OpenCV ์ด์ฉ ์ํ๊ณ ์นด๋ฉ๋ผ ์ฐ๊ธฐ : ๋ผ์ฆ๋ฒ ๋ฆฌ ํ์ด-PI Camera ์ฌ์ฉํ๊ธฐ (kocoafab.cc)
Setting : ๋ผ์ฆ๋ฒ ๋ฆฌํ์ด์ ์ ์ ์๋ํ๋ ์นด๋ฉ๋ผ๋ฅผ ์ฐ๊ฒฐํ ์ํฉ
1. Camera ์ฌ์ฉ ํ๊ฐ
(1) ๋ผ์ฆ๋ฒ ๋ฆฌ ํ์ด ์์ด์ฝ -> Preferences -> Raspberry Pi Configuration
(2) Interface > Camera > Enable > OK
(3) Reboot
2. Camera program('Cheese') install
$ sudo apt-get install cheese -y
* ๊ฒ์ ํ๋ฉด์ธ ๊ฒฝ์ฐ
> ์นด๋ฉ๋ผ ์ ํ๋ฒํผ ๋๋ฅด๊ธฐ
>> ๊ทธ๋๋ ์๋๋ฉด?
>>> ์ฐํ
3. OpenCV๋ฅผ ํตํ ์นด๋ฉ๋ผ ์ด์ฉ
(1) Install OpenCV
$ pip3 install opencv-python
$ pip3 install numpy==1.20.2
$ sudo apt-get install libhdf5-dev -y
$ sudo apt-get install libhdf5-serial-dev -y
$ sudo apt-get install libatlas-base-dev -y
$ sudo apt-get install libjasper-dev -y
$ sudo apt-get install libqtgui4 -y
$ sudo apt-get install libqt4-test -y
(2) use Camera by code
import cv2
def main():
camera = cv2.VideoCapture(-1)
camera.set(3,640) # ๊ฐ๋ก : 640pixel
camera.set(4,480) # ์ธ๋ก : 480pixel
while(camera.isOpened()):
_, image = camera.read()
# image = cv2.filp(image, -1) # degree(180) filp
cv2.imshow('camera test', image)
if cv2.waitKey(1) == ord('q'):
break
cv2.destroyAllWindows()
if __name__ == '__main__':
main()
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