how to save a screenshot (or a frame) from a camera stream

[Nicolas Dufresne]

Le mardi 27 novembre 2012 à 01:13 -0800, arzo a écrit :
> Thank you very much Tim! 
> I did not even know about existence of such a solution. 
> 
> My problem needs video stream and screen shot to be threated
> separately (I
> would like screen shots to be in higher quality than video, and also
> screen
> shots (photos) should, in my case, have better quality than preview
> and
> there should be included time of taking the photo). 
> 
> Unfortunately, I am afraid that camerabin2 can't handle those
> problems. 
> I hope there is at least small hope it all can be done, 

Camerabin does that. See the properties video-capture-caps,
image-capture-caps and preview-capture-caps. These are use to choose the
quality for each of them. Note that capture is not gapless.

Nicolas