Compression and Images
Learn how data is efficiently stored in computer systems

REQUIRED - Images, Pixels, and RGB

  • What is a pixel and what is it short for?

  • What is resolution?

  • What is density?

  • What is RGB and how do these values work?

Crash Course #21 - Compression

  • What is the purpose of compression?

  • What is run-length encoding?

  • What is the difference between lossy and lossless compression?

  • What is a Huffman Tree, and how does it work?

  • What is perceptual coding, and how does it help forms of lossy compression?

Tom Scott - Why Snow and Confetti Ruin Video Quality

  • To stream an uncompressed HD video, how many average American video broadband connections would you need?

  • How does interframe compression work?