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http://codis.boozox.net/bin/imaset_2-0.zipimaset_2-0.zip

• imaset/lang/en.php

  <?php
  /*
  Translation of "imaset" wordpress plugin
  Imaset by Alex Barros 2007 < http://boozox.net > < zumbenet@gmail.com >
   
  If you want to translate this plugin to any other language, feel free to send me the translated file to zumbenet@gmail.com
  it will become avaliable for anyone.
  */
   
  $imaset_lang = array(
  	//Panel
  	'use' => 'Use Imaset',
  	'filters' => 'Filters',
  	'undo' => 'Undo',
  	'choose_filter' => 'Choose any filter for the image',
  	'save' => 'Save changes',
  	'import' => 'Import image',
  	'exit' => 'Close',
  	'apply' => 'Apply',
  	//Messages
  	'wait' => 'Please, <strong>wait</strong>...',
  	'saved_YES' => 'The image was correctly saved',
  	'saved_NO' => 'The image could not be saved',
  	'error' => 'Something went wrong',
  	'inserted' => 'Now the image is in the editor',
  	'loading' => 'Loading...',
  	'loading_image' => 'Loading image ...',
  	'alert_not_saved' => 'The image is not saved.\nIf you want to save changes press _Cancel_ and save it.\n\nDo you want to close Imaset?',
  	//Categorias
  	'decoration' => 'Decoration',
  	'color' => 'Color',
  	'effect' => 'Effects',
  	'custom' => 'Custom',
  	//Filtros
  	'sombra' => 'Shadow',
  	'marcus' => 'Nice frame',
  	'reflekt' => 'Reflection',
  	'brillo' => 'Shine',
  	'perspectiva' => 'Perspective',
  	'wave' => 'Wave',
  	'invertir' => 'Invert',
  	'bn' => 'Greyscale',
  	'sepia' => 'Sepia',
  	'colorizar' => 'Colorize',
  	'softblur' => 'Soft Blur',
  	'hardblur' => 'Stronger Blur',
  	'bordes' => 'Find edges',
  	'marca' => 'Watermark',
  	//Filtros extendido
  	'reflekt_param_s' => 'Size in pixels',
  	'reflekt_param_oi' => 'Initial opacity percentage',
  	'perspectiva_param_lado' => 'Perspective direction',
  	'perspectiva_opt_izq' => 'Left',
  	'perspectiva_opt_der' => 'Right',
  	'colorizar_param_color' => 'Hexadecimal colour for colorize'
  );
  ?>
   

• imaset/lang/es_ES.php

  <?php
  /*
  Translation of "imaset" wordpress plugin
  Imaset by Alex Barros 2007 < http://boozox.net > < zumbenet@gmail.com >
   
  If you want to translate this plugin to any other language, feel free to send me the translated file to zumbenet@gmail.com
  it will become avaliable for anyone.
  */
   
  $imaset_lang = array(
  	//Panel
  	'use' => 'Usar Imaset',
  	'filters' => 'Filtros',
  	'undo' => 'Deshacer',
  	'choose_filter' => 'Elije un filtro para aplicar',
  	'save' => 'Guardar Cambios',
  	'import' => 'Enviar al editor',
  	'exit' => 'Salir del editor',
  	'apply' => 'Aplicar',
  	//Mensajes
  	'wait' => 'Por favor, <strong>espera</strong>...',
  	'saved_YES' => 'Imagen guardada satisfactoriamente',
  	'saved_NO' => 'Ha ocurrido algun problema',
  	'error' => 'Ha ocurrido algun error',
  	'inserted' => 'Imagen insertada en el editor',
  	'loading' => 'Cargando...',
  	'loading_image' => 'Cargando imagen ...',
  	'alert_not_saved' => 'La imagen no ha sido guardada.\nSi quieres guardar los cambios pulsa _Cancelar_ y guarda la imagen.\n\nDeseas cerrar ahora Imaset?',
  	//Categorias
  	'decoration' => 'Decoración',
  	'color' => 'Color',
  	'effect' => 'Efectos',
  	'custom' => 'Personalizado',
  	//Filtros
  	'sombra' => 'Sombra',
  	'marcus' => 'Marco',
  	'reflekt' => 'Reflejo',
  	'brillo' => 'Brillo',
  	'perspectiva' => 'Perspectiva',
  	'wave' => 'Ondular',
  	'invertir' => 'Invertir colores',
  	'bn' => 'Escala de grises',
  	'sepia' => 'Sepia',
  	'colorizar' => 'Colorizar',
  	'softblur' => 'Desenfoque suave',
  	'hardblur' => 'Desenfoque fuerte',
  	'bordes' => 'Encontrar bordes',
  	'marca' => 'Marca de agua',
  	//Filtros extendido
  	'reflekt_param_s' => 'Tamaño del reflejo en píxeles.',
  	'reflekt_param_oi' => 'Opacidad inicial del degradado',
  	'perspectiva_param_lado' => 'Dirección de la perspectiva',
  	'perspectiva_opt_izq' => 'Izquierda',
  	'perspectiva_opt_der' => 'Derecha',
  	'colorizar_param_color' => 'Color hexadecimal para colorar'
  );
  ?>
   

• imaset/imasetJS.js

  	var imasetON = false;
  	var imasetFContent = <? echo '"'.substr(__FILE__,0,strpos(__FILE__,'plugins')).'"; '; ?>
  	var imasetSrc = false;
  	var imasetSaved = true;
  	var imasetLLF = 0;
  	function ima$et(n)
  	{
  		return document.getElementById("imaset"+n);
  	}
  	function imasetDisplay()
  	{
  		if(imasetON) return false;
   
  		imasetDLayer();
  		imasetContent('<span id="imasetLoading" style="float:left"><?php echo _i('loading')?></span>');
  		imasetAjax('ini');
   
  		imasetON = true;
   
  		return true;
  	}
  	function imasetContent(t)
  	{
  		var ct = ima$et("Content");
  		if (ct == null)
  		{
  			var ct = document.createElement("div");
  			ct.id = "imasetContent";
  			document.body.appendChild(ct);
  		}
  		ct.innerHTML = t;
  	}
  	function imasetPrevw(c)
  	{
  		ima$et("Prevw").innerHTML = c;
  	}
  	function imasetClose()
  	{
  		if(!imasetSaved) 
  		{
  			if(confirm("<?php echo _i('alert_not_saved')?>")) { imasetSaved = true; imasetClose(); }
  		}
  		else
  		{
  			var a = ima$et("DLayer");
  			var b = ima$et("Content");
  			a.parentNode.removeChild(a);
  			b.parentNode.removeChild(b);
  			imasetON = false;
  			return true;
  		}
  		return false;
  	}
  	function imasetDLayer(t)
  	{
  		document.location = '#';
  		if (ima$et("DLayer") != null) return false;
  		var i = document.createElement("div");
  		i.id = "imasetDLayer";
  		document.body.appendChild(i);
  	}
  	function imasetMsg(m)
  	{
  		if(ima$et("Msg") && imasetLLF!=2) ima$et("Msg").innerHTML = m;
  	}
  	function imasetSidebarHideAll()
  	{
  		var i,ty,ctd;
  		ty = document.getElementsByTagName('h4');
  		ctd = ty.length;
  		for(i=0;i<ctd;i++)
  		{
  			document.getElementById(ty[i].id+'L').style.display = 'none';
  		}
  	}
  	function imasetSidebarShow(id)
  	{
  		var l = document.getElementById(id+'L');
  		if(l.style.display == 'block') { imasetSidebarHideAll(); }
  		else { imasetSidebarHideAll(); l.style.display = 'block'; }		
  	}
  	function imasetToogleImg(src,s,llf)
  	{
  		imasetLLF = llf;
  		imasetSrc = src;
  		ima$et("Img").src = '../wp-content/plugins/imaset/prev.php?img='+imasetFContent+src+'&dim=400x300&save='+s+'&r='+Math.floor(Math.random()*800);
  		ima$et("Img").setAttribute('class','proceso');
  		ima$et("BackLoad").setAttribute('class','proceso');
  		imasetMsg("<?php echo _i('loading_image')?>");
  	}
  	function imasetAddImg() 
  	{
  		return imasetAjax('alt:'+imasetSrc);
  	}
  	function imasetAddToEd(alt)
  	{
  		var url = '<?php bloginfo( 'wpurl' ); ?>/wp-content/'+imasetSrc;
  		image = new Image();
  		image.src = url+'?r='+Math.random();
  		h = "<img src='" + url + "' alt='"+alt+"' />";
  		var win = window.opener ? window.opener : window.dialogArguments;
  		if ( !win )
  			win = top;
  		tinyMCE = win.tinyMCE;
  		if ( typeof tinyMCE != 'undefined' && tinyMCE.getInstanceById('content') ) {
  			tinyMCE.selectedInstance.getWin().focus();
  			tinyMCE.execCommand('mceInsertContent', false, h);
  		} else
  			win.edInsertContent(win.edCanvas, h);	
  	}
  	function imasetImgLoaded()
  	{
  		ima$et("Img").setAttribute('class','');
  		ima$et("BackLoad").setAttribute('class','');
  		imasetMsg("<?php echo _i('choose_filter')?>");
  	}
  	function imasetLoading()
  	{
  		if(ima$et("Loading"))
  		ima$et("Loading").style.display = 'block';
  		imasetMsg("<?php echo _i('loading_image')?>");
  	}
  	function imasetLoaded()
  	{
  		if(ima$et("Loading"))
  		ima$et("Loading").style.display = 'none';
  	}
  	function imasetAjax(q)
  	{
  		var mysack = new sack("<?php bloginfo( 'wpurl' ); ?>/wp-admin/admin-ajax.php" );    
   
  		mysack.execute = 1;
  		mysack.method = 'POST';
  		mysack.setVar( "action", "imasetAjax" );
  		mysack.setVar( "q", q );
  		mysack.encVar( "cookie", document.cookie, false );
  		mysack.onLoading = imasetLoading;
  		mysack.onLoaded = imasetLoaded;
  		mysack.onError = function() { alert('AJAX Failed' )};
  		mysack.runAJAX();
   
  		return true;
  	}
   

• imaset/imasetClass.php

  <?php
  ##  Licencia: GNU/GPL v3+  ##
   
  class Imaset
  {
  	var $error; // array que contiene los errores ocurridos durante la ejecucion
  	var $content;  //la direccion hasta wp-content
  	var $dir; // directorio del plugin
  	var $ims; // imagenes de un directorio
  	var $num; //Cantidad de imagenes
  	var $filtros; //Filtros disponibles
  	function Imaset($dir='')
  	{
  		$BG = 'FFFFFF'; // Escribe en hexadecimal el color que quieres poner de fondo a las imagenes con transparencia
  		$this->BGred = hexdec($BG[0].$BG[1]);
  		$this->BGgreen = hexdec($BG[2].$BG[3]);
  		$this->BGblue = hexdec($BG[4].$BG[5]);
   
  		$this->dir = str_replace('imasetClass.php','',__FILE__);
  		$this->content = substr(__FILE__,0,strpos(__FILE__,'plugins')); 
   
  		//Filtros disponibles
  		$this->filtros = array();
  		$this->filtros['decoration'][] = array('nom'=>'sombra','param'=>false);
  		$this->filtros['decoration'][] = array('nom'=>'marcus','param'=>false);
  		$this->filtros['decoration'][] = array('nom'=>'reflekt','param'=>array('s'=>30,'oi'=>60));
  		$this->filtros['decoration'][] = array('nom'=>'brillo','param'=>false);
  		$this->filtros['decoration'][] = array('nom'=>'perspectiva','param'=>array('lado'=>array('izq','der')));
  		$this->filtros['decoration'][] = array('nom'=>'wave','param'=>false);
  		$this->filtros['color'][] = array('nom'=>'invertir','param'=>false);
  		$this->filtros['color'][] = array('nom'=>'bn','param'=>false);
  		$this->filtros['color'][] = array('nom'=>'sepia','param'=>false);
  		$this->filtros['color'][] = array('nom'=>'colorizar','param'=>array('color'=>'FFFFFF'));
  		$this->filtros['effect'][] = array('nom'=>'softblur','param'=>false);
  		$this->filtros['effect'][] = array('nom'=>'hardblur','param'=>false);
  		$this->filtros['effect'][] = array('nom'=>'bordes','param'=>false);
  		//$this->filtros['custom'][] = array('nom'=>'marca','param'=>'marcas');
  	}
  	function ddir($dir) //por cuestion de estetica y de espacio, se considera raiz al directorio desde donde testea
  	{
  		return str_replace($this->content,'',$dir);
  	}
  	function explora()
  	{
  		if(empty($this->ims))
  		$this->lee_dir($this->content.$dir);
  		if(!empty($this->ims))
  		{
  			krsort($this->ims); //ordeno inversamente por claves, para mostrarlas en orden de modificacion, las mas nuevas primero	
  			foreach($this->ims as $i) //coloco indices ordenados
  			$ims[] = $i;
  			$this->ims = $ims;
  			$this->num = count($this->ims);
  		}
  		return $this->ims;
  	}
  	function lee_dir($dir) //lee todo un directorio: todos sus archivos y los directorios hijos
  	{
  		if(substr($dir,-1)!='/') $dir .= '/'; //importante que acabe en "/"
   
  		if (is_dir($dir)) 
  		{
  			if ($gd = @opendir($dir)) 
  			{
  				while (($ar = @readdir($gd)) !== false) 
  				{
  					if($ar != '.' AND $ar != '..') //Evito el propio directorio y el directorio padre
  					{
  						if(is_dir($dir . $ar))
  						{
  							if(!eregi('(plugins|languages|themes)',$ar))
  							$this->lee_dir($dir.$ar);
  						}
  						else
  						{
  							if(eregi('\.(jpg|gif|png)',$ar) AND !eregi('\.(thumbnail|miniatura|old)',$ar))
  							{
  								$tm = filemtime($dir.$ar);
  								if(empty($tm))	$tm = 0;
  								$this->ims[$tm] = $this->ddir($dir).$ar;
  							}
  						}				
  					}
  				}
  				closedir($gd);
  			}
  			else
  			$this->error[] = 'Imposible abrir el directorio '.$dir ;
  		}
  		else
  		$this->error[] = $dir.' no es un directorio.' ;
  	}
  	function dir_marcas()
  	{
  		$gd = @opendir($this->dir.'img/marcas/');
  		while (($ar = @readdir($gd)) !== false)
  		{
  			if(eregi('\.(jpg|gif|png)',$ar))
  			$mar[] = $ar;
  		}
  		return $mar;
  	}
  	// Manejo de imagenes en GD
  	function nuevaImagen($img)
  	{
  		$im = false;
  		switch(true)
  		{
  			case ereg('\.jpg',$img):
  				$im = imagecreatefromjpeg($img);	
  			break;
  			case ereg('\.gif',$img):
  				$imp = imagecreatefromgif($img);
   
  				$x = imagesx($imp); $y = imagesy($imp);
  				$im = imagecreatetruecolor($x,$y);
  				imagefilledrectangle($im,0,0,$x,$y,imagecolorallocate($im,$this->BGred,$this->BGgreen,$this->BGblue));
  				imagecopy($im,$imp,0,0,0,0,$x,$y);
  			break;
  			case ereg('\.png',$img):
  				$imp = imagecreatefrompng($img);	
   
  				$x = imagesx($imp); $y = imagesy($imp);
  				$im = imagecreatetruecolor($x,$y);
  				imagefilledrectangle($im,0,0,$x,$y,imagecolorallocate($im,$this->BGred,$this->BGgreen,$this->BGblue));
  				imagecopy($im,$imp,0,0,0,0,$x,$y);
  			break;
  		}
  		return $im;
  	}
  	function creaImagen($im,$img)
  	{
  		$t = false;
   
  		switch(true)
  		{
  			case ereg('\.jpg',$img):
  				$t = imagejpeg($im,$img);	
  			break;
  			case ereg('\.gif',$img):
  				$t = imagegif($im,$img);
  			break;
  			case ereg('\.png',$img):
  				$t = imagepng($im,$img);	
  			break;
  		}
  		if($t) imagedestroy($im);
  		return $t;
  	}
  	function exportaImagen($im,$img)
  	{
  		$t = false;
   
  		switch(true)
  		{
  			case ereg('\.jpg',$img):
  				$t = imagejpeg($im);	
  			break;
  			case ereg('\.gif',$img):
   
  				$t = imagegif($im);
  			break;
  			case ereg('\.png',$img):
  				$t = imagepng($im);	
  			break;
  		}
  		if($t) imagedestroy($im);
  		return $t;
  	}
  	// Funciones de retoque 
  	function marcus($im)
  	{
  		$sx = imagesx($im);
  		$sy = imagesy($im);
  		$x = $sx+20;
  		$y = $sy+20;
   
  		$marcus = imagecreatetruecolor($x,$y);
  		$color = imagecolorallocate($marcus, 255,255,255); //Blanco
  		imagefilledrectangle($marcus, 0, 0, ($sx+20), ($sy+20), $color); //Relleno el fondo	
  		imagecopy($marcus, $im, 10, 10, 0, 0, $sx, $sy);
   
  		$esquinas = array(array('tl',0,0),array('tr',$x-15,0),array('br',$x-15,$y-15),array('bl',0,$y-15));
  		$bordes = array(array('t',0,0,$x,10),array('r',$x-10,0,10,$y),array('b',0,$y-10,$x,10),array('l',0,0,10,$y));
   
  		foreach($bordes as $bo)
  		imagecopyresampled ($marcus, imagecreatefrompng($this->dir."img/b_".$bo[0].'.png'), $bo[1], $bo[2], 0, 0, $bo[3], $bo[4], 10, 10);
   
  		foreach($esquinas as $es)
  		imagecopy($marcus, imagecreatefrompng($this->dir."img/b_".$es[0].'.png'), $es[1], $es[2], 0, 0, 15, 15);
   
  		return $marcus;
  	}
  	function reflekt($im,$s=30,$oi=60) // s: tamaño reflejo; oi: opacidad inicial
  	{
  		//controlo los limites
  		if($s>300) $s = 300;
  		if($oi>100) $oi = 100;
  		if($s<1) $s = $s = 1;
  		if($oi<5) $s = 5;
   
  		$sx = imagesx($im);
  		$sy = imagesy($im);
  		$x = $sx;
  		$y = $sy+$s;
   
  		$reflekt = imagecreatetruecolor($x,$y);
  		$color = imagecolorallocate($reflekt, 255,255,255); //Blanco
  		imagefilledrectangle($reflekt, 0, 0, $x, $y, $color); //Relleno el fondo	
  		imagecopy($reflekt, $im, 0, 0, 0, 0, $sx, $sy);
   
  		for($i=0;$i<=$s;$i++)
  		imagecopymerge($reflekt, $im, 0, $sy+$i, 0, $sy-($i+1), $x, 1, round($oi-($i*$oi/$s)));
   
  		return $reflekt;
  	}
  	function marca($im,$mar)
  	{
  		$ma = $this->nuevaImagen($this->dir.'img/marcas/'.$mar);
  		$mx = imagesx($ma);
  		$my = imagesy($ma);
   
  		imagecopy($im, $ma, 0, 0, 0, 0, $mx, $my);
   
  		return $im;
  	}
  	function wave($im, $amplitude = 5,$period = 30)
  	{
  		$width = imagesx($im);
  		$height = imagesy($im);
   
  		$img2 = imagecreatetruecolor($width * 2, $height * 2);
  		imagecopyresampled ($img2,$im,0,0,$x,$y,$width * 2,$height * 2,$width, $height);
   
  		// Wave it
  		for ($i = 0;$i < ($width * 2);$i += 2)
  		{
  			imagecopy($img2,$img2,
  			$x + $i - 2,$y + sin($i / $period) * $amplitude,    // dest
  			$x + $i,$y,            // src
  			2,($height * 2));
  		}
   
  		// Resample it down again
  		imagecopyresampled ($im,$img2,$x,$y,0,0,$width, $height,$width * 2,$height * 2);
  		imagedestroy($img2);
   
  		return $im;
  	}
  	function brillo($im)
  	{
  		$w = imagesx($im);
  		$h = imagesy($im);
   
  		$nh = $h*2; $nw = $w*2; //amplio, para ganar calidad
   
  		$imblanc = imagecreatetruecolor(1,$nh);
  		$color = imagecolorallocate($imblanc, 255,255,255); //Blanco
  		imagefilledrectangle($imblanc, 0, 0, 1, $nh, $color); //Relleno el fondo
   
  		$im2 = imagecreatetruecolor($nw,$nh);
  		imagefilledrectangle($im2, 0, 0, $nw, $nh, $color); //Relleno el fondo	
  		imagecopyresampled ($im2,$im,0,0,0,0,$nw,$nh,$w, $h);
   
  		for($i=0; $i<$nw; $i++)
  		{
  			imagecopymerge($im2, $imblanc, $i, 0, 0, 0, 1, ($nh/2+($nh/25)*sin(6.3/$nw*$i)), 25);
  		}
   
  		imagecopyresampled ($im,$im2,0,0,0,0,$w, $h,$nw,$nh);
  		imagedestroy($im2);
   
  		return $im;
  	}
  	function perspectiva($im,$dir = 'der') // int $porc = porcentaje de perspectiva (100=nada, 0=completa)
  	{
  		$porc = 20; // el porcentaje de reducción
  		$x = imagesx($im);
  		$y = imagesy($im);
   
  		$ampl = 2; //a cuanto ampliar la imagen para mejorar la resolucion
  		$tx = $x * $ampl;
  		$ty = $y * $ampl;
  		$pers = imagecreatetruecolor($tx,$ty);
  		$color = imagecolorallocate($pers, 255,255,255); //Blanco
  		imagefilledrectangle($pers, 0, 0, $tx, $ty, $color); //Relleno el fondo
   
  		$factor = ($porc/100)/$x ;
   
   
   
  		for($i=0;$i<$tx;$i++)
  		{
  			$hy = round($ty-($y*($i+1)*$factor*$ampl));
  			$py = round(($ty-$hy)/2);
   
  			if($dir == 'der') $j = $i;
  			else $j = $tx-$i;
   
  			imagecopyresampled( $pers, $im, $j, $py, $j/$ampl, 0, 1, $hy, 1, $y );
  		}
   
  		$pers2 = imagecreatetruecolor(0.7*$x,$y);
  		imagecopyresampled($pers2, $pers, 0, 0, 0, 0, 0.7*$x, $y, $tx, $ty);
   
  		return $pers2;
  	}
  	function sombra($im)
  	{
  		$sx = imagesx($im);
  		$sy = imagesy($im);
  		$x = $sx+16;
  		$y = $sy+16;
   
  		$sombra = imagecreatetruecolor($x,$y);
  		$color = imagecolorallocate($sombra, 255,255,255); //Blanco
  		imagefilledrectangle($sombra, 0, 0, ($sx+20), ($sy+20), $color); //Relleno el fondo	
  		imagecopy($sombra, $im, 8, 8, 0, 0, $sx, $sy);
   
  		$esquinas = array(array('tl',0,0),array('tr',$x-12,0),array('br',$x-12,$y-12),array('bl',0,$y-12));
  		$bordes = array(array('t',0,0,$x,8),array('r',$x-8,0,8,$y),array('b',0,$y-8,$x,8),array('l',0,0,8,$y));
   
  		foreach($bordes as $bo)
  		imagecopyresampled ($sombra, imagecreatefrompng($this->dir."img/s_".$bo[0].'.png'), $bo[1], $bo[2], 0, 0, $bo[3], $bo[4], 8, 8);
   
  		foreach($esquinas as $es)
  		imagecopy($sombra, imagecreatefrompng($this->dir."img/s_".$es[0].'.png'), $es[1], $es[2], 0, 0, 12, 12);
   
  		return $sombra;
  	}
   
  	function invertir($im) 
  	{
  		$sx = imagesx($im);
  		$sy = imagesy($im);
   
  		for($x=0;$x<$sx;$x++)
  		{
  			for($y=0;$y<$sy;$y++)
  			{
  				$rgb = ImageColorAt($im, $x, $y);
  				$r = ($rgb >> 16) & 0xFF;
  				$g = ($rgb >> 8) & 0xFF;
  				$b = $rgb & 0xFF;
  				$c = imagecolorallocate($im,(255-$r),(255-$g),(255-$b)); //genero el color inverso
  				imagesetpixel($im,$x,$y,$c); //lo aplico en la imagen
  			}
  		}
   
  		return $im;
  	}
  	function mono(&$im, $hex = 'FFFFFF') 
  	{
  		//hex2dec
  		$tint_r = hexdec($hex[0].$hex[1]);
  		$tint_g = hexdec($hex[2].$hex[3]);
  		$tint_b = hexdec($hex[4].$hex[5]);
   
  		$width = imagesx($im); $height = imagesy($im);
  		$dest = imagecreate ($width, $height);
  		for ($i=0; $i<256; $i++) imagecolorallocate ($dest, $i, $i, $i);
  		imagecopyresized ($dest, $im, 0, 0, 0, 0, $width, $height, $width, $height);
  		for ($i = 0; $i < 256; $i++) imagecolorset ($dest, $i, min($i * abs($tint_r) / 255, 255), min($i * abs($tint_g) / 255, 255), min($i * abs($tint_b) / 255, 255));
  		$img = imagecreate ($width, $height);
  		imagecopy ($im, $dest, 0, 0, 0, 0, $width, $height);
  		imagedestroy ($dest);
  		return $im;
  	}
  	function imageconvolution($src, $filter, $filter_div, $offset) //[http://es2.php.net/manual/es/function.imageconvolution.php]
  	{
  		if ($src==NULL) {
  		return 0;
  		}
   
  		$sx = imagesx($src);
  		$sy = imagesy($src);
  		$srcback = ImageCreateTrueColor ($sx, $sy);
  		ImageCopy($srcback, $src,0,0,0,0,$sx,$sy);
   
  		if($srcback==NULL){
  		return 0;
  		}
   
  		for ($y=0; $y<$sy; ++$y)
  		{
  			for($x=0; $x<$sx; ++$x)
  			{
  				$new_r = $new_g = $new_b = 0;
  				$alpha = imagecolorat($srcback, $pxl[0], $pxl[1]);
  				$new_a = $alpha >> 24;
   
  				for ($j=0; $j<3; ++$j) 
  				{
  					$yv = min(max($y - 1 + $j, 0), $sy - 1);
  					for ($i=0; $i<3; ++$i) {
  						$pxl = array(min(max($x - 1 + $i, 0), $sx - 1), $yv);
  						$rgb = imagecolorat($srcback, $pxl[0], $pxl[1]);
  						$new_r += (($rgb >> 16) & 0xFF) * $filter[$j][$i];
  						$new_g += (($rgb >> 8) & 0xFF) * $filter[$j][$i];
  						$new_b += ($rgb & 0xFF) * $filter[$j][$i];
  					}
  				}
   
  				$new_r = ($new_r/$filter_div)+$offset;
  				$new_g = ($new_g/$filter_div)+$offset;
  				$new_b = ($new_b/$filter_div)+$offset;
   
  				$new_r = ($new_r > 255)? 255 : (($new_r < 0)? 0:$new_r);
  				$new_g = ($new_g > 255)? 255 : (($new_g < 0)? 0:$new_g);
  				$new_b = ($new_b > 255)? 255 : (($new_b < 0)? 0:$new_b);
   
  				$new_pxl = ImageColorAllocateAlpha($src, (int)$new_r, (int)$new_g, (int)$new_b, $new_a);
  				if ($new_pxl == -1) {
  				$new_pxl = ImageColorClosestAlpha($src, (int)$new_r, (int)$new_g, (int)$new_b, $new_a);
  				}
  				if (($y >= 0) && ($y < $sy)) {
  				imagesetpixel($src, $x, $y, $new_pxl);
  				}
  			}
  		}
  		imagedestroy($srcback);
  		return 1;
  	}
  	function convolution($im,$m) {
   
  		switch($m)
  		{
  			case 'softblur':
  				$matrix = array(  
  				array( 1, 1, 1 ),  
  				array( 1, 8, 1 ),  
  				array( 1, 1, 1)  
  				); 
  			break;
  			case 'hardblur':
  				$matrix = array(  
  				array( 2, 2, 2 ),  
  				array( 2, 2, 2 ),  
  				array( 2, 2, 2)  
  				); 
  			break;
  			case 'bordes':
  				$matrix = array(  
  				array(-16,0,0),  
  				array(0,16,0),  
  				array(0,0,0)  
  				); 
  			break;
  			case 'azar':
  				$matrix = array(  
  				array( rand(-3,10), rand(-3,10), rand(-3,10) ),  
  				array( rand(-3,10), rand(-3,10), rand(-3,10) ),  
  				array( rand(-3,10), rand(-3,10), rand(-3,11) )  
  				); 
  			break;
  			default:
  				$matrix = array(  
  				array( 0, 0, 0 ),  
  				array( 0, 16, 0 ),  
  				array( 0, 0, 0 )  
  				); 
  			break;
  		}
  		if (function_exists('imageconvolution')) 
  		{
  			imageconvolution($im, $matrix, 16, 0); 
  		}  
  		else
  		{
  			$this->imageconvolution($im, $matrix, 16, 0);
  		}
  		return $im;
  	}
  	function aplicaFiltro($im,$n,$e=false) //resource im, nombre n, extra e
  	{
  		switch($n)
  		{
  			case 'marcus': return $this->marcus($im);
  			break;
  			case 'sombra': return $this->sombra($im);
  			break;
  			case 'reflekt': return $this->reflekt($im,$e[0],$e[1]);
  			break;
  			case 'marca': return $this->marca($im,$e[0]);
  			break;
  			case 'wave': return $this->wave($im);
  			break;
  			case 'brillo': return $this->brillo($im);
  			break;
  			case 'invertir': return $this->invertir($im);
  			break;
  			case 'bn': return $this->mono($im);
  			break;
  			case 'colorizar': return $this->mono($im,$e[0]);
  			break;
  			case 'sepia': return $this->mono($im,'F1D5A4');
  			break;
  			case 'softblur': return $this->convolution($im,'softblur');
  			break;
  			case 'hardblur': return $this->convolution($im,'hardblur');
  			break;
  			case 'bordes': return $this->convolution($im,'bordes');
  			break;
  			case 'perspectiva': return $this->perspectiva($im,$e[0]);
  			break;
  			default: return $im;
  			break;
  		}
  	}
  }
  ?>
   

• imaset/imaset.php

  <?php
  /*
  Plugin Name: Imaset
  Plugin URI: http://codis.boozox.net/proyecto/imaset
  Description: Trata tus im&aacute;genes almacenadas en Wordpress con interesantes efectos
  Version: 2.0
  Author: Alex Barros
  Author URI: http://boozox.net
  */
   
  ##  Licencia: GNU/GPL v3+  ##
   
  // JavaScript y CSS
  function imasetPS() {
  wp_print_scripts( array( 'sack' )); // biblioteca AJAX de Wordpress
   
  echo '<script type="text/javascript">';
  include('imasetJS.js');
  echo '</script>';
   
  echo '<style type="text/css">';
  include('imasetStyle.css');
  echo '</style>';
   
  }
  //control del idioma
  function _i($c)
  {
  	if(file_exists(ABSPATH.'wp-content/plugins/imaset/lang/'.WPLANG.'.php'))
  	{
  		include('lang/'.WPLANG.'.php');
  		$traduce = $imaset_lang;
  	}
  	if(empty($traduce) && file_exists(ABSPATH.'wp-content/plugins/imaset/lang/en.php'))
  	{
  		include('lang/en.php');
  		$traduce = $imaset_lang;
  	}
  	if(!empty($traduce[$c])) return htmlentities(utf8_decode($traduce[$c]));
  	else return $c;	
  }
  //funcion a la que llama Ajax
  function imasetAjax()
  {
  	session_start();
  	include_once 'imasetClass.php';
  	$q = $_POST['q'];
  	$qe = explode(':',$q);
  	$imaset = new Imaset;
   
  	if($q == 'ini')
  	{
  		$imaset->explora(); //explora los directorios en busca de imagenes
  		session_destroy();
   
  		$html = "<div class=\"sidebar\"><h3>"._i('filters').":</h3>";
  		foreach($imaset->filtros as $c=>$v)
  		{
  			$html .= "<h4 onClick=\"imasetSidebarShow(this.id)\" id=\"imaset".$c."\">"._i($c)."</h4><ul id=\"imaset".$c."L\">";
  			foreach($v as $f)
  				$html .= "<li><a href=\"#\" onClick=\"imasetAjax('filtro:$f[nom]')\">"._i($f['nom'])."</a></li>";
  			$html .= "</ul>";
  		}
  		$html .= "<a class=\"deshacer\" onClick=\"imasetAjax('deshaz')\" href=\"#\">&laquo;"._i('undo')."</a><div id=\"imasetMsg\">"._i('choose_filter')."</div><input type=\"button\" class=\"button\" value=\""._i('save')."\" onClick=\"imasetAjax('guardar'); imasetMsg('"._i('wait')."');\" /><input type=\"button\" class=\"button\" value=\""._i('import')."\" onClick=\"imasetAddImg(); imasetMsg('"._i('wait')."')\" /><input type=\"button\" class=\"button delete\" value=\""._i('exit')."\" onClick=\"imasetClose()\" />";
   
  		$html .= "</div><div class=\"view\"><p id=\"imasetLoading\">"._i('loading')."</p><div id=\"imasetBackLoad\"><img onLoad=\"imasetImgLoaded()\" id=\"imasetImg\" src=\"../wp-content/plugins/imaset/prev.php?save=1&img=".$imaset->content.$imaset->ims[0]."&dim=400x300&r=".mt_rand()."\" /></div><div id=\"imasetPrevw\">";
   
   
   
  		$html .= paginacio(0,$imaset->num);
   
   
  		if($imaset->num < 12) $max = $imaset->num; 
  		else $max = 12;
   
  		for($i=0;$i<$max;$i++)
  		{
  			$html .= "<a class=\"img\" href=\"#\" onClick=\"imasetToogleImg('".$imaset->ims[$i]."',1,0); imasetSaved = true;\"><img src=\"../wp-content/plugins/imaset/prev.php?snap=1&img=".$imaset->content.$imaset->ims[$i]."&r=".mt_rand()."\" /></a>";			
  		}
  		$html .= '<div style="clear:left;"></div>';
  		$html .="</div></div>";
   
  		$_SESSION['acimg'] = $imaset->ims[0];
  		$_SESSION['hist'] = '';
   
  		die('imasetContent(\''.str_replace(array("\n","'"),array('',"\'"),$html).'\'); imasetSrc = "'.$imaset->ims[0].'";');
  	}
  	elseif($q=='guardar')
  	{
  		$im = $imaset->nuevaImagen($imaset->content.$_SESSION['acimg']);
  		if(!empty($_SESSION['hist']))
  		{
  			$filtros = explode(';',$_SESSION['hist']);
  			$cant = count($filtros);
  			for($i=1;$i<$cant;$i++)
  			{
  				if(ereg('-',$filtros[$i])){
  					$pts = explode('-',$filtros[$i]);
  					$f = $pts[0];
  					$e = explode(',',$pts[1]);
  				}
  				else{
  					$f = $filtros[$i];
  					$e = false;
  				}
  				$im = $imaset->aplicaFiltro($im,$f,$e);
  			}
  		}
  		$s = $imaset->creaImagen($im,$imaset->content.$_SESSION['acimg']);
  		if($s) $msg = '<strong style=\\"color:green;\\">'._i('saved_YES').'</strong>';
  		else $msg = '<strong style=\\"color:red;\\">'._i('saved_NO').'</strong>';
  		die(' imasetMsg("'.$msg.'"); imasetToogleImg("'.$_SESSION['acimg'].'",1,2); imasetSaved = true;');
  	}
  	elseif(ereg("filtro",$q))
  	{
  		foreach($imaset->filtros as $c=>$v)
  		{
  			foreach($v as $f)
  			$fs["$f[nom]"] = $f['param'];
  		}
  		if(isset($fs["$qe[1]"]))
  		{
  			$pa = $fs["$qe[1]"];
  			if($pa)
  			{
  				$msg = '';
  				if(is_array($pa))
  				{
  					foreach($pa as $c=>$v)
  					{
  						$id = 'imasetPam_'.$c;
  						$msg .= "<p>"._i($qe[1].'_param_'.$c)."</p>";
  						if(is_array($v))
  						{
  							$msg .= '<select id="'.$id.'">';
  							foreach($v as $vv)
  							$msg .= '<option value="'.$vv.'">'._i($qe[1].'_opt_'.$vv).'</option>';
  						}
  						else
  						{
  							$msg .= '<input type="text" id="'.$id.'" value="'.$v.'">';
  						}
  						$pams[] = '\'+ima$et(\'Pam_'.$c.'\').value+\'';
  					}
  				}
  				else
  				{
  					$msg .= "<p>".$imaset->traduce($qe[1].'_param')."</p>";
  				}
  				$msg .= "<p><input type=\"button\" class=\"button\ type=\"button\" onClick=\"imasetAjax('aplica:$qe[1]:".implode(',',$pams)."');\" value=\""._i('apply')."\"></p>";
  				die('imasetMsg(\''.str_replace(array("\n","'"),array('',"\'"),$msg).'\');');
  			}
  			else
  			{
  				$_SESSION['hist'] .= ';'.$qe[1];
  				die('imasetToogleImg("'.$_SESSION['acimg'].'",0,1); imasetSaved = false;');
  			}
  		}
  		else
  		{
  			die("imasetMsg('"._i('error')."')");
  		}
  	}
  	elseif(ereg('aplica:',$q))
  	{
  		$_SESSION['hist'] .= ';'.$qe[1].'-'.$qe[2];
  		die('imasetToogleImg("'.$_SESSION['acimg'].'",0,1); imasetSaved = false;');
  	}
  	elseif($q == 'deshaz')
  	{
  		$hist = explode(';',$_SESSION['hist']);
  		$k = count($hist)-1;
  		unset($hist[$k]);
  		$_SESSION['hist'] = implode(';',$hist);
  		die('imasetToogleImg("'.$_SESSION['acimg'].'",0,1);');
  	}
  	elseif(ereg("desde",$q))
  	{
  		$imaset->explora(); //explora los directorios en busca de imagenes
   
  		$p = $qe[1];
   
  		$html = paginacio($p,$imaset->num);
   
  		if($imaset->num < ($p+12)) $max = $imaset->num; 
  		else $max = $p+12;
   
  		for($i=$p;$i<$max;$i++)
  		{
  			$html .= "<a class=\"img\" href=\"#\" onClick=\"imasetToogleImg('".$imaset->ims[$i]."',1,0); imasetSaved = true\"><img src=\"../wp-content/plugins/imaset/prev.php?snap=1&img=".$imaset->content.$imaset->ims[$i]."&r=".mt_rand()."\" /></a>";			
  		}
   
  		$html .= '<div style="clear:left;"></div>';
  		die('imasetPrevw(\''.str_replace(array("\n","'"),array('',"\'"),$html).'\');');
  	}
  	elseif(ereg('alt',$q))
  	{
  		$pts = explode(':',$q);
  		$p = $pts[1];
   
  		global $wpdb;
  		$alt_img = $wpdb->get_var("select post_title from $wpdb->posts where guid LIKE '%".mysql_real_escape_string($p)."'");
   
  		die( "imasetAddToEd('$alt_img'); imasetMsg('"._i('inserted').".')" );
  	}
  	else
  	{
  		die("alert('Error')");
  	}
   
  }
  function paginate_links2( $args = '' ) {
  	$defaults = array( 
  		'base' => '%_%', // http://example.com/all_posts.php%_% : %_% is replaced by format (below)
  		'format' => '?page=%#%', // ?page=%#% : %#% is replaced by the page number
  		'total' => 1,
  		'current' => 0,
  		'show_all' => false,
  		'prev_next' => true,
  		'prev_text' => __('&laquo; Previous'),
  		'next_text' => __('Next &raquo;'),
  		'end_size' => 1, // How many numbers on either end including the end
  		'mid_size' => 2, // How many numbers to either side of current not including current
  		'type' => 'plain',
  		'add_args' => false // array of query args to aadd
  	);
   
  	foreach($defaults as $dfk => $dfv)
  	{
  		if(empty($args[$dfk])) $args[$dfk] = $dfv;
  	}
  	//$args = wp_parse_args( $args, $defaults ); // No wp v.1 compatible 
  	extract($args, EXTR_SKIP);
   
  	// Who knows what else people pass in $args
  	$total    = (int) $total;
  	if ( $total < 2 )
  		return;
  	$current  = (int) $current;
  	$end_size = 0  < (int) $end_size ? (int) $end_size : 1; // Out of bounds?  Make it the default.
  	$mid_size = 0 <= (int) $mid_size ? (int) $mid_size : 2;
  	$add_args = is_array($add_args) ? $add_args : false;
  	$r = '';
  	$page_links = array();
  	$n = 0;
  	$dots = false;
  	$per = (int)$per;
  	if ( $prev_next && $current && 1 < $current ) :
  		$link = str_replace('%_%', 2 == $current ? '' : $format, $base);
  		$link = str_replace('%#%', $current - 1, $link);
  		if ( $add_args )
  			$link = add_query_arg( $add_args, $link );
  		//$page_links[] = "<a class='prev page-numbers' href='" . clean_url($link) . "'>$prev_text</a>";
   
   
  	$link = ($current-2)*$per;
   
  		$page_links[] = '<a class="next page-numbers" href="#" onclick="imasetAjax(\'desde:' . $link . '\')">'.$prev_text.'</a>';
   
   
   
  	endif;
  	for ( $n = 1; $n <= $total; $n++ ) :
  		if ( $n == $current ) :
  			$page_links[] = "<span class='page-numbers current'>$n</span>";
  			$dots = true;
  		else :
  			if ( $show_all || ( $n <= $end_size || ( $current && $n >= $current - $mid_size && $n <= $current + $mid_size ) || $n > $total - $end_size ) ) :
  				$link = str_replace('%_%', 1 == $n ? '' : $format, $base);
  				$link = str_replace('%#%', $n, $link);
  				if ( $add_args )
  					$link = add_query_arg( $add_args, $link );
  			//	$page_links[] = "<a class='page-numbers' href='" . $link . "'>$n</a>";
   
  $link = ($n-1)*$per;
   
  		$page_links[] = '<a class="next page-numbers" href="#" onclick="imasetAjax(\'desde:' . $link . '\')">'.$n.'</a>';
   
   
  				$dots = true;
  			elseif ( $dots && !$show_all ) :
  				$page_links[] = "<span class='page-numbers dots'>...</span>";
  				$dots = false;
  			endif;
  		endif;
  	endfor;
  	if ( $prev_next && $current && ( $current < $total || -1 == $total ) ) :
  		$link = str_replace('%_%', $format, $base);
  		$link = str_replace('%#%', $current + 1, $link);
  		if ( $add_args )
  			$link = add_query_arg( $add_args, $link );
   
  	$link = $current*$per;
   
  		$page_links[] = '<a class="next page-numbers" href="#" onclick="imasetAjax(\'desde:' . $link . '\')">'.$next_text.'</a>';
  	endif;
  	switch ( $type ) :
  		case 'array' :
  			return $page_links;
  			break;
  		case 'list' :
  			$r .= "<ul class='page-numbers'>\n\t<li>";
  			$r .= join("</li>\n\t<li>", $page_links);
  			$r .= "</li>\n</ul>\n";
  			break;
  		default :
  			$r = join("\n", $page_links);
  			break;
  	endswitch;
  	return $r;
  }
  //funcion de paginacion para imaset
  function paginacio($p,$total,$per=12){
   
   
  $paged = ceil($p / $per);
  $paged++;
   
  $page_links = paginate_links2( array(
  				'base' => '%#%',//add_query_arg( 'paged', '%#%' )
  				'format' => '',
  				'total' => ceil($total / $per),
  				'current' => $paged ? $paged : 1,
  				'prev_text' => '&laquo;',
  				'next_text' => '&raquo;',
  				'per' => $per
  			));
   
  			if ( $page_links )
  				return '<p style="text-align:center;">'.$page_links.'</p>';
  }
  function imasetBotonUso(){
  	echo '<input type="button" class="button" style="padding: 4px; margin:4px;" value="'._i('use').'" onClick="imasetDisplay(1)" />';
  }
  add_action("admin_print_scripts", "imasetPS");
  add_action('wp_ajax_imasetAjax', 'imasetAjax' );
  add_action("edit_form_advanced", "imasetBotonUso");
  ?>
   

• imaset/imasetStyle.css

  	#imasetDLayer {
  		background-color: black; 
  		width: 100%; 
  		left: 0%;
  		top: 0%; 
  		z-index: 1001; 
  		height: 2000px; 
  		position: absolute; 
  		-moz-opacity: 0.7;
  		opacity: .7; 
  		filter: alpha(opacity=70)
  	}
  	#imasetLoading {
  		display: none;
  		background: #FFF url(<?php echo bloginfo( 'wpurl' ); ?>/wp-content/plugins/imaset/img/ajax-loader.gif) no-repeat left 50%;
  		padding: 5px;
  		padding-left: 40px;
  		font-size:1.8em;
  		position:absolute;
  		left:25%;
  		top: 40px;
  		-moz-opacity: 0.8;
  		opacity: .8; 
  		filter: alpha(opacity=80);
  	}
  	#imasetBackLoad {text-align:center;}
  	#imasetBackLoad.proceso {
  		background: transparent url(<?php echo bloginfo( 'wpurl' ); ?>/wp-content/plugins/imaset/img/ajax-loader.gif) no-repeat 50% 50%;
  	}
  	#imasetContent {
  		background-color: white;
  		border: 4px solid #CCC; 
  		width: 80%; 
  		left: 10%;
  		top: 10%; 
  		z-index: 1002; 
  		height: 80%; 
  		position: absolute; 
  		padding: 10px; 
  		overflow:auto;
  	}
  	#imasetContent .sidebar {
  		width:30%;
  		background-color:#E8F3F8; 
  		border: 1px solid #3B729E;
  		float:right;
  		z-index: 1003;
  	}
  	#imasetContent .sidebar h3 {
  		margin: 8px;
  		padding: 0;
  		font-family: sans-serif;
  	}
  	#imasetContent .sidebar h4 {
  		margin: 0;
  		padding: 4px 8px;
  		background-color: #ACD4E6;
  		border-bottom: 1px solid #3B729E;
  		cursor: pointer;
  	}
  	#imasetContent .sidebar h4:hover {
  		background-color: #7DB9D4;
  	}
  	#imasetContent .sidebar ul {
  		margin: 4px;
  		padding: 0;
  		display: none;
  	}
  	#imasetContent .sidebar li {
  		list-style: none;
  		margin: 0;
  		padding: 2px 4px;
  	}
  	#imasetContent .sidebar a {
  	}
  	#imasetContent .sidebar a.filtro {
  		width: 50px;
  		height: 50px;
  		margin: 4px;
  		display: block;
  		float: left;
  		border: 1px solid #6c7074;
  		background-color: #FFF;
  	}
  	#imasetContent .deshacer {
  		display:block;
  		clear:left;
  		text-align:center;
  		padding:4px;
  		background-color: #BADB76;
  		color: #3B6100;
  	}
  	#imasetContent .deshacer:hover {
  		background-color: #D8FF88;
  	}
  	#imasetContent .sidebar #imasetMsg {
  		clear: left;
  		border: 1px solid #FFBE76;
  		background-color: #FFF9C4;
  		padding: 4px;
  		margin: 5px;
  	}
  	#imasetContent .view {
  		width: 60%;
  	}
  	#imasetContent .view #imasetImg {
  		margin: 10px auto;
  		display: block;
  	}
  	#imasetContent .view #imasetImg.proceso {
  		-moz-opacity: 0.4;
  		opacity: .4; 
  		filter: alpha(opacity=40)
  	}
  	#imasetContent .view #imasetPrevw {
  		margin-top: 5px;
  		border-top: 4px solid #45648B;
  	}
  	#imasetContent .view #imasetPrevw a.img {
  		width: 128px;
  		height: 128px;
  		display: block;
  		float: left;
  		margin: 3px;
  	}
   

• imaset/prev.php

  <?php
  session_start();
   
  header("Cache-Control: no-cache, must-revalidate");
  header("Content-type: image/jpg");
   
  include_once 'imasetClass.php';
  $imaset = new Imaset;
   
  $img = $_GET['img'];
  $im = $imaset->nuevaImagen($img);
   
  //Si me han pedido guardarla como nueva..
  if($_GET['save'])
  {
  	$_SESSION['acimg'] = str_replace($imaset->content,'',$img); //la guardo como la nueva imagen..
  	$_SESSION['hist'] = ''; //borro el historial
  }
  //aplico el historial de filtros
   
  elseif(!empty($_SESSION['hist']) AND !$_GET['snap'])
  {
  	$filtros = explode(';',$_SESSION['hist']);
  	$cant = count($filtros);
  	for($i=1;$i<$cant;$i++)
  	{
  		if(ereg('-',$filtros[$i])){
  			$pts = explode('-',$filtros[$i]);
  			$f = $pts[0];
  			$e = explode(',',$pts[1]);
  		}
  		else{
  			$f = $filtros[$i];
  			$e = false;
  		}
  		$im = $imaset->aplicaFiltro($im,$f,$e);
  	}
  }
   
  //Resuelvo los tamaños
  $dim = false;
  if($_GET['dim'])
  $max = explode('x',$_GET['dim']);
  if($_GET['snap'])
  $max = array(128,128);
  if($im AND $max)
  {
  	$ow = imagesx($im); $oh = imagesy($im); //tamanos originales
  	$mw = $max[0]; $mh = $max[1]; // maximos
   
  	if($oh>$mh){
  		$nh = $mh;
  		$nw = $nh*$ow/$oh;
  		if($nw>$mw){
  			$nh = $mw*$mh/$nw;
  			$nw = $mw;
  		}
  	}
  	elseif($ow>$mw)
  	{
  		$nw = $mw;
  		$nh = $nw*$oh/$ow;
  		if($nh>$mh){
  			$nw = $mh*$mw/$nh;
  			$nh = $mh;
  		}
  	}
  	if($nh && $nw){
  		$snap = imagecreatetruecolor($nw,$nh);
   
  		imagecopyresized($snap, $im, 0, 0, 0, 0, $nw, $nh, $ow, $oh);
  		$im = $snap;
  	}
  }
   
  $imaset->exportaImagen($im,$img);
  ?>
   

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