static function __static()
{
self::$EMPTY = new self();
}
<?php
header('Content-type: text/html; charset=utf-8');
?>
<html>
<head>
<title>Pagina di esperimenti 2</title>
<script src="../js/jquery.js"></script>
</head>
<body>
<?php
include_once 'PiazzoleService.php';
include_once 'config.php';
$percorso = AIRO_FS_FOLDER_FOTO_PODIO . "04GROA_23.jpg";
$g = new ExifData($percorso);
echo "Oggetto speciale ExifData<br/>";
// echo "FileName: $g->FileName<br/>";
echo "Nome: {$g->Nome}<br/>";
echo "Produttore: {$g->Produttore}<br/>";
echo "Modello: {$g->Modello}<br/>";
echo "Dimensioni: {$g->Dimensioni}<br/>";
echo "Desc Dimensioni: {$g->DescDimensioni}<br/>";
echo "Data Scatto: {$g->DataScatto}<br/>";
echo "Data Modifica: {$g->DataModifica}<br/>";
echo "Focale: {$g->Focale}<br/>";
echo "BilanciamentoBianco: {$g->BilanciamentoBianco}<br/>";
// $f = exif_read_data($percorso, 0, true);
$json = $g->serialize();
echo "<br/><br/><br/>{$json}";
?>
/**
* Returns an ExifData instance or NULL if this image does not contain
* EXIF Data
*
* @return img.util.ExifData
*/
public function exifData()
{
if (!($seg = $this->segmentsOf('img.io.ExifSegment'))) {
return NULL;
}
// Populate ExifData instance from ExifSegment's raw data
with($data = new ExifData(), $raw = $seg[0]->rawData());
$data->setFileName($this->source);
$data->setFileSize(-1);
$data->setMimeType('image/jpeg');
$data->setMake(NULL === ($l = self::lookup($raw, 'Make')) ? NULL : trim($l));
$data->setModel(NULL === ($l = self::lookup($raw, 'Model')) ? NULL : trim($l));
$data->setSoftware(NULL === ($l = self::lookup($raw, 'Software')) ? NULL : trim($l));
$exif = $raw['Exif_IFD_Pointer']['data'];
if ($sof = $this->segmentsOf('img.io.SOFNSegment')) {
$data->setWidth($sof[0]->width());
$data->setHeight($sof[0]->height());
} else {
$data->setWidth(self::lookup($exif, 'ExifImageWidth'));
$data->setHeight(self::lookup($exif, 'ExifImageLength'));
}
// Aperture is either a FNumber (use directly), otherwise calculate from value
if (NULL === ($a = self::lookup($exif, 'FNumber'))) {
if (NULL === ($a = self::lookup($exif, 'ApertureValue', 'MaxApertureValue'))) {
$data->setApertureFNumber(NULL);
} else {
sscanf($a, '%d/%d', $n, $frac);
$data->setApertureFNumber(sprintf('f/%.1F', exp($n / $frac * log(2) * 0.5)));
}
} else {
sscanf($a, '%d/%d', $n, $frac);
$data->setApertureFNumber(sprintf('f/%.1F', $n / $frac));
}
$data->setExposureTime(self::lookup($exif, 'ExposureTime'));
$data->setExposureProgram(self::lookup($exif, 'ExposureProgram'));
$data->setMeteringMode(self::lookup($exif, 'MeteringMode'));
$data->setIsoSpeedRatings(self::lookup($exif, 'ISOSpeedRatings'));
// Sometimes white balance is in MAKERNOTE - e.g. FUJIFILM's Finepix
if (NULL !== ($w = self::lookup($exif, 'WhiteBalance'))) {
$data->setWhiteBalance($w);
} else {
if (isset($exif['MakerNote']) && NULL !== ($w = self::lookup($exif['MakerNote']['data'], 'WhiteBalance'))) {
$data->setWhiteBalance($w);
} else {
$data->setWhiteBalance(NULL);
}
}
// Extract focal length. Some models store "80" as "80/1", rip off
// the divisor "1" in this case.
if (NULL !== ($l = self::lookup($exif, 'FocalLength'))) {
sscanf($l, '%d/%d', $n, $frac);
$data->setFocalLength(1 == $frac ? $n : $n . '/' . $frac);
} else {
$data->setFocalLength(NULL);
}
// Check for Flash and flashUsed keys
if (NULL !== ($f = self::lookup($exif, 'Flash'))) {
$data->setFlash($f);
} else {
$data->setFlash(NULL);
}
if (NULL !== ($date = self::lookup($exif, 'DateTimeOriginal', 'DateTimeDigitized', 'DateTime'))) {
$t = sscanf($date, '%4d:%2d:%2d %2d:%2d:%2d');
$data->setDateTime(new Date(mktime($t[3], $t[4], $t[5], $t[1], $t[2], $t[0])));
}
if (NULL !== ($o = self::lookup($exif, 'Orientation'))) {
$data->setOrientation($o);
} else {
$data->setOrientation($data->width / $data->height > 1.0 ? 1 : 5);
}
return $data;
}
public function defaultValueIfNotFound()
{
$this->assertNull(ExifData::fromFile($this->resourceAsFile('iptc-only.jpg'), NULL));
}
function getFotoInfo($file, $tipo)
{
/* echo "Tipo: $tipo.<br/>";
$esito = file_exists(AIRO_FOLDER_FOTO_PODIO . $file);
echo "Esito verifica su file '" . AIRO_FOLDER_FOTO_PODIO . $file . "': $esito.<br/>";
$esito = file_exists(AIRO_FOLDER_FOTO_DA_ASSOCIARE . $file);
echo "Esito verifica su file '" . AIRO_FOLDER_FOTO_DA_ASSOCIARE . $file . "': $esito.<br/>";
*/
switch (strtolower($tipo)) {
case 'abbinate':
$path = AIRO_FS_FOLDER_FOTO_PODIO . $file;
break;
case 'nonabbinate':
$path = AIRO_FS_FOLDER_FOTO_DA_ASSOCIARE . $file;
break;
default:
return "Il valore di tipo: '{$tipo}' non è ammesso.";
break;
}
$myinfo = new ExifData($path);
return $myinfo->serialize();
}
