using UglyToad.PdfPig.Graphics.Colors;
using UglyToad.PdfPig;
using UglyToad.PdfPig.Rendering.Skia;
using SkiaSharp;
[...]
using (var document = PdfDocument.Open(_path))
{
	string fileName = Path.GetFileName(_path);
	document.AddSkiaPageFactory(); // Same as document.AddPageFactory<SKPicture, SkiaPageFactory>()
	for (int p = 1; p <= document.NumberOfPages; p++)
	{
		using (var fs = new FileStream($"{fileName}_{p}.png", FileMode.Create))
		using (var ms = document.GetPageAsPng(p, _scale, RGBColor.White))
		{
			ms.WriteTo(fs);
		}
	}
}

using UglyToad.PdfPig.Graphics.Colors;
using UglyToad.PdfPig;
using UglyToad.PdfPig.Rendering.Skia;
using SkiaSharp;
[...]
using (var document = PdfDocument.Open(_path))
{
	document.AddSkiaPageFactory(); // Same as document.AddPageFactory<SKPicture, SkiaPageFactory>()
	for (int p = 1; p <= document.NumberOfPages; p++)
	{
		var bitmap = document.GetPageAsSKBitmap(p, _scale, RGBColor.White);
		// Use the SKBitmap
	}
}

using UglyToad.PdfPig.Graphics.Colors;
using UglyToad.PdfPig;
using UglyToad.PdfPig.Rendering.Skia;
using SkiaSharp;
[...]
using (var document = PdfDocument.Open(_path))
{
	document.AddSkiaPageFactory(); // Same as document.AddPageFactory<SKPicture, SkiaPageFactory>()
	for (int p = 1; p <= document.NumberOfPages; p++)
	{
		var picture = document.GetPage<SKPicture>(p);
		// Use the SKPicture
	}
}

using UglyToad.PdfPig.Rendering.Skia.Helpers;
[...]
using (var document = PdfDocument.Open(_path, SkiaRenderingParsingOptions.Instance))
{
	for (int p = 1; p <= document.NumberOfPages; p++)
	{
		var page = document.GetPage(p);
		foreach (var pdfImage in page.GetImages())
		{
			var skImage = pdfImage.GetSKImage();			
			// Use SKImage
		}
	}
}