How Video Compression Works

Have you ever wondered how video streaming is possible? Let's think about how big a typical 1080p video is: 1920x1080 pixels, 24-bits each, 30 frames per second... That's almost 1.5 gigabits per second. How can you transmit that much data, over the air, in real time? The answer is video compression.

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Video Highlights:
1. Codecs
2. Intra-frame (spatial) coding
3. Inter-frame (temporal) coding
4. Block motion estimation
5. Motion compensation
6. Residual frames