SkiaSharp图像类转换为WPF图像类

using SkiaSharp;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace FirstSolver;

/// <summary>
/// SkiaSharp功能扩展类
/// </summary>
public static class SkiaSharpExtensions
{
    /// <summary>
    /// SKImage转换为ImageSource
    /// </summary>
    /// <param name="image">要转换的Skia图像</param>
    /// <returns>转换后的WPF图像</returns>
    public static ImageSource ToImageSource(this SKImage image)
    {
        WriteableBitmap bmp = new(image.Width, image.Height, 96, 96, PixelFormats.Bgra32, null);
        bmp.Lock();
        try
        {
            SKImageInfo info = new(image.Width, image.Height, SKColorType.Bgra8888, SKAlphaType.Premul);
            using SKSurface surface = SKSurface.Create(info, bmp.BackBuffer, bmp.BackBufferStride);
            SKCanvas canvas = surface.Canvas;
            canvas.DrawImage(image, 0, 0);
            canvas.Flush();
            bmp.AddDirtyRect(new Int32Rect(0, 0, image.Width, image.Height));
        }
        finally
        {
            bmp.Unlock();
        }
        bmp.Freeze();
        return bmp;
    }
}