Pimcore\Video\Adapter\Ffmpeg::scaleByHeight PHP Метод

    public function scaleByHeight($height)
    {
        // ensure $height is even (mp4 requires this)
        $height = ceil($height / 2) * 2;
        $this->addArgument("scaleByHeight", '-vf "scale=trunc(oh/(ih/iw)/hsub)*hsub:' . $height . '"');
    }