MicroController wrote: ↑

Mon Oct 28, 2024 8:28 am

No, I don't know OpenCV.

Any C++ example to mount SDCard ?

MicroController wrote: ↑

Sat Oct 26, 2024 6:49 am

https://components.espressif.com/compon ... f/esp_jpeg

Can you please also answer either we can use cv2's imread function to load image ? If YES! then how can i mount SD Card on it? I need an example code only.
I am not getting how to use this component in my use case ?

1) What file/image format does the file on the card contain? If it's not exactly the raw pixel format you're interpreting it as this won't work. 2) The number/range of "pixels" you're looking at is unrelated to the number of bytes actually read from the file. You may be counting random data beyond ...

I have tested the SD Card Example(SDMMC) on my ESP32 Cam and it is working fine. My objective is to load the jpg image from the SD Card and count the white pixels in it. I have written a script to load the image but when i count the number of white pixels it print out different number each time on t...