> Ah, you've hit on my biggest gripe with V4L read: there is no way to > set the format or resolution, and even if you don't care, there's still > no standard way to find out how the data you just captured is formatted. You might have seen the discussion on linux-kernel about passing arguments / control devices using filename like this: $ > /dev/cdrom/eject If this becomes true some day, it would be very handy for v4l(2) too: $ display -size 320x240 rgb:- < /dev/video0/width=320,height=240,fmt=rgb Gerd -- Gerd Knorr <kraxel@xxxxxxxxxxx> -- SuSE Labs, Außenstelle Berlin