Update app.py

app.py

@@ -438,16 +438,19 @@ elif video_url:
     st.video(video_url)  # Show the video directly from URL
     video_path = download_video(video_url)  # Download the video for analysis
 
-# Analyze Button
-if video_path and st.button("Analyze Video"):
-    st.write("🔍 Processing... Please wait.")
-    result = detect_deepfake_video(video_path)
-    
-    if result["label"] == "FAKE":
-        st.error(f"⚠️ Deepfake Detected! This video appears to be FAKE. (Confidence: {result['score']:.2f})")
-    elif result["label"] == "REAL":
-        st.success(f"✅ This video appears to be REAL. (Confidence: {1 - result['score']:.2f})")
-    else:
-        st.warning("⚠️ Unable to analyze the video. Please try a different file.")
+# Ensure video_path is valid before analysis
+if video_path and os.path.exists(video_path):
+    if st.button("Analyze Video"):
+        st.write("🔍 Processing... Please wait.")
+        result = detect_deepfake_video(video_path)
+        
+        if result["label"] == "FAKE":
+            st.error(f"⚠️ Deepfake Detected! This video appears to be FAKE. (Confidence: {result['score']:.2f})")
+        elif result["label"] == "REAL":
+            st.success(f"✅ This video appears to be REAL. (Confidence: {1 - result['score']:.2f})")
+        else:
+            st.warning("⚠️ Unable to analyze the video. Please try a different file.")
+else:
+    st.warning("⚠️ Please upload a video or enter a valid URL.")
             
 st.markdown("🔹 **Developed for Fake News & Deepfake Detection Hackathon**")