Would it be more efficient to just do it pixel-by-pixel?
会是更有效的就去做逐像素?
2
But I think what you really want, which is a pixel-by-pixel all-bands-at-once iterator.
但我想你真的想一想,这是一个像素由像素迭代器都带一次。
3
With SVG, as with any vector graphics format, the description of the image content is based on listing the different shapes, rather than producing a pixel-by-pixel representation.