1.02 : changed get_Photoshop_IRB to work with corrupted * resource names which Photoshop can still read * 1.02 -> 1.03 : Fixed put_Photoshop_IRB to output "Photoshop 3.0\x00" * string with every APP13 segment, not just the first one * 1.03 -> 1.10 : changed get_Photoshop_IRB to fix processing of embedded resource names, * after discovering that Photoshop does not process * resource names according to the standard : * "Adobe Photoshop 6.0 File Formats Specification, Version 6.0, Release 2, November 2000" * This is an update to the change 1.00 -> 1.02, which was not fully correct * changed put_Photoshop_IRB to fix the writing of embedded resource name, * to avoid creating blank resources, and to fix a problem * causing the IRB block to be incorrectly positioned if no APP segments existed. * changed get_Photoshop_IPTC to initialise the output array correctly. * 1.10 -> 1.11 : Moved code out of get_Photoshop_IRB into new function unpack_Photoshop_IRB_Data * to allow reading of IRB blocks embedded within EXIF (for TIFF Files) * Moved code out of put_Photoshop_IRB into new function pack_Photoshop_IRB_Data * to allow writing of IRB blocks embedded within EXIF (for TIFF Files) * Enabled the usage of $GLOBALS['HIDE_UNKNOWN_TAGS'] to hide unknown resources * changed Interpret_IRB_to_HTML to allow thumbnail links to work when * toolkit is portable across directories * * * URL: http://electronics.ozhiker.com * * Copyright: Copyright Evan Hunter 2004 * * License: This file is part of the PHP JPEG Metadata Toolkit. * * The PHP JPEG Metadata Toolkit 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. * * The PHP JPEG Metadata Toolkit 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 the PHP JPEG Metadata Toolkit; if not, * write to the Free Software Foundation, Inc., 59 Temple * Place, Suite 330, Boston, MA 02111-1307 USA * * If you require a different license for commercial or other * purposes, please contact the author: evan@ozhiker.com * ******************************************************************************/ // Change: as of version 1.11 - added to ensure the HIDE_UNKNOWN_TAGS variable is set even if EXIF.php is not included if ( !isset( $GLOBALS['HIDE_UNKNOWN_TAGS'] ) ) $GLOBALS['HIDE_UNKNOWN_TAGS']= FALSE; include_once 'IPTC.php'; include_once 'Unicode.php'; // TODO: Many Photoshop IRB resources not interpeted // TODO: Obtain a copy of the Photoshop CS File Format Specification // TODO: Find out what Photoshop IRB resources 1061, 1062 & 1064 are // TODO: Test get_Photoshop_IRB and put_Photoshop_IRB with multiple APP13 segments /****************************************************************************** * * Function: get_Photoshop_IRB * * Description: Retrieves the Photoshop Information Resource Block (IRB) information * from an App13 JPEG segment and returns it as an array. This may * include IPTC-NAA IIM Information. Uses information * supplied by the get_jpeg_header_data function * * Parameters: jpeg_header_data - a JPEG header data array in the same format * as from get_jpeg_header_data * * Returns: IRBdata - The array of Photoshop IRB records * FALSE - if an APP 13 Photoshop IRB segment could not be found, * or if an error occured * ******************************************************************************/ function get_Photoshop_IRB( $jpeg_header_data ) { // Photoshop Image Resource blocks can span several JPEG APP13 segments, so we need to join them up if there are more than one $joined_IRB = ""; //Cycle through the header segments for( $i = 0; $i < count( $jpeg_header_data ); $i++ ) { // If we find an APP13 header, if ( strcmp ( $jpeg_header_data[$i]['SegName'], "APP13" ) == 0 ) { // And if it has the photoshop label, if( strncmp ( $jpeg_header_data[$i]['SegData'], "Photoshop 3.0\x00", 14) == 0 ) { // join it to the other previous IRB data $joined_IRB .= substr ( $jpeg_header_data[$i]['SegData'], 14 ); } } } // If there was some Photoshop IRB information found, if ( $joined_IRB != "" ) { // Found a Photoshop Image Resource Block - extract it. // Change: Moved code into unpack_Photoshop_IRB_Data to allow TIFF reading as of 1.11 return unpack_Photoshop_IRB_Data( $joined_IRB ); } else { // No Photoshop IRB found return FALSE; } } /****************************************************************************** * End of Function: get_Photoshop_IRB ******************************************************************************/ /****************************************************************************** * * Function: put_Photoshop_IRB * * Description: Adds or modifies the Photoshop Information Resource Block (IRB) * information from an App13 JPEG segment. If a Photoshop IRB already * exists, it is replaced, otherwise a new one is inserted, using the * supplied data. Uses information supplied by the get_jpeg_header_data * function * * Parameters: jpeg_header_data - a JPEG header data array in the same format * as from get_jpeg_header_data * new_IRB_data - an array of the data to be stored in the Photoshop * IRB segment. Should be in the same format as received * from get_Photoshop_IRB * * Returns: jpeg_header_data - the JPEG header data array with the * Photoshop IRB added. * FALSE - if an error occured * ******************************************************************************/ function put_Photoshop_IRB( $jpeg_header_data, $new_IRB_data ) { // Delete all existing Photoshop IRB blocks - the new one will replace them //Cycle through the header segments for( $i = 0; $i < count( $jpeg_header_data ) ; $i++ ) { // If we find an APP13 header, if ( strcmp ( $jpeg_header_data[$i]['SegName'], "APP13" ) == 0 ) { // And if it has the photoshop label, if( strncmp ( $jpeg_header_data[$i]['SegData'], "Photoshop 3.0\x00", 14) == 0 ) { // Delete the block information - it needs to be rebuilt array_splice( $jpeg_header_data, $i, 1 ); } } } // Now we have deleted the pre-existing blocks // Retrieve the Packed Photoshop IRB Data // Change: Moved code into pack_Photoshop_IRB_Data to allow TIFF writing as of 1.11 $packed_IRB_data = pack_Photoshop_IRB_Data( $new_IRB_data ); // Change : This section changed to fix incorrect positioning of IRB segment, as of revision 1.10 // when there are no APP segments present //Cycle through the header segments in reverse order (to find where to put the APP13 block - after any APP0 to APP12 blocks) $i = count( $jpeg_header_data ) - 1; while (( $i >= 0 ) && ( ( $jpeg_header_data[$i]['SegType'] > 0xED ) || ( $jpeg_header_data[$i]['SegType'] < 0xE0 ) ) ) { $i--; } // Cycle through the packed output data until it's size is less than 32000 bytes, outputting each 32000 byte block to an APP13 segment while ( strlen( $packed_IRB_data ) > 32000 ) { // Change: Fixed put_Photoshop_IRB to output "Photoshop 3.0\x00" string with every APP13 segment, not just the first one, as of 1.03 // Write a 32000 byte APP13 segment array_splice($jpeg_header_data, $i +1 , 0, array( "SegType" => 0xED, "SegName" => "APP13", "SegDesc" => $GLOBALS[ "JPEG_Segment_Descriptions" ][ 0xED ], "SegData" => "Photoshop 3.0\x00" . substr( $packed_IRB_data,0,32000) ) ); // Delete the 32000 bytes from the packed output data, that were just output $packed_IRB_data = substr_replace($packed_IRB_data, '', 0, 32000); $i++; } // Write the last block of packed output data to an APP13 segment - Note array_splice doesn't work with multidimensional arrays, hence inserting a blank string array_splice($jpeg_header_data, $i + 1 , 0, "" ); $jpeg_header_data[$i + 1] = array( "SegType" => 0xED, "SegName" => "APP13", "SegDesc" => $GLOBALS[ "JPEG_Segment_Descriptions" ][ 0xED ], "SegData" => "Photoshop 3.0\x00" . $packed_IRB_data ); return $jpeg_header_data; } /****************************************************************************** * End of Function: put_Photoshop_IRB ******************************************************************************/ /****************************************************************************** * * Function: get_Photoshop_IPTC * * Description: Retrieves IPTC-NAA IIM information from within a Photoshop * IRB (if it is present) and returns it in an array. Uses * information supplied by the get_jpeg_header_data function * * Parameters: Photoshop_IRB_data - an array of Photoshop IRB records, as * returned from get_Photoshop_IRB * * Returns: IPTC_Data_Out - The array of IPTC-NAA IIM records * FALSE - if an IPTC-NAA IIM record could not be found, or if * an error occured * ******************************************************************************/ function get_Photoshop_IPTC( $Photoshop_IRB_data ) { // Change: Initialise array correctly, as of revision 1.10 $IPTC_Data_Out = array(); //Cycle through the Photoshop 8BIM records looking for the IPTC-NAA record for( $i = 0; $i < count( $Photoshop_IRB_data ); $i++ ) { // Check if each record is a IPTC record (which has id 0x0404) if ( $Photoshop_IRB_data[$i]['ResID'] == 0x0404 ) { // We've found an IPTC block - Decode it $IPTC_Data_Out = get_IPTC( $Photoshop_IRB_data[$i]['ResData'] ); } } // If there was no records put into the output array, if ( count( $IPTC_Data_Out ) == 0 ) { // Then return false return FALSE; } else { // Otherwise return the array return $IPTC_Data_Out; } } /****************************************************************************** * End of Function: get_Photoshop_IPTC ******************************************************************************/ /****************************************************************************** * * Function: put_Photoshop_IPTC * * Description: Inserts a new IPTC-NAA IIM resource into a Photoshop * IRB, or replaces an the existing resource if one is present. * Uses information supplied by the get_Photoshop_IRB function * * Parameters: Photoshop_IRB_data - an array of Photoshop IRB records, as * returned from get_Photoshop_IRB, into * which the IPTC-NAA IIM record will be inserted * new_IPTC_block - an array of IPTC-NAA records in the same format * as those returned by get_Photoshop_IPTC * * Returns: Photoshop_IRB_data - The Photoshop IRB array with the * IPTC-NAA IIM resource inserted * ******************************************************************************/ function put_Photoshop_IPTC( $Photoshop_IRB_data, $new_IPTC_block ) { $iptc_block_pos = -1; //Cycle through the 8BIM records looking for the IPTC-NAA record for( $i = 0; $i < count( $Photoshop_IRB_data ); $i++ ) { // Check if each record is a IPTC record (which has id 0x0404) if ( $Photoshop_IRB_data[$i]['ResID'] == 0x0404 ) { // We've found an IPTC block - save the position $iptc_block_pos = $i; } } // If no IPTC block was found, create a new one if ( $iptc_block_pos == -1 ) { // New block position will be at the end of the array $iptc_block_pos = count( $Photoshop_IRB_data ); } // Write the new IRB resource to the Photoshop IRB array with no data $Photoshop_IRB_data[$iptc_block_pos] = array( "ResID" => 0x0404, "ResName" => $GLOBALS['Photoshop_ID_Names'][ 0x0404 ], "ResDesc" => $GLOBALS[ "Photoshop_ID_Descriptions" ][ 0x0404 ], "ResEmbeddedName" => "\x00\x00", "ResData" => put_IPTC( $new_IPTC_block ) ); // Return the modified IRB return $Photoshop_IRB_data; } /****************************************************************************** * End of Function: put_Photoshop_IPTC ******************************************************************************/ /****************************************************************************** * * Function: Interpret_IRB_to_HTML * * Description: Generates html showing the information contained in a Photoshop * IRB data array, as retrieved with get_Photoshop_IRB, including * any IPTC-NAA IIM records found. * * Please note that the following resource numbers are not currently * decoded: ( Many of these do not apply to JPEG images) * 0x03E9, 0x03EE, 0x03EF, 0x03F0, 0x03F1, 0x03F2, 0x03F6, 0x03F9, * 0x03FA, 0x03FB, 0x03FD, 0x03FE, 0x0400, 0x0401, 0x0402, 0x0405, * 0x040E, 0x040F, 0x0410, 0x0412, 0x0413, 0x0415, 0x0416, 0x0417, * 0x041B, 0x041C, 0x041D, 0x0BB7 * * ( Also these Obsolete resource numbers) * 0x03E8, 0x03EB, 0x03FC, 0x03FF, 0x0403 * * * Parameters: IRB_array - a Photoshop IRB data array as from get_Photoshop_IRB * filename - the name of the JPEG file being processed ( used * by the script which displays the Photoshop thumbnail) * * * Returns: output_str - the HTML string * ******************************************************************************/ function Interpret_IRB_to_HTML( $IRB_array, $filename ) { // Create a string to receive the HTML $output_str = ""; // Check if the Photoshop IRB array is valid if ( $IRB_array !== FALSE ) { // Create another string to receive secondary HTML to be appended at the end $secondary_output_str = ""; // Add the Heading to the HTML $output_str .= "

Contains Photoshop Information Resource Block (IRB)

"; // Add Table to the HTML $output_str .= "\n"; // Cycle through each of the Photoshop IRB records, creating HTML for each foreach( $IRB_array as $IRB_Resource ) { // Check if the entry is a known Photoshop IRB resource // Get the Name of the Resource if ( array_key_exists( $IRB_Resource['ResID'], $GLOBALS[ "Photoshop_ID_Names" ] ) ) { $Resource_Name = $GLOBALS['Photoshop_ID_Names'][ $IRB_Resource['ResID'] ]; } else { // Change: Added check for $GLOBALS['HIDE_UNKNOWN_TAGS'] to allow hiding of unknown resources as of 1.11 if ( $GLOBALS['HIDE_UNKNOWN_TAGS'] == TRUE ) { continue; } else { // Unknown Resource - Make appropriate name $Resource_Name = "Unknown Resource (". $IRB_Resource['ResID'] .")"; } } // Add HTML for the resource as appropriate switch ( $IRB_Resource['ResID'] ) { case 0x0404 : // IPTC-NAA IIM Record $secondary_output_str .= Interpret_IPTC_to_HTML( get_IPTC( $IRB_Resource['ResData'] ) ); break; case 0x040B : // URL $output_str .= "\n"; break; case 0x040A : // Copyright Marked if ( hexdec( bin2hex( $IRB_Resource['ResData'] ) ) == 1 ) { $output_str .= "\n"; } else { $output_str .= "\n"; } break; case 0x040D : // Global Lighting Angle $output_str .= "\n"; break; case 0x0419 : // Global Altitude $output_str .= "\n"; break; case 0x0421 : // Version Info $output_str .= "\n"; break; case 0x0411 : // ICC Untagged if ( $IRB_Resource['ResData'] == "\x01" ) { $output_str .= "\n"; } else { $output_str .= "\n"; } break; case 0x041A : // Slices $output_str .= "\n"; break; case 0x0408 : // Grid and Guides information $output_str .= "\n"; case 0x0406 : // JPEG Quality $Qual_Info = unpack("nQuality/nFormat/nScans/Cconst", $IRB_Resource['ResData'] ); $output_str .= "\n"; break; case 0x0409 : // Thumbnail Resource case 0x040C : // Thumbnail Resource $thumb_data = unpack("NFormat/NWidth/NHeight/NWidthBytes/NSize/NCompressedSize/nBitsPixel/nPlanes", $IRB_Resource['ResData'] ); $output_str .= "\n"; break; case 0x0414 : // Document Specific ID's $output_str .= "\n"; break; case 0x041E : // URL List $URL_count = hexdec( bin2hex( substr( $IRB_Resource['ResData'], 0, 4 ) ) ); $output_str .= "\n"; break; case 0x03F4 : // Grayscale and multichannel halftoning information. $output_str .= "\n"; break; case 0x03F5 : // Color halftoning information $output_str .= "\n"; break; case 0x03F7 : // Grayscale and multichannel transfer function. $output_str .= "\n"; break; case 0x03F8 : // Color transfer functions $output_str .= "\n"; break; case 0x03F3 : // Print Flags $output_str .= "\n"; break; case 0x2710 : // Print Flags Information $PrintFlags = unpack( "nVersion/CCentCrop/Cjunk/NBleedWidth/nBleedWidthScale", $IRB_Resource['ResData'] ); $output_str .= "\n"; break; case 0x03ED : // Resolution Info $ResInfo = unpack( "nhRes_int/nhResdec/nhResUnit/nwidthUnit/nvRes_int/nvResdec/nvResUnit/nheightUnit", $IRB_Resource['ResData'] ); $output_str .= "\n"; break; default : // All other records $output_str .= "\n"; } } // Add the table end to the HTML $output_str .= "
$Resource_Name" . htmlentities( $IRB_Resource['ResData'] ) ."
$Resource_Name
Image is Copyrighted Material
$Resource_Name
Image is Not Copyrighted Material
$Resource_Name
Global lighting angle for effects layer = " . hexdec( bin2hex( $IRB_Resource['ResData'] ) ) . " degrees
$Resource_Name
Global Altitude = " . hexdec( bin2hex( $IRB_Resource['ResData'] ) ) . "
$Resource_Name
\n";
                                        $output_str .= "Version = " . hexdec( bin2hex( substr( $IRB_Resource['ResData'], 0, 4 ) ) ) . "\n";
                                        $output_str .= "Has Real Merged Data = " . ord( $IRB_Resource['ResData']{4} ) . "\n";
                                        $writer_size = hexdec( bin2hex( substr( $IRB_Resource['ResData'], 5, 4 ) ) ) * 2;

                                        $output_str .= "Writer Name = " . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], 9, $writer_size ), TRUE ) . "\n";
                                        $reader_size = hexdec( bin2hex( substr( $IRB_Resource['ResData'], 9 + $writer_size , 4 ) ) ) * 2;
                                        $output_str .= "Reader Name = " . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], 13 + $writer_size, $reader_size ), TRUE ) . "\n";
                                        $output_str .= "File Version = " . hexdec( bin2hex( substr( $IRB_Resource['ResData'], 13 + $writer_size + $reader_size, 4 ) ) ) . "\n";
                                        $output_str .=  "
$Resource_Name
Intentionally untagged - any assumed ICC profile handling disabled
$Resource_Name
Unknown value (0x" .bin2hex( $IRB_Resource['ResData'] ). ")
$Resource_Name"; // Unpack the first 24 bytes $Slices_Info = unpack("NVersion/NBound_top/NBound_left/NBound_bottom/NBound_right/NStringlen", $IRB_Resource['ResData'] ); $output_str .= "Version = " . $Slices_Info['Version'] . "
\n"; $output_str .= "Bounding Rectangle = Top:" . $Slices_Info['Bound_top'] . ", Left:" . $Slices_Info['Bound_left'] . ", Bottom:" . $Slices_Info['Bound_bottom'] . ", Right:" . $Slices_Info['Bound_right'] . " (Pixels)
\n"; $Slicepos = 24; // Extract a Unicode String $output_str .= "Text = '" . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], 24, $Slices_Info['Stringlen']*2), TRUE ) . "'
\n"; $Slicepos += $Slices_Info['Stringlen'] * 2; // Unpack the number of Slices $Num_Slices = hexdec( bin2hex( substr( $IRB_Resource['ResData'], $Slicepos, 4 ) ) ); $output_str .= "Number of Slices = " . $Num_Slices . "\n"; $Slicepos += 4; // Cycle through the slices for( $i = 1; $i <= $Num_Slices; $i++ ) { $output_str .= "

Slice $i:
\n"; // Unpack the first 16 bytes of the slice $SliceA = unpack("NID/NGroupID/NOrigin/NStringlen", substr($IRB_Resource['ResData'], $Slicepos ) ); $Slicepos += 16; $output_str .= "ID = " . $SliceA['ID'] . "
\n"; $output_str .= "Group ID = " . $SliceA['GroupID'] . "
\n"; $output_str .= "Origin = " . $SliceA['Origin'] . "
\n"; // Extract a Unicode String $output_str .= "Text = '" . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], $Slicepos, $SliceA['Stringlen']*2), TRUE ) . "'
\n"; $Slicepos += $SliceA['Stringlen'] * 2; // Unpack the next 24 bytes of the slice $SliceB = unpack("NType/NLeftPos/NTopPos/NRightPos/NBottomPos/NURLlen", substr($IRB_Resource['ResData'], $Slicepos ) ); $Slicepos += 24; $output_str .= "Type = " . $SliceB['Type'] . "
\n"; $output_str .= "Position = Top:" . $SliceB['TopPos'] . ", Left:" . $SliceB['LeftPos'] . ", Bottom:" . $SliceB['BottomPos'] . ", Right:" . $SliceB['RightPos'] . " (Pixels)
\n"; // Extract a Unicode String $output_str .= "URL = " . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], $Slicepos, $SliceB['URLlen']*2), TRUE ) . "
\n"; $Slicepos += $SliceB['URLlen'] * 2; // Unpack the length of a Unicode String $Targetlen = hexdec( bin2hex( substr( $IRB_Resource['ResData'], $Slicepos, 4 ) ) ); $Slicepos += 4; // Extract a Unicode String $output_str .= "Target = '" . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], $Slicepos, $Targetlen*2), TRUE ) . "'
\n"; $Slicepos += $Targetlen * 2; // Unpack the length of a Unicode String $Messagelen = hexdec( bin2hex( substr( $IRB_Resource['ResData'], $Slicepos, 4 ) ) ); $Slicepos += 4; // Extract a Unicode String $output_str .= "Message = '" . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], $Slicepos, $Messagelen*2), TRUE ) . "'
\n"; $Slicepos += $Messagelen * 2; // Unpack the length of a Unicode String $AltTaglen = hexdec( bin2hex( substr( $IRB_Resource['ResData'], $Slicepos, 4 ) ) ); $Slicepos += 4; // Extract a Unicode String $output_str .= "Alt Tag = '" . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], $Slicepos, $AltTaglen*2), TRUE ) . "'
\n"; $Slicepos += $AltTaglen * 2; // Unpack the HTML flag if ( ord( $IRB_Resource['ResData']{ $Slicepos } ) === 0x01 ) { $output_str .= "Cell Text is HTML
\n"; } else { $output_str .= "Cell Text is NOT HTML
\n"; } $Slicepos++; // Unpack the length of a Unicode String $CellTextlen = hexdec( bin2hex( substr( $IRB_Resource['ResData'], $Slicepos, 4 ) ) ); $Slicepos += 4; // Extract a Unicode String $output_str .= "Cell Text = '" . HTML_UTF16_Escape( substr( $IRB_Resource['ResData'], $Slicepos, $CellTextlen*2), TRUE ) . "'
\n"; $Slicepos += $CellTextlen * 2; // Unpack the last 12 bytes of the slice $SliceC = unpack("NAlignH/NAlignV/CAlpha/CRed/CGreen/CBlue", substr($IRB_Resource['ResData'], $Slicepos ) ); $Slicepos += 12; $output_str .= "Alignment = Horizontal:" . $SliceC['AlignH'] . ", Vertical:" . $SliceC['AlignV'] . "
\n"; $output_str .= "Alpha Colour = " . $SliceC['Alpha'] . "
\n"; $output_str .= "Red = " . $SliceC['Red'] . "
\n"; $output_str .= "Green = " . $SliceC['Green'] . "
\n"; $output_str .= "Blue = " . $SliceC['Blue'] . "\n"; } $output_str .= "
$Resource_Name"; // Unpack the Grids info $Grid_Info = unpack("NVersion/NGridCycleH/NGridCycleV/NGuideCount", $IRB_Resource['ResData'] ); $output_str .= "Version = " . $Grid_Info['Version'] . "
\n"; $output_str .= "Grid Cycle = " . $Grid_Info['GridCycleH']/32 . " Pixel(s) x " . $Grid_Info['GridCycleV']/32 . " Pixel(s)
\n"; $output_str .= "Number of Guides = " . $Grid_Info['GuideCount'] . "\n"; // Cycle through the Guides for( $i = 0; $i < $Grid_Info['GuideCount']; $i++ ) { // Unpack the info for this guide $Guide_Info = unpack("NLocation/CDirection", substr($IRB_Resource['ResData'],16+$i*5,5) ); $output_str .= "
Guide $i : Location = " . $Guide_Info['Location']/32 . " Pixel(s) from edge"; if ( $Guide_Info['Direction'] === 0 ) { $output_str .= ", Vertical\n"; } else { $output_str .= ", Horizontal\n"; } } break; $output_str .= "
$Resource_Name"; switch ( $Qual_Info['Quality'] ) { case 0xFFFD: $output_str .= "Quality 1 (Low)
\n"; break; case 0xFFFE: $output_str .= "Quality 2 (Low)
\n"; break; case 0xFFFF: $output_str .= "Quality 3 (Low)
\n"; break; case 0x0000: $output_str .= "Quality 4 (Low)
\n"; break; case 0x0001: $output_str .= "Quality 5 (Medium)
\n"; break; case 0x0002: $output_str .= "Quality 6 (Medium)
\n"; break; case 0x0003: $output_str .= "Quality 7 (Medium)
\n"; break; case 0x0004: $output_str .= "Quality 8 (High)
\n"; break; case 0x0005: $output_str .= "Quality 9 (High)
\n"; break; case 0x0006: $output_str .= "Quality 10 (Maximum)
\n"; break; case 0x0007: $output_str .= "Quality 11 (Maximum)
\n"; break; case 0x0008: $output_str .= "Quality 12 (Maximum)
\n"; break; default: $output_str .= "Unknown Quality (" . $Qual_Info['Quality'] . ")
\n"; break; } switch ( $Qual_Info['Format'] ) { case 0x0000: $output_str .= "Standard Format\n"; break; case 0x0001: $output_str .= "Optimised Format\n"; break; case 0x0101: $output_str .= "Progressive Format
\n"; break; default: $output_str .= "Unknown Format (" . $Qual_Info['Format'] .")\n"; break; } if ( $Qual_Info['Format'] == 0x0101 ) { switch ( $Qual_Info['Scans'] ) { case 0x0001: $output_str .= "3 Scans\n"; break; case 0x0002: $output_str .= "4 Scans\n"; break; case 0x0003: $output_str .= "5 Scans\n"; break; default: $output_str .= "Unknown number of scans (" . $Qual_Info['Scans'] .")\n"; break; } } $output_str .= "
$Resource_Name
\n";
                                        $output_str .= "Format = " . (( $thumb_data['Format'] == 1 ) ? "JPEG RGB\n" :  "Raw RGB\n");
                                        $output_str .= "Width = " . $thumb_data['Width'] . "\n";
                                        $output_str .= "Height = " . $thumb_data['Height'] . "\n";
                                        $output_str .= "Padded Row Bytes = " . $thumb_data['WidthBytes'] . " bytes\n";
                                        $output_str .= "Total Size = " . $thumb_data['Size'] . " bytes\n";
                                        $output_str .= "Compressed Size = " . $thumb_data['CompressedSize'] . " bytes\n";
                                        $output_str .= "Bits per Pixel = " . $thumb_data['BitsPixel'] . " bits\n";
                                        $output_str .= "Number of planes = " . $thumb_data['Planes'] . " bytes\n";

                                        // Change: as of version 1.11 - Changed to make thumbnail link portable across directories
                                        // Build the path of the thumbnail script and its filename parameter to put in a url
                                        $link_str = get_relative_path( dirname(__FILE__) . "/get_ps_thumb.php" , getcwd ( ) );
                                        $link_str .= "?filename=";
                                        $link_str .= get_relative_path( $filename, dirname(__FILE__) );

                                        // Add thumbnail link to html
                                        $output_str .= "Thumbnail Data:
\n"; $output_str .= "
$Resource_Name
" . hexdec( bin2hex( $IRB_Resource['ResData'] ) ) . "
$Resource_Name\n"; $output_str .= "$URL_count URL's in list
\n"; $urlstr = substr( $IRB_Resource['ResData'], 4 ); // TODO: Check if URL List in Photoshop IRB works for( $i = 0; $i < $URL_count; $i++ ) { $url_data = unpack( "NLong/NID/NURLSize", $urlstr ); $output_str .= "URL $i info: long = " . $url_data['Long'] .", "; $output_str .= "ID = " . $url_data['ID'] . ", "; $urlstr = substr( $urlstr, 12 ); $url = substr( $urlstr, 0, $url_data['URLSize'] ); $output_str .= "URL = " . HTML_UTF16_Escape( $url, TRUE ) . "
\n"; } $output_str .= "
$Resource_Name
\n";
                                        $output_str .= Interpret_Halftone( $IRB_Resource['ResData'] );
                                        $output_str .= "
$Resource_Name
\n";
                                        $output_str .= "Cyan Halftoning Info:\n" . Interpret_Halftone( substr( $IRB_Resource['ResData'], 0, 18 ) ) . "\n\n";
                                        $output_str .= "Magenta Halftoning Info:\n" . Interpret_Halftone( substr( $IRB_Resource['ResData'], 18, 18 ) ) . "\n\n";
                                        $output_str .= "Yellow Halftoning Info:\n" . Interpret_Halftone( substr( $IRB_Resource['ResData'], 36, 18 ) ) . "\n";
                                        $output_str .= "Black Halftoning Info:\n" . Interpret_Halftone( substr( $IRB_Resource['ResData'], 54, 18 ) ) . "\n";
                                        $output_str .= "
$Resource_Name
\n";
                                        $output_str .= Interpret_Transfer_Function( substr( $IRB_Resource['ResData'], 0, 28 ) ) ;
                                        $output_str .= "
$Resource_Name
\n";
                                        $output_str .= "Red Transfer Function:   \n" . Interpret_Transfer_Function( substr( $IRB_Resource['ResData'], 0, 28 ) ) . "\n\n";
                                        $output_str .= "Green Transfer Function: \n" . Interpret_Transfer_Function( substr( $IRB_Resource['ResData'], 28, 28 ) ) . "\n\n";
                                        $output_str .= "Blue Transfer Function:  \n" . Interpret_Transfer_Function( substr( $IRB_Resource['ResData'], 56, 28 ) ) . "\n";
                                        $output_str .= "
$Resource_Name
\n";
                                        if ( $IRB_Resource['ResData']{0} == "\x01" )
                                        {
                                                $output_str .= "Labels Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Labels Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{1} == "\x01" )
                                        {
                                                $output_str .= "Crop Marks Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Crop Marks Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{2} == "\x01" )
                                        {
                                                $output_str .= "Color Bars Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Color Bars Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{3} == "\x01" )
                                        {
                                                $output_str .= "Registration Marks Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Registration Marks Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{4} == "\x01" )
                                        {
                                                $output_str .= "Negative Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Negative Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{5} == "\x01" )
                                        {
                                                $output_str .= "Flip Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Flip Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{6} == "\x01" )
                                        {
                                                $output_str .= "Interpolate Selected\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Interpolate Not Selected\n";
                                        }
                                        if ( $IRB_Resource['ResData']{7} == "\x01" )
                                        {
                                                $output_str .= "Caption Selected";
                                        }
                                        else
                                        {
                                                $output_str .= "Caption Not Selected";
                                        }
                                        $output_str .= "
$Resource_Name
\n";
                                        $output_str .= "Version = " . $PrintFlags['Version'] . "\n";
                                        $output_str .= "Centre Crop Marks = " . $PrintFlags['CentCrop'] . "\n";
                                        $output_str .= "Bleed Width = " . $PrintFlags['BleedWidth'] . "\n";
                                        $output_str .= "Bleed Width Scale = " . $PrintFlags['BleedWidthScale'];
                                        $output_str .= "
$Resource_Name
\n";
                                        $output_str .= "Horizontal Resolution = " . ($ResInfo['hRes_int'] + $ResInfo['hResdec']/65536) . " pixels per Inch\n";
                                        $output_str .= "Vertical Resolution = " . ($ResInfo['vRes_int'] + $ResInfo['vResdec']/65536) . " pixels per Inch\n";
                                        if ( $ResInfo['hResUnit'] == 1 )
                                        {
                                                $output_str .= "Display units for Horizontal Resolution = Pixels per Inch\n";
                                        }
                                        elseif ( $ResInfo['hResUnit'] == 2 )
                                        {
                                                $output_str .= "Display units for Horizontal Resolution = Pixels per Centimetre\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Display units for Horizontal Resolution = Unknown Value (". $ResInfo['hResUnit'] .")\n";
                                        }

                                        if ( $ResInfo['vResUnit'] == 1 )
                                        {
                                                $output_str .= "Display units for Vertical Resolution = Pixels per Inch\n";
                                        }
                                        elseif ( $ResInfo['vResUnit'] == 2 )
                                        {
                                                $output_str .= "Display units for Vertical Resolution = Pixels per Centimetre\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Display units for Vertical Resolution = Unknown Value (". $ResInfo['vResUnit'] .")\n";
                                        }

                                        if ( $ResInfo['widthUnit'] == 1 )
                                        {
                                                $output_str .= "Display units for Image Width = Inches\n";
                                        }
                                        elseif ( $ResInfo['widthUnit'] == 2 )
                                        {
                                                $output_str .= "Display units for Image Width = Centimetres\n";
                                        }
                                        elseif ( $ResInfo['widthUnit'] == 3 )
                                        {
                                                $output_str .= "Display units for Image Width = Points\n";
                                        }
                                        elseif ( $ResInfo['widthUnit'] == 4 )
                                        {
                                                $output_str .= "Display units for Image Width = Picas\n";
                                        }
                                        elseif ( $ResInfo['widthUnit'] == 5 )
                                        {
                                                $output_str .= "Display units for Image Width = Columns\n";
                                        }
                                        else
                                        {
                                                $output_str .= "Display units for Image Width = Unknown Value (". $ResInfo['widthUnit'] .")\n";
                                        }

                                        if ( $ResInfo['heightUnit'] == 1 )
                                        {
                                                $output_str .= "Display units for Image Height = Inches";
                                        }
                                        elseif ( $ResInfo['heightUnit'] == 2 )
                                        {
                                                $output_str .= "Display units for Image Height = Centimetres";
                                        }
                                        elseif ( $ResInfo['heightUnit'] == 3 )
                                        {
                                                $output_str .= "Display units for Image Height = Points";
                                        }
                                        elseif ( $ResInfo['heightUnit'] == 4 )
                                        {
                                                $output_str .= "Display units for Image Height = Picas";
                                        }
                                        elseif ( $ResInfo['heightUnit'] == 5 )
                                        {
                                                $output_str .= "Display units for Image Height = Columns";
                                        }
                                        else
                                        {
                                                $output_str .= "Display units for Image Height = Unknown Value (". $ResInfo['heightUnit'] .")";
                                        }
                                        $output_str .= "
$Resource_NameRESOURCE DECODING NOT IMPLEMENTED YET
" . strlen( $IRB_Resource['ResData'] ) . " bytes
\n"; // Add any secondary output to the HTML $output_str .= $secondary_output_str; } // Return the HTML return $output_str; } /****************************************************************************** * End of Function: Interpret_IRB_to_HTML ******************************************************************************/ /****************************************************************************** * * INTERNAL FUNCTIONS * ******************************************************************************/ /****************************************************************************** * * Function: unpack_Photoshop_IRB_Data * * Description: Extracts Photoshop Information Resource Block (IRB) information * from a binary string containing the IRB, as read from a file * * Parameters: IRB_Data - The binary string containing the IRB * * Returns: IRBdata - The array of Photoshop IRB records * ******************************************************************************/ function unpack_Photoshop_IRB_Data( $IRB_Data ) { $pos = 0; // Cycle through the IRB and extract its records - Records are started with 8BIM, so cycle until no more instances of 8BIM can be found while ( ( $pos < strlen( $IRB_Data ) ) && ( ($pos = strpos( $IRB_Data, "8BIM", $pos) ) !== FALSE ) ) { // Skip the position over the 8BIM characters $pos += 4; // Next two characters are the record ID - denoting what type of record it is. $ID = ord( $IRB_Data{ $pos } ) * 256 + ord( $IRB_Data{ $pos +1 } ); // Skip the positionover the two record ID characters $pos += 2; // Next comes a Record Name - usually not used, but it should be a null terminated string, padded with 0x00 to be an even length $namestartpos = $pos; // Change: Fixed processing of embedded resource names, as of revision 1.10 // NOTE: Photoshop does not process resource names according to the standard : // "Adobe Photoshop 6.0 File Formats Specification, Version 6.0, Release 2, November 2000" // // The resource name is actually formatted as follows: // One byte name length, followed by the null terminated ascii name string. // The field is then padded with a Null character if required, to ensure that the // total length of the name length and name is even. // Name - process it // Get the length $namelen = ord ( $IRB_Data{ $namestartpos } ); // Total length of name and length info must be even, hence name length must be odd // Check if the name length is even, if ( $namelen % 2 == 0 ) { // add one to length to make it odd $namelen ++; } // Extract the name $resembeddedname = trim( substr ( $IRB_Data, $namestartpos+1, $namelen) ); $pos += $namelen + 1; // Next is a four byte size field indicating the size in bytes of the record's data - MSB first $datasize = ord( $IRB_Data{ $pos } ) * 16777216 + ord( $IRB_Data{ $pos + 1 } ) * 65536 + ord( $IRB_Data{ $pos + 2 } ) * 256 + ord( $IRB_Data{ $pos + 3 } ); $pos += 4; // The record is stored padded with 0x00 characters to make the size even, so we need to calculate the stored size $storedsize = $datasize + ($datasize % 2); $resdata = substr ( $IRB_Data, $pos, $datasize ); // Get the description for this resource // Check if this is a Path information Resource, since they have a range of ID's if ( ( $ID >= 0x07D0 ) && ( $ID <= 0x0BB6 ) ) { $ResDesc = "ID Info : Path Information (saved paths)."; } else { if ( array_key_exists( $ID, $GLOBALS[ "Photoshop_ID_Descriptions" ] ) ) { $ResDesc = $GLOBALS[ "Photoshop_ID_Descriptions" ][ $ID ]; } else { $ResDesc = ""; } } // Get the Name of the Resource if ( array_key_exists( $ID, $GLOBALS[ "Photoshop_ID_Names" ] ) ) { $ResName = $GLOBALS['Photoshop_ID_Names'][ $ID ]; } else { $ResName = ""; } // Store the Resource in the array to be returned $IRB_Array[] = array( "ResID" => $ID, "ResName" => $ResName, "ResDesc" => $ResDesc, "ResEmbeddedName" => $resembeddedname, "ResData" => $resdata ); // Jump over the data to the next record $pos += $storedsize; } // Return the array created return $IRB_Array; } /****************************************************************************** * End of Function: unpack_Photoshop_IRB_Data ******************************************************************************/ /****************************************************************************** * * Function: pack_Photoshop_IRB_Data * * Description: Packs a Photoshop Information Resource Block (IRB) array into it's * binary form, which can be written to a file * * Parameters: IRB_data - an Photoshop IRB array to be converted. Should be in * the same format as received from get_Photoshop_IRB * * Returns: packed_IRB_data - the binary string of packed IRB data * ******************************************************************************/ function pack_Photoshop_IRB_Data( $IRB_data ) { $packed_IRB_data = ""; // Cycle through each resource in the IRB, foreach ($IRB_data as $resource) { // Change: Fix to avoid creating blank resources, as of revision 1.10 // Check if there is actually any data for this resource if( strlen( $resource['ResData'] ) == 0 ) { // No data for resource - skip it continue; } // Append the 8BIM tag, and resource ID to the packed output data $packed_IRB_data .= pack("a4n", "8BIM", $resource['ResID'] ); // Change: Fixed processing of embedded resource names, as of revision 1.10 // NOTE: Photoshop does not process resource names according to the standard : // "Adobe Photoshop 6.0 File Formats Specification, Version 6.0, Release 2, November 2000" // // The resource name is actually formatted as follows: // One byte name length, followed by the null terminated ascii name string. // The field is then padded with a Null character if required, to ensure that the // total length of the name length and name is even. // Append Name Size $packed_IRB_data .= pack( "c", strlen(trim($resource['ResEmbeddedName']))); // Append the Resource Name to the packed output data $packed_IRB_data .= trim($resource['ResEmbeddedName']); // If the resource name is even length, then with the addition of // the size it becomes odd and needs to be padded to an even number if ( strlen( trim($resource['ResEmbeddedName']) ) % 2 == 0 ) { // then it needs to be evened up by appending another null $packed_IRB_data .= "\x00"; } // Append the resource data size to the packed output data $packed_IRB_data .= pack("N", strlen( $resource['ResData'] ) ); // Append the resource data to the packed output data $packed_IRB_data .= $resource['ResData']; // If the resource data is odd length, if ( strlen( $resource['ResData'] ) % 2 == 1 ) { // then it needs to be evened up by appending another null $packed_IRB_data .= "\x00"; } } // Return the packed data string return $packed_IRB_data; } /****************************************************************************** * End of Function: pack_Photoshop_IRB_Data ******************************************************************************/ /****************************************************************************** * * Internal Function: Interpret_Transfer_Function * * Description: Used by Interpret_IRB_to_HTML to interpret Color transfer functions * for Photoshop IRB resource 0x03F8. Converts the transfer function * information to a human readable version. * * Parameters: Transfer_Function_Binary - a 28 byte Ink curves structure string * * Returns: output_str - the text string containing the transfer function * information * ******************************************************************************/ function Interpret_Transfer_Function( $Transfer_Function_Binary ) { // Unpack the Transfer function information $Trans_vals = unpack ( "n13Curve/nOverride", $Transfer_Function_Binary ); $output_str = "Transfer Function Points: "; // Cycle through each of the Transfer function array values foreach ( $Trans_vals as $Key => $val ) { // Check if the value should be negative if ($val > 32768 ) { // Value should be negative - make it so $val = $val - 65536; } // Check that the Override item is not getting in this list, and // that the value is not -1, which means ignored if ( ( $Key != "Override" ) && ( $val != -1 ) ) { // This is a valid transfer function point, output it $output_str .= $val/10 . "%, "; } } // Output the override info if ( $Trans_vals['Override'] == 0 ) { $output_str .= "\nOverride: Let printer supply curve"; } else { $output_str .= "\nOverride: Override printer’s default transfer curve"; } // Return the result return $output_str; } /****************************************************************************** * End of Function: Interpret_Transfer_Function ******************************************************************************/ /****************************************************************************** * * Internal Function: Interpret_Halftone * * Description: Used by Interpret_IRB_to_HTML to interpret Color halftoning information * for Photoshop IRB resource 0x03F5. Converts the halftoning info * to a human readable version. * * Parameters: Transfer_Function_Binary - a 18 byte Halftone screen parameter & structure string * * Returns: output_str - the text string containing the transfer function * information * ******************************************************************************/ function Interpret_Halftone( $Halftone_Binary ) { // Create a string to receive the output $output_str = ""; // Unpack the binary data into an array $HalftoneInfo = unpack( "nFreqVal_int/nFreqVal_dec/nFreqScale/nAngle_int/nAngle_dec/nShapeCode/NMisc/CAccurate/CDefault", $Halftone_Binary ); // Interpret Ink Screen Frequency $output_str .= "Ink Screen Frequency = " . ($HalftoneInfo['FreqVal_int'] + $HalftoneInfo['FreqVal_dec']/65536) . " lines per Inch\n"; if ( $HalftoneInfo['FreqScale'] == 1 ) { $output_str .= "Display units for Ink Screen Frequency = Inches\n"; } else { $output_str .= "Display units for Ink Screen Frequency = Centimetres\n"; } // Interpret Angle for screen $output_str .= "Angle for screen = " . ($HalftoneInfo['Angle_int'] + $HalftoneInfo['Angle_dec']/65536) . " degrees\n"; // Interpret Shape of Halftone Dots if ($HalftoneInfo['ShapeCode'] > 32768 ) { $HalftoneInfo['ShapeCode'] = $HalftoneInfo['ShapeCode'] - 65536; } if ( $HalftoneInfo['ShapeCode'] == 0 ) { $output_str .= "Shape of Halftone Dots = Round\n"; } elseif ( $HalftoneInfo['ShapeCode'] == 1 ) { $output_str .= "Shape of Halftone Dots = Ellipse\n"; } elseif ( $HalftoneInfo['ShapeCode'] == 2 ) { $output_str .= "Shape of Halftone Dots = Line\n"; } elseif ( $HalftoneInfo['ShapeCode'] == 3 ) { $output_str .= "Shape of Halftone Dots = Square\n"; } elseif ( $HalftoneInfo['ShapeCode'] == 4 ) { $output_str .= "Shape of Halftone Dots = Cross\n"; } elseif ( $HalftoneInfo['ShapeCode'] == 6 ) { $output_str .= "Shape of Halftone Dots = Diamond\n"; } else { $output_str .= "Shape of Halftone Dots = Unknown shape (" . $HalftoneInfo['ShapeCode'] . ")\n"; } // Interpret Accurate Screens if ( $HalftoneInfo['Accurate'] == 1 ) { $output_str .= "Use Accurate Screens Selected\n"; } else { $output_str .= "Use Other (not Accurate) Screens Selected\n"; } // Interpret Printer Default Screens if ( $HalftoneInfo['Default'] == 1 ) { $output_str .= "Use printer’s default screens\n"; } else { $output_str .= "Use Other (not Printer Default) Screens Selected\n"; } // Return Text return $output_str; } /****************************************************************************** * End of Global Variable: Interpret_Halftone ******************************************************************************/ /****************************************************************************** * Global Variable: Photoshop_ID_Names * * Contents: The Names of the Photoshop IRB resources, indexed by their * resource number * ******************************************************************************/ $GLOBALS[ "Photoshop_ID_Names" ] = array( 0x03E8 => "Number of channels, rows, columns, depth, and mode. (Obsolete)", 0x03E9 => "Macintosh print manager info ", 0x03EB => "Indexed color table (Obsolete)", 0x03ED => "Resolution Info", 0x03EE => "Alpha Channel Names", 0x03EF => "Display Info", 0x03F0 => "Caption String", 0x03F1 => "Border information", 0x03F2 => "Background color", 0x03F3 => "Print flags", 0x03F4 => "Grayscale and multichannel halftoning information", 0x03F5 => "Color halftoning information", 0x03F6 => "Duotone halftoning information", 0x03F7 => "Grayscale and multichannel transfer function", 0x03F8 => "Color transfer functions", 0x03F9 => "Duotone transfer functions", 0x03FA => "Duotone image information", 0x03FB => "Black and white values", 0x03FC => "Obsolete Resource.", 0x03FD => "EPS options", 0x03FE => "Quick Mask information", 0x03FF => "Obsolete Resource", 0x0400 => "Layer state information", 0x0401 => "Working path (not saved)", 0x0402 => "Layers group information", 0x0403 => "Obsolete Resource", 0x0404 => "IPTC-NAA record", 0x0405 => "Raw Format Image mode", 0x0406 => "JPEG quality", 0x0408 => "Grid and guides information", 0x0409 => "Thumbnail resource", 0x040A => "Copyright flag", 0x040B => "URL", 0x040C => "Thumbnail resource", 0x040D => "Global Angle", 0x040E => "Color samplers resource", 0x040F => "ICC Profile", 0x0410 => "Watermark", 0x0411 => "ICC Untagged", 0x0412 => "Effects visible", 0x0413 => "Spot Halftone", 0x0414 => "Document Specific IDs", 0x0415 => "Unicode Alpha Names", 0x0416 => "Indexed Color Table Count", 0x0417 => "Tansparent Index. Index of transparent color, if any.", 0x0419 => "Global Altitude", 0x041A => "Slices", 0x041B => "Workflow URL", 0x041C => "Jump To XPEP", 0x041D => "Alpha Identifiers", 0x041E => "URL List", 0x0421 => "Version Info", 0x0BB7 => "Name of clipping path.", 0x2710 => "Print flags information" ); /****************************************************************************** * End of Global Variable: Photoshop_ID_Names ******************************************************************************/ /****************************************************************************** * Global Variable: Photoshop_ID_Descriptions * * Contents: The Descriptions of the Photoshop IRB resources, indexed by their * resource number * ******************************************************************************/ $GLOBALS[ "Photoshop_ID_Descriptions" ] = array( 0x03E8 => "Obsolete—Photoshop 2.0 only. number of channels, rows, columns, depth, and mode.", 0x03E9 => "Optional. Macintosh print manager print info record.", 0x03EB => "Obsolete—Photoshop 2.0 only. Contains the indexed color table.", 0x03ED => "ResolutionInfo structure. See Appendix A in Photoshop SDK Guide.pdf", 0x03EE => "Names of the alpha channels as a series of Pascal strings.", 0x03EF => "DisplayInfo structure. See Appendix A in Photoshop SDK Guide.pdf", 0x03F0 => "Optional. The caption as a Pascal string.", 0x03F1 => "Border information. border width, border units", 0x03F2 => "Background color.", 0x03F3 => "Print flags. labels, crop marks, color bars, registration marks, negative, flip, interpolate, caption.", 0x03F4 => "Grayscale and multichannel halftoning information.", 0x03F5 => "Color halftoning information.", 0x03F6 => "Duotone halftoning information.", 0x03F7 => "Grayscale and multichannel transfer function.", 0x03F8 => "Color transfer functions.", 0x03F9 => "Duotone transfer functions.", 0x03FA => "Duotone image information.", 0x03FB => "Effective black and white values for the dot range.", 0x03FC => "Obsolete Resource.", 0x03FD => "EPS options.", 0x03FE => "Quick Mask information. Quick Mask channel ID, Mask initially empty.", 0x03FF => "Obsolete Resource.", 0x0400 => "Layer state information. Index of target layer.", 0x0401 => "Working path (not saved).", 0x0402 => "Layers group information. Group ID for the dragging groups. Layers in a group have the same group ID.", 0x0403 => "Obsolete Resource.", 0x0404 => "IPTC-NAA record. This contains the File Info... information. See the IIMV4.pdf document.", 0x0405 => "Image mode for raw format files.", 0x0406 => "JPEG quality. Private.", 0x0408 => "Grid and guides information.", 0x0409 => "Thumbnail resource.", 0x040A => "Copyright flag. Boolean indicating whether image is copyrighted. Can be set via Property suite or by user in File Info...", 0x040B => "URL. Handle of a text string with uniform resource locator. Can be set via Property suite or by user in File Info...", 0x040C => "Thumbnail resource.", 0x040D => "Global Angle. Global lighting angle for effects layer.", 0x040E => "Color samplers resource.", 0x040F => "ICC Profile. The raw bytes of an ICC format profile, see the ICC34.pdf and ICC34.h files from the Internation Color Consortium.", 0x0410 => "Watermark.", 0x0411 => "ICC Untagged. Disables any assumed profile handling when opening the file. 1 = intentionally untagged.", 0x0412 => "Effects visible. Show/hide all the effects layer.", 0x0413 => "Spot Halftone. Version, length, variable length data.", 0x0414 => "Document specific IDs for layer identification", 0x0415 => "Unicode Alpha Names. Length and the string", 0x0416 => "Indexed Color Table Count. Number of colors in table that are actually defined", 0x0417 => "Transparent Index. Index of transparent color, if any.", 0x0419 => "Global Altitude.", 0x041A => "Slices.", 0x041B => "Workflow URL. Length, string.", 0x041C => "Jump To XPEP. Major version, Minor version, Count. Table which can include: Dirty flag, Mod date.", 0x041D => "Alpha Identifiers.", 0x041E => "URL List. Count of URLs, IDs, and strings", 0x0421 => "Version Info. Version, HasRealMergedData, string of writer name, string of reader name, file version.", 0x0BB7 => "Name of clipping path.", 0x2710 => "Print flags information. Version, Center crop marks, Bleed width value, Bleed width scale." ); /****************************************************************************** * End of Global Variable: Photoshop_ID_Descriptions ******************************************************************************/ ?> Innocent ArtPop:: 04 - Safety


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