exec("ffmpeg -i $video -vn -acodec libvorbis -ab 128k -dash 1 " . $create . "_audio.webm");

          exec("ffmpeg -i $video -c:v libvpx-vp9 -keyint_min 150 \
                -g 150 -tile-columns 4 -frame-parallel 1  -f webm -dash 1 \
                -an -vf scale=160:190 -b:v 250k -dash 1 ".$create."_160x90_250k.webm \
                -an -vf scale=320:180 -b:v 500k -dash 1 ".$create."_320x180_500k.webm ");

          unlink( $video );

          exec('ffmpeg \
                -f webm_dash_manifest -i '.$create.'_160x90_250k.webm \
                -f webm_dash_manifest -i '.$create.'_320x180_500k.webm \
                -f webm_dash_manifest -i '.$create.'_audio.webm \
                -c copy -map 0 -map 1 -map 2\
                -f webm_dash_manifest \
                -adaptation_sets "id=0,streams=0,1 id=1,streams=2" \
                '.upload_customer( $upload['dir'] . '/manifest' ).'.mpd');