I develop a product via ESP32. But there were some places that I faced with the problem so that I need help to transfer Image and video file via Bluetooth Serial in ESP32 read from SD card. Exactly, Image and video file should transfer from ESP32 to IOS device. the data to be transferred is between 100KB and 8 MB. Codes will be written with swift. In practice, the main thing is to transfer data from esp32 to IOS Device via bluetooth serial.
the photos will be sent in a sequential order with the corresponding file extension and the names written. the algorithm will always be designed to send the last 5 images. for example; As the image file name, the largest 0011,0012,0013,0014,0015 extension image files will be transferred in order.