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[opencv/en] Fix some typos, grammar and spelling (#5032)

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Jan Knobloch 2024-08-19 14:02:19 +02:00 committed by GitHub
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@ -5,11 +5,11 @@ filename: learnopencv.py
contributors:
- ["Yogesh Ojha", "http://github.com/yogeshojha"]
---
### Opencv
### OpenCV
OpenCV (Open Source Computer Vision) is a library of programming functions mainly aimed at real-time computer vision.
Originally developed by Intel, it was later supported by Willow Garage then Itseez (which was later acquired by Intel).
OpenCV currently supports wide variety of languages like, C++, Python, Java etc
OpenCV currently supports wide variety of languages like, C++, Python, Java, etc.
#### Installation
Please refer to these articles for installation of OpenCV on your computer.
@ -18,7 +18,7 @@ Please refer to these articles for installation of OpenCV on your computer.
* Mac Installation Instructions (High Sierra): [https://medium.com/@nuwanprabhath/installing-opencv-in-macos-high-sierra-for-python-3-89c79f0a246a](https://medium.com/@nuwanprabhath/installing-opencv-in-macos-high-sierra-for-python-3-89c79f0a246a)
* Linux Installation Instructions (Ubuntu 18.04): [https://www.pyimagesearch.com/2018/05/28/ubuntu-18-04-how-to-install-opencv](https://www.pyimagesearch.com/2018/05/28/ubuntu-18-04-how-to-install-opencv)
### Here we will be focusing on python implementation of OpenCV
### Here we will be focusing on Python implementation of OpenCV
```python
# Reading image in OpenCV
@ -28,21 +28,21 @@ img = cv2.imread('cat.jpg')
# Displaying the image
# imshow() function is used to display the image
cv2.imshow('Image', img)
# Your first arguement is the title of the window and second parameter is image
# If you are getting error, Object Type None, your image path may be wrong. Please recheck the pack to the image
# Your first argument is the title of the window and second parameter is image
# If you are getting an error, Object Type None, your image path may be wrong. Please recheck the path to the image
cv2.waitKey(0)
# waitKey() is a keyboard binding function and takes arguement in milliseconds. For GUI events you MUST use waitKey() function.
# waitKey() is a keyboard binding function and takes an argument in milliseconds. For GUI events you MUST use waitKey() function.
# Writing an image
cv2.imwrite('catgray.png', img)
# first arguement is the file name and second is the image
# The first argument is the file name and second is the image
# Convert image to grayscale
gray_image = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
# Capturing Video from Webcam
cap = cv2.VideoCapture(0)
# 0 is your camera, if you have multiple camera, you need to enter their id
# 0 is your camera, if you have multiple cameras, you need to enter their id
while True:
# Capturing frame-by-frame
_, frame = cap.read()