from time import sleep
import cv2
from pitop import Camera
cam = Camera(format="OpenCV")
def show_gray_image(image):
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
cv2.imshow("frame", gray)
cv2.waitKey(1) # Necessary to show image
# Use callback function for 60s
cam.on_frame = show_gray_image
sleep(60)
# Use get_frame indefinitely
try:
while True:
show_gray_image(cam.get_frame())
except KeyboardInterrupt:
cv2.destroyAllWindows()
from pitop import Camera
cam = Camera()
while True:
image = cam.get_frame()
print(image.getpixel((0, 0)))
from PIL import ImageDraw
from pitop import Camera
cam = Camera()
def draw_red_cross_over_image(im):
# Use Pillow to draw a red cross over the image
draw = ImageDraw.Draw(im)
draw.line((0, 0) + im.size, fill=128, width=5)
draw.line((0, im.size[1], im.size[0], 0), fill=128, width=5)
return im
im = draw_red_cross_over_image(cam.get_frame())
im.show()
from time import sleep
import cv2
from pitop import Camera, Pitop
miniscreen = Pitop().miniscreen
cam = Camera(format="OpenCV", flip_top_bottom=True)
directory = "images/"
button = miniscreen.select_button
picture_count = 0
while True:
frame = cam.get_frame()
cv2.imshow("Frame", frame)
miniscreen.display_image(frame)
if button.is_pressed:
cv2.imwrite(f"{directory}image_{picture_count}.jpg", frame)
print(f"Frame written to file with ID: {picture_count}\n")
picture_count += 1
sleep(0.5)
if cv2.waitKey(1) & 0xFF == ord("q"):
break
cv2.destroyAllWindows()