color/iccprofile_to_image

<?php

/* $Id: iccprofile_to_image.php,v 1.3 2009/07/13 08:14:05 tm Exp $

* ICC profile to image:

* Assign an ICC profile to an image

*

* Apply the "sRGB" ICC profile to an imported RGB image.

* Apply the "ISOcoated" ICC profile to an imported CMYK image.

*

* Required software: PDFlib/PDFlib+PDI/PPS 7

* Required data: RGB image file, CMYK image file, ICC profile

*/

/* This is where the data files are. Adjust as necessary. */

$searchpath = "../input";

$outfile = "";

$title = "ICC profile to image";

$x = 100;

$y = 0;

try {

    $p = new PDFlib();

    $p->set_parameter("SearchPath", $searchpath);

    /* This means we must check return values of load_font() etc. */

    $p->set_parameter("errorpolicy", "return");

    $p->set_parameter("textformat", "utf8");

    if ($p->begin_document($outfile, "") == 0)

        throw new Exception("Error: " . $p->get_errmsg());

    $p->set_info("Creator", "PDFlib Cookbook");

    $p->set_info("Title", $title);

   

    $font = $p->load_font("Helvetica", "unicode", "");

    if ($font == 0)

            throw new Exception ("Error: " . $p->get_errmsg());

   

    /* Start page 1 */

    $p->begin_page_ext(0, 0, "width=a4.width height=a4.height");

   

   

    /* --- Load and output an RGB image without any ICC profile --- *

     * --- assigned to it                                       --- *

     */

    $imagefile = "nesrin.jpg";

    $y = 450;

   

    /* Load the RGB image. Just for our sample, ignore any ICC profile

     * which might be embedded into the image.

     */

    $image = $p->load_image("auto", $imagefile, "honoriccprofile=false");

    if ($image == 0)

        throw new Exception("Error: " . $p->get_errmsg());

 

    /* Fit the image proportionally into a box */

    $p->fit_image($image, $x, $y, "boxsize={400 300} fitmethod=meet");

    $p->fit_textline("RGB image without any ICC profile assigned", $x, $y-= 30,

        "font=" . $font . " fontsize=14");

   

    $p->close_image($image);

   

   

    /* --- Load and output an RGB image with the "sRGB" ICC profile --- *

     * --- assigned to it                                           --- *

     */

   

    /* Load the sRGB profile. sRGB is guaranteed to be always available */

    $icchandle = $p->load_iccprofile("sRGB", "usage=iccbased");

    if ($icchandle == 0)

        throw new Exception("Error: " . $p->get_errmsg());

   

    /* Load the RGB image, ignore any ICC profile which might be embedded

     * into the image, and assign the sRGB profile to it

     */

    $image = $p->load_image("auto", $imagefile, "iccprofile=" . $icchandle .

        " honoriccprofile=false");

    if ($image == 0)

        throw new Exception("Error: " . $p->get_errmsg());

 

    /* Fit the image proportionally into a box */

    $p->fit_image($image, $x, $y-=350, "boxsize={400 300} fitmethod=meet");

    $p->fit_textline("RGB image with the \"sRGB\" ICC profile assigned",

        $x, $y-= 30, "font=" . $font . " fontsize=14");

   

    $p->close_image($image);

   

    $p->end_page_ext("");

   

    /* Start page 2 */

    $p->begin_page_ext(0, 0, "width=a4.width height=a4.height");

   

    /* --- Load and output a CMYK image without any ICC profile --- *

     * --- assigned to it                                       --- *

     */

    $imagefile = "nesrin_cmyk.jpg";

    $y = 450;

   

    /* Load the CMYK image. Just for our sample, ignore any ICC profile

     * which might be embedded into the image.

     */

    $image = $p->load_image("auto", $imagefile, "honoriccprofile=false");

    if ($image == 0)

        throw new Exception("Error: " . $p->get_errmsg());

 

    /* Fit the image proportionally into a box */

    $p->fit_image($image, $x, $y, "boxsize={400 300} fitmethod=meet");

    $p->fit_textline("CMYK image without any ICC profile assigned", $x, $y-= 30,

        "font=" . $font . " fontsize=14");

   

    $p->close_image($image);

   

    /* --- Load and output a CMYK image with the "ISOcoated" --- *

     * --- ICC profile assigned to it                        --- *

     */

   

    /* Load the ISOcoated profile */

    $icchandle = $p->load_iccprofile("ISOcoated", "usage=iccbased");

    if ($icchandle == 0)

         throw new Exception("Error: " . $p->get_errmsg());

   

    /* Load the CMYK image, ignore any ICC profile which might be embedded

     * into the image, and assign the sRGB profile to it

     */

    $image = $p->load_image("auto", $imagefile, "iccprofile=" . $icchandle .

        " honoriccprofile=false");

    if ($image == 0)

        throw new Exception("Error: " . $p->get_errmsg());

 

    /* Fit the image proportionally into a box */

    $p->fit_image($image, $x, $y-=350, "boxsize={400 300} fitmethod=meet");

    $p->fit_textline("CMYK image with the \"ISOcoated\" ICC profile assigned",

        $x, $y-= 30, "font=" . $font . " fontsize=14");

   

    $p->close_image($image);

   

    $p->end_page_ext("");

     

    $p->end_document("");

    $buf = $p->get_buffer();

    $len = strlen($buf);

    header("Content-type: application/pdf");

    header("Content-Length: $len");

    header("Content-Disposition: inline; filename=iccprofile_to_image.pdf");

    print $buf;

    } catch (PDFlibException $e) {

        die("PDFlib exception occurred:\n".

            "[" . $e->get_errnum() . "] " . $e->get_apiname() .

            ": " . $e->get_errmsg() . "\n");

    } catch (Exception $e) {

        die($e->getMessage());

    }

$p=0;

?>