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Video 47: Calculating Frames Per Second (FPS) In OpenCV and Overlay on Frame¶

In this tutorial, learn how to maximize Raspberry Pi camera performance for frames per second (FPS), exploring FPS calculation, camera parameter setting, and low-pass filtering.

  1. Homework Assignment Recap: Review of the previous lesson’s assignment involving Raspberry Pi camera setup and FPS calculation.

  2. FPS Calculation: Demonstrating how to measure frame processing time to calculate FPS.

  3. Camera Parameter Setting: Using OpenCV to set camera parameters such as resolution and FPS.

  4. Low-Pass Filtering: Implementing a low-pass filter to stabilize FPS readings.

  5. Displaying FPS: Utilizing OpenCV’s putText function to display FPS on captured images.

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