// Copyright (c) Six Labors.
// Licensed under the Six Labors Split License.

using System.Drawing.Imaging;
using BenchmarkDotNet.Attributes;
using SixLabors.ImageSharp.Formats.Gif;
using SixLabors.ImageSharp.Processing;
using SixLabors.ImageSharp.Processing.Processors.Quantization;

namespace SixLabors.ImageSharp.Benchmarks.Codecs;

[Config(typeof(Config.Short))]
public class EncodeGifMultiple : MultiImageBenchmarkBase.WithImagesPreloaded
{
    [Params(InputImageCategory.AllImages)]
    public override InputImageCategory InputCategory { get; set; }

    protected override IEnumerable<string> InputImageSubfoldersOrFiles => new[] { "Gif/" };

    [Benchmark(Description = "EncodeGifMultiple - ImageSharp")]
    public void EncodeGifImageSharp()
        => this.ForEachImageSharpImage((img, ms) =>
        {
            // Try to get as close to System.Drawing's output as possible
            var options = new GifEncoder
            {
                Quantizer = new WebSafePaletteQuantizer(new QuantizerOptions { Dither = KnownDitherings.Bayer4x4 })
            };

            img.Save(ms, options);
            return null;
        });

    [Benchmark(Baseline = true, Description = "EncodeGifMultiple - System.Drawing")]
    public void EncodeGifSystemDrawing()
        => this.ForEachSystemDrawingImage((img, ms) =>
        {
            img.Save(ms, ImageFormat.Gif);
            return null;
        });
}