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Diffstat (limited to 'getid3/module.graphic.jpg.php')
| -rw-r--r-- | getid3/module.graphic.jpg.php | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/getid3/module.graphic.jpg.php b/getid3/module.graphic.jpg.php new file mode 100644 index 0000000..cf249de --- /dev/null +++ b/getid3/module.graphic.jpg.php @@ -0,0 +1,249 @@ +<?php +///////////////////////////////////////////////////////////////// +/// getID3() by James Heinrich <info@getid3.org> // +// available at http://getid3.sourceforge.net // +// or http://www.getid3.org // +///////////////////////////////////////////////////////////////// +// See readme.txt for more details // +///////////////////////////////////////////////////////////////// +// // +// module.graphic.jpg.php // +// module for analyzing JPEG Image files // +// dependencies: NONE // +// /// +///////////////////////////////////////////////////////////////// + + +class getid3_jpg +{ + + + function getid3_jpg(&$fd, &$ThisFileInfo) { + $ThisFileInfo['fileformat'] = 'jpg'; + $ThisFileInfo['video']['dataformat'] = 'jpg'; + $ThisFileInfo['video']['lossless'] = false; + $ThisFileInfo['video']['bits_per_sample'] = 24; + $ThisFileInfo['video']['pixel_aspect_ratio'] = (float) 1; + + fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET); + + $imageinfo = array(); + list($width, $height, $type) = getid3_lib::GetDataImageSize(fread($fd, $ThisFileInfo['filesize']), $imageinfo); + + if (isset($imageinfo['APP13'])) { + // http://php.net/iptcparse + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/IPTC.html + $iptc_parsed = iptcparse($imageinfo['APP13']); + if (is_array($iptc_parsed)) { + foreach ($iptc_parsed as $iptc_key_raw => $iptc_values) { + list($iptc_record, $iptc_tagkey) = explode('#', $iptc_key_raw); + $iptc_tagkey = intval(ltrim($iptc_tagkey, '0')); + foreach ($iptc_values as $key => $value) { + @$ThisFileInfo['iptc'][$this->IPTCrecordName($iptc_record)][$this->IPTCrecordTagName($iptc_record, $iptc_tagkey)][] = $value; + } + } + }
+//echo '<pre>'.htmlentities(print_r($iptc_parsed, true)).'</pre>'; + } + + switch ($type) { + case 2: // JPEG + $ThisFileInfo['video']['resolution_x'] = $width; + $ThisFileInfo['video']['resolution_y'] = $height; + + if (version_compare(phpversion(), '4.2.0', '>=')) { + + if (function_exists('exif_read_data')) { + + ob_start(); + $ThisFileInfo['jpg']['exif'] = exif_read_data($ThisFileInfo['filenamepath'], '', true, false); + $errors = ob_get_contents(); + if ($errors) { + $ThisFileInfo['warning'][] = strip_tags($errors); + unset($ThisFileInfo['jpg']['exif']); + } + ob_end_clean(); + + } else { + + $ThisFileInfo['warning'][] = 'EXIF parsing only available when '.(GETID3_OS_ISWINDOWS ? 'php_exif.dll enabled' : 'compiled with --enable-exif'); + + } + + } else { + + $ThisFileInfo['warning'][] = 'EXIF parsing only available in PHP v4.2.0 and higher compiled with --enable-exif (or php_exif.dll enabled for Windows). You are using PHP v'.phpversion(); + + } + + return true; + break; + + default: + break; + } + + unset($ThisFileInfo['fileformat']); + return false; + } + + + function IPTCrecordName($iptc_record) { + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/IPTC.html + static $IPTCrecordName = array(); + if (empty($IPTCrecordName)) { + $IPTCrecordName = array( + 1 => 'IPTCEnvelope', + 2 => 'IPTCApplication', + 3 => 'IPTCNewsPhoto', + 7 => 'IPTCPreObjectData', + 8 => 'IPTCObjectData', + 9 => 'IPTCPostObjectData', + ); + } + return (isset($IPTCrecordName[$iptc_record]) ? $IPTCrecordName[$iptc_record] : ''); + } + + + function IPTCrecordTagName($iptc_record, $iptc_tagkey) { + // http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/IPTC.html + static $IPTCrecordTagName = array(); + if (empty($IPTCrecordTagName)) { + $IPTCrecordTagName = array( + 1 => array( // IPTC EnvelopeRecord Tags + 0 => 'EnvelopeRecordVersion', + 5 => 'Destination', + 20 => 'FileFormat', + 22 => 'FileVersion', + 30 => 'ServiceIdentifier', + 40 => 'EnvelopeNumber', + 50 => 'ProductID', + 60 => 'EnvelopePriority', + 70 => 'DateSent', + 80 => 'TimeSent', + 90 => 'CodedCharacterSet', + 100 => 'UniqueObjectName', + 120 => 'ARMIdentifier', + 122 => 'ARMVersion', + ), + 2 => array( // IPTC ApplicationRecord Tags + 0 => 'ApplicationRecordVersion', + 3 => 'ObjectTypeReference', + 4 => 'ObjectAttributeReference', + 5 => 'ObjectName', + 7 => 'EditStatus', + 8 => 'EditorialUpdate', + 10 => 'Urgency', + 12 => 'SubjectReference', + 15 => 'Category', + 20 => 'SupplementalCategories', + 22 => 'FixtureIdentifier', + 25 => 'Keywords', + 26 => 'ContentLocationCode', + 27 => 'ContentLocationName', + 30 => 'ReleaseDate', + 35 => 'ReleaseTime', + 37 => 'ExpirationDate', + 38 => 'ExpirationTime', + 40 => 'SpecialInstructions', + 42 => 'ActionAdvised', + 45 => 'ReferenceService', + 47 => 'ReferenceDate', + 50 => 'ReferenceNumber', + 55 => 'DateCreated', + 60 => 'TimeCreated', + 62 => 'DigitalCreationDate', + 63 => 'DigitalCreationTime', + 65 => 'OriginatingProgram', + 70 => 'ProgramVersion', + 75 => 'ObjectCycle', + 80 => 'By-line', + 85 => 'By-lineTitle', + 90 => 'City', + 92 => 'Sub-location', + 95 => 'Province-State', + 100 => 'Country-PrimaryLocationCode', + 101 => 'Country-PrimaryLocationName', + 103 => 'OriginalTransmissionReference', + 105 => 'Headline', + 110 => 'Credit', + 115 => 'Source', + 116 => 'CopyrightNotice', + 118 => 'Contact', + 120 => 'Caption-Abstract', + 121 => 'LocalCaption', + 122 => 'Writer-Editor', + 125 => 'RasterizedCaption', + 130 => 'ImageType', + 131 => 'ImageOrientation', + 135 => 'LanguageIdentifier', + 150 => 'AudioType', + 151 => 'AudioSamplingRate', + 152 => 'AudioSamplingResolution', + 153 => 'AudioDuration', + 154 => 'AudioOutcue', + 184 => 'JobID', + 185 => 'MasterDocumentID', + 186 => 'ShortDocumentID', + 187 => 'UniqueDocumentID', + 188 => 'OwnerID', + 200 => 'ObjectPreviewFileFormat', + 201 => 'ObjectPreviewFileVersion', + 202 => 'ObjectPreviewData', + 221 => 'Prefs', + 225 => 'ClassifyState', + 228 => 'SimilarityIndex', + 230 => 'DocumentNotes', + 231 => 'DocumentHistory', + 232 => 'ExifCameraInfo', + ), + 3 => array( // IPTC NewsPhoto Tags + 0 => 'NewsPhotoVersion', + 10 => 'IPTCPictureNumber', + 20 => 'IPTCImageWidth', + 30 => 'IPTCImageHeight', + 40 => 'IPTCPixelWidth', + 50 => 'IPTCPixelHeight', + 55 => 'SupplementalType', + 60 => 'ColorRepresentation', + 64 => 'InterchangeColorSpace', + 65 => 'ColorSequence', + 66 => 'ICC_Profile', + 70 => 'ColorCalibrationMatrix', + 80 => 'LookupTable', + 84 => 'NumIndexEntries', + 85 => 'ColorPalette', + 86 => 'IPTCBitsPerSample', + 90 => 'SampleStructure', + 100 => 'ScanningDirection', + 102 => 'IPTCImageRotation', + 110 => 'DataCompressionMethod', + 120 => 'QuantizationMethod', + 125 => 'EndPoints', + 130 => 'ExcursionTolerance', + 135 => 'BitsPerComponent', + 140 => 'MaximumDensityRange', + 145 => 'GammaCompensatedValue', + ), + 7 => array( // IPTC PreObjectData Tags + 10 => 'SizeMode', + 20 => 'MaxSubfileSize', + 90 => 'ObjectSizeAnnounced', + 95 => 'MaximumObjectSize', + ), + 8 => array( // IPTC ObjectData Tags + 10 => 'SubFile', + ), + 9 => array( // IPTC PostObjectData Tags + 10 => 'ConfirmedObjectSize', + ), + ); + + } + return (isset($IPTCrecordTagName[$iptc_record][$iptc_tagkey]) ? $IPTCrecordTagName[$iptc_record][$iptc_tagkey] : $iptc_tagkey); + } + +} + + +?>
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