' must be compatible with <see cref="Gray8"/> layout.
+        /// A helper for <see cref="ToL8(Configuration, ReadOnlySpan{TPixel}, Span{L8})"/> that expects a byte span as destination.
+        /// The layout of the data in 'destBytes' must be compatible with <see cref="L8"/> layout.
         /// </summary>
         /// <param name="configuration">A <see cref="Configuration"/> to configure internal operations</param>
         /// <param name="sourcePixels">The <see cref="Span{T}"/> to the source pixels.</param>
         /// <param name="destBytes">The <see cref="Span{T}"/> to the destination bytes.</param>
         /// <param name="count">The number of pixels to convert.</param>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        internal void ToGray8Bytes(Configuration configuration, ReadOnlySpan<TPixel> sourcePixels, Span<byte> destBytes, int count)
+        internal void ToL8Bytes(Configuration configuration, ReadOnlySpan<TPixel> sourcePixels, Span<byte> destBytes, int count)
         {
-            this.ToGray8(configuration, sourcePixels.Slice(0, count), MemoryMarshal.Cast<byte, Gray8>(destBytes));
+            this.ToL8(configuration, sourcePixels.Slice(0, count), MemoryMarshal.Cast<byte, L8>(destBytes));
         }
 
         /// <summary>

src/ImageSharp/PixelFormats/PixelOperations{TPixel}.Generated.tt

@@ -118,8 +118,8 @@ namespace SixLabors.ImageSharp.PixelFormats
     GenerateFromMethods("Bgra32");
     GenerateToDestFormatMethods("Bgra32");
 
-    GenerateFromMethods("Gray8");
-    GenerateToDestFormatMethods("Gray8");
+    GenerateFromMethods("L8");
+    GenerateToDestFormatMethods("L8");
 
     GenerateFromMethods("Gray16");
     GenerateToDestFormatMethods("Gray16");

tests/ImageSharp.Tests/Formats/Bmp/BmpEncoderTests.cs

@@ -167,7 +167,7 @@ namespace SixLabors.ImageSharp.Tests.Formats.Bmp
             where TPixel : struct, IPixel<TPixel> => TestBmpEncoderCore(provider, bitsPerPixel, supportTransparency: true);
 
         [Theory]
-        [WithFile(Bit8Gs, PixelTypes.Gray8, BmpBitsPerPixel.Pixel8)]
+        [WithFile(Bit8Gs, PixelTypes.L8, BmpBitsPerPixel.Pixel8)]
         public void Encode_8BitGray_WithV3Header_Works<TPixel>(TestImageProvider<TPixel> provider, BmpBitsPerPixel bitsPerPixel)
             where TPixel : struct, IPixel<TPixel> =>
             TestBmpEncoderCore(
@@ -176,7 +176,7 @@ namespace SixLabors.ImageSharp.Tests.Formats.Bmp
                 supportTransparency: false);
 
         [Theory]
-        [WithFile(Bit8Gs, PixelTypes.Gray8, BmpBitsPerPixel.Pixel8)]
+        [WithFile(Bit8Gs, PixelTypes.L8, BmpBitsPerPixel.Pixel8)]
         public void Encode_8BitGray_WithV4Header_Works<TPixel>(TestImageProvider<TPixel> provider, BmpBitsPerPixel bitsPerPixel)
             where TPixel : struct, IPixel<TPixel> =>
             TestBmpEncoderCore(

tests/ImageSharp.Tests/Formats/Png/PngDecoderTests.cs

@@ -68,7 +68,7 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png
             TestImages.Png.GrayTrns16BitInterlaced
         };
 
-        public static readonly string[] TestImagesGray8BitInterlaced =
+        public static readonly string[] TestImagesL8BitInterlaced =
             {
                 TestImages.Png.GrayAlpha1BitInterlaced,
                 TestImages.Png.GrayAlpha2BitInterlaced,
@@ -144,8 +144,8 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png
         }
 
         [Theory]
-        [WithFileCollection(nameof(TestImagesGray8BitInterlaced), PixelTypes.Rgba32)]
-        public void Decoder_Gray8bitInterlaced<TPixel>(TestImageProvider<TPixel> provider)
+        [WithFileCollection(nameof(TestImagesL8BitInterlaced), PixelTypes.Rgba32)]
+        public void Decoder_L8bitInterlaced<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage(new PngDecoder()))

tests/ImageSharp.Tests/Formats/Png/PngEncoderTests.cs

@@ -31,7 +31,7 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png
             { TestImages.Png.Gray1BitTrans, PngBitDepth.Bit1, PngColorType.Grayscale },
             { TestImages.Png.Gray2BitTrans, PngBitDepth.Bit2, PngColorType.Grayscale },
             { TestImages.Png.Gray4BitTrans, PngBitDepth.Bit4, PngColorType.Grayscale },
-            { TestImages.Png.Gray8BitTrans, PngBitDepth.Bit8, PngColorType.Grayscale },
+            { TestImages.Png.L8BitTrans, PngBitDepth.Bit8, PngColorType.Grayscale },
             { TestImages.Png.GrayTrns16BitInterlaced, PngBitDepth.Bit16, PngColorType.Grayscale },
             { TestImages.Png.Rgb24BppTrans, PngBitDepth.Bit8, PngColorType.Rgb },
             { TestImages.Png.Rgb48BppTrans, PngBitDepth.Bit16, PngColorType.Rgb }
@@ -319,8 +319,8 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png
                                 }
                                 else
                                 {
-                                    Assert.True(outMeta.TransparentGray8.HasValue);
-                                    Assert.Equal(inMeta.TransparentGray8, outMeta.TransparentGray8);
+                                    Assert.True(outMeta.TransparentL8.HasValue);
+                                    Assert.Equal(inMeta.TransparentL8, outMeta.TransparentL8);
                                 }
 
                                 break;

tests/ImageSharp.Tests/Image/ImageTests.cs

@@ -74,7 +74,7 @@ namespace SixLabors.ImageSharp.Tests
                 configuration.MemoryAllocator = new TestMemoryAllocator(dirtyValue);
                 var metadata = new ImageMetadata();
 
-                using (Image<Gray8> image = Image.CreateUninitialized<Gray8>(configuration, 21, 22, metadata))
+                using (Image<L8> image = Image.CreateUninitialized<L8>(configuration, 21, 22, metadata))
                 {
                     Assert.Equal(21, image.Width);
                     Assert.Equal(22, image.Height);

tests/ImageSharp.Tests/PixelFormats/Bgr565Tests.cs

@@ -221,7 +221,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             ushort expected = ushort.MaxValue;
 
             // act
-            bgr.FromGray8(new Gray8(byte.MaxValue));
+            bgr.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expected, bgr.PackedValue);

tests/ImageSharp.Tests/PixelFormats/Bgra4444Tests.cs

@@ -204,7 +204,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             ushort expectedPackedValue = ushort.MaxValue;
 
             // act
-            bgra.FromGray8(new Gray8(byte.MaxValue));
+            bgra.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expectedPackedValue, bgra.PackedValue);

tests/ImageSharp.Tests/PixelFormats/Bgra5551Tests.cs

@@ -229,7 +229,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             ushort expectedPackedValue = ushort.MaxValue;
 
             // act
-            bgra.FromGray8(new Gray8(byte.MaxValue));
+            bgra.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expectedPackedValue, bgra.PackedValue);

tests/ImageSharp.Tests/PixelFormats/Byte4Tests.cs

@@ -141,7 +141,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             uint expectedPackedValue = uint.MaxValue;
 
             // act
-            byte4.FromGray8(new Gray8(byte.MaxValue));
+            byte4.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expectedPackedValue, byte4.PackedValue);

tests/ImageSharp.Tests/PixelFormats/Gray8Tests.cs → tests/ImageSharp.Tests/PixelFormats/L8Tests.cs

@@ -9,65 +9,66 @@ using Xunit;
 // ReSharper disable InconsistentNaming
 namespace SixLabors.ImageSharp.Tests.PixelFormats
 {
-    public class Gray8Tests
+    public class L8Tests
     {
-        public static readonly TheoryData<byte> LuminanceData = new TheoryData<byte>
-                                                                    {
-                                                                        0,
-                                                                        1,
-                                                                        2,
-                                                                        3,
-                                                                        5,
-                                                                        13,
-                                                                        31,
-                                                                        71,
-                                                                        73,
-                                                                        79,
-                                                                        83,
-                                                                        109,
-                                                                        127,
-                                                                        128,
-                                                                        131,
-                                                                        199,
-                                                                        250,
-                                                                        251,
-                                                                        254,
-                                                                        255
-                                                                    };
+        public static readonly TheoryData<byte> LuminanceData
+            = new TheoryData<byte>
+            {
+                0,
+                1,
+                2,
+                3,
+                5,
+                13,
+                31,
+                71,
+                73,
+                79,
+                83,
+                109,
+                127,
+                128,
+                131,
+                199,
+                250,
+                251,
+                254,
+                255
+            };
 
         [Theory]
         [InlineData(0)]
         [InlineData(255)]
         [InlineData(10)]
         [InlineData(42)]
-        public void Gray8_PackedValue_EqualsInput(byte input)
-            => Assert.Equal(input, new Gray8(input).PackedValue);
+        public void L8_PackedValue_EqualsInput(byte input)
+            => Assert.Equal(input, new L8(input).PackedValue);
 
         [Fact]
         public void AreEqual()
         {
-            var color1 = new Gray8(100);
-            var color2 = new Gray8(100);
-            
+            var color1 = new L8(100);
+            var color2 = new L8(100);
+
             Assert.Equal(color1, color2);
         }
 
         [Fact]
         public void AreNotEqual()
         {
-            var color1 = new Gray8(100);
-            var color2 = new Gray8(200);
+            var color1 = new L8(100);
+            var color2 = new L8(200);
 
             Assert.NotEqual(color1, color2);
         }
 
         [Fact]
-        public void Gray8_FromScaledVector4()
+        public void L8_FromScaledVector4()
         {
             // Arrange
-            Gray8 gray = default;
+            L8 gray = default;
             const byte expected = 128;
-            Vector4 scaled = new Gray8(expected).ToScaledVector4();
+            Vector4 scaled = new L8(expected).ToScaledVector4();
 
             // Act
             gray.FromScaledVector4(scaled);
@@ -79,10 +80,10 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
 
         [Theory]
         [MemberData(nameof(LuminanceData))]
-        public void Gray8_ToScaledVector4(byte input)
+        public void L8_ToScaledVector4(byte input)
         {
             // Arrange
-            var gray = new Gray8(input);
+            var gray = new L8(input);
 
             // Act
             Vector4 actual = gray.ToScaledVector4();
@@ -97,11 +98,11 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
 
         [Theory]
         [MemberData(nameof(LuminanceData))]
-        public void Gray8_FromVector4(byte luminance)
+        public void L8_FromVector4(byte luminance)
         {
             // Arrange
-            Gray8 gray = default;
-            var vector = new Gray8(luminance).ToVector4();
+            L8 gray = default;
+            var vector = new L8(luminance).ToVector4();
 
             // Act
             gray.FromVector4(vector);
@@ -113,10 +114,10 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
 
         [Theory]
         [MemberData(nameof(LuminanceData))]
-        public void Gray8_ToVector4(byte input)
+        public void L8_ToVector4(byte input)
         {
             // Arrange
-            var gray = new Gray8(input);
+            var gray = new L8(input);
 
             // Act
             var actual = gray.ToVector4();
@@ -131,10 +132,10 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
 
         [Theory]
         [MemberData(nameof(LuminanceData))]
-        public void Gray8_FromRgba32(byte rgb)
+        public void L8_FromRgba32(byte rgb)
         {
             // Arrange
-            Gray8 gray = default;
+            L8 gray = default;
             byte expected = ImageMaths.Get8BitBT709Luminance(rgb, rgb, rgb);
 
             // Act
@@ -145,13 +146,13 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             Assert.Equal(expected, actual);
         }
 
-        
+
         [Theory]
         [MemberData(nameof(LuminanceData))]
-        public void Gray8_ToRgba32(byte luminance)
+        public void L8_ToRgba32(byte luminance)
         {
             // Arrange
-            var gray = new Gray8(luminance);
+            var gray = new L8(luminance);
 
             // Act
             Rgba32 actual = default;
@@ -165,10 +166,10 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
         }
 
         [Fact]
-        public void Gray8_FromBgra5551()
+        public void L8_FromBgra5551()
         {
             // arrange
-            var grey = default(Gray8);
+            var grey = default(L8);
             byte expected = byte.MaxValue;
 
             // act
@@ -181,18 +182,18 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
         public class Rgba32Compatibility
         {
             // ReSharper disable once MemberHidesStaticFromOuterClass
-            public static readonly TheoryData<byte> LuminanceData = Gray8Tests.LuminanceData;
+            public static readonly TheoryData<byte> LuminanceData = L8Tests.LuminanceData;
 
             [Theory]
             [MemberData(nameof(LuminanceData))]
-            public void Gray8_FromRgba32_IsInverseOf_ToRgba32(byte luminance)
+            public void L8_FromRgba32_IsInverseOf_ToRgba32(byte luminance)
             {
-                var original = new Gray8(luminance);
+                var original = new L8(luminance);
 
                 Rgba32 rgba = default;
                 original.ToRgba32(ref rgba);
 
-                Gray8 mirror = default;
+                L8 mirror = default;
                 mirror.FromRgba32(rgba);
 
                 Assert.Equal(original, mirror);
@@ -201,14 +202,14 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
 
             [Theory]
             [MemberData(nameof(LuminanceData))]
-            public void Rgba32_ToGray8_IsInverseOf_Gray8_ToRgba32(byte luminance)
+            public void Rgba32_ToL8_IsInverseOf_L8_ToRgba32(byte luminance)
             {
-                var original = new Gray8(luminance);
+                var original = new L8(luminance);
 
                 Rgba32 rgba = default;
                 original.ToRgba32(ref rgba);
 
-                Gray8 mirror = default;
+                L8 mirror = default;
                 mirror.FromRgba32(rgba);
 
                 Assert.Equal(original, mirror);
@@ -218,29 +219,29 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             [MemberData(nameof(LuminanceData))]
             public void ToVector4_IsRgba32Compatible(byte luminance)
             {
-                var original = new Gray8(luminance);
+                var original = new L8(luminance);
 
                 Rgba32 rgba = default;
                 original.ToRgba32(ref rgba);
 
-                var gray8Vector = original.ToVector4();
+                var L8Vector = original.ToVector4();
                 var rgbaVector = original.ToVector4();
 
-                Assert.Equal(gray8Vector, rgbaVector, new ApproximateFloatComparer(1e-5f));
+                Assert.Equal(L8Vector, rgbaVector, new ApproximateFloatComparer(1e-5f));
             }
 
             [Theory]
             [MemberData(nameof(LuminanceData))]
             public void FromVector4_IsRgba32Compatible(byte luminance)
             {
-                var original = new Gray8(luminance);
+                var original = new L8(luminance);
 
                 Rgba32 rgba = default;
                 original.ToRgba32(ref rgba);
 
                 Vector4 rgbaVector = original.ToVector4();
 
-                Gray8 mirror = default;
+                L8 mirror = default;
                 mirror.FromVector4(rgbaVector);
 
                 Assert.Equal(original, mirror);
@@ -250,29 +251,29 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             [MemberData(nameof(LuminanceData))]
             public void ToScaledVector4_IsRgba32Compatible(byte luminance)
             {
-                var original = new Gray8(luminance);
+                var original = new L8(luminance);
 
                 Rgba32 rgba = default;
                 original.ToRgba32(ref rgba);
 
-                Vector4 gray8Vector = original.ToScaledVector4();
+                Vector4 L8Vector = original.ToScaledVector4();
                 Vector4 rgbaVector = original.ToScaledVector4();
 
-                Assert.Equal(gray8Vector, rgbaVector, new ApproximateFloatComparer(1e-5f));
+                Assert.Equal(L8Vector, rgbaVector, new ApproximateFloatComparer(1e-5f));
             }
 
             [Theory]
             [MemberData(nameof(LuminanceData))]
             public void FromScaledVector4_IsRgba32Compatible(byte luminance)
             {
-                var original = new Gray8(luminance);
+                var original = new L8(luminance);
 
                 Rgba32 rgba = default;
                 original.ToRgba32(ref rgba);
 
                 Vector4 rgbaVector = original.ToScaledVector4();
 
-                Gray8 mirror = default;
+                L8 mirror = default;
                 mirror.FromScaledVector4(rgbaVector);
 
                 Assert.Equal(original, mirror);

tests/ImageSharp.Tests/PixelFormats/NormalizedByte4Tests.cs

@@ -127,7 +127,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             Vector4 expected = Vector4.One;
 
             // act
-            byte4.FromGray8(new Gray8(byte.MaxValue));
+            byte4.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expected, byte4.ToScaledVector4());

tests/ImageSharp.Tests/PixelFormats/NormalizedShort4Tests.cs

@@ -128,7 +128,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             Vector4 expected = Vector4.One;
 
             // act
-            byte4.FromGray8(new Gray8(byte.MaxValue));
+            byte4.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expected, byte4.ToScaledVector4());

tests/ImageSharp.Tests/PixelFormats/PixelConverterTests.ReferenceImplementations.cs

@@ -69,7 +69,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
                     return;
                 }
 
-                // Gray8 and Gray16 are special implementations of IPixel in that they do not conform to the
+                // L8 and Gray16 are special implementations of IPixel in that they do not conform to the
                 // standard RGBA colorspace format and must be converted from RGBA using the special ITU BT709 algorithm.
                 // One of the requirements of FromScaledVector4/ToScaledVector4 is that it unaware of this and
                 // packs/unpacks the pixel without and conversion so we employ custom methods do do this.
@@ -87,14 +87,14 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
                     return;
                 }
 
-                if (typeof(TDestinationPixel) == typeof(Gray8))
+                if (typeof(TDestinationPixel) == typeof(L8))
                 {
-                    ref Gray8 gray8Ref = ref MemoryMarshal.GetReference(
-                                             MemoryMarshal.Cast<TDestinationPixel, Gray8>(destinationPixels));
+                    ref L8 L8Ref = ref MemoryMarshal.GetReference(
+                                             MemoryMarshal.Cast<TDestinationPixel, L8>(destinationPixels));
                     for (int i = 0; i < count; i++)
                     {
                         ref TSourcePixel sp = ref Unsafe.Add(ref sourceRef, i);
-                        ref Gray8 dp = ref Unsafe.Add(ref gray8Ref, i);
+                        ref L8 dp = ref Unsafe.Add(ref L8Ref, i);
                         dp.ConvertFromRgbaScaledVector4(sp.ToScaledVector4());
                     }
 

tests/ImageSharp.Tests/PixelFormats/PixelOperations/PixelOperationsTests.Gray8OperationsTests.cs

@@ -10,15 +10,15 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats.PixelOperations
 {
     public partial class PixelOperationsTests
     {
-        public class Gray8OperationsTests : PixelOperationsTests<Gray8>
+        public class L8OperationsTests : PixelOperationsTests<L8>
         {
-            public Gray8OperationsTests(ITestOutputHelper output)
+            public L8OperationsTests(ITestOutputHelper output)
                 : base(output)
             {
             }
 
             [Fact]
-            public void IsSpecialImplementation() => Assert.IsType<Gray8.PixelOperations>(PixelOperations<Gray8>.Instance);
+            public void IsSpecialImplementation() => Assert.IsType<L8.PixelOperations>(PixelOperations<L8>.Instance);
         }
     }
 }

tests/ImageSharp.Tests/PixelFormats/PixelOperations/PixelOperationsTests.cs

@@ -284,7 +284,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats.PixelOperations
                                                         default(Rgba32),
                                                         default(Bgra32),
                                                         default(Rgb24),
-                                                        default(Gray8),
+                                                        default(L8),
                                                         default(Gray16),
                                                         default(Rgb48),
                                                         default(Rgba64)
@@ -763,31 +763,31 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats.PixelOperations
 
             [Theory]
             [MemberData(nameof(ArraySizesData))]
-            public void FromGray8(int count)
+            public void FromL8(int count)
             {
                 byte[] sourceBytes = CreateByteTestData(count);
-                Gray8[] source = sourceBytes.Select(b => new Gray8(b)).ToArray();
+                L8[] source = sourceBytes.Select(b => new L8(b)).ToArray();
                 var expected = new TPixel[count];
 
 
                 for (int i = 0; i < count; i++)
                 {
-                    expected[i].FromGray8(source[i]);
+                    expected[i].FromL8(source[i]);
                 }
 
                 TestOperation(
                     source,
                     expected,
-                    (s, d) => Operations.FromGray8(this.Configuration, s, d.GetSpan())
+                    (s, d) => Operations.FromL8(this.Configuration, s, d.GetSpan())
                 );
             }
 
             [Theory]
             [MemberData(nameof(ArraySizesData))]
-            public void ToGray8(int count)
+            public void ToL8(int count)
             {
                 TPixel[] source = CreatePixelTestData(count);
-                var expected = new Gray8[count];
+                var expected = new L8[count];
 
                 for (int i = 0; i < count; i++)
                 {
@@ -797,7 +797,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats.PixelOperations
                 TestOperation(
                     source,
                     expected,
-                    (s, d) => Operations.ToGray8(this.Configuration, s, d.GetSpan())
+                    (s, d) => Operations.ToL8(this.Configuration, s, d.GetSpan())
                 );
             }
 

tests/ImageSharp.Tests/PixelFormats/Rgba1010102Tests.cs

@@ -162,7 +162,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             uint expectedPackedValue = uint.MaxValue;
 
             // act
-            rgba.FromGray8(new Gray8(byte.MaxValue));
+            rgba.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expectedPackedValue, rgba.PackedValue);

tests/ImageSharp.Tests/PixelFormats/RgbaVectorTests.cs

@@ -183,7 +183,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             Vector4 expected = Vector4.One;
 
             // act
-            rgba.FromGray8(new Gray8(byte.MaxValue));
+            rgba.FromL8(new L8(byte.MaxValue));
 
             // assert
             Assert.Equal(expected, rgba.ToScaledVector4());

tests/ImageSharp.Tests/Processing/Processors/Convolution/BokehBlurTest.cs

@@ -132,7 +132,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Convolution
         }
 
         [Theory]
-        [WithTestPatternImages(200, 200, PixelTypes.Bgr24 | PixelTypes.Bgra32 | PixelTypes.Gray8)]
+        [WithTestPatternImages(200, 200, PixelTypes.Bgr24 | PixelTypes.Bgra32 | PixelTypes.L8)]
         public void BokehBlurFilterProcessor_WorksWithAllPixelTypes<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {

tests/ImageSharp.Tests/TestFormat.cs

@@ -252,7 +252,7 @@ namespace SixLabors.ImageSharp.Tests
             public void FromBgra5551(Bgra5551 source) { }
             public void FromBgr24(Bgr24 source) { }
             public void FromBgra32(Bgra32 source) { }
-            public void FromGray8(Gray8 source) { }
+            public void FromL8(L8 source) { }
             public void FromGray16(Gray16 source) { }
             public void FromRgb24(Rgb24 source) { }
             public void FromRgba32(Rgba32 source) { }

tests/ImageSharp.Tests/TestImages.cs

@@ -52,7 +52,7 @@ namespace SixLabors.ImageSharp.Tests
             public const string Gray1BitTrans = "Png/gray-1-trns.png";
             public const string Gray2BitTrans = "Png/gray-2-tRNS.png";
             public const string Gray4BitTrans = "Png/gray-4-tRNS.png";
-            public const string Gray8BitTrans = "Png/gray-8-tRNS.png";
+            public const string L8BitTrans = "Png/gray-8-tRNS.png";
             public const string LowColorVariance = "Png/low-variance.png";
             public const string PngWithMetaData = "Png/PngWithMetaData.png";
             public const string InvalidTextData = "Png/InvalidTextData.png";

tests/ImageSharp.Tests/TestUtilities/PixelTypes.cs

@@ -60,7 +60,7 @@ namespace SixLabors.ImageSharp.Tests
 
         Bgra5551 = 1 << 22,
 
-        Gray8 = 1 << 23,
+        L8 = 1 << 23,
 
         // TODO: Add multi-flag entries by rules defined in PackedPixelConverterHelper