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JPEG Image Encryption with DC Rotation and Undivided RSV-based AC Group Permutation

Posted on November 20, 2023 by

IEEE Transactions on Multimedia (TMM) [PDF] Yuan Yuan (Southwest Jiaotong University, China), Hongjie He (Southwest Jiaotong University, China), Yaolin Yang (Southwest Jiaotong University, China), Hadi Amirpour (AAU, Klagenfurt, Austria), Christian Timmerer (AAU, Klagenfurt, Austria), Fan Chen (Southwest Jiaotong University, China) Abstract: Existing … Continue reading →

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Cryptanalysis of a Reversible Data Hiding Scheme in Encrypted Images by Improved Redundant Space Transfer

Posted on October 2, 2023 by

IEEE International Conference on Visual Communications and Image Processing (VCIP) 03-07 December 2023, Jeju, South Korea [PDF] Lingfeng Qu (SWJTU, China), Hongjie He (SWJTU, China), Hadi Amirpour (AAU, Austria), Mohammad Ghanbari (University of Essex, UK) , and Christian Timmerer (AAU, Austria) Abstract: In this paper, … Continue reading →

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Enhancing Satisfied User Ratio (SUR) Prediction for VMAF Proxy through Video Quality Metrics

Posted on October 2, 2023 by

IEEE International Conference on Visual Communications and Image Processing (VCIP) 03-07 December 2023, Jeju, Korea [PDF] Jingwen zhu (Nantes University), Hadi Amirpour (AAU, Austria), Raimund Schatz (AIT, Austria) ,  Christian Timmerer (AAU, Austria), and Patrick Le Callet (Nantes University) Abstract: In adaptive video streaming, … Continue reading →

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Preparing VVC for Streaming: A Fast Multi-Rate Encoding Approach

Posted on September 28, 2023 by

IEEE International Conference on Visual Communications and Image Processing (VCIP) 03-07 December 2023, Jeju, Korea [PDF] Yiqun Liu (Ateme), Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Mohsen Abdoli (IRT b-com),  Christian Timmerer (Alpen-Adria-Universität Klagenfurt), and Thomas Guionnet (Ateme) Abstract: The integration of advanced video codecs into the streaming … Continue reading →

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ICME’23 Tutorial: Advances in HTTP Adaptive Streaming: New Standards, Video Codecs, and Encoding Optimization Techniques

Posted on July 10, 2023 by

IEEE ICME 2023 Monday, July 10, 2023 https://www.2023.ieeeicme.org/tutorial-prop.php Lectures: Hadi Amirpour, AAU, AT Yutiy Reznik, Brightcove, USA Nabajeet Barman,  Brightcove Christian Timmerer, AAU, AT Abstract: The applications of video streaming are the primary drivers of Internet traffic, as over 82% … Continue reading →

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Optimizing Video Streaming for Sustainability and Quality: The Role of Preset Selection in Per-Title Encoding

Posted on May 31, 2023 by

IEEE International Conference on Multimedia and Expo (ICME) 10-14 July 2023, Brisbane, Australia [PDF] Hadi Amirpour (Alpen-Adria-Universität Klagenfurt), Vignesh V Menon (Alpen-Adria-Universität Klagenfurt), Samira Afzal (Alpen-Adria-Universität Klagenfurt), Radu Prodan (Alpen-Adria-Universität Klagenfurt),  and Christian Timmerer (Alpen-Adria-Universität Klagenfurt) Abstract: HTTP Adaptive Streaming … Continue reading →

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IXR’23: Interactive eXtended Reality 2023

Posted on April 11, 2023 by

IXR’23: Interactive eXtended Reality 2023 colocated with ACM Multimedia 2023 October 2023, Ottawa, Canada [Link] Workshop Chairs: Irene Viola, CWI, Netherlands Hadi Amirpour, Klagenfurt University, Austria Stephanie Arévalo Arboleda, TUIlmenau , Germany Maria Torres Vega, Ghent University, Belgium Topics of … Continue reading →

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