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Diffstat (limited to 'ext/exif/test.txt')
| -rw-r--r-- | ext/exif/test.txt | 365 |
1 files changed, 365 insertions, 0 deletions
diff --git a/ext/exif/test.txt b/ext/exif/test.txt new file mode 100644 index 0000000..1c12b50 --- /dev/null +++ b/ext/exif/test.txt @@ -0,0 +1,365 @@ +<?php + +/* Test script for PHP module ext/exif + * + * (c) Marcus Boerger, 2002 + * + * $Id$ + * + * Rename the file to test.php and read the instructions. If the + * script cannot be executed or does not generate any output check + * you error log. In most cases this would mean you found an error + * if the rest of your php environment works fine. + * + * The original version of module exif has many errors and mostly + * fails on executing this script. + */ + +$file = array_key_exists('thumbnail',$_REQUEST) ? $_REQUEST['thumbnail'] : ''; +//$file = '/t/temp/kodak-dc4800.tif'; +//$file = '/t/temp/canon-ixus.jpg'; +//$file = '/t/temp/test2.jpg'; +if ( $file) { + $image = exif_thumbnail($file); + if ( $image!==false) { + @Header("content-type: image/jpeg"); + echo $image; + } else { + echo "<html><body><table>\n"; + echo "Thumbnail could not be extracted.\n"; + echo "</table></body></html>"; + } + die(); +} + +if ( !defined('IMAGETYPE_GIF')) define('IMAGETYPE_GIF',1); +if ( !defined('IMAGETYPE_JPEG')) define('IMAGETYPE_JPEG',2); +if ( !defined('IMAGETYPE_TIFF_II')) define('IMAGETYPE_TIFF_II',7); +if ( !defined('IMAGETYPE_TIFF_MM')) define('IMAGETYPE_TIFF_MM',8); + +$possible = array(); + +/****************************************************************************/ +// message function is used for debugging purpose: just to se what happens +function message($msg) { + error_log($msg,0); + echo "$msg\n"; +} + +function error_msg() { + $ret = '<b style="color:green">O.K.</b>'; + if (array_key_exists('php_errormsg',$GLOBALS) && strlen($GLOBALS['php_errormsg'])) { + $ret = '<b style="color:red">'.$GLOBALS['php_errormsg'].'</b>'; + $GLOBALS['php_errormsg'] = ''; + } + return $ret; +} + +/****************************************************************************/ +// private to function search_file() +function _search_file($root,&$possible,$path='') { + $sub = array(); + $cnt = 0; + $type= false; + + //error_log("search_file($root,$path)",0); + if ($dir = @opendir($root.$path.'/')) { + while (($found = @readdir($dir)) !== false) { + $type = @filetype($root.$path.'/'.$found); + //error_log("search_file($root$path):$type=$found",0); + switch( $type) { + case 'file': + $pos = strrpos($found,'.'); + if ( function_exists('exif_imagetype')) { + $type = exif_imagetype($root.$path.'/'.$found); + } else { + if ( $pos!==false) { + $type = GetImageSize($root.$path.'/'.$found); + if ( is_array($type)) { + $type = $type[2]; + } else { + $type = false; + } + } else $type = false; + } + if ( $type!==false) + { + $possible[] = array('file'=>$root.$path.'/'.$found, 'type'=>$type); + //error_log("search_file($root$path) add:$path/$found",0); + if ( ($cnt=count($possible)) % 100 == 0) { + error_log("exif test page - counting files: $cnt",0); + } + } + break; + case 'dir': + if ( $found!='.' && $found!='..') { + $sub[count($sub)] = $found; + } + break; + } + } + @closedir($dir); + foreach( $sub as $idx => $found) { + _search_file($root,$possible,$path.'/'.$found); + } + } +} + +/****************************************************************************/ +// function: search_file($file,$ext) +// +// Searches for $file in document tree. The path is ignored. +// +function search_file() { + global $argc, $argv; + $possible = array(); + + if ( $argc > 1) { + $path = $argv[1]; + } else if ( array_key_exists('SCRIPT_FILENAME',$_SERVER)) { + $path = $_SERVER['SCRIPT_FILENAME']; + //error_log("SCRIPT_FILENAME($path)",0); + } else { + $path = $argv[0]; + //error_log("argv($path)",0); + } + if ( ($p=strpos($path,'?')) !== false) $path = substr($path,0,$p); + if ( ($p=strrpos($path,'/')) /*< strlen($path)-1*/) $path = substr($path,0,$p); + error_log("exif test page - counting files in $path"); + _search_file($path,$possible); + error_log("exif test page - counting files: ".count($possible)." done.",0); + return $possible; +} + +/****************************************************************************/ +// function: search_file($file,$ext) +// +// Searches for $file in document tree. The path is ignored. +// +function AddInfo($Name,$Value,$highlight=0) { + if (is_array($Value)) $Value = 'Array: ('.join(',',$Value).')'; + $Value = nl2br($Value); + if ( $highlight) { + $Name = "<th>$Name</th>"; + } else { + $Name = "<td>$Name</td>"; + } + return "<tr>$Name<td>$Value </td></tr>\n"; +} + +$possible = search_file(); + +$title = "PHP module exif test page"; + +?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional"> +<html> +<head> +<title><?=$title ?></title> +<style type="text/css"> +body { + font-size: 12pt; +} +h1 { + font-size: 20pt; + font-weight:bold; +} +h2 { + font-size: 16pt; + font-weight:bold; +} +th { + text-align: left; +} +ul { + margin-bottom: 6pt; +} +</style> +</head> +<body> +<h1><?=$title ?></h1> +<h2>(c) Marcus Börger, 2002</h2> +</p> +<p> +Images taken from <a href="http://www.exif.org">www.exif.org</a>, +<a href="http://marcus-boerger.de">marcus-boerger.de</a> +all rights reserved by their authors and artists, see exif headers. +The files can be downloaded <a href="http://marcus-boerger.de/php/ext/exif/test/">here</a>. +To start the test you simple have to put all images into the same directory as this script. +The test will work with all files in that directory and all subdirectories. To test private +images just put them into that directory. +</p> +<p> +Youmay take a look at the test <a href="http://marcus-boerger.de/php/ext/exif/test.txt">source here</a>. +</p> +<p> +This test just prooves that some exif headers can be scanned. +If all files produce a header in output the module might be o.k. +</p> +<p> +What to look for in detail: +</p> +<ul> +<li>kodak-dc4800-plus-acdsee.jpg + <ul> + <li>should provide a <b>long</b> comment 'by marcus börger<%04i>'*n</li> + <li>this file returns an array but it also produces an errormessage because ACDSee destroys + the integrity of IFD directory (size of directory and offsets of entries following any + edited entry maybe wrong). + </li> + </ul> +</li> +<li>hp-photosmart.jpg + <ul> + <li>should provide a <b>two line</b> copyright notice</li> + </ul> +</li> +<li>olympus-d320l + <ul> + <li>should provide an <b>APP12</b> infoset</li> + </ul> +</li> +<li>unknown.jpg + <ul> + <li>should provide an <b>empty</b> comment, this is a comment section and not an IFD0, EXIF or GPS section</li> + </ul> +</li> +<li>some images + <ul> + <li>have empty fields, that is the tag is present but no data is stored</li> + </ul> +</li> +</ul> +<h2>function exif_tagname</h2> +<table border='1' cellspacing='0' cellpadding='3' summary="EXIF headernames"> +<?php +if (function_exists('exif_tagname')) { +?> +<tr><td>ImageWidth</td><td><?=@exif_tagname(0x0100)?></td><td><?=error_msg()?></td></tr> +<tr><td>JPEGProc</td><td><?=@exif_tagname(0x0200)?></td><td><?=error_msg()?></td></tr> +<tr><td>SceneType</td><td><?=@exif_tagname(0xA301)?></td><td><?=error_msg()?></td></tr> +<tr><td>false</td><td><?=@exif_tagname(0x0000)===false?'false':'value'?></td><td><?=error_msg()?></td></tr> +<?php +} else { + echo "<tr><td>function exif_tagname is not supported</td></tr>\n"; +} +?> +</table> +<br clear="all"> +<h2>function exif_read_data for <?=count($possible)?> images</h2> + +<?php +$check_getimagesize = false; +$check_exif_thumbnail = true; +$check_exif_read_data = false; +$fast_output = false; +if (function_exists('exif_read_data')) { + $num = 0; + echo "<table border='1' cellspacing='0' cellpadding='3' summary='function results'>\n"; + $tab2 = "";//"<table border='1' cellspacing='0' cellpadding='3' summary='EXIF information'>\n"; + $types = array('','GIF','JPEG','PNG','SWF','PSD','BMP','TIFF_II','TIFF_MM','JPC','JP2','JPX','JB2'); + foreach($possible as $idx => $file) { + $type = $file['type']; + $file = $file['file']; + if ( !((++$num)%100)) error_log("exif test page - checking files: $num",0); + $error = ''; + $len = 2; + $rows = 1 + + ($check_getimagesize ? 1 : 0) + + ($check_exif_thumbnail ? 1 : 0) + + ($check_exif_read_data ? 1 : 0); + if ( !$fast_output) echo "<tr><td rowspan='$rows' valign='top'>$num</td><th colspan='2'>$file</th></tr>\n"; + if ($check_getimagesize) { + $len++; + $size = GetImageSize($file); + $error = error_msg();// clear message + if ( $size === false) { + $error = '<b style="color:red">GetImageSize returned false</b><br>'.$error; + $res_getimagesize = $error; + } else { + $res_getimagesize = '('.join($size,',').')'; + } + if ( !$fast_output) echo AddInfo("GetImageSize",$error,1); + } + if ( $check_exif_thumbnail) { + $len++; + if ($type!=IMAGETYPE_JPEG) {// && $type!=IMAGETYPE_TIFF_II && $type!=IMAGETYPE_TIFF_MM) { + $error = "<b style='color: green'>filetype not supported: $types[$type]</b>"; + $res_exif_thumbnail = $error; + } else { + $t_width = 0; + $t_height = 0; + $result = exif_thumbnail($file, $t_width, $t_height); + $error = error_msg();// clear message + if ( $result === false) { + $error = '<b style="color:red">exif_thumbnail returned false</b><br>'.$error; + if ( $t_width && $t_height) { + $error = "<b style='color:green'>$t_width x $t_height</b><br>$error"; + } + $res_exif_thumbnail = $error; + } else { + $res_exif_thumbnail = $t_width . " x " . $t_height; + } + } + if ( !$fast_output) echo AddInfo("exif_thumbnail",$error,1); + } + if ($check_exif_read_data) { + $len++; + if ($type!=IMAGETYPE_JPEG && $type!=IMAGETYPE_TIFF_II && $type!=IMAGETYPE_TIFF_MM) { + $res_exif_read_data = "<b style='color: green'>filetype not supported: $types[$type]</b>"; + if ( !$fast_output) echo AddInfo("exif_read_data",$res_exif_read_data); + $res = ''; + } else { + $image = exif_read_data($file,'COMMENT,IFD0,EXIF,APP12',true); + $error = error_msg();// clear message + if ( !$fast_output) echo AddInfo("exif_read_data",$error,1); + $res = ''; + if ( $image === false) { + $res_exif_read_data = "<b style='color:red'>exif_read_data returned false</b><br>$error"; + } else { + $res_exif_read_data = $error; + // ah no!$error = error_msg(); // force o.k. + foreach($image as $Name => $Value) { + if ( $Name!='Thumbnail') { + if ( is_array($Value)) { + $len++; + $res .= AddInfo($Name,'Array('.count($Value).')'); + foreach( $Value as $idx => $Entry) { + if ($idx==='Thumbnail') $Entry = '<data>'; + $len++; + $res .= AddInfo($Name.':'.$idx,$Entry); + } + } else { + $len++; + $res .= AddInfo($Name,$Value); + } + } + } + } + } + } + $tab2 .= "<tr><td rowspan='$len' valign='top'>$num</td></tr>\n"; + $tab2 .= "<tr><th colspan='2'>$file</th></tr>\n"; + if ($check_getimagesize) { + $tab2 .= "<tr><th>GetImageSize</th><td>$res_getimagesize</td></tr>\n"; + } + if ($check_exif_thumbnail) { + $tab2 .= "<tr><th>exif_thumbnail</th><td>$res_exif_thumbnail</td></tr>\n"; + } + if ($check_exif_read_data) { + $tab2 .= "<tr><th>exif_read_data</th><td>$res_exif_read_data</td></tr>\n"; + $tab2 .= $res; + } + if ( $fast_output) { + echo $tab2; + $tab2 = ''; + } + } + error_log("exif test page - checking files: ".count($possible)." done.",0); + echo $tab2; + echo "</table>\n"; +} else { + echo "<h1 style='color:red'>function exif_read_data is not supported</h1>\n"; +} +?> +</body> +</html>
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