Accomplish the exp scripts v1; Add video recording and trajectory recording of desktop agent; Fix minor bugs

desktop_env/controllers/python.py

@@ -243,6 +243,32 @@ class PythonController:
         else:
             raise Exception(f"Unknown action type: {action_type}")
 
+    # Record video
+    def start_recording(self):
+        """
+        Starts recording the screen.
+        """
+        response = requests.post(self.http_server + "/start_recording")
+        if response.status_code == 200:
+            logger.info("Recording started successfully")
+        else:
+            logger.error("Failed to start recording. Status code: %d", response.status_code)
+
+    def end_recording(self, dest: str):
+        """
+        Ends recording the screen.
+        """
+        response = requests.post(self.http_server + "/end_recording")
+        if response.status_code == 200:
+            logger.info("Recording stopped successfully")
+            with open(dest, 'wb') as f:
+                for chunk in response.iter_content(chunk_size=8192):
+                    if chunk:
+                        f.write(chunk)
+        else:
+            logger.error("Failed to stop recording. Status code: %d", response.status_code)
+            return None
+
     # Additional info
     def get_vm_platform(self):
         """