Practice Reading an Image - 21.3.1 | 21. OpenCV | CBSE 10 AI (Artificial Intelleigence)
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Reading an Image

21.3.1 - Reading an Image

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What function is used to load an image?

💡 Hint: Think of reading an image file.

Question 2 Easy

Which OpenCV function displays an image?

💡 Hint: This function shows the image window.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the function used to read an image in OpenCV?

imread()
readImage()
openImage()

💡 Hint: It's similar to how you read text from a file.

Question 2

True or False: imshow() can display multiple images simultaneously.

True
False

💡 Hint: Think about the name of the function.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a Python script that loads an image, displays it, and then allows the user to press 'q' to quit rather than any key.

💡 Hint: Think about how you can change the wait condition.

Challenge 2 Hard

Modify an existing OpenCV image display code to read and show two different images sequentially, with a 3-second pause between each displayed image.

💡 Hint: Remember to use waitKey with specific timing!

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Reference links

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