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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_edjjle1h8kca6m55u5tdnlq7mp, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
<br />
<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sS ffmpeg_speedUpVideo(File inVideo, File outVideo, double factor) {
  double invFactor = 1/factor;
  ret ffmpeg("-i " + platformQuote(inVideo)
    + " -filter_complex " + platformQuote("[0:v]setpts=" + invFactor + "*PTS[v];[0:a]atempo=" + factor + "[a]")
    + " -map " + platformQuote("[v]")
    + " -map " + platformQuote("[a]")
    + " -y " + platformQuote(mkdirsForFile(outVideo)));
}