Re: Interfacing webcam with NetBSD

[Michael van Elst <mlelstv%serpens.de@localhost>]

On Sun, Nov 11, 2018 at 07:35:59PM +0530, Mayuresh wrote:
> On Sun, Nov 11, 2018 at 12:46:19PM -0000, Michael van Elst wrote:
> > Try mpv av://v4l2:/dev/video1
> > 
> > Depending on your system you may also want the option "-vo xv" (needs XVideo
> > support) or just "-vo x11".
> 
> Get io error
> 
> $ mpv av://v4l2:/dev/video1
> Playing: av://v4l2:/dev/video1
> [ffmpeg/demuxer] video4linux2,v4l2: ioctl(VIDIOC_G_PARM): Invalid argument
> [ffmpeg/demuxer] video4linux2,v4l2: Time per frame unknown
> [ffmpeg/demuxer] video4linux2,v4l2: ioctl(VIDIOC_STREAMON): Input/output error

The first two messages are normal, we haven't implemented VIDIOC_G_PARM.

The last message is probably caused by uvideo trying to guess the
correct USB "alternate interface" and failing. Then sorry, your
camera is not supported yet.


Greetings,
-- 
                                Michael van Elst
Internet: mlelstv%serpens.de@localhost
                                "A potential Snark may lurk in every tree."