refactor(main.py): simplify video rendering process by reusing existing method and reducing redundant code

croppa/main.py

@@ -2032,37 +2032,15 @@ class VideoEditor:
                     print(f"DEBUG: Created temp file: {temp_path}")
                     print("Rendering to temporary file first...")
                     
-                    # Start render and wait for completion
-                    if not self.render_video(temp_path):
-                        success = False
-                    else:
-                        print("Waiting for render to complete...")
-                        # Wait for the render thread to complete
-                        while self.render_thread and self.render_thread.is_alive():
-                            # Process progress updates from the render thread
-                            self.update_render_progress()
-                            time.sleep(0.1)  # Small delay to avoid busy waiting
+                    # Use existing render method
+                    success = self.render_video(temp_path)
                     
-                        # Check if render was successful by looking at the final progress update
-                        try:
-                            # Get the last progress update to check if it completed successfully
-                            while True:
-                                update_type, text, progress, fps = self.render_progress_queue.get_nowait()
-                                if update_type == "complete":
-                                    print(f"Render completed: {text}")
-                                    success = True
-                                    break
-                                elif update_type == "error":
-                                    print(f"Render failed: {text}")
-                                    success = False
-                                    break
-                                elif update_type == "cancelled":
-                                    print("Render was cancelled")
-                                    success = False
-                                    break
-                        except queue.Empty:
-                            # No more updates, assume it completed
-                            success = True
+                    # Wait for render to complete using existing logic
+                    while self.render_thread and self.render_thread.is_alive():
+                        self.update_render_progress()
+                        self.display_current_frame()  # Show the progress bar
+                        cv2.waitKey(1)  # Update the display
+                        time.sleep(0.1)
                     
                     if success:
                         print("Replacing original file...")