Update app.py

app.py

@@ -43,7 +43,8 @@ async def process_video(req: VideoJsonRequest):
         duration = float(probe.stdout.strip() or 0)
 
         # 3. Extract exactly 15 frames
-        fps = 15 / max(duration, 1) 
+        # fps = 15 / max(duration, 1) 
+        fps = 1 / max(duration, 1) 
         subprocess.run([
             "ffmpeg", "-y", "-i", video_path, 
             "-vf", f"fps={fps}",