RAW vs LOG vs Compression Codecs vs Uncompressed HDMI and SDI: A Primer

There’s a lot of confusion between beginners and even some professionals on what the differences are between RAW, Log, Compressed Codecs and Uncompressed HDMI and SDI Video. This video explains the differences in simple terms and also helps you figure out when to use which:

To learn more about each subject please go through the following articles:

For RAW:

• The Workflows and Advantages of Working with Image Sequences in Video Post Production
• Deconstructing RAW (Three Parts)

For Log:

• How to Expose and Grade S-Log2 for the Sony A7s

For Compression and Codecs

• Understanding MPEG-2, MPEG-4, H.264, AVCHD and H.265
• What is Video Compression?
• The Difference between Lossy and Lossless Compression
• Intra-frame vs Inter-frame Compression

For Uncompressed Video:

• Bits vs Bytes, and the story behind Disk Drive Sizes
• The Costs of Working with 2K and 4K Uncompressed Footage