视频帧率（Frame rate）是用于测量显示帧数的量度。所谓的测量单位为每秒显示帧数(Frames per Second，简：FPS）或“赫兹”（Hz）。此词多用于影视制作和电子游戏。
这看上去非常适合源视频文件的低帧率。
This seems to match well to the low frame rate of the source video files.
借助这5个组合框，我们选择支持如下配置：视频的分辨率、帧率和比特率，以及视频的采样率和压缩比特率。
With out six combo boxes, we opted to allow the configuration of the video resolution, framerate and bitrate, as well as the audio sample rate and the compression bitrate.
调整捕捉的视频分辨率尺寸和帧率。
Adjust the video resolution, size and frame rate for capture.
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