cam.py

import camera
import machine
import time

def main():
    import binascii
    led = machine.Pin(4, machine.Pin.OUT)


    led.on()

    # Deinitialize the camera if it is initialize first
    camera.deinit()

    # Initialize the camera
    camera.init(0)  # 0 = default configuration

    # Set camera parameters (optional)
    camera.framesize(camera.FRAME_VGA)  # 640x480 resolution
    camera.quality(10)  # Lower value = better quality


    # Capture an image
    img = camera.capture()

    img_b64 = binascii.b2a_base64(img).decode("utf-8")

    # print("Captured Image (Base64)")
    # print(img_b64)

    with open("/base64_img.txt", "wb") as file:
        file.write(img_b64)


    # # Save the image to a file
    # with open("/sdcard/captured.jpg", "wb") as f:
    #     f.write(img)

    print("Succesfuly Image captured and saved as 'base64_img.txt'")
    # print("Image captured and saved as 'captured.jpg'")

    led.off()
    

if __name__ == '__main__':
    main()


# ============================= Extra function ================================= #

# Initializing camera
def init_camera(quality = 10):
    # Deinitialize the camera if it is initialize first
    camera.deinit()

    # Initialize the camera
    camera.init(0)
    camera.framesize(camera.FRAME_QVGA)  # Small size for fast streaming
    camera.quality(quality)  # Lower quality for better speed

# Generating stream
def generate_stream(delay_in_ms = 0.1):
    while True:
        frame = camera.capture()
        yield (b'--frame\r\n'
               b'Content-Type: image/jpeg\r\n\r\n' + frame + b'\r\n')
        time.sleep(delay_in_ms)  # Stream delay
    
    
# Capturing image
def capture_image():
    img = camera.capture()
    return img