Online video converter script with ffmpeg [php]

[akela]

please check this video converter with ffmpeg that works?

[QUOTE]<?php

function ffmpeg_convert($input_file, $to_format, $output_dir=null)

{
    $input_file = realpath($input_file);
    $output_dir = is_dir($output_dir) ? $output_dir : dirname($input_file);

    $output_file = $output_dir.'/'.pathinfo($input_file, 
PATHINFO_FILENAME).'.'.$to_format;
    
    
$cmd = sprintf('ffmpeg -y -i %s -f %s %s %s > /dev/null 2>&1',
        escapeshellcmd($input_file),
        $to_format,

        (($to_format=='avi'||1)?'-f avi -vcodec mpeg4 -b 175k -g 300 -bf 2 -acodec libmp3lame -ab 32k':''),
        
escapeshellcmd($output_file)
    );
echo $cmd;
    exec($cmd, $output, $status);
    
    $success = empty($status);
    
return $success ? $output_file : false;
}[/QUOTE]