To improve those, install gstreamer1.0-droid-tools on device (RPM is available under
$ANDROID_ROOT/droid-local-repo/$DEVICE/gst-droid/) and launch:
DEVICE $
devel-su # Set your password in Settings | Developer mode
mk-cam-conf 0 /etc/gst-droid/gstdroidcamsrc-0.conf
mk-cam-conf 1 /etc/gst-droid/gstdroidcamsrc-1.conf