setFFprobePath(path) {
    process.env.FFPROBE_PATH = path;
    ffmpeg.setFfprobePath(path);
  }
Set the installation path of the current server ffprobe.
If not set, the ffprobe command of command will be found by default.
Environment variable FFPROBE_PATH is used in ffmpeg-probe.

@param {string} path - installation path of the current server ffprobe
@public