解决了有时不显示帧率问题#4712
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LiHuang28 wants to merge 19 commits into
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修改的代码和描述不符 |
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1.原来的代码中，在on_tick函数中连续两次调用了display_camera()，这导致第一次显示的帧率被第二次的摄像头图像覆盖，所以帧率有时没有显示出来。
2.添加了背景框和边框提高可读性