error in crop-detect logic

cropdetect.py

@@ -401,12 +401,30 @@ def main():
         duration = int(float(duration_str))
         print(f"Detected duration: {duration}s")
 
+        # Probe for resolution, handling multiple video streams (e.g., with cover art)
         probe_res_args = [
-            'ffprobe', '-v', 'error', '-select_streams', 'v:0', '-show_entries', 'stream=width,height', '-of', 'csv=s=x:p=0',
+            'ffprobe', '-v', 'error',
+            '-select_streams', 'v',  # Select all video streams
+            '-show_entries', 'stream=width,height,disposition',
+            '-of', 'json',
             input_file
         ]
-        resolution_str = subprocess.check_output(probe_res_args, stderr=subprocess.STDOUT, text=True)
+        probe_output = subprocess.check_output(probe_res_args, stderr=subprocess.STDOUT, text=True)
-        width, height = map(int, resolution_str.strip().split('x'))
+        streams_data = json.loads(probe_output)
+        
+        video_stream = None
+        # Find the first video stream that is NOT an attached picture
+        for stream in streams_data.get('streams', []):
+            if stream.get('disposition', {}).get('attached_pic', 0) == 0:
+                video_stream = stream
+                break
+        
+        if not video_stream or 'width' not in video_stream or 'height' not in video_stream:
+            # If no suitable stream is found, raise an error.
+            raise ValueError("Could not find a valid video stream to probe for resolution.")
+
+        width = int(video_stream['width'])
+        height = int(video_stream['height'])
         print(f"Detected resolution: {width}x{height}")
 
     except Exception as e: