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cam6_11_diff

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87 additions
107 lines
import RPi.GPIO as GPIO
import RPi.GPIO as GPIO
import time
import time, cv2
from picamera2 import Picamera2, MappedArray
from libcamera import Transform
import os


PIR_PIN = 4
PIR_PIN = 4
LED_PIN = 17
resolution = (800, 600)

def apply_text(request):
# Text options
colour = (255, 255, 255)
origin = (0, 60)
font = cv2.FONT_HERSHEY_SIMPLEX
scale = 1
thickness = 1
# text = "17082024 09:07"
# Get the current time in the format "DDMMYYYY HH:MM"
text = time.strftime("%d%m%Y %H:%M")
# Calculate the text size
text_size, _ = cv2.getTextSize(text, font, scale, thickness)
# Calculate the bottom-right origin
x = resolution[0] - text_size[0] - 10 # 10 pixels padding from the right
y = resolution[1] - 10 # 10 pixels padding from the bottom
origin = (x, y)
with MappedArray(request, "main") as m:
cv2.putText(m.array, text, origin, font, scale, colour, thickness)

def take_photo(picam2):
# Ensure the directory exists
if not os.path.exists("/home/pi/Camera"):
os.makedirs("/home/pi/Camera")
file_name = "/home/pi/Camera/img_" + str(time.time()) + ".jpg"
# picam2.capture_file(file_name)
picam2.switch_mode_and_capture_file(capture_config, file_name)
print(f"Photo saved: {file_name}")
return file_name


# Setup camera
picam2 = Picamera2()
# picam2.configure(picam2.create_still_configuration(transform=Transform(rotation=180)))
# Create two separate configs - one for preview and one for capture.
# Make sure the preview is the same resolution as the capture, to make
# sure the overlay stays the same size
capture_config = picam2.create_still_configuration({"size": resolution}, transform=Transform(hflip=True, vflip=True))
preview_config = picam2.create_preview_configuration({"size": resolution}, transform=Transform(hflip=True, vflip=True))

# Set the current config as the preview config
picam2.configure(preview_config)

# Add the timestamp
picam2.pre_callback = apply_text
# Start the camera
picam2.start(show_preview=True)
picam2.start() # Start the camera

# Pause for 2 seconds to allow the camera to stabilize
time.sleep(2)
print("Camera setup ok.")


# Setup GPIOs
GPIO.setmode(GPIO.BCM)
GPIO.setmode(GPIO.BCM)
GPIO.setup(PIR_PIN, GPIO.IN)
GPIO.setup(PIR_PIN, GPIO.IN)
GPIO.setup(LED_PIN, GPIO.OUT)
GPIO.output(LED_PIN, GPIO.LOW)
print("GPIOs setup ok.")


MOV_DETECT_THREASHOLD = 3.0
MOV_DETECT_THRESHOLD = 3.0 # Time threshold for sustained motion
MIN_DURATION_BETWEEN_PHOTOS = 60.0 # Minimum time between two photos (in seconds)

last_pir_state = GPIO.input(PIR_PIN)
last_pir_state = GPIO.input(PIR_PIN)
movement_timer = time.time()
movement_timer = time.time()
last_time_photo_taken = 0 # Initialize last photo time to 0

print("Everything has been set up.")


try:
try:
while True:
while True:
time.sleep(0.01)
time.sleep(0.01)
pir_state = GPIO.input(PIR_PIN)
pir_state = GPIO.input(PIR_PIN)
# Activate LED when movement is detected.
GPIO.output(LED_PIN, GPIO.HIGH if pir_state == GPIO.HIGH else GPIO.LOW)

# Detecting the start of motion
if last_pir_state == GPIO.LOW and pir_state == GPIO.HIGH:
if last_pir_state == GPIO.LOW and pir_state == GPIO.HIGH:
movement_timer = time.time()
movement_timer = time.time()

# Sustained motion detection
if last_pir_state == GPIO.HIGH and pir_state == GPIO.HIGH:
if last_pir_state == GPIO.HIGH and pir_state == GPIO.HIGH:
if time.time() - movement_timer > MOV_DETECT_THREASHOLD:
if time.time() - movement_timer > MOV_DETECT_THRESHOLD:
print("Take Photo and Send it by Email")
# Check if enough time has passed since the last photo
if time.time() - last_time_photo_taken > MIN_DURATION_BETWEEN_PHOTOS:
print("Take Photo and Send it by Email")
take_photo(picam2)
last_time_photo_taken = time.time() # Update the last photo taken time

last_pir_state = pir_state
last_pir_state = pir_state

except KeyboardInterrupt:
except KeyboardInterrupt:
GPIO.cleanup()
GPIO.cleanup()
picam2.stop()
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