First of all install update and upgrade your system:
$ sudo apt update
$ sudo apt upgrade
Then, install required libraries:
from __future__ import print_function | |
import picamera | |
from picamera import mmal, mmalobj, exc | |
from picamera.mmalobj import to_rational | |
import time | |
MMAL_PARAMETER_ANALOG_GAIN = mmal.MMAL_PARAMETER_GROUP_CAMERA + 0x59 | |
MMAL_PARAMETER_DIGITAL_GAIN = mmal.MMAL_PARAMETER_GROUP_CAMERA + 0x5A |