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*. mark