Messages in this thread | | | Date | Fri, 12 Aug 2011 09:16:00 +0200 | From | Hans de Goede <> | Subject | Re: USB mini-summit at LinuxCon Vancouver |
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Hi,
On 08/11/2011 10:32 PM, Mauro Carvalho Chehab wrote:
<snip stuff I agree with>
> instead of using the V4L2 device node to access the stored images, it probably makes > more sense to use a separate device for that, that will handle a separate set of > ioctl's, and just use read() to retrieve the image data, after selecting the desired > image number, via ioctl().
I don't see a lot of added value in doing things this way. We can simply have a set of new ioctls on the /dev/video# node for this and a new V4L2_CAP_STILL_IMAGE to indicate the availability of these ioctls. This will keep the driver a lot simpler then doing 2 separate device nodes for 1 device.
Regards,
Hans
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