Yeah, it'll be videotaped. :) Aleksey
On Thu, Mar 3, 2011 at 1:01 PM, Pamela Lynn Howell <[email protected]> wrote: > I don't have promotional ideas...but as an east coast-er, can I ask you to > videotape it for posterity/viewing by those of us unable to attend after the > fact? > ---p > > On Thu, Mar 3, 2011 at 3:22 PM, Aleksey Tsalolikhin > <[email protected]> wrote: >> >> We have a very special guest speaker for the March meeting >> of LOPSA LA. Oscar-winning CGI pioneer will present on his >> OpenCL/GPU programming on Linux for real-time video decoding. >> >> I've posted this on our local Unix user group and StudioSysadmins, >> and we'll post on the local GPU programming list... any suggestions >> for other ways to promote this meeting? >> >> Best, >> -at >> >> >> >> http://www.lopsala.org/meetings/17-Mar-2011__OpenCL_programming_on_Linux__Gary_Demos.html >> >> >> League of Professional System Administators, Los Angeles, >> in partnership with (mt) Media Temple, present: >> >> Gary Demos >> >> on >> >> Real-time 2k/HD video decoding on Linux; >> OpenCL/GPU programming; and performance issues. >> >> >> >> When: Thursday March 17th, 7pm - 10pm >> >> Location: Media Temple, 8520 National, Culver City, CA 90232. >> >> >> IMPORTANT: Please be prompt, as we plan to start at 7 pm SHARP !! >> >> About Gary Demos >> >> One of the fathers of the field of computer-generated special effects, >> Demos was involved in four of the earliest movies to rely on computers >> to dazzle viewers: Futureworld, Looker, Tron, and The Last Starfighter. >> Among his breakthroughs: figuring out how to scan film imagery at >> high resolution into a computer so it can be manipulated. >> >> "The 18 people who changed Hollywood: Gary Demos" >> http://images.businessweek.com/ss/08/09/0917_hollywood/10.htm >> businessweek.com >> >> >> About the Presentation >> >> I'll describe how the codec works, using files and folders, or >> alternatively a multiplex, >> providing realtime decoding for intra (stand alone) frames at 2k/HD >> resolution. >> I'll talk about exploration of OpenCL using the GPU, and my use of >> SSE2 and AVX instructions, pthreads, shared memory, and semaphores. >> I'll also describe the DVS Atomix output path, which requires 256-byte >> page >> alignment for the PCI DMA transfers. Further, AVX requires 32-byte >> alignment, >> which is not provided by either the intel compiler (icpc) nor gcc, such >> that >> I had to implement it manually in my code via macros. >> >> I'll describe my coding style, wherein I use macros to extract coding leaf >> nodes for my computation, so that leaf-node optimizations such as >> pthreads >> and OpenCL can be handled. However, OpenCL includes are handled >> at runtime by the OpenCL interpreter, and I haven't yet figured out how >> to have common includes of macros between the C/pthread code and OpenCL. >> This is because the interpreter for OpenCL doesn't run from my execution >> directory, and is not even in my $PATH as far as I can tell, but rather >> is run >> by a root process. >> >> Then I'll talk about the various issues that have arisen on Linux, >> including >> my ongoing problems with the "flush" process, weakness in the current >> gzip implementations on both linux and MacOSX, issues with gcc at -O3 >> on FC14, problems interoperating with NTFS, HFS, and even FAT32, etc. >> >> >> >> PARKING >> >> There should be street parking around the corner on Hayden Ave. >> >> Food and drinks will be provided by Media Temple. >> >> LOPSA-LA is a sys admin SIG of the UNIX Users Association of Southern >> California. We welcome anybody interested in system administration. >> >> >> http://www.lopsala.org/ >> http://mediatemple.net/ >> _______________________________________________ >> Discuss mailing list >> [email protected] >> https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss >> This list provided by the League of Professional System Administrators >> http://lopsa.org/ > > _______________________________________________ Discuss mailing list [email protected] https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss This list provided by the League of Professional System Administrators http://lopsa.org/
