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34 lines
1.3 KiB
34 lines
1.3 KiB
// Copyright (c) Six Labors.
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// Licensed under the Six Labors Split License.
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using SixLabors.ImageSharp.Formats.Heif.Av1;
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using SixLabors.ImageSharp.Formats.Heif.Av1.Pipeline.Quantification;
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using SixLabors.ImageSharp.Formats.Heif.Av1.Tiling;
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using SixLabors.ImageSharp.Formats.Heif.Av1.Transform;
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namespace SixLabors.ImageSharp.Tests.Formats.Heif.Av1;
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[Trait("Format", "Avif")]
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public class Av1InverseQuantizationTests
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{
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[Fact]
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public void QuantizationMatricesCoverAllLevelsPlanesAndTransformSizes()
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{
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for (int level = 0; level < Av1Constants.QuantificationMatrixLevelCount; level++)
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{
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for (Av1Plane plane = Av1Plane.Y; (int)plane < Av1Constants.MaxPlanes; plane++)
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{
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for (int transformSizeIndex = 0; transformSizeIndex < (int)Av1TransformSize.AllSizes; transformSizeIndex++)
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{
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Av1TransformSize transformSize = (Av1TransformSize)transformSizeIndex;
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Av1TransformSize adjustedSize = transformSize.GetAdjusted();
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int expectedLength = adjustedSize.GetWidth() * adjustedSize.GetHeight();
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ReadOnlySpan<int> matrix = Av1InverseQuantizationLookup.GetQuantizationMatrix(level, plane, transformSize);
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Assert.Equal(expectedLength, matrix.Length);
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}
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}
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}
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}
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}
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