SUMOVER Project: Status meeting with Frederique VanTill 9 th January 2007 Peter Kirstein Piers O’Hanlon Socrates Varakliotis

SUMOVER Project - Status Jan 2007 Overview SUMOVER project overview Current media tools status New features plan Future plans

SUMOVER Project - Status Jan 2007 SUMOVER Project overview JISC funded project for 2 years (Started: Aug 05) –Joint Information Systems Committee (JISC) –Resources: ~1.5 people for 2 years Why it happened –Resulted from UKERNA e-Science videoconf reports –Media tools in wide use in Advanced Collaborative Environments AccessGrid and until recently VRVS –Diverging code base Lack of support for VIC and RAT –UCL has long history of working on the tools

SUMOVER Project - Status Jan 2007 Workpackages WP1 : Project management WP2 : Code management systems –Source code versioning, Bug/feature tracking, checking/testing tools, project management WP3 : Common code base –Bring together source code under ‘one roof’ WP4 : Tools support –Provide some support for tools WP5 : Workshops –Bring together interested parties and community WP6 : Tools development projects –Develop some new interesting stuff and publish

SUMOVER Project - Status Jan 2007 WP1 : Project management Project plan and budget Project progress report –Two reports issued, next due end of February Website –Info/Docs: Workshop docs/report, Project plan –Code management – Trac & Subversion lists setup –Web based system - mailman Workshop organisation Project presentations made at: –OSS2006, AG retreat 06, AHM2006

SUMOVER Project - Status Jan 2007 WP2: Software management systems Surveyed a number of systems –Source code versioning systems CVS, RCS, Git, Bitkeeper, Arch, Subversion –Bug tracking systems Bugzilla, Mantis, Trac –Static analysis tools, Testing suites, Doc systems Now running selected system –Trac with Subversion –Imported all existing code and history –Local and external users (ANL) active

SUMOVER Project - Status Jan 2007

WP3: Common code base Deliverable: D9: Common Code Base (May 06) Surveyed existing patches –ANL, VRVS, External (NCHC, Glasgow, ANU) Licensing –Staying with BSD style license –Re-organise code for optional GPL components Have established collaboration partners –ANL, NCHC, Glasgow, ANU –Having regular AG based meetings Working towards convergence –First converged code base for AG (Early ’07)

SUMOVER Project - Status Jan 2007 WP4: Tools support Deliverable: D10: Tool Support (Oct 06) Utilising new software management systems Integrating in existing features –E.g. H.264, MPEG4, etc Coordinate with external developers –Direct /conferencing, Sumover-dev mailing list Work with: Users, AG-Tech, AGSC, inSORS Stimulate contributions from community –Code, Bugs, Features, Docs

SUMOVER Project - Status Jan 2007 WP5: Workshops Organised and ran first workshop at UCL –Participants: (AG remote) –Brought together ANL, VRVS, inSORS and others –Laid ground for continued collaboration –Discussed and ordered features list – on wiki –Platforms Support new Linux and WinXP versions, plus some OSX Finalising organisation of second workshop –Confirmed attendance and booked setup

SUMOVER Project - Status Jan 2007 Workshop – Draft Agenda Monday 15th January 10am Coffee 10:30 Meeting start: Sumover status update 11:30 Software management systems 12:00 Presentation from Colin Perkins (AVT WorkGroup chair) on IETF activities 12:30 Buffet lunch 14:00 RAT 15:00 Coffee 15:30 VIC Presentation from Barz Hzu (NCHC) 16:30 Talk by Tom Uram (ANL – AG Tech lead) 16:30 Future New features (e.g. DCCP support, new codecs, SRTP etc) 18:00 day end Tuesday 16th January 11:00 Coffee 11:15 Open Discussion on future 13:00-13:55 Lunch 14:00-16:30 Optional tool dev session

SUMOVER Project - Status Jan 2007 WP6: Tools development projects A lot of discussion at workshop Put up list of features/changes on Web –Encouraging external input Selecting a few new features as “dev projects” –Logo sender, SSM, New codecs, DCCP, RAT- multithreaded New video tool project –Collaborative effort with NCHC and ANU Most work being done in NCHC – Gstreamer based –Regular meetings have enhanced SUMOVER collaboration

SUMOVER Project - Status Jan 2007 Evaluation Internal evaluation –Progress reports (6 monthly) Two issued so far. –Final project report JISC evaluation –JISC meetings –Project officer discussions Evaluation and steering advisory group (ESAG) –Hosted first evaluation meeting in Core workshop attendees and others

Media tools - Current status VIC RAT Common

SUMOVER Project - Status Jan 2007 VIC (VideoConference tool) – Latest New features New Windows DirectX Grabber – –Already shipping with AG3 VIC New Image overlay/logo sending functionality –May be utilised on start-up by AG Source-Specific Multicast (SSM) support New codec H261as – {Rhys –Enables interoperability with Rhys’ VP Screen tool Updates for MacOS X {Colin Windows NullSoft installer script to auto-generate installer Various stabilisation fixes –Updated video4linux2 driver to latest API (Linux-2.6.x) –Added more graceful Grabber error handling –Fixes imported from Debian, FreeBSD, and Gentoo ports. –Updated v4l1 to work with wider range of devices {MASH Project}

SUMOVER Project - Status Jan 2007 Latest VIC New logo sending feature

SUMOVER Project - Status Jan 2007 VIC – Planned Features for AG release Input from NCHC – Now merging –MPEG4 codec –H.264 codec Working on compliance with H.264 RTP Payload format (RFC 3984) –Will contact inSORS with update once completed –Alternate full screen GUI –Advanced rendering Full-Screen mode Video window scaling in software X11 XVideo - hardware scaling/colourspace conversion Input from ANL – Next merge –Mac video capture support –Autoplace control –Optional window menus/border –Site identifier signalling Aiming for inclusion in next AG (Early ’07) –In close contact with AG tech lead – Thomas Uram

SUMOVER Project - Status Jan 2007 RAT (Robust Audio Tool) – Latest New features New look GUI: Dynamic display of Address/port/ttl Dynamic address/port re-binding (without having to restart) –Useful in conjunction with AG for faster room change Security padlock icon –Indicates when crypto enabled Further fixes to ALSA driver and updated mixer controls Windows NullSoft installer script to auto-generate installer Stabilisation updates –Windows driver fixes - used CriticalSection controls –Long running RAT crash fixed – Mbus seqnum wrapping –Crypto operation improved –Various compiler problems

SUMOVER Project - Status Jan 2007 New look RAT New dynamic Address bar New Security icon

SUMOVER Project - Status Jan 2007 RAT – Planned Features for AG release Input from NCHC – planned merge –Speex codec Input from ANL – planned merge –Per user gain control –Site identifier signalling Aiming for inclusion in next AG (Early ’07) –In full contact with AG tech lead – Thomas Uram

SUMOVER Project - Status Jan 2007 Common library Latest fixes –MBUS sequence numbers wrapping –Encrypted stream robustness –Memory debugging fixed Planned –Providing DCCP at network level

SUMOVER Project - Status Jan 2007 Plan for next 6 months Synchronise and integrate into AG releases –UCL tools planned in next AG release (Early ’07) Later planned new features – Internal & External –VIC: DV support (ANU), DCCP (UCL), Audio Indicators –RAT: Software Echo Cancellation (NCHC), DCCP (UCL) Events –SUMOVER Workshop –Attend/present at AG retreat (2007) –JISC 2007 Meeting (over network) with evaluation group