On 2020-05-10 00:01, mark wrote: > On 2020-05-09 19:41, Liam O'Toole wrote: >> On Sat, 09 May, 2020 at 16:02:17 -0400, mark wrote: >>> Hi, folks, >>> >>> Updated CentOS 7 the other day. Updated zoom last night. Ancient >>> (15 yr >>> old) USB camera, Logitech QuickCam Express. >>> >>> If I run LD_PRELOAD=/usr/lib64/libv4l/v4l2convert.so cheese, I >>> get video. >>> Zoom, with or without the LD_PRELOAD - no video. I've tried stracing >>> zoom, >>> and created a file /etc/ld.so.preload, with the contents of >>> /usr/lib64/libv4l/v4l2convert.so, and in strace, I see it loading it, >>> but >>> still no video. >>> >>> Anyone got any clues? Being a free end user, all zoom offers is the >>> knowledge base.... >> >> I recommend installing zoom from flatpak: >> >> https://flathub.org/apps/details/us.zoom.Zoom >> >> It will pull in the freedesktop runtime, which contains the required >> libraries. No need to fiddle with LD_PRELOAD and the like. > > I'm thoroughly confused. I've yum removed zoom, then copied the flatpak. > rep, then flatpak install > https://flathub.org/repo/appstream/us.zoom.Zoom.flatpakref,,, and > there's no zoom. Flathub's web pages need something... like, somebody to > read them and tell them that they don't explain *ANYTHING*. > Ok, read a little more, started zoom, and test still gives me no video. mark