var filter = '[0:v:0]scale=854x480[v0];[v0]setdar=16/9[clip0];';
        filter += '[1:v:0]scale=854x480[v1];[v1]setdar=16/9[clip1];';
        filter += '[3:v:0]scale=854x480[v3];[v3]setdar=16/9[clip3];';
        filter += '[clip3][4:v:0]overlay[vImage];';
        filter += '[clip0] [0:a:0] [vImage] [5:a:0] [clip1] [1:a:0] concat=n=3:v=1:a=1 [v] [ao];';
        filter += '[2:a]volume=0.5[a2];';
        filter += '[ao] [a2] amix=duration=first [a]';

        ffmpeg() //logger: console.log(, { timeout: 432000 }
        //.addOption('-protocol_whitelist', 'file,udp,rtp,crypto')
        //.addOption('-probesize', 2147483647)
        //.addOption('-analyzeduration', 2147483647)

        .input(fileWorking + fileName)
        .input( process.env.FILE_SAMPLE)
        .input( process.env.MP3_SAMPLE)
        .input( fileWorking + process.env.IMAGE_NAME)

        .input('nullsrc=s=854x480:d=5')
        .inputFormat('lavfi')

        .input('anullsrc=channel_layout=stereo:r=44100')
        .inputFormat('lavfi')

        .addOption('-filter_complex', filter)

        .output(fileWorking + 'output.mp4')

        .addOption('-map', '[v]')
        .addOption('-map', '[a]')
        .addOption('-s', '854x480')
        .addOption('-c:v', 'libx264')
        .addOption('-preset', 'veryfast')
        .addOption('-vb', '2000k')
        .addOption('-r', 30)
        .addOption('-g', 60)
        .addOption('-vbsf', 'h264_mp4toannexb')
        .addOption('-c:a', 'aac')
        .addOption('-b:a', '128k')


        .addOption('-f', 'mp4')