Windows Spotlight の画像を縦横仕分けして保存するやつ (LINQPad 向け)

save.cs

void Main()
{
    var sourcePath = Environment.ExpandEnvironmentVariables(@"%LOCALAPPDATA%\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\Assets");
    var destinationPath = @"*** Your wallpaper folder ***";

    var sourceDirectory = new DirectoryInfo(sourcePath);
    if (!sourceDirectory.Exists)
    {
        $"Directory not found.".Dump();
        return;
    }

    var destinationDirectory = new DirectoryInfo(destinationPath);
    destinationDirectory.Create();

    new Hyperlinq(() => Process.Start("explorer", sourcePath), sourcePath).Dump("Source");
    new Hyperlinq(() => Process.Start("explorer", destinationPath), destinationPath).Dump("Destination");

    var landscape = destinationDirectory.CreateSubdirectory("Landscape");
    var portrait = destinationDirectory.CreateSubdirectory("Portrait");

    var pics = sourceDirectory.EnumerateFiles().Where(x => x.Length > 100000).ToArray();
    var progress = new ProgressBar("Copying:", true, 0, pics.Length).Dump();

    // アプリのアイコン等ゴミが混ざるので、100 KB 以上を引っ張ってくるようにしてみるテスト
    foreach (var file in sourceDirectory.GetFiles().Where(x => x.Length > 100000))
    {
        progress.Caption = $"Copying: ({progress.Value} of {pics.Length})";

        using (var image = Image.FromFile(file.FullName))
        {
            if (image.Size.Width >= 1920)
            {
                var path = Path.Combine(landscape.FullName, $"{file.Name}.jpg");
                if (!File.Exists(path))
                {
                    $"Landscape ({image.Size.Width} x {image.Size.Height}) {path}".Dump();
                    file.CopyTo(path);

                    Util.RawHtml($"<img src='{file.FullName}' style='width: 25%; height: 25%' />").Dump();
                }
            }
            else if (image.Size.Height >= 1920)
            {
                var path = Path.Combine(portrait.FullName, $"{file.Name}.jpg");
                if (!File.Exists(path))
                {
                    $"Portrait ({image.Size.Width} x {image.Size.Height}) {path}".Dump();
                    file.CopyTo(path);

                    Util.RawHtml($"<img src='{file.FullName}' style='width: 25%; height: 25%' />").Dump();
                }
            }
        }

        ++progress.Value;
    }
}

public class ProgressBar : Util.ProgressBar
{
    private int _min;
    public int Min
    {
        get { return this._min; }
        set
        {
            this._min = value;
            this.Refresh();
        }
    }

    private int _max;
    public int Max
    {
        get { return this._max; }
        set
        {
            this._max = value;
            this.Refresh();
        }
    }

    private int _value;
    public int Value
    {
        get { return this._value; }
        set
        {
            this._value = value;
            this.Refresh();
        }
    }

    public ProgressBar(string caption = "", bool hideWhenCompleted = false, int min = 0, int max = 100)
        : base(caption, hideWhenCompleted)
    {
        this.Min = min;
        this.Max = max;
    }

    public void Refresh()
    {
        this.Fraction = this.Max == 0
            ? 0
            : Math.Max(0, Math.Min((double)(this.Value - this.Min) / this.Max, 1));
    }
}