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102 lines
6.1 KiB
102 lines
6.1 KiB
// Copyright (c) Six Labors.
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// Licensed under the Six Labors Split License.
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using SixLabors.ImageSharp.Formats.Webp.Lossless;
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using SixLabors.ImageSharp.Memory;
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using SixLabors.ImageSharp.Tests.TestUtilities;
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namespace SixLabors.ImageSharp.Tests.Formats.Webp;
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[Trait("Format", "Webp")]
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public class Vp8LHistogramTests
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{
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private static void RunAddVectorTest()
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{
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// arrange
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uint[] pixelData =
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[
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4278191104, 4278191104, 4278191104, 4278191104, 4278191104, 4278191104, 4278191104, 4294577152,
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4294707200, 4294707200, 4294707200, 4294707200, 4294837248, 4294837248, 4293926912, 4294316544,
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4278191104, 4278191104, 4294837248, 4294837248, 4280287232, 4280350720, 4294447104, 4294707200,
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4294838272, 4278516736, 4294837248, 4294837248, 4278516736, 4294707200, 4279298048, 4294837248,
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4294837248, 4294837248, 4294837248, 4280287232, 4280287232, 4292670464, 4279633408, 4294838272,
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4294837248, 4278516736, 4278516736, 4278516736, 4278516736, 4278516736, 4278778880, 4278193152,
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4278191104, 4280287232, 4280287232, 4280287232, 4280287232, 4293971968, 4280612864, 4292802560,
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4294837760, 4278516736, 4278516736, 4294837760, 4294707712, 4278516736, 4294837248, 4278193152,
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4280287232, 4278984704, 4280287232, 4278243328, 4280287232, 4278244352, 4280287232, 4280025088,
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4280025088, 4294837760, 4278192128, 4294838784, 4294837760, 4294707712, 4278778880, 4278324224,
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4280287232, 4280287232, 4278202368, 4279115776, 4280287232, 4278243328, 4280287232, 4280287232,
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4280025088, 4280287232, 4278192128, 4294838272, 4294838272, 4294837760, 4278190592, 4278778880,
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4280875008, 4280287232, 4279896576, 4281075712, 4281075712, 4280287232, 4280287232, 4280287232,
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4280287232, 4280287232, 4278190592, 4294709248, 4278516736, 4278516736, 4278584832, 4278909440,
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4280287232, 4280287232, 4294367744, 4294621184, 4279115776, 4280287232, 4280287232, 4280351744,
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4280287232, 4280287232, 4280287232, 4278513664, 4278516736, 4278716416, 4278584832, 4280291328,
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4293062144, 4280287232, 4280287232, 4280287232, 4294456320, 4280291328, 4280287232, 4280287232,
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4280287232, 4280287232, 4280287232, 4280287232, 4278513152, 4278716416, 4278584832, 4280291328,
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4278198272, 4278198272, 4278589952, 4278198272, 4278198272, 4280287232, 4278765568, 4280287232,
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4280287232, 4280287232, 4280287232, 4294712832, 4278513152, 4278716640, 4279300608, 4278584832,
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4280156672, 4279373312, 4278589952, 4279373312, 4278328832, 4278328832, 4278328832, 4279634432,
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4280287232, 4280287232, 4280287232, 4280287232, 4278457344, 4280483328, 4278584832, 4278385664,
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4279634432, 4279373312, 4279634432, 4280287232, 4280287232, 4280156672, 4278589952, 4278328832,
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4278198272, 4280156672, 4280483328, 4294363648, 4280287232, 4278376448, 4280287232, 4278647808,
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4280287232, 4280287232, 4279373312, 4280287232, 4280287232, 4280156672, 4280287232, 4278198272,
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4278198272, 4280156672, 4280287232, 4280287232, 4293669888, 4278765568, 4278765568, 4280287232,
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4280287232, 4280287232, 4279634432, 4279634432, 4280287232, 4280287232, 4280287232, 4280287232,
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4280287232, 4280287232, 4280287232, 4280287232, 4279373312, 4279764992, 4293539328, 4279896576,
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4280287232, 4280287232, 4280287232, 4279634432, 4278198272, 4279634432, 4280287232, 4280287232,
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4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4279503872, 4279503872, 4280288256,
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4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4280287232,
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4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4280287232, 4280287232
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];
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uint[] literals =
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[
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198, 0, 14, 0, 46, 0, 22, 0, 36, 0, 24, 0, 12, 0, 10, 0, 10, 0, 2, 0, 2, 0, 0, 0, 0, 0, 6, 0, 0, 0,
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10, 0, 24, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 4, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 6, 0, 2, 0, 0, 0, 0, 0, 6, 0, 0, 0, 2, 0, 0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 6, 0, 2, 0, 2, 0, 2, 0, 0, 0, 8, 0, 2, 0, 38, 0, 4
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];
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uint[] expectedLiterals = new uint[1305];
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// All remaining values are expected to be zero.
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literals.AsSpan().CopyTo(expectedLiterals);
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MemoryAllocator memoryAllocator = Configuration.Default.MemoryAllocator;
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using Vp8LBackwardRefs backwardRefs = new(memoryAllocator, pixelData.Length);
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for (int i = 0; i < pixelData.Length; i++)
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{
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backwardRefs.Add(PixOrCopy.CreateLiteral(pixelData[i]));
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}
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using OwnedVp8LHistogram histogram0 = OwnedVp8LHistogram.Create(memoryAllocator, backwardRefs, 3);
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using OwnedVp8LHistogram histogram1 = OwnedVp8LHistogram.Create(memoryAllocator, backwardRefs, 3);
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for (int i = 0; i < 5; i++)
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{
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histogram0.IsUsed(i, true);
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histogram1.IsUsed(i, true);
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}
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using OwnedVp8LHistogram output = OwnedVp8LHistogram.Create(memoryAllocator, 3);
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// act
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histogram0.Add(histogram1, output);
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// assert
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Assert.True(output.Literal.SequenceEqual(expectedLiterals));
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}
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[Fact]
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public void AddVector_Works() => RunAddVectorTest();
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[Fact]
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public void AddVector_WithHardwareIntrinsics_Works() => FeatureTestRunner.RunWithHwIntrinsicsFeature(RunAddVectorTest, HwIntrinsics.AllowAll);
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[Fact]
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public void AddVector_WithoutAVX2_Works() => FeatureTestRunner.RunWithHwIntrinsicsFeature(RunAddVectorTest, HwIntrinsics.DisableAVX2);
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}
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