Industry Forums
- Co-chair, Guidelines WG, Ultra HD Forum (2025-present)
- Co-chair, Encoding & Packaging WG, Streaming Video Technology Alliance (2025-present)
- Co-chair, Players & Playback WG, Streaming Video Technology Alliance (2023-present)
- Co-chair, DASH-IF WG, Streaming Video Technology Alliance (2024-present)
- Vice-chair, Interoperability WG, DASH Industry Forum (2023-2024)
Standards Organizations
- Co-chair, MPEG AHG on Systems Functionalities for Video Conformance (2020-2024)
- Co-editor, ISO/IEC 23009-3 (MPEG-DASH/Part 3) (2012-2014)
- Co-editor, ISO/IEC 23008-1/AMD 2 (MPEG-H Part 1: Cross Layer Interface) (2013-2014)
- Co-editor, ISO/IEC 23001-10 (MPEG-B Part 10: Carriage of timed metadata) (2013-2014)
- Co-chair, MPEG AHG on Compact Descriptors for Visual Search (2010-2011)
- Chair, INCITS L3.1 AHG on Visual Search (2009-2010)
- Co-chair, MPEG AHG on Video/IDCT (2006-2007)
- Co-editor, ISO/IEC 23002-2 (2006 - 2008)
- Co-editor, ISO/IEC 23002-1/AMD1 (2006 - 2008)
Expert functions
- Technical expert / reviewer for European Commission (FP7 iSEARCH project, 2011-2013)
- Patent litigation support (multiple cases, 2007-present)
Technical commitees
- IEEE MMTC IG on Image, Video and Mesh Coding (2012-2016)
Editorial
- Signal Processing: Image Communication, Special Issue on Visual Search, 2012.
Program Commitees
- ACM Mile-High Video (MHV) (2018-2025) (program co-chair 2024,2025)
- IEEE Data Compression Conference (DCC) (2010-2025) (special sessions 2013-2025)
- SPIE Applications of Digital Image Processing (ADIP)) (2010-2025)
- IEEE International Conference on Image Processing (ICIP) (2008, 2018-2021)
- IEEE Visual Communications and Image Processing (VCIP) (2011, 2012, 2017)
- IEEE International Conference on Multimedia and Expo (ICME) (workshops 2011, 2014)
- IEEE Global Conference on Signal and Information Processing (GlobalSIP) (2013)
- IEEE International Symposium on Consumer Electronics (ISCE) (2008)
Memberships