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Related papers: Enhancing Quality for HEVC Compressed Videos

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With the growing data consumption of emerging video applications and users requirement for higher resolutions, up to 8K, a huge effort has been made in video compression technologies. Recently, versatile video coding (VVC) has been…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Charles Bonnineau , Wassim Hamidouche , Jerome Fournier , Naty Sidaty , Jean-Francois Travers , Olivier Deforges

In recent years, the proliferation of multimedia applications and formats, such as IPTV, Virtual Reality (VR, 360-degree), and point cloud videos, has presented new challenges to the video compression research community. Simultaneously,…

Image and Video Processing · Electrical Eng. & Systems 2023-10-23 Thomas Amestoy , Naty Sidaty , Wassim Hamidouche , Pierrick Philippe , Daniel Menard

The growth in video Internet traffic and advancements in video attributes such as framerate, resolution, and bit-depth boost the demand to devise a large-scale, highly efficient video encoding environment. This is even more essential for…

High Efficiency Video Coding (HEVC) significantly reduces bit-rates over the proceeding H.264 standard but at the expense of extremely high encoding complexity. In HEVC, the quad-tree partition of coding unit (CU) consumes a large…

Computer Vision and Pattern Recognition · Computer Science 2019-03-06 Mai Xu , Tianyi Li , Zulin Wang , Xin Deng , Ren Yang , Zhenyu Guan

In recent years, the image and video coding technologies have advanced by leaps and bounds. However, due to the popularization of image and video acquisition devices, the growth rate of image and video data is far beyond the improvement of…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 Siwei Ma , Xinfeng Zhang , Chuanmin Jia , Zhenghui Zhao , Shiqi Wang , Shanshe Wang

In an adaptive bitrate streaming application, the efficiency of video compression and the encoded video quality depend on both the video codec and the quality metric used to perform encoding optimization. The development of such a quality…

Image and Video Processing · Electrical Eng. & Systems 2024-04-11 Yixu Chen , Zaixi Shang , Hai Wei , Yongjun Wu , Sriram Sethuraman

The rise of deepfake technologies has posed significant challenges to privacy, security, and information integrity, particularly in audio and multimedia content. This paper introduces a Quantum-Trained Convolutional Neural Network (QT-CNN)…

Sound · Computer Science 2024-10-15 Chu-Hsuan Abraham Lin , Chen-Yu Liu , Samuel Yen-Chi Chen , Kuan-Cheng Chen

Video Quality Assessment (VQA) is a very challenging task due to its highly subjective nature. Moreover, many factors influence VQA. Compression of video content, while necessary for minimising transmission and storage requirements,…

Video coding is a critical step in all popular methods of streaming video. Marked progress has been made in video quality, compression, and computational efficiency. Recently, there has been an interest in finding ways to apply techniques…

Image and Video Processing · Electrical Eng. & Systems 2019-05-14 Everett Fall , Kai-wei Chang , Liang-Gee Chen

The lossy compression techniques produce various artifacts like blurring, distortion at block bounders, ringing and contouring effects on outputs especially at low bit rates. To reduce those compression artifacts various Convolutional…

Image and Video Processing · Electrical Eng. & Systems 2020-01-01 K. R. Rao , Ninad Gorey

Vehicular communication has become a reality guided by various applications. Among those, high video quality delivery with low latency constraints required by real-time applications constitutes a very challenging task. By dint of its…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Mohamed Aymen Labiod , Mohamed Gharbi , François-Xavier Coudoux , Patrick Corlay , Noureddine Doghmane

This paper deals with the latest video coding standard H265 SHVC, a scalable extension to High Efficiency Video Coding (HEVC). HEVC introduces new coding tools compared to its predecessor and is backward compatible with all types of…

Multimedia · Computer Science 2020-09-22 L. Balaji , K. K. Thyagharajan

Convolutional neural networks have achieved excellent results in compressed video quality enhancement task in recent years. State-of-the-art methods explore the spatiotemporal information of adjacent frames mainly by deformable convolution.…

Multimedia · Computer Science 2022-10-26 Li Yu , Wenshuai Chang , Shiyu Wu , Moncef Gabbouj

In video streaming services, predicting the continuous user's quality of experience (QoE) plays a crucial role in delivering high quality streaming contents to the user. However, the complexity caused by the temporal dependencies in QoE…

Multimedia · Computer Science 2020-08-04 Tho Nguyen Duc , Chanh Minh Tran , Phan Xuan Tan , Eiji Kamioka

Video content has experienced a surge in popularity, asserting its dominance over internet traffic and Internet of Things (IoT) networks. Video compression has long been regarded as the primary means of efficiently managing the substantial…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Parham Zilouchian Moghaddam , Mehdi Modarressi , Mohammad Amin Sadeghi

In recent years, video compression techniques have been significantly challenged by the rapidly increased demands associated with high quality and immersive video content. Among various compression tools, post-processing can be applied on…

Image and Video Processing · Electrical Eng. & Systems 2021-01-21 Fan Zhang , Di Ma , Chen Feng , David R. Bull

In this paper we propose a generative adversarial network (GAN) framework to enhance the perceptual quality of compressed videos. Our framework includes attention and adaptation to different quantization parameters (QPs) in a single model.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Saiping Zhang , Luis Herranz , Marta Mrak , Marc Gorriz Blanch , Shuai Wan , Fuzheng Yang

Inspired by the recent advances of image super-resolution using convolutional neural network (CNN), we propose a CNN-based block up-sampling scheme for intra frame coding. A block can be down-sampled before being compressed by normal intra…

Multimedia · Computer Science 2017-08-08 Yue Li , Dong Liu , Houqiang Li , Li Li , Feng Wu , Hong Zhang , Haitao Yang

Advanced video classification systems decode video frames to derive the necessary texture and motion representations for ingestion and analysis by spatio-temporal deep convolutional neural networks (CNNs). However, when considering visual…

Computer Vision and Pattern Recognition · Computer Science 2019-01-03 Mohammad Jubran , Alhabib Abbas , Aaron Chadha , Yiannis Andreopoulos

In recent years, resolution adaptation based on deep neural networks has enabled significant performance gains for conventional (2D) video codecs. This paper investigates the effectiveness of spatial resolution resampling in the context of…

Image and Video Processing · Electrical Eng. & Systems 2022-02-28 Angeliki Katsenou , Fan Zhang , David Bull