Проксирование для Adobe Premiere

find . -maxdepth 1 -type f -name "*.MP4" | while read line;
do
bitrate=4096;
[ ! -f "MP4/`basename ${line}`" ] && avconv -i "${line}" -c:v libx264 -b:v ${bitrate}k -minrate ${bitrate}k -maxrate ${bitrate}k -bufsize $((bitrate * 100))k -c:a libmp3lame -threads 8 "MP4/`basename ${line}`";
done