Create app.py

app.py

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+import streamlit as st
+import cv2
+import numpy as np
+from pyzbar.pyzbar import decode
+from PIL import Image
+
+def decode_barcode(image):
+    gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
+    barcodes = decode(gray)
+    results = []
+    for barcode in barcodes:
+        barcode_data = barcode.data.decode("utf-8")
+        barcode_type = barcode.type
+        results.append(f"Type: {barcode_type}, Data: {barcode_data}")
+    return results
+
+st.title("Barcode Scanner App")
+st.write("Upload an image with a barcode to scan.")
+
+uploaded_file = st.file_uploader("Choose an image...", type=["jpg", "png", "jpeg"])
+
+if uploaded_file is not None:
+    image = Image.open(uploaded_file)
+    img_np = np.array(image)
+    img_bgr = cv2.cvtColor(img_np, cv2.COLOR_RGB2BGR)
+    
+    st.image(image, caption="Uploaded Image", use_column_width=True)
+    
+    results = decode_barcode(img_bgr)
+    
+    if results:
+        st.success("Barcodes Found:")
+        for res in results:
+            st.write(res)
+    else:
+        st.warning("No barcode detected. Try another image.")