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Merge pull request #1517 from tkp1n/feature/vectorize-scale-to-dst-block
Vectorize Scale16X16To8X8
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35
tests/ImageSharp.Benchmarks/Codecs/Jpeg/BlockOperations/Block8x8F_Scale16X16To8X8.cs
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using System; | ||
using BenchmarkDotNet.Attributes; | ||
using SixLabors.ImageSharp.Formats.Jpeg.Components; | ||
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namespace SixLabors.ImageSharp.Benchmarks.Format.Jpeg.Components | ||
{ | ||
[Config(typeof(Config.HwIntrinsics_SSE_AVX))] | ||
public class Block8x8F_Scale16X16To8X8 | ||
{ | ||
private Block8x8F source; | ||
private readonly Block8x8F[] target = new Block8x8F[4]; | ||
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[GlobalSetup] | ||
public void Setup() | ||
{ | ||
var random = new Random(); | ||
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float[] f = new float[8*8]; | ||
for (int i = 0; i < f.Length; i++) | ||
{ | ||
f[i] = (float)random.NextDouble(); | ||
} | ||
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for (int i = 0; i < 4; i++) | ||
{ | ||
this.target[i] = Block8x8F.Load(f); | ||
} | ||
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this.source = Block8x8F.Load(f); | ||
} | ||
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[Benchmark] | ||
public void Scale16X16To8X8() => Block8x8F.Scale16X16To8X8(ref this.source, this.target); | ||
} | ||
} |