Mile-High Video Conference最新文献

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Toward WebTransport Support in dash.js 在 dash.js 中支持 WebTransport
Mile-High Video Conference Pub Date : 2024-02-11 DOI: 10.1145/3638036.3640264
Stefan Pham, Philip Nys, Minh Nguyen, Daniel Silhavy, A. Begen, S. Arbanowski, Stephan Steglich
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引用次数: 0
Empowering a greener future: Strategies for Sustainable Video Streaming and Energy Efficiency 助力绿色未来:可持续视频流和能源效率战略
Mile-High Video Conference Pub Date : 2024-02-11 DOI: 10.1145/3638036.3640241
R. Seeliger, Stefan Pham, S. Arbanowski, Stephan Steglich
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引用次数: 0
AV1-Compatible Film Grain Modeling for HEVC Decoders 针对 HEVC 解码器的 AV1 兼容电影颗粒建模
Mile-High Video Conference Pub Date : 2024-02-11 DOI: 10.1145/3638036.3640245
D. Grois, A. Giladi, T. Guionnet, Thomas Burnichon, Nikolay Tverdokhleb, M. Raulet
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引用次数: 0
Standards-Based Neural-Network Post-Filters for Improved Video Quality 基于标准的神经网络后置滤波器提高视频质量
Mile-High Video Conference Pub Date : 2024-02-11 DOI: 10.1145/3638036.3640809
Sachin Deshpande
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引用次数: 0
Novel Segment-Based Rate Control Scheme for x265 Open-Source Video Encoder 用于 x265 开源视频编码器的基于分段的新型速率控制方案
Mile-High Video Conference Pub Date : 2024-02-11 DOI: 10.1145/3638036.3640283
Kirithika Kalirathnam, Ashok Kumar Mishra, D. Grois, A. Giladi
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引用次数: 0
Review and evaluation of VVC fast partitioning search methods using a common baseline 使用共同基线审查和评估 VVC 快速分区搜索方法
Mile-High Video Conference Pub Date : 2024-02-11 DOI: 10.1145/3638036.3640804
A. Wieckowski, Anastasia Henkel, B. Bross, H. Schwarz, D. Marpe
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引用次数: 0
Optimal Quality and Efficiency in Adaptive Live Streaming with JND-Aware Low latency Encoding 利用 JND 感知低延迟编码优化自适应直播流的质量和效率
Mile-High Video Conference Pub Date : 2024-01-27 DOI: 10.1145/3638036.3640807
V. V. Menon, Jingwen Zhu, Prajit T. Rajendran, Samira Afzal, Klaus Schoeffmann, P. Callet, C. Timmerer
{"title":"Optimal Quality and Efficiency in Adaptive Live Streaming with JND-Aware Low latency Encoding","authors":"V. V. Menon, Jingwen Zhu, Prajit T. Rajendran, Samira Afzal, Klaus Schoeffmann, P. Callet, C. Timmerer","doi":"10.1145/3638036.3640807","DOIUrl":"https://doi.org/10.1145/3638036.3640807","url":null,"abstract":"In HTTP adaptive live streaming applications, video segments are encoded at a fixed set of bitrate-resolution pairs known as bitrate ladder. Live encoders use the fastest available encoding configuration, referred to as preset, to ensure the minimum possible latency in video encoding. However, an optimized preset and optimized number of CPU threads for each encoding instance may result in (i) increased quality and (ii) efficient CPU utilization while encoding. For low latency live encoders, the encoding speed is expected to be more than or equal to the video framerate. To this light, this paper introduces a Just Noticeable Difference (JND)-Aware Low latency Encoding Scheme (JALE), which uses random forest-based models to jointly determine the optimized encoder preset and thread count for each representation, based on video complexity features, the target encoding speed, the total number of available CPU threads, and the target encoder. Experimental results show that, on average, JALE yield a quality improvement of 1.32 dB PSNR and 5.38 VMAF points with the same bitrate, compared to the fastest preset encoding of the HTTP Live Streaming (HLS) bitrate ladder using x265 HEVC open-source encoder with eight CPU threads used for each representation. These enhancements are achieved while maintaining the desired encoding speed. Furthermore, on average, JALE results in an overall storage reduction of 72.70 %, a reduction in the total number of CPU threads used by 63.83 %, and a 37.87 % reduction in the overall encoding time, considering a JND of six VMAF points.","PeriodicalId":326468,"journal":{"name":"Mile-High Video Conference","volume":"63 1","pages":"61-67"},"PeriodicalIF":0.0,"publicationDate":"2024-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140492750","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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