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Related Experiment Video

Updated: May 22, 2026

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques
11:34

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques

Published on: December 3, 2013

Mode-dependent templates and scan order for H.264/AVC-based intra lossless coding.

Zhouye Gu1, Weisi Lin, Bu-Sung Lee

  • 1School of Computer Engineering, Nanyang Technological University, 639798 Singapore.

IEEE Transactions on Image Processing : a Publication of the IEEE Signal Processing Society
|May 12, 2012
PubMed
Summary

This study improves lossless video coding in H.264/advanced video coding (AVC) by introducing a mode-dependent template method. The new approach enhances entropy coding efficiency, achieving significant bit savings for lossless video compression.

Related Experiment Videos

Last Updated: May 22, 2026

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques
11:34

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques

Published on: December 3, 2013

Area of Science:

  • Digital Video Compression
  • Information Theory
  • Computer Engineering

Background:

  • H.264/advanced video coding (AVC) utilizes a shared entropy coding module for both lossy and lossless compression.
  • Existing entropy coders in H.264/AVC are optimized for lossy coding, leading to suboptimal performance in lossless scenarios.
  • The current lossless coding scheme in H.264/AVC exhibits inefficiencies due to inadequate entropy coder performance.

Purpose of the Study:

  • To address the performance limitations of H.264/AVC entropy coders for lossless video coding.
  • To propose an improved lossless intra coding method that enhances statistical redundancy exploitation.
  • To develop a fast implementation algorithm for the proposed lossless coding scheme.

Main Methods:

  • A mode-dependent template (MD-template) based method is proposed for intra lossless coding.
  • Exploitation of statistical redundancy in prediction residuals across H.264/AVC intra prediction modes to generate more zero coefficients.
  • Design of a new scan order tailored for each MD-template to optimize coefficient sequence for H.264/AVC entropy coders.
  • Development of a fast implementation algorithm for the proposed method.

Main Results:

  • The proposed MD-template method generates more zero coefficients by exploring prediction residual redundancy.
  • A new scan order improves the fit of the scanned coefficient sequence to H.264/AVC entropy coders.
  • Experimental results demonstrate approximately 7.2% bit saving compared to the H.264/AVC fidelity range extensions high profile.
  • The fast implementation algorithm achieves these savings with minimal computational overhead.

Conclusions:

  • The proposed MD-template based method significantly enhances lossless intra coding efficiency in H.264/AVC.
  • Optimizing the entropy coding process through tailored scan orders and template-based approaches yields substantial bit rate reductions.
  • The developed fast algorithm provides a practical and efficient solution for improved lossless video compression.