function getMetadata($image, $filename)
{
if (!isset($image->parsedPNGMetadata)) {
try {
$image->parsedPNGMetadata = PNGMetadataExtractor::getMetadata($filename);
} catch (Exception $e) {
// Broken file?
wfDebug(__METHOD__ . ': ' . $e->getMessage() . "\n");
return '0';
}
}
return serialize($image->parsedPNGMetadata);
}
public function testPngGreyscaleNoAlphaColour()
{
$meta = PNGMetadataExtractor::getMetadata($this->filePath . 'greyscale-na-png.png');
$this->assertEquals('greyscale', $meta['colorType']);
}
/** Entry point for png
* At some point in the future this might
* merge the png various tEXt chunks to that
* are interesting, but for now it only does XMP
*
* @param string $filename full path to file
* @return Array Array for storage in img_metadata.
*/
public static function PNG($filename)
{
$showXMP = function_exists('xml_parser_create_ns');
$meta = new self();
$array = PNGMetadataExtractor::getMetadata($filename);
if (isset($array['text']['xmp']['x-default']) && $array['text']['xmp']['x-default'] !== '' && $showXMP) {
$xmp = new XMPReader();
$xmp->parse($array['text']['xmp']['x-default']);
$xmpRes = $xmp->getResults();
foreach ($xmpRes as $type => $xmpSection) {
$meta->addMetadata($xmpSection, $type);
}
}
unset($array['text']['xmp']);
$meta->addMetadata($array['text'], 'native');
unset($array['text']);
$array['metadata'] = $meta->getMetadataArray();
$array['metadata']['_MW_PNG_VERSION'] = PNGMetadataExtractor::VERSION;
return $array;
}
/** Entry point for png
* At some point in the future this might
* merge the png various tEXt chunks to that
* are interesting, but for now it only does XMP
*
* @param string $filename Full path to file
* @return array Array for storage in img_metadata.
*/
public static function PNG($filename)
{
$showXMP = XMPReader::isSupported();
$meta = new self();
$array = PNGMetadataExtractor::getMetadata($filename);
if (isset($array['text']['xmp']['x-default']) && $array['text']['xmp']['x-default'] !== '' && $showXMP) {
$xmp = new XMPReader(LoggerFactory::getInstance('XMP'));
$xmp->parse($array['text']['xmp']['x-default']);
$xmpRes = $xmp->getResults();
foreach ($xmpRes as $type => $xmpSection) {
$meta->addMetadata($xmpSection, $type);
}
}
unset($array['text']['xmp']);
$meta->addMetadata($array['text'], 'native');
unset($array['text']);
$array['metadata'] = $meta->getMetadataArray();
$array['metadata']['_MW_PNG_VERSION'] = PNGMetadataExtractor::VERSION;
return $array;
}
foreach ($dir as $fileinfo) {
if (!$fileinfo->isDot()) {
$fileName = $fileinfo->getFilename();
$ext = pathinfo($fileName, PATHINFO_EXTENSION);
if ($ext == "dmi") {
$dmiFiles[] = $fileName;
}
}
}
print "<body style='background-color: #888888;'></body>";
$verbose = false;
foreach ($dmiFiles as $i => $inFile) {
//if($verbose){
print "<h1>{$inFile}</h1>";
//}
$metadata = PNGMetadataExtractor::getMetadata("in/" . $inFile);
$dmi = $metadata["text"]["ImageDescription"]["x-default"];
$metadata = explode("\n", trim($dmi));
$width = 32;
$height = 32;
$version = 0;
$state = "";
$dirs = "";
$frames = "";
$delay = "";
$loop = "";
$hotspot = "";
$rewind = "";
$movement = "";
$first = true;
$sprites = array();
