OpenCV: can't set resolution of video capture

Question

I am using OpenCV 2.4.5 on Ubuntu 12.04 64-bit. I would like to be able to set the resolution of the input from my Logitech C310 webcam. The camera supports up to 1280x960 a

Answer 1

You can use v4l2-ctl to set frame size of captured video like below.

v4l2-ctl --set-fmt-video=width=1920,height=1080,pixelformat=1

You can find more information at this link