录制4k 视频 画面缺失

相机输出4k 视频  MovieOut 写入 4k视频是 画面缺失

<img width="788" height="492" alt="Image" src="https://github.com/user-attachments/assets/531d5820-8f37-460f-98dc-c96342ae1854" />

<img width="518" height="907" alt="Image" src="https://github.com/user-attachments/assets/6893d239-6adc-4e73-9d61-5f7ca6a52561" />

#146 