Search found 4 matches

by HD
Tue May 20, 2008 2:27 am
Forum: PS3 Linux Development
Topic: two for loops very low frame rate
Replies: 27
Views: 15042

I think you can get a lot more speed out of the ppu by using altivec, cache clearing and loop unrolling. An optimized ppu-memset similar to the one you need achieves appr. 5800MBytes/sec ~1650fps. Download from here: http://www.fh-furtwangen.de/~dersch/memcpy_cell.c If you need to do format conversi...
by HD
Sat Mar 22, 2008 7:48 pm
Forum: PS3 Development
Topic: Who wants 252MB more RAM for PS3 homebrew.
Replies: 70
Views: 69052

> The driver is still experimental, feel free to test if interested: > git clone http://mandos.homelinux.org/~glaurung/git/ps3vram.git/ Hello, Thanks a lot for posting this very useful extension for the PS3. I have compiled it against YDL 5 and in general it works quite well. Two problems: (1) Inser...
by HD
Tue Mar 18, 2008 7:26 pm
Forum: PS3 Linux Development
Topic: Fast Gigapixel Stitching on the Playstation 3
Replies: 4
Views: 5460

>Please clarify what this actually is? Gigapixel panoramas are objects like this <http://research.microsoft.com/ivm/HDView.htm> (we are not related to ms). You have to supply photographic images taken at overlapping orientations, which are then - corrected (remove lens distortions) - perspectively t...
by HD
Tue Mar 11, 2008 9:02 pm
Forum: PS3 Linux Development
Topic: Fast Gigapixel Stitching on the Playstation 3
Replies: 4
Views: 5460

Fast Gigapixel Stitching on the Playstation 3

We are working on a fast panorama stitcher& blender for the Playstation 3 (ydl 5) and just released a testpreview <http://www.hs-furtwangen.de/~dersch/PTStitcherNG0.1a.tar.gz>. Readme: <http://www.hs-furtwangen.de/~dersch/Readme.PTStitcherNG0.1a> This release finishes a popular stitcher test <ht...