On Sun, Feb 04, 2007 at 07:12:45AM -0800, Luigi Rizzo wrote: > On Sun, Feb 04, 2007 at 03:04:38PM +0000, Alexey Dokuchaev wrote: > > > > Could you please describe the benefits of using these drivers instead of > > tools like `graphics/spcaview' or `graphics/vid'? > > these (same as multimedia/pwcbsd) are kernel drivers, so they provide > data through /dev/video using the Video4linux api. As such they should > be compatible with apps that use that API to talk to the camers > (e.g. ekiga/gnomemeeting, and hopefully others as time goes). > > Conversely, the other tools you mentions are ad hoc apps that talk > to the cameras through /dev/ugen. They do what they do, but > do nothing to help other apps use the cameras. > > Kernel drivers should also work better than the corresponding > userland apps because there are some time-critical things (such as > grabbing frames from the camera, etc.) where the userland apps have > a hard time because they cannot control well when they will be > scheduled.
Thanks for detailed answer! ./danfe _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/cvs-all To unsubscribe, send any mail to "[EMAIL PROTECTED]"
