I found that controls at some levels needed only a few keyframes where some at other levels needed keyframes on practically every frame.

我发现一些层级的控制器仅仅需要几帧而另一些层级的控制器事实上每一帧都需要关键帧。

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The next loop section controls setting pixels coordinates only if the frame at that position is greater than the start frame.

循环的下一部分控制像素坐标的设置，条件是当前时间帧在起始帧之后。

youdao

Simbad: The frame showing the robot world, sensor input, and controls.

Simbad：显示机器人环境、传感器输入和控制的框架。

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The NX20 also incorporates a range of functions and manual controls in order to deliver pro-standard pictures every time, including SVGA EVF so users can frame images like a professional.

ENGADGET: Samsung's NX20, NX210 and NX1000 mirrorless camera trio hands-on (video)