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Fast algorithm and efficient hardware architecture of half-pixel interpolation unit for H.264/AVC
A fast half-pixel motion estimation algorithm and its corresponding hardware architecture are presented. Unlike three steps are needed in typical...
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A new approach to DVC combined with ROI extraction and residual video coding for multimedia sensor networks
The Wyner-Ziv distributed video coding scheme is characterized for its intraframe encoder and interframe decoder which can also approach the...
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A Wyner-Ziv Video Coding method utilizing mixture correlation noise model
In Wyner-Ziv (WZ) Distributed Video Coding (DVC), correlation noise model is often used to describe the error distribution between WZ frame and the...
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Low-complexity redundancy insertion in multiple description coding
Multiple description coding has recently been proposed as a joint source and channel coding to solve the problem of robust image transmission over...
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Multi-epipolar lines matching-based ray-space interpolation for Free Viewpoint Video system
Ray-space based arbitrary viewpoint rendering without complex object segmentation or model construction is the main technology to realize Free...
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H.264 motion estimation algorithm based on video sequences activity
Motion estimation is an important part of H.264/AVC encoding progress, with high computational complexity. Therefore, it is quite necessary to find a...
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More efficient ground truth ROI image coding technique: implementation and wavelet based application analysis
In this paper, more efficient, low-complexity and reliable region of interest (ROI) image codec for compressing smooth low texture remote sensing...
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RETRACTED ARTICLE: A modified edge-oriented spatial interpolation algorithm for consecutive blocks error concealment
This paper proposes a low-complexity spatial-domain Error Concealment (EC) algorithm for recovering consecutive blocks error in still images or...
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Macroblock-level decoding and deblocking method and its pipeline implementation in H.264 decoder SOC design
This paper presents a macroblock-level (MB-level) decoding and deblocking method for supporting the flexible macroblock ordering (FMO) and arbitrary...
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Unequal forced-intra-refresh for robust video streaming
For video streaming over lossy channels, intra refresh can mitigate the error-propagation effect caused by packet losses. Besides some intra-mode...
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A fast block-matching algorithm based on variable shape search
Block-matching motion estimation plays an important role in video coding. The simple and efficient fast block-matching algorithm using Variable Shape...
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A high fidelity VQ coding algorithm with region adaptive subbanding
Image subbands can be obtained by using filterbank. Traditional compression method uses direct entropy coding for each subband. After studying the...
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A complexity-scalable software-based MPEG-2 video encoder
With the development of general-purpose processors (GPP) and video signal processing algorithms, it is possible to implement a software-based...
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Multiple descriptions based wavelet image coding
We present a simple and efficient scheme that combines multiple descriptions coding with wavelet transform under JPEG2000 image coding architecture....