Installer/behat/testScreenshot/tests/imagenes2.php

<?php
use Aws\S3\S3Client;
use League\Flysystem\AwsS3v3\AwsS3Adapter;
use League\Flysystem\Filesystem;

include __DIR__ . '/vendor/autoload.php';

$client = new S3Client([
		'credentials' => [ 
				'key' => 'iksop', 
				'secret' => '8htoiwn44g204th' ], 
		'endpoint' => 'https://s3.infra.flowdat.com/minio/login',
		'use_path_style_endpoint' => true,
		'region' => 'sa-east-1',
		'version' => 'latest',]);

$adapter = new AwsS3Adapter($client, 'comp');
$filesystem = new Filesystem($adapter);

try{
        $img = $filesystem->readStream($_SERVER["PATH_INFO"]);
        header("Content-Type: image/png");
        echo stream_get_contents($img);
}catch(League\Flysystem\FileNotFoundException $e){
        $contents = $filesystem->listContents(dirname($_SERVER["PATH_INFO"]));
        foreach($contents as $content){
                ($content["path"]);
        }
}