On Wed, 24 Dec 2003, Laurent Pinchart wrote:
> > I am digging around but can't seem to find any info
> > regarding video4linux usage/development without using X11.
> > I would like to know if it is possible to use video4linux
> > to capture video input to a console buffer.
> >
> > or is X11 a requirement in all cases?
>
> Sure is. V4L/V4L2 is a video API, and is not related to X11. Any application
> can grab frames using the V4L/V4L2 API, and render those frames to the screen
> (using X11 or not). The video overlay feature of V4L probably works on the
> console framebuffer too.
>
> Laurent Pinchart
There is one exception: GATOS v4l driver (km) requires X11 driver.
If you try to open km v4l device without having TV playback already setup
it will return -ENODATA and log a message in dmesg.
best
Vladimir Dergachev
>
>
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