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import streamlit as st
import cv2
import numpy as np
import datetime
import os
from camera_input_live import camera_input_live
def save_image(image):
# Generate a timestamped filename
timestamp = datetime.datetime.now().strftime("%Y%m%d_%H%M%S")
filename = f"captured_image_{timestamp}.png"
# Convert the image to OpenCV format and save
bytes_data = image.getvalue()
cv2_img = cv2.imdecode(np.frombuffer(bytes_data, np.uint8), cv2.IMREAD_COLOR)
cv2.imwrite(filename, cv2_img)
return filename
def main():
st.title("Streamlit Camera Input Live Demo")
st.header("Try holding a QR code in front of your webcam")
image = camera_input_live()
if image is not None:
st.image(image)
filename = save_image(image)
st.sidebar.markdown(f"## Captured Images")
st.sidebar.markdown(f"- [{filename}](./{filename})")
# QR Code Detection
detector = cv2.QRCodeDetector()
bytes_data = image.getvalue()
cv2_img = cv2.imdecode(np.frombuffer(bytes_data, np.uint8), cv2.IMREAD_COLOR)
data, bbox, straight_qrcode = detector.detectAndDecode(cv2_img)
if data:
st.write("# Found QR code")
st.write(data)
with st.expander("Show details"):
st.write("BBox:", bbox)
st.write("Straight QR code:", straight_qrcode)
if __name__ == "__main__":
main()
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