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  • 1 год назадОпубликованоElecard

How video compression works

In this video, we will cover the main principles of video compression, using the popular codec as an example. If you'd like to learn more about compression, take a look at our Video Compression Book here: #:~:text=in%20Transport%20Stream-,Video%20Compression%20Book,-Video%20Compression%20Book To analyze quality of video compression at all stages, we use Elecard StreamEye Studio. Follow the link to try demo version: 00:00 – Why do we need to compress video? 01:10 – How the YUV model works 02:43– How does an encoder work? 03:33– Spatial or Intra prediction 04:24– Temporal or Inter prediction 06:21 – Types of compressed frames 07:51– Discrete Cosine Transform (DCT) 09:17 – Entropy coding