~adamzammit/quexf/swinburnequexf

<?php

/*	Copyright Deakin University 2007,2008

 *	Written by Adam Zammit - adam.zammit@deakin.edu.au

 *	For the Deakin Computer Assisted Research Facility: http://www.deakin.edu.au/dcarf/

 *	

 *	This file is part of queXF

 *	

 *	queXF is free software; you can redistribute it and/or modify

 *	it under the terms of the GNU General Public License as published by

 *	the Free Software Foundation; either version 2 of the License, or

 *	(at your option) any later version.

 *	

 *	queXF is distributed in the hope that it will be useful,

 *	but WITHOUT ANY WARRANTY; without even the implied warranty of

 *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *	GNU General Public License for more details.

 *	

 *	You should have received a copy of the GNU General Public License

 *	along with queXF; if not, write to the Free Software

 *	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 *

 */

if (isset($_GET['bgid'])){

	include_once("config.inc.php");

	include_once("db.inc.php");

	include("functions/functions.image.php");

	global $db;

	$bgid = intval($_GET['bgid']);

	$sql=  "SELECT *

		FROM boxes

		WHERE bgid = '$bgid'";

	$rows = $db->GetAll($sql);

	if (empty($rows)) exit;

	$pid = $rows[0]['pid'];

	$sql = "SELECT image 

		FROM pages

		WHERE pid = $pid";

	$row = $db->GetRow($sql);

	if (empty($row)) exit;

	$sql = "SELECT MIN(`tlx`) as tlx,MIN(`tly`) as tly,MAX(`brx`) as brx,MAX(`bry`) as bry

		FROM boxes

		WHERE bgid = '$bgid'";

	$crop = $db->GetRow($sql);

	$image = imagecreatefromstring($row['image']);

	header("Content-type: image/png");

	if (!empty($rows))

		imagepng(crop(overlay($image,$rows),$crop));

	else

		imagepng($image);

}

else if (isset($_GET['filename']))

{

	$im = imagecreatefrompng($_GET['filename']);

	header('Content-type: image/png');

	imagepng($im);

	imagedestroy($im);

}

else if (isset($_GET['pid']))

{

	include("config.inc.php");

	include("db.inc.php");

	include("functions/functions.image.php");

	global $db;

	$pid = intval($_GET['pid']);

	if (isset($_GET['fid']))

	{

		$fid = intval($_GET['fid']);

		$sql = "SELECT * 

			FROM formpages

			WHERE pid = $pid and fid = $fid";

		$row = $db->GetRow($sql);

		if (empty($row)) exit;

    if ($row['filename'] == '')

    {

      $im = imagecreatefromstring($row['image']);

    }

    else

    {

      $im = imagecreatefrompng(IMAGES_DIRECTORY . $row['filename']);

    }

		if (isset($_GET['bid']))

		{

			$bid = intval($_GET['bid']);

			$sql = "SELECT tlx,tly,brx,bry

				FROM boxes

				WHERE bid = '$bid'";

			$box = $db->GetRow($sql);

			$row['width'] = imagesx($im);

			$row['height'] = imagesy($im);

			//$im = st_ocr($im,calcoffset($box,$row['offx'],$row['offy']));

			//header("Content-type: image/png");

			//imagepng($im);

			//exit;

			$box['tlx']+= BOX_EDGE;

			$box['tly']+= BOX_EDGE;

			$box['brx']-= BOX_EDGE;

			$box['bry']-= BOX_EDGE;

			header("Content-type: image/png");

			$timage = crop($im,applytransforms($box,$row));

			if(!isset($_GET['a'])){ imagepng($timage); die();}

//			image_to_text($timage);

			include("functions/functions.ocr.php");

			$ktimage = kfill_modified($timage,5);

			//invert_image($timage);

//			if(isset($_GET['b'])){ imagepng($ktimage); die();}

//			 imagepng($ktimage); die();

//			image_to_text($ktimage);

			$ttimage = remove_boundary_noise($ktimage,2);

//			if(isset($_GET['c'])){ imagepng($ttimage); die();}

//			 imagepng($ttimage); die();

//			image_to_text($ttimage);

			$kttimage = resize_bounding($ttimage);	

//			if(isset($_GET['d'])){ imagepng($kttimage); die();}

//			 imagepng($kttimage); die();

			$i = thinzs_np($kttimage);

			imagepng($i);

			//imagepng(thin_b($timage));

			die();

			$box['tlx']+= BOX_EDGE;

			$box['tly']+= BOX_EDGE;

			$box['brx']-= BOX_EDGE;

			$box['bry']-= BOX_EDGE;

			header("Content-type: image/png");

			imagepng(crop($im,applytransforms($box,$row)));

		}

		else

		{

			if (isset($_GET['zoom']))

			{

				header("Content-type: image/png");

				imagepng($im);

			}

			else

			{

				$width = imagesx($im);

				$height = imagesy($im);

				$newwidth = DISPLAY_PAGE_WIDTH;

				$newheight = round($height * (DISPLAY_PAGE_WIDTH/$width));

				$thumb = imagecreatetruecolor($newwidth, $newheight);

				imagepalettecopy($thumb,$im);

				imagecopyresized($thumb, $im, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);

				header("Content-type: image/png");

				imagepng($thumb);

			}

		}

	}

	else

	{

		$sql = "SELECT image 

			FROM pages

			WHERE pid = $pid";

		$row = $db->GetRow($sql);

		if (empty($row)) exit;

		header("Content-Type: image/png");

		echo ($row['image']);

	}

}

?>