Convert h264 to sixel

What is the difference between .h264 and .sixel?

Developer: MPEG (Moving Picture Experts Group); Digital Equipment Corporation (DEC)

Description: The H.264 Encoded Video File, commonly referred to by its file extension .h264, is a digital video file format that utilizes the H.264 codec. This codec, also known as MPEG-4 Part 10 or AVC (Advanced Video Coding), is widely recognized for its high compression efficiency, providing high-quality video at relatively low bitrates. This makes it ideal for use in various applications, from streaming video services and Blu-ray discs to digital television broadcasts and video conferencing.; Created by Digital Equipment Corporation (DEC), SIXEL is a bitmap image format in an escaped sequence (seen as six pixels high and one pixel wide). You have to convert it into a more accessible format if you don’t have a DEC terminal to view it.