Resize image to multiple dimensions (PHP)

Resize image to multiple dimensions (PHP)

		$valid_formats = array("jpg", "png", "gif", "bmp");
		$max_file_size = 1024*7500; //100 kb
		$path = "assets/img/photo/"; // Upload directory
		$count = 0;

		if(isset($_POST) and $_SERVER['REQUEST_METHOD'] == "POST"){

			foreach ($_FILES['files']['name'] as $f => $name) {
				
				if ($_FILES['files']['error'][$f] == 4) {
					continue;
				}	       
				if ($_FILES['files']['error'][$f] == 0) {        
					if ($_FILES['files']['size'][$f] > $max_file_size) {
						$message[] = "$name est trop grand!";
						continue;
					}
					elseif( ! in_array(strtolower(pathinfo($name, PATHINFO_EXTENSION)), $valid_formats) ){
						$message[] = "$name n'a pas un bon format!";
						continue;
					}
					else{

						//On fait du renomage
						$name = $titre.$_FILES['files']['name'][$f];
						$_FILES['files']['name'][$f] = $titre.$_FILES['files']['name'][$f];

						$idphoto = 0;
						if($type == "image"){

						$size1=getimagesize($_FILES['files']['tmp_name'][$f]);
						$width=$size1[0];
						$height=$size1[1];

						$idphoto = $BD->lastInsertId();

						  //On a les differentes tailles en largeurs;
						  //On a le tableaus des largeurs et les decoupages en descendant des images

						$nivo_image=0;

						  if($width>=320 AND $width<640){
						  	//Nivo 0
							$nivo_image=1;
						  }elseif($width>=640 AND $width<800){
						  	//nivo1
							$nivo_image=2;
						  }elseif($width>=800 AND $width<1024){
							//nivo2
							$nivo_image=3;

						  }elseif($width>=1024 AND $width<1280){
							//nivo3
							$nivo_image=4;

						  }elseif($width>=1280 AND $width<1536){
					  		//nivo4
						  	$nivo_image=5;
						  }elseif($width>=1536 AND $width<1600){
						  	//nivo5
						  	$nivo_image=6;	
						  }elseif($width>=1600 AND $width<2048){
						  	//nivo6
						  	$nivo_image=7;
						  }elseif($width>=2048 AND $width<2240){
						  	//nivo7
						  	$nivo_image=8;
						  }elseif($width>=2240 AND $width<3032){
						  	//nivo8
							$nivo_image=9;
						  }elseif($width>=3032 AND $width<3072){
						  	//nivo9
							$nivo_image=10;
						  }elseif($width>=3072 AND $width<3264){
							//nivo10
						  	$nivo_image=11;
						  }

						$i=0;
						$pourcent = 100;
						while($i<5){

							if($nivo_image==1){
								move_uploaded_file($_FILES["files"]["tmp_name"][$f], $path.$name);
								break;
							}else if($nivo_image>1){
								$nivo_image--;
							}

							switch ($nivo_image) {
								case 11:
									$pourcent = (3072*100)/$size1[0];
								break;
								case 10:
									$pourcent = (3032*100)/$size1[0];
								break;
								case 9:
									$pourcent = (2240*100)/$size1[0];
								break;
								case 8:
									$pourcent = (2048*100)/$size1[0];
								break;
								case 7:
									$pourcent = (1600*100)/$size1[0];
								break;
								case 6:
									$pourcent = (1536*100)/$size1[0];
								break;
								case 5:
									$pourcent = (1280*100)/$size1[0];
								break;
								case 4:
									$pourcent = (1024*100)/$size1[0];
								break;
								case 3:
									$pourcent = (800*100)/$size1[0];
								break;
								case 2:
									$pourcent = (640*100)/$size1[0];
								break;
								case 1:
									$pourcent = (320*100)/$size1[0];
								break;
								
								default:
									$pourcent = (320*100)/$size1[0];
								break;
							}

							$larg1=$size1[0]*$pourcent/100;
							$long1=$size1[1]*$pourcent/100;

							switch ($_FILES['files']['type'][$f]) {
							    case 'image/jpeg':
									$files=imagecreatefromjpeg($_FILES['files']['tmp_name'][$f]);
									$img_dest1=imagecreatetruecolor($larg1,$long1);
									$ici = imagecopyresampled($img_dest1,$files,0,0,0,0,$larg1,$long1,$size1[0],$size1[1]);

							    	if($ecrire){
										$jpg_image = imagecreatefromjpeg($_FILES['files']['tmp_name'][$f]);
										$white = imagecolorallocate($jpg_image, 255, 255, 255);
										imagettftext($jpg_image, 25, 0, 75, 300, $white, $path, 'Shooter');
							    	}

									//imagejpeg($img_dest1);
									imagejpeg($img_dest1,$path.$i.$_FILES['files']['name'][$f]);
							    break;
							    case 'image/png':
									$files=imagecreatefrompng($_FILES['files']['tmp_name'][$f]);
									$img_dest1=imagecreatetruecolor($larg1,$long1);
									$ici = imagecopyresampled($img_dest1,$files,0,0,0,0,$larg1,$long1,$size1[0],$size1[1]);

							    	if($ecrire){
										$jpg_image = imagecreatefrompng($_FILES['files']['name'][$f]);
										$white = imagecolorallocate($jpg_image, 255, 255, 255);
										imagettftext($jpg_image, 25, 0, 75, 300, $white, $path, 'Shooter');
							    	}
									//imagepng($img_dest1);
									imagepng($img_dest1,$path.$i.$_FILES['files']['name'][$f]);
							    break;
							    case 'image/gif':
									$files=imagecreatefromjgif($_FILES['files']['tmp_name'][$f]);
									$img_dest1=imagecreatetruecolor($larg1,$long1);
									$ici = imagecopyresampled($img_dest1,$files,0,0,0,0,$larg1,$long1,$size1[0],$size1[1]);

							    	if($ecrire){
										$jpg_image = imagecreatefromgif($_FILES['files']['name'][$f]);
										$white = imagecolorallocate($jpg_image, 255, 255, 255);
										imagettftext($jpg_image, 25, 0, 75, 300, $white, $path, 'Shooter');
							    	}
									//imagegif($img_dest1);
									imagegif($img_dest1,$path.$i.$_FILES['files']['name'][$f]);
							    break;
							    default:
									$files=imagecreatefromjpeg($_FILES['files']['tmp_name'][$f]);
									$img_dest1=imagecreatetruecolor($larg1,$long1);
									$ici = imagecopyresampled($img_dest1,$files,0,0,0,0,$larg1,$long1,$size1[0],$size1[1]);

							    	if($ecrire){
										$jpg_image = imagecreatefromjpeg($_FILES['files']['name'][$f]);
										$white = imagecolorallocate($jpg_image, 255, 255, 255);
										imagettftext($jpg_image, 25, 0, 75, 300, $white, $path, 'Shooter');
							    	}
									//imagejpeg($img_dest1);
									imagejpeg($img_dest1,$path.$i.$_FILES['files']['name'][$f]);
							    break;
							}
							$i++;
						}

						imagedestroy($img_dest1);
          }
         }
        }
       }
      }

Nice!