Estêvão J. dos Santos ejs94
RRMoelker
/ rapid-recording.py
Created
October 21, 2019 13:22
YUV format picamera real time recording
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| # python3 | |
| # based on https://raspberrypi.stackexchange.com/questions/58871/pi-camera-v2-fast-full-sensor-capture-mode-with-downsampling/58941#58941 | |
| import time | |
| import picamera | |
| import numpy as np | |
| from PIL import Image | |
| RECORD_TIME = 5 # number of seconds to record | |
| WRITE_IMAGES = False |
jwhendy
/ set_opencv_webcam.py
Last active
July 27, 2024 02:48
An example of setting webcam settings via v4l2-ctl in a python script. Some of the CAP_* settings in opencv didn't seem to work.
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| import cv2 | |
| import subprocess | |
| ### for reference, the output of v4l2-ctl -d /dev/video1 -l (helpful for min/max/defaults) | |
| # brightness (int) : min=0 max=255 step=1 default=128 value=128 | |
| # contrast (int) : min=0 max=255 step=1 default=128 value=128 | |
| # saturation (int) : min=0 max=255 step=1 default=128 value=128 | |
| # white_balance_temperature_auto (bool) : default=1 value=1 | |
| # gain (int) : min=0 max=255 step=1 default=0 value=0 | |
| # power_line_frequency (menu) : min=0 max=2 default=2 value=2 |
CarlosGS
/ raspberry_fast_capture.py
Last active
February 26, 2024 04:16
Fast reading from the raspberry camera with Python, Numpy, and OpenCV. See the comments for more details.
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| # Fast reading from the raspberry camera with Python, Numpy, and OpenCV | |
| # Allows to process grayscale video up to 124 FPS (tested in Raspberry Zero Wifi with V2.1 camera) | |
| # | |
| # Made by @CarlosGS in May 2017 | |
| # Club de Robotica - Universidad Autonoma de Madrid | |
| # http://crm.ii.uam.es/ | |
| # License: Public Domain, attribution appreciated | |
| import cv2 | |
| import numpy as np |