The PICT format was originally developed by Apple Computer, in the mid-1980s. This format supports RGB files with a single alpha channel, and indexed-color, grayscale, and Bitmap files without alpha channels. The PICT format is especially effective at compressing images with large areas of solid color.bhphotovideo
A bitmap image format used by Mac computers.
A graphics file format used primarily on Macintosh® computers.
An image file type used mainly to transfer images between programs on a Mac computer, but it is also supported by several PC applications. PICT has been largely replaced by PDF.
A file format used by Macintosh for graphic imaging.