xec("ffmpeg -i '/home/tut2pr8c/public_html/videos/$video_file' -ar 22050 -ab 32 -f flv -y -s 400x320 /home/tut2pr8c/public_html/video_flv/$new_video_file_name");
exec("ffmpeg -i '/home/tut2pr8c/public_html/videos/$video_file' -ar 22050 -ab 32 -f flv -y -s 400x320 /home/tut2pr8c/public_html/video_flv/$new_video_file_name");