<?php
use Soluble\MediaTools\Video\Config\FFProbeConfig;
use Soluble\MediaTools\Video\Exception\InfoReaderExceptionInterface;
use Soluble\MediaTools\Video\VideoInfoReader;

$infoReader = new VideoInfoReader(new FFProbeConfig('/path/to/ffprobe'));

try {
    $videoInfo = $infoReader->getInfo('/path/video.mp4');
} catch (InfoReaderExceptionInterface $e) {
    // see below for exceptions
}

$duration = $videoInfo->getDuration();
$frames   = $videoInfo->getNbFrames();
$width    = $videoInfo->getWidth();
$height   = $videoInfo->getHeight();

// Or alternatively
['width' => $width, 'height' => $height] = $videoInfo->getDimensions();