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Related Experiment Video

Updated: May 17, 2026

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

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

Published on: December 3, 2013

Short distance intra coding scheme for high efficiency video coding.

Xiaoran Cao¹, Changcai Lai, Yunfei Wang

¹Department of Electronic Engineering, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing 100084, China. caoxr05@mails.thu.edu.cn

IEEE Transactions on Image Processing : a Publication of the IEEE Signal Processing Society

|October 13, 2012

Summary

This summary is machine-generated.

A new short distance intra prediction (SDIP) method enhances High Efficiency Video Coding (HEVC) by improving prediction accuracy in detailed regions. This leads to significant bit rate reductions for textured video sequences.

Related Experiment Videos

Last Updated: May 17, 2026

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

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

Published on: December 3, 2013

Area of Science:

Video compression algorithms
Digital image processing
Video coding standards

Background:

High Efficiency Video Coding (HEVC) utilizes quadtree structures for efficient video compression.
Intra prediction accuracy is crucial for reducing redundancy in video data.
Existing intra prediction methods can be less effective in high-detailed image regions.

Purpose of the Study:

To introduce a novel intra coding scheme, Short Distance Intra Prediction (SDIP), for HEVC.
To enhance the accuracy of intra prediction, particularly in complex visual areas.
To reduce the bit rate for video sequences with rich textures.

Main Methods:

The proposed SDIP method adapts HEVC's quadtree unit structure.
Coding units are split into non-square units to shorten prediction reference distances.
Directional prediction methods are enhanced by the reduced sample distances.

Main Results:

SDIP significantly improves intra prediction accuracy, especially in high-detailed regions.
The method is effective for both luma and chroma components.
Integration into HEVC reference software yielded up to 12.8% bit rate reduction for textured sequences.

Conclusions:

SDIP offers a viable enhancement for HEVC intra coding.
The technique effectively addresses limitations in predicting complex image areas.
This approach contributes to more efficient video compression standards.