ilya.petrash/SimplePyScripts: Collection of various python script's.

opencv__examples/hello.py

31 строка848 B

ipetrash

Append comment: # pip install opencv-python

30 мар 2018, 14:25

30 мар 2018, 14:25a5c64ad

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

__author__ = 'ipetrash'


# SOURCE: http://docs.opencv.org/3.1.0/dc/da5/tutorial_py_drawing_functions.html

# pip install opencv-python
import numpy as np
import cv2

# Create a black image
img = np.zeros((512, 512, 3), np.uint8)

# Draw a diagonal blue line with thickness of 5 px
cv2.line(img, (0, 0), (511, 511), (255, 0, 0), 5)

cv2.rectangle(img, (384, 0), (510, 128), (0, 255, 0), 3)
cv2.circle(img, (447, 63), 63, (0, 0, 255), -1)
cv2.ellipse(img, (256, 256), (100, 50), 0, 0, 180, 255, -1)

pts = np.array([[10, 5], [20, 30], [70, 20], [50, 10]], np.int32)
pts = pts.reshape((-1, 1, 2))
cv2.polylines(img, [pts], True, (0, 255, 255))

font = cv2.FONT_HERSHEY_SIMPLEX
cv2.putText(img, 'OpenCV', (10, 500), font, 4, (255, 255, 255), 2, cv2.LINE_AA)

cv2.imshow("Image", img)
cv2.waitKey(10000)