Context-adaptive binary arithmetic coding
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Overview of the Versatile Video Coding (VVC) Standard and its Applications Open
Versatile Video Coding (VVC) was finalized in July 2020 as the most recent international video coding standard. It was developed by the Joint Video Experts Team (JVET) of the ITU-T Video Coding Experts Group (VCEG) and the ISO/IEC Moving P…
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Image and Video Compression With Neural Networks: A Review Open
In recent years, the image and video coding technologies have advanced by\nleaps and bounds. However, due to the popularization of image and video\nacquisition devices, the growth rate of image and video data is far beyond the\nimprovement…
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Developments in International Video Coding Standardization After AVC, With an Overview of Versatile Video Coding (VVC) Open
In the last 17 years, since the finalization of the first version of the now-dominant H.264/Moving Picture Experts Group-4 (MPEG-4) Advanced Video Coding (AVC) standard in 2003, two major new generations of video coding standards have been…
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Complexity Analysis Of Next-Generation VVC Encoding And Decoding Open
While the next generation video compression standard, Versatile Video Coding\n(VVC), provides a superior compression efficiency, its computational complexity\ndramatically increases. This paper thoroughly analyzes this complexity for both\…
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Deep Contextual Video Compression Open
Most of the existing neural video compression methods adopt the predictive coding framework, which first generates the predicted frame and then encodes its residue with the current frame. However, as for compression ratio, predictive codin…
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The use of asymmetric numeral systems as an accurate replacement for Huffman coding Open
Entropy coding is an integral part of most data compression systems. Huffman coding (HC) and arithmetic coding (AC) are two of the most widely used coding methods. HC can process a large symbol alphabet at each step allowing for fast encod…
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Transform Coding in the VVC Standard Open
In the past decade, the development of transform coding techniques has achieved significant progress and several advanced transform tools have been adopted in the new generation Versatile Video Coding (VVC) standard. In this paper, a brief…
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Introduction to Arithmetic Coding -- Theory and Practice Open
This introduction to arithmetic coding is divided in two parts. The first explains how and why arithmetic coding works. We start presenting it in very general terms, so that its simplicity is not lost under layers of implementation details…
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Tunable VVC Frame Partitioning Based on Lightweight Machine Learning Open
Block partition structure is a critical module in video coding scheme to achieve significant gap of compression performance. Under the exploration of the future video coding standard, named Versatile Video Coding (VVC), a new Quad Tree Bin…
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Quantization and Entropy Coding in the Versatile Video Coding (VVC) Standard Open
The paper provides an overview of the quantization and entropy coding methods in the Versatile Video Coding (VVC) standard. Special focus is laid on techniques that improve coding efficiency relative to the methods included in the High Eff…
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Extended Selective Encryption of H.264/AVC (CABAC)- and HEVC-Encoded Video Streams Open
International audience
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CNN Oriented Complexity Reduction Of VVC Intra Encoder Open
International audience
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Medical Video Coding Based on 2nd-Generation Wavelets: Performance Evaluation Open
The operations of digitization, transmission and storage of medical data, particularly images, require increasingly effective encoding methods not only in terms of compression ratio and flow of information but also in terms of visual quali…
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Versatile Video Coding Standard: A Review From Coding Tools to Consumers Deployment Open
The amount of video content and the number of applications based on\nmultimedia information increase each day. The development of new video coding\nstandards is a challenge to increase the compression rate and other important\nfeatures wit…
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Intra Frame Coding In Advanced Video Coding Standard (H.264) to Obtain Consistent PSNR and Reduce Bit Rate for Diagonal Down Left Mode Using Gaussian Pulse Open
Intra prediction process of H.264 video coding standard used to code first frame i.e. Intra frame of video to obtain good coding efficiency compare to previous video coding standard series. More benefit of intra frame coding is to reduce s…
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Context-Based Ternary Tree Decision Method in Versatile Video Coding for Fast Intra Coding Open
This paper presents a fast encoding method for versatile video coding (VVC) using an early determination scheme that skips redundant multi-type tree (MTT) pruning. MTT consists of binary and ternary trees (TTs) with traditional quadtrees a…
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Overview of the Neural Network Compression and Representation (NNR) Standard Open
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General Video Coding Technology in Responses to the Joint Call for Proposals on Video Compression With Capability Beyond HEVC Open
After the development of the High-Efficiency Video Coding Standard (HEVC), ITU-T VCEG and ISO/IEC MPEG formed the Joint Video Exploration Team (JVET), which started exploring video coding technology with higher coding efficiency, including…
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Bit-Swap: Recursive Bits-Back Coding for Lossless Compression with Hierarchical Latent Variables Open
The bits-back argument suggests that latent variable models can be turned into lossless compression schemes. Translating the bits-back argument into efficient and practical lossless compression schemes for general latent variable models, h…
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Complexity Control Based on a Fast Coding Unit Decision Method in the HEVC Video Coding Standard Open
The emerging high-efficiency video coding standard achieves higher coding efficiency than previous standards by virtue of a set of new coding tools such as the quadtree coding structure. In this novel structure, the pixels are organized in…
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Mode Skipping for HEVC Screen Content Coding via Random Forest Open
Screen content coding (SCC) is the extension to high-efficiency video coding (HEVC) for compressing screen content videos. New coding tools, intrablock copy (IBC), and palette (PLT) modes, are introduced to encode screen content (SC) such …
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Lossless Compression in Bayer Color Filter Array for Capsule Endoscopy Open
This paper presents a compression algorithm for color filter array (CFA) images in a wireless capsule endoscopy system. The proposed algorithm consists of a new color space transformation (known as YLMN), a raster-order prediction model, a…
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Fast CU Decision-Making Algorithm Based on DenseNet Network for VVC Open
The joint video expert team (JVET) is currently developing a new video coding standard called H.266/Versatile Video Coding (VVC). Compared with High Efficiency Video Coding (HEVC), VVC has added a variety of coding tools. These tools have …
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Inter-Prediction Optimizations for Video Coding Using Adaptive Coding Unit Visiting Order Open
The flexible partitioning scheme and increased number of prediction modes in the high efficiency video coding (HEVC) standard are largely responsible for both its high compression efficiency and computational complexity. In typical HEVC en…
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Limited Coding-Length-Based Sliding-Mode Control With Adaptive Quantizer’s Parameter Open
In Niu and Ho (2014), an interesting issue was investigated on how an existing controller can still achieve the same control performance under the quantization case by designing the online adjusting strategy for the quantizer's parameter. …
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Overview of HEVC extensions on screen content coding Open
Technologies for coding non-camera-captured video contents have received great interests lately due to the rapid growth of application areas such as wireless display and screen sharing, etc. In response to the market demands, the ITU-T Vid…
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The JPEG Pleno Light Field Coding Standard 4D-Transform Mode: How to Design an Efficient 4D-Native Codec Open
The increasing demand for highly realistic and immersive visual experiences has led to the emergence of richer 3D visual representation models such as light fields, point clouds and meshes. Light fields may be modelled as a 2D array of 2D …
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Fusion: Towards Automated ICD Coding via Feature Compression Open
ICD coding aims to automatically assign International Classification of Diseases (ICD) codes from unstructured clinical notes or discharge summaries, which saves human labor and reduces errors.Although several studies are proposed to solve…
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An Improved Inter-Frame Prediction Algorithm for Video Coding Based on Fractal and H.264 Open
Video compression has become more and more important nowadays along with the increasing application of video sequences and rapidly growing resolution of them. H.264 is a widely applied video coding standard for academic and commercial purp…
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Context-Adaptive Binary Arithmetic Coding With Fixed-Length Codewords Open
Context-adaptive binary arithmetic coding is a widespread technique in the field of image and video coding. Most state-of-the-art arithmetic coders produce a (long) codeword of a priori unknown length. Its generation requires a renormaliza…