JackOfAll wrote: > I've been looking (in various areas) at eeking out every last CPU cycle > of performance.... I've posted an update to soxr, which is being used > for resampling in squeezelite and dsdplay. The difference from the last > build, is that although SIMD was enabled by default on Intel, the > detection code that switches is on for arm won't ever switch it on for > arm. Anyway, a quick hack patch to force it on and now NEON extensions > should be being used for single precision FFT. (Which means up to 'h' 20 > bit quality. Go to 'v' and it's using doubles, for which I don't believe > there is any SIMD optimisation.) This hasn't had any real testing by me > other than to be able to say that it is working. I've not run any > benchmarks, other than the tests that were in the soxr distro, but that > wasn't very conclusive. Needs some numbers generated with downsampling > DSD, vs the old version. If anyone else is interested in testing..... > Need to restart squeezelite after updating, otherwise it'll carry on > using the old version it has loaded in memory. > > Update... > > Code: -------------------- > > > sudo csos-cleanUpdate-testing soxr > sudo systemctl restart squeezelite > -------------------- > > Hi. Will that be of any benefit for us poor raspberry users?
/steen piCorePlayer a small player for the Raspberry Pi (25MB in RAM). Homepage: https://sites.google.com/site/picoreplayer/home and discussion: http://forums.slimdevices.com/showthread.php?97803-piCoPlayer-Squeezelite-on-Microcore-linux-An-embedded-OS-in-RAM-with-Squeezelite Squeezeboxserver on Voyage Linux 500 MB CF-card (read-only) http://forums.slimdevices.com/showthread.php?90581-HOW-TO-install-squeezeboxserver-on-very-small-Linux-(Voyage-linux) Please 'donate' (https://www.paypal.com/uk/cgi-bin/webscr?cmd=_flow&SESSION=_Wc9nDqkHvtg-sUXCIrz1nB1Ct8pwHDrBSxETDiHfpX5H6F4Wflav3VBIAK&dispatch=5885d80a13c0db1f8e263663d3faee8d7ff5e1e81f2ed97dd1e90bd72966c40c) if you like the piCorePlayer ------------------------------------------------------------------------ sbp's Profile: http://forums.slimdevices.com/member.php?userid=37237 View this thread: http://forums.slimdevices.com/showthread.php?t=99395 _______________________________________________ unix mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/unix
