Renders page into a new bitmap (premultiplied BGRA) of GetPixelSize(PdfPage) pixels, on white.
public SKBitmap Render(PdfPage page, RenderOptions options)
The page.
The scale and rotation.
ISO 32000-2 §8.3.2.3, §7.7.3.3 Table 31 and §14.11.2 for the page mapping (see RenderOptions).