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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.


#. **Homework Assignment Recap**: Review of the previous lesson's assignment involving Raspberry Pi camera setup and FPS calculation.
#. **FPS Calculation**: Demonstrating how to measure frame processing time to calculate FPS.
#. **Camera Parameter Setting**: Using OpenCV to set camera parameters such as resolution and FPS.
#. **Low-Pass Filtering**: Implementing a low-pass filter to stabilize FPS readings.
#. **Displaying FPS**: Utilizing OpenCV's putText function to display FPS on captured images.

**Video**

.. raw:: html

    
    <iframe width="700" height="500" src="https://www.youtube.com/embed/vzuBc7uoCrw?si=q2CTXMj6Vzb0M4oY" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>