Contributing to the file size, in order of importance, are the parameters that set the video bit rate, audio sample frequency, audio bit rate, then frame size.
对文件大小的贡献，按重要性的顺序，依次是视频比特率、音频采样频率、音频比特率，然后是帧速。
It is important to set the correct frame rate.
设定正确的帧速率是很重要的。
When joining all your files, you can set video size, frame rate to get the perfect effect.
当加入所有的文件，您可以设置视频的大小，帧速率以获得完美的效果。
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