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Showing 1 to 20 of 22 for “"HEVC"”.
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Algorithms, architectures and circuits for low power HEVC codecs
… is necessary. High Efficiency Video Coding (HEVC) is a new standard that has been designed with the goal of satisfying this need in the coming decade. For a given quality, of video HEVC offers 2x better compression than existing standards. However, this compression comes at the cost of a …
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A secure HEVC video watermarking scheme for authentication and copyright purposes
High-Efficiency Video Coding (HEVC) becomes one of the widely deployed standards for multimedia applications. However, HEVC streams can be easily tampered by any third party, which negatively affects the authentication and copyright protection. Existing watermarking schemes used for copyright …
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Parallel implementation of sample adaptive offset filtering block for low-power HEVC chip
… as part of a High Efficiency Video Coding (HEVC) chip under development for use in low power environments. The SAO algorithm is detailed and an algorithm suitable for parallel processing using offset processing blocks is analyzed. Further, the SAO block hardware architecture is discussed, …
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Dynamic Switching of GOP Configurations in High Efficiency Video Coding (HEVC) using Relational Databases for Multi-objective Optimization
… solutions for High Efficiency Video Coding (HEVC) based on dynamic switching of GOP configurations. The approach provides a basic system for multi-objective optimization approach with constraints on power, video quality and bitrate. This is accomplished by utilizing a recently introduced …
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Algorithms and methods for video transcoding.
… compression standard for the last 15 years. HEVC (High Efficiency Video Coding) is the latest video compression standard finalised in 2013, which is an improvement over H.264 video compression standard. HEVC performs significantly better than H.264 in terms of the Rate-Distortion performance. …
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A Cost Shared Quantization Algorithm and its Implementation for Multi-Standard Video CODECS
… developing codec High Efficiency Video Coding (HEVC). HEVC, successor to H.264/MPEG-4 AVC, aims to substantially improve coding efficiency compared to AVC High Profile. The thesis presents a high performance circuit shared architecture that can perform the quantization operation for HEVC, …
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Circuit implementations for high-efficiency video coding tools
High-Efficiency Video Coding (HEVC) is planned to be the successor video standard to the popular Advanced Video Coding (H.264/AVC) with a targeted 2x improvement in compression at the same quality. This improvement comes at the cost of increased complexity through the addition of new coding tools …
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Deep learning-based artifacts removal in video compression
… methods in High-Efficiency Video Coding (HEVC), the rich features and in- formation generated by the compression pipeline has not been fully utilized in the design of neural networks. Therefore, we propose a learning-based method to further improve the coding efficiency to its full extent. …
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Low complexity in-loop perceptual video coding
… implemented in the high efficiency video coding (HEVC) encoder. This resulted in bit-redistribution, where greater bits and smaller partitioning were allocated to perceptually significant regions. Using a HEVC optimised processor the timing increase was < +4% and < +6% for video streaming and …
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Improved Techniques for Video Compression and Communication
… (IntraBC) is a newly adopted tool in the H.265/HEVC (High Efficiency Video Coding) extension for the screen content video coding. The IntraBC tool efficiently encodes repeating patterns in a picture. The current IntraBC scheme achieves about 1.0% bit-rate reduction on average and up to 4.3% …
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Exploring Temporal Loss Tolerance of Video Codecs for QoE Enhancement in Adaptive Streaming
… We investigate temporal loss tolerance for HEVC and AV1, and apply the optimization on video streaming. Results show a drastic improvement on the smoothness and the QoE.
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Energy-efficient video decoding using data statistics
… this, new video coding standards such as H.265/HEVC (High Efficiency Video Coding) provide better compression especially at Full HD and higher video resolutions. HEVC achieves this through a variety of algorithmic techniques such as larger transform sizes and more accurate inter-frame …
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Digital Hardware Architectures for Exact and Approximate DCT Computation Using Number Theoretic Techniques
… into high efficiency video coding standard (HEVC). The proposed digital architectures have potential applications in multimedia, automaticsurveillance, geospatial remote sensing, and automotive industry.
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Improvement of Decision on Coding Unit Split Mode and Intra-Picture Prediction by Machine Learning
<p>High efficiency Video Coding (HEVC) has been deemed as the newest video coding standard of the ITU-T Video Coding Experts Group and the ISO/IEC Moving Picture Experts Group. The reference software (i.e., HM) have included the implementations of the guidelines in appliance with the new standard. …
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Neural Region-of-Interest-Aware Video Compression for Wildlife Monitoring Under Edge Computing Constraints
… be implemented using traditional codecs, such as HEVC and AV1, depending on hardware acceleration capabilities.
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Low-power and application-specific SRAM design for energy-efficient motion estimation
… for the next generation video standard, HEVC. Hardware cost and coding efficiency trade-offs are quantified and an optimum design choice between hardware complexity and coding efficiency is proposed. Hardware-efficient search algorithm, shared search range across CU engines and pixel …
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Hyperspectral image compression using implicit neural representations
… (11) 3D-DCT, (12) 3D-DWT-SVR, (13) WSRC, (14) HEVC, (15) RPM, and (16) 3D-SPECK.) for hyperspectral image compression, and according to the Peak Signal-to-Noise Ratio (PSNR) and Structural Similarity Index Measure (SSIM) metrics, the method developed in this study achieves state-of-the-art …
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Advanced Statistical Learning Methods in Image Processing
… including JPEG, JPEG2000, BPG, MPEG-4, HEVC and a neural network-based method for all of different image/video types and often on nearly all of the individual images. Second, in the image reconstruction problem, we establish posterior concentration rates for wavelets with adaptive …
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Dynamically Reconfigurable Architectures and Systems for Time-varying Image Constraints (DRASTIC) for Image and Video Compression
… emerging High Efficiency Video Coding standard (HEVC).
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Compression for Machine Vision and Beyond
… schemes beyond the High Efficiency Video Coding (HEVC) standard. 1) Based on observations on the properties of DST-7 and DCT-8, a dual-implementation support solution is developed to reduce the software run-time complexity. The (anti-)symmetric features are leveraged to reduce the number of …
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