PNG supports 8-bitcolor like GIF, but also supports 24-bit color RGB, like JPG does.
PNG支持像GIF这样的8位色，也像JPG那样支持24位色rgb。
2
Step 1: A sphere’s texture is an 8-bit image with no color profile embedded.
第1步 ：一个球体的纹理是一个没有颜色的嵌入的配置文件的8位图像。
3
I also worked on movie clip playback and on a dedicated color-corrector to translate Cineon images to 8bit, this is what led me to concentrate on images rather than 3-d.