Convert divx to sgi

What is the difference between .divx and .sgi?

Description: A DivX-Encoded Movie File, designated with the .divx file extension, is a digital video format that offers a high-quality, highly compressed viewing experience. Developed by DivX, LLC, this format is designed to compress lengthy video segments into smaller sizes without significantly sacrificing visual quality. This enables users to store and distribute high-definition videos more efficiently over limited bandwidth or storage capacities. The DivX codec, which is required to play these files, supports advanced multimedia features such as multiple video streams.; Image saved in the native graphics format used by Silicon Graphics workstations; can store 8 to 32 bits per pixel; also supports Run-length encoding (RLE) compression for reducing the image file size.