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Lecture 8: Video Compression Standards

Tác giả: Trac Tran

Outline

Hybrid motion-compensated DCT coding framework

H.261

  • First international video teleconferencing coding standard
  • History. Design criteria and goals. Signal format: CIF
  • Features
    • Coding layers: block – macro-block – slice – frame
    • Inter and Intra coding mode. Inter-Intra switching
    • Motion estimation and compensation
    • Quantization: uniform step-size with dead zone

H.263, H.263+

MPEG family

  • Coding and communications of moving pictures and associated audio for digital storage and archival
  • MPEG-1, MPEG-2, MPEG-4. Main features

Detail here Lecture

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