esp32cam: OV2640 camera on ESP32-CAM

esp32cam library provides an object oriented API to use OV2640 camera on ESP32 microcontroller.
It is a wrapper of esp32-camera library.
This library has been tested with AI Thinker ESP32-CAM board and OV2640 camera.

Installation

1. Clone this repository under $HOME/Arduino/libraries directory.
2. Add #include <esp32cam.h> to your sketch.
3. In Tools - Board menu, select ESP32 Wrover Module to take advantage of 4MB external PSRAM.
   Internal RAM is insufficient to support high resolution.
4. Check out the examples for how to use.