Tratamiento de Imagenes, como hacer que se vea de dos maneras

[easy]

continuacion:

Código PHP:

      public function convert_colorize($tint_r=0, $tint_g=0, $tint_b=0, $tint_alpha=0)
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_COLORIZE, $tint_r, $tint_g, $tint_b);
            return true;
        } else {
            return false;
        }        
    }


    public function convert_negate()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_NEGATE);
            return true;
        } else {
            return false;
        }
    }

    public function convert_grayscale()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_GRAYSCALE);
            return true;
        } else {
            return false;
        }
    }


    public function convert_brightness($level)
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_BRIGHTNESS, $level);
            return true;
        } else {
            return false;
        }
    }


    public function convert_contrast($level)
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_CONTRAST, $level);
            return true;
        } else {
            return false;
        }
    }


    public function convert_edgedetect()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_EDGEDETECT);
            return true;
        } else {
            return false;
        }
    }


    public function convert_emboss()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_EMBOSS);
            return true;
        } else {
            return false;
        }
    }

    public function convert_gaussian_blur()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_GAUSSIAN_BLUR);
            return true;
        } else {
            return false;
        }
    }

    public function convert_selective_blur()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_SELECTIVE_BLUR);
            return true;
        } else {
            return false;
        }
    }

    public function convert_mean_removal()
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_MEAN_REMOVAL);
            return true;
        } else {
            return false;
        }
    }

    public function convert_smooth($level)
    {
        if ($this->image_object) {
            imagefilter ($this->image_object, IMG_FILTER_SMOOTH, $level);
            return true;
        } else {
            return false;
        }
    }


    public function save_png($filename, $overwrite)
    {
        if (!$overwrite and file_exists($filename)) {
            return false;
        }

        if ($this->image_object) {
            imagepng($this->image_object, $filename);
            return true;
        } else {
            return false;
        }
    }


    public function save_gd2($filename, $overwrite)
    {
        if (!$overwrite and file_exists($filename)) {
            return false;
        }

        if ($this->image_object) {
            imagegd2($this->image_object, $filename);
            return true;
        } else {
            return false;
        }
    }

    public function save_gd($filename, $overwrite)
    {
        if (!$overwrite and file_exists($filename)) {
            return false;
        }

        if ($this->image_object) {
            imagegd($this->image_object, $filename);
            return true;
        } else {
            return false;
        }
    }

    public function save_gif($filename, $overwrite)
    {
        if (!$overwrite and file_exists($filename)) {
            return false;
        }

        if ($this->image_object) {
            imagegif($this->image_object, $filename);
            return true;
        } else {
            return false;
        }
    }

    public function save_jpeg($filename, $overwrite)
    {
        if (!$overwrite and file_exists($filename)) {
            return false;
        }

        if ($this->image_object) {
            imagejpeg($this->image_object, $filename);
            return true;
        } else {
            return false;
        }
    }

} 
   

continua>>>