Giao trinh

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

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