`def createTemporaryVideo(self, ffmpeg, item):
...
        cmd = [
            ffmpeg, "-y", "-hide_banner", "-stats", "-v", "warning",
            " ".join(["-i \"%s\" " % (i) for i in item["inputs"]]),
            "-filter_complex_script \"%s\"" % (temp_filter_script),
            # "-crf", "0" ,
            "-map [out]",
            "-preset", "ultrafast",
            "-tune", "stillimage",
            "-c:v", "libx264",
            self.getOutputName(item)
        ]
...`