Get video duration from ffmpeg

video_duration.php

<?php

$file = 'TrunkMonkey_Rescue.mov';

$result = shell_exec('ffmpeg -i ' . escapeshellcmd($file) . ' 2>&1');

preg_match('/(?<=Duration: )(\d{2}:\d{2}:\d{2})\.\d{2}/', $result, $match);

print_r($match);

/*
Array
(
    [0] => 00:00:30.23
)
*/

$time = explode(':', $match[1]) + array(00,00,00);

print_r($time);

$half = floor(join($time) / 2);

$half = join(':', str_split(str_pad($half, 6, 0, STR_PAD_LEFT), 2));

print $half . "\n";


$video = __DIR__ . '/' . $file;
$thumbnail = __DIR__ . '/'. $file . '.jpg';

// -ss = Seek to given time position in seconds.
// -an = Disable audio recording
// -r fps = Set frame rate
$result = shell_exec("ffmpeg -i $video -deinterlace -an -ss $half -t $half -r 1 -y -vcodec mjpeg -f mjpeg $thumbnail 2>&1");

// Even on failure, $result will be a string of all the output so I don't think this is needed
if( ! $result)
{
	throw new Exception('Error creating video thumbnail');
}

print $result . "\n\n";