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+<?php
+
+/******************************************************************************
+*
+* Filename: konica_minolta.php
+*
+* Description: Konica/Minolta Makernote Parser
+* Provides functions to decode an Konica/Minolta EXIF makernote and
+* to interpret the resulting array into html.
+*
+* Konica/Minolta Makernote Formats:
+*
+* Type 1:
+*
+* Field Size Description
+* ----------------------------------------------------------------
+* Header 3 Bytes "MLY"
+* Unknown Data Variable Unknown Data
+* ----------------------------------------------------------------
+*
+* Type 2:
+*
+* Field Size Description
+* ----------------------------------------------------------------
+* Header 2 Bytes "KC"
+* Unknown Data Variable Unknown Data
+* ----------------------------------------------------------------
+*
+* Type 3:
+*
+* Field Size Description
+* ----------------------------------------------------------------
+* Header 8 Bytes "+M+M+M+M"
+* Unknown Data Variable Unknown Data
+* ----------------------------------------------------------------
+*
+* Type 4:
+*
+* Field Size Description
+* ----------------------------------------------------------------
+* Header 5 Bytes "MINOL"
+* Unknown Data Variable Unknown Data
+* ----------------------------------------------------------------
+*
+* Type 5: NO HEADER
+*
+* Field Size Description
+* ----------------------------------------------------------------
+* IFD Data Variable Standard IFD with Olympus Tags
+* ----------------------------------------------------------------
+*
+*
+* Author: Evan Hunter
+*
+* Date: 30/7/2004
+*
+* Project: JPEG Metadata
+*
+* Revision: 1.00
+*
+* URL: http://electronics.ozhiker.com
+*
+* Copyright: Copyright Evan Hunter 2004
+* This file may be used freely for non-commercial purposes.For
+* commercial uses please contact the author: evan@ozhiker.com
+*
+******************************************************************************/
+
+// Konica/Minolta makernote uses Olympus tags - ensure they are included
+
+include_once 'olympus.php';
+
+
+// Add the parser functions to the list of Makernote parsers . (Interpreting done by Olympus script)
+
+$GLOBALS['Makernote_Function_Array']['Read_Makernote_Tag'][] = "get_Minolta_Makernote";
+$GLOBALS['Makernote_Function_Array']['get_Makernote_Text_Value'][] = "get_Minolta_Text_Value";
+
+
+
+/******************************************************************************
+*
+* Function: get_Minolta_Makernote
+*
+* Description: Decodes the Makernote tag and returns the new tag with the decoded
+* information attached. Returns false if this is not a makernote
+* that can be processed with this script
+*
+* Parameters: Makernote_Tag - the element of an EXIF array containing the
+* makernote, as returned from get_EXIF_JPEG
+* EXIF_Array - the entire EXIF array containing the
+* makernote, as returned from get_EXIF_JPEG, in
+* case more information is required for decoding
+* filehnd - an open file handle for the file containing the
+* makernote - does not have to be positioned at the
+* start of the makernote
+* Make_Field - The contents of the EXIF Make field, to aid
+* determining whether this script can decode
+* the makernote
+*
+*
+* Returns: Makernote_Tag - the Makernote_Tag from the parameters, but
+* modified to contain the decoded information
+* FALSE - If this script could not decode the makernote, or if
+* an error occured in decoding
+*
+******************************************************************************/
+
+function get_Minolta_Makernote( $Makernote_Tag, $EXIF_Array, $filehnd, $Make_Field )
+{
+
+ if ( ( stristr( $Make_Field, "Konica" ) === FALSE ) &&
+ ( stristr( $Make_Field, "Minolta" ) === FALSE ) )
+ {
+ // Not a Konica/Minolta Makernote - Cannot decode it
+ return False;
+ }
+
+ // There are several different headers for a Konica/Minolta Makernote
+ // Unfortunately only one type can be decoded (the one without a header)
+ // Check which header exists (if any)
+ if ( substr( $Makernote_Tag['Data'], 0, 3 ) == "MLY" )
+ {
+ // MLY Header - Can't Decode this
+ return $Makernote_Tag;
+ }
+ else if ( substr( $Makernote_Tag['Data'], 0, 2 ) == "KC" )
+ {
+ // KC Header - Can't Decode this
+ return $Makernote_Tag;
+ }
+ if ( substr( $Makernote_Tag['Data'], 0, 8 ) == "+M+M+M+M" )
+ {
+ // +M+M+M+M Header - Can't Decode this
+ return $Makernote_Tag;
+ }
+ else if ( substr( $Makernote_Tag['Data'], 0, 5 ) == "MINOL" )
+ {
+ // MINOL Header - Can't Decode this
+ return $Makernote_Tag;
+ }
+ else
+ {
+ // No Header - Decode the IFD
+
+ // Seek to the start of the IFD
+ fseek($filehnd, $Makernote_Tag['Tiff Offset'] + $Makernote_Tag['Offset'] );
+
+ // Read the IFD(s) into an array
+ $Makernote_Tag['Decoded Data'] = read_Multiple_IFDs( $filehnd, $Makernote_Tag['Tiff Offset'], $Makernote_Tag['ByteAlign'], "Olympus" );
+
+ // Save some information into the Tag element to aid interpretation
+ $Makernote_Tag['Decoded'] = TRUE;
+ $Makernote_Tag['Makernote Type'] = "Minolta";
+ $Makernote_Tag['Makernote Tags'] = "Olympus";
+
+
+ // Return the new tag
+ return $Makernote_Tag;
+
+ }
+
+
+ // Shouldn't get here
+ return False;
+}
+
+/******************************************************************************
+* End of Function: get_Minolta_Makernote
+******************************************************************************/
+
+
+
+
+
+
+
+/******************************************************************************
+*
+* Function: get_Minolta_Text_Value
+*
+* Description: Provides a text value for any tag marked as special for makernotes
+* that this script can decode. Returns false if this is not a makernote
+* that can be processed with this script
+*
+* Parameters: Exif_Tag - the element of an the Makernote array containing the
+* tag in question, as returned from get_Olympus_Makernote
+* Tag_Definitions_Name - The name of the Tag Definitions group
+* within the global array IFD_Tag_Definitions
+*
+*
+* Returns: output - the text value for the tag
+* FALSE - If this script could not decode the makernote, or if
+* an error occured in decoding
+*
+******************************************************************************/
+
+function get_Minolta_Text_Value( $Exif_Tag, $Tag_Definitions_Name )
+{
+ // Check that this Tag uses Olympus type tags - otherwise it cannot be processed here
+ if ( $Tag_Definitions_Name !== "Olympus" )
+ {
+ // Not Olympus Tags - cannot be processed here
+ return FALSE;
+ }
+
+
+ // Process the tag acording to it's tag number, to produce a text value
+
+ if ( ( $Exif_Tag['Tag Number'] == 0x0001 ) || // Minolta Camera Settings
+ ( $Exif_Tag['Tag Number'] == 0x0003 ) )
+ {
+
+ // Create the output string
+ $output_str = "";
+
+ // Cycle through each camera setting record which are 4 byte Longs
+
+ for ( $i = 1; $i*4 <= strlen( $Exif_Tag['Data'] ); $i++)
+ {
+
+ // Exract the current 4 byte Long value (Motorola byte alignment)
+ $value = get_IFD_Data_Type( substr($Exif_Tag['Data'], ($i-1)*4, 4) , 4, "MM" );
+
+ // Corrupt settings can cause huge values, which automatically get
+ // put into floating point variables instead of integer variables
+ // Hence Check that this is an integer, as problems will occur if it isn't
+ if ( is_integer( $value ) )
+ {
+
+ // Check if the current setting number is in the Definitions array
+ if ( array_key_exists( $i, ($GLOBALS[ "Minolta_Camera_Setting_Definitions" ]) ) === TRUE )
+ {
+ // Setting is in definitions array
+
+ // Get some of the information from the settings definitions array
+ $tagname = $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ][ 'Name' ];
+ $units = "";
+ if ( array_key_exists( 'Units', $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ] ) )
+ {
+ $units = $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ][ 'Units' ];
+ }
+ // Check what type of field the setting is, and process accordingly
+
+ if ( $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ]['Type'] == "Lookup" )
+ {
+ // This is a lookup table field
+
+ // Check if the value read is in the lookup table
+ if ( array_key_exists( $value, $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ] ) )
+ {
+ // Value is in the lookup table - Add it to the text
+ $output_str .= $tagname . ": " . $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ][ $value ] . "\n";
+ }
+ else
+ {
+ // Value is Not in the lookup table
+ // Add a message if the user has requested to see unknown tags
+ if ( $GLOBALS['HIDE_UNKNOWN_TAGS'] == FALSE )
+ {
+ $output_str .= $tagname . ": Unknown Reserved Value $value\n";
+ }
+
+ }
+ }
+ else if ( $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ]['Type'] == "Numeric" )
+ {
+ // This is a numeric type add it as is to the output, with units
+ $output_str .= $tagname . ": $value $units\n";
+ }
+ else if ( $GLOBALS[ "Minolta_Camera_Setting_Definitions" ][ $i ]['Type'] == "Special" )
+ {
+ // This is a special setting, Process it according to the setting number
+ switch ( $i )
+ {
+ case 9: // Apex Film Speed Value
+ $output_str .= $tagname . ": " . ($value/8-1) . " ( ISO " . ((pow(2,($value/8-1)))*3.125) . " )\n";
+ break;
+
+ case 10: // Apex Shutter Speed Time Value
+ $output_str .= $tagname . ": " . ($value/8-6);
+ if ( $value == 8 )
+ {
+ $output_str .= " ( 30 seconds )\n";
+ }
+ else
+ {
+ $output_str .= " ( " . ( pow(2, (48-$value)/8 ) ) . " seconds )\n";
+ }
+ break;
+
+ case 11: // Apex Aperture Value
+ $output_str .= $tagname . ": " . ($value/8-1) . " ( F Stop: " . (pow(2,( $value/16-0.5 ))) . " )\n";
+ break;
+
+ case 14: // Exposure Compensation
+ $output_str .= $tagname . ": " . ($value/3-2) . " $units\n";
+ break;
+
+ case 17: // Interval Length
+ $output_str .= $tagname . ": " . ($value+1) . " $units\n";
+ break;
+
+ case 19: // Focal Length
+ $output_str .= $tagname . ": " . ($value/256) . " $units\n";
+ break;
+
+ case 22: // Date
+ $output_str .= $tagname . ": " . sprintf( "%d/%d/%d", ($value%256), floor(($value - floor($value/65536)*65536)/256 ), floor($value/65536) ) . " $units\n";
+ break;
+
+ case 23: // Time
+ $output_str .= $tagname . ": " . sprintf( "%2d:%02d:%02d", floor($value/65536), floor(($value - floor($value/65536)*65536)/256 ), ($value%256) ) . " $units\n";
+ break;
+
+ case 24: // Max Aperture at this focal length
+ $output_str .= $tagname . ": F" . (pow(2,($value/16-0.5))) ." $units\n";
+ break;
+
+ case 29: // White Balance Red
+ case 30: // White Balance Green
+ case 31: // White Balance Blue
+ $output_str .= $tagname . ": " . ($value/256) ." $units\n";
+ break;
+
+ case 32: // Saturation
+ case 33: // Contrast
+ $output_str .= $tagname . ": " . ($value-3) ." $units\n";
+ break;
+
+ case 36: // Flash Compensation
+ $output_str .= $tagname . ": " . (($value-6)/3) ." $units\n";
+ break;
+
+ case 42: // Color Filter
+ $output_str .= $tagname . ": " . ($value-3) ." $units\n";
+ break;
+
+ case 45: // Apex Brightness Value
+ $output_str .= $tagname . ": " . ($value/8-6) ." $units\n";
+ break;
+
+ default: // Unknown Special Setting
+ // If user has requested to see the unknown tags, then add the setting to the output
+ if ( $GLOBALS['HIDE_UNKNOWN_TAGS'] == FALSE )
+ {
+ $output_str .= "Unknown Special Tag: $tagname, Value: $value $units\n";
+ }
+ break;
+ }
+ }
+ else
+ {
+ // Unknown Setting Type
+ // If user has requested to see the unknown tags, then add the setting to the output
+ if ( $GLOBALS['HIDE_UNKNOWN_TAGS'] == FALSE )
+ {
+ $output_str .= "Unknown Tag Type Tag $i, Value: " . $value . "\n";
+ }
+ }
+
+
+ }
+ else
+ {
+ // Unknown Setting
+ // If user has requested to see the unknown tags, then add the setting to the output
+ if ( $GLOBALS['HIDE_UNKNOWN_TAGS'] == FALSE )
+ {
+ $output_str .= "Unknown Minolta Camera Setting Tag $i, Value: " . $value . "\n";
+ }
+ }
+ }
+
+ }
+
+ // Return the text string
+ return $output_str;
+ }
+ else if ( ( $Exif_Tag['Tag Number'] == 0x0088 ) ||
+ ( $Exif_Tag['Tag Number'] == 0x0081 ) )
+ {
+ // Konica/Minolta Thumbnail
+ return "Thumbnail";
+ }
+ else
+ {
+ return FALSE;
+ }
+
+}
+
+/******************************************************************************
+* End of Function: get_Minolta_Text_Value
+******************************************************************************/
+
+
+
+
+
+
+
+/******************************************************************************
+* Global Variable: Minolta_Camera_Setting_Definitions
+*
+* Contents: This global variable provides definitions for the fields
+* contained in the Konica/Minolta Camera Settings Makernote tag,
+* indexed by their setting number.
+*
+******************************************************************************/
+
+$GLOBALS[ "Minolta_Camera_Setting_Definitions" ] = array(
+
+2 => array ( 'Name' => "Exposure Mode",
+ 'Type' => "Lookup",
+ 0 => "P",
+ 1 => "A",
+ 2 => "S",
+ 3 => "M" ),
+
+3 => array ( 'Name' => "Flash Mode",
+ 'Type' => "Lookup",
+ 0 => "Normal",
+ 1 => "Red-eye reduction",
+ 2 => "Rear flash sync",
+ 3 => "Wireless" ),
+
+4 => array ( 'Name' => "White Balance",
+ 'Type' => "Lookup",
+ 0 => "Auto",
+ 1 => "Daylight",
+ 2 => "Cloudy",
+ 3 => "Tungsten",
+ 5 => "Custom",
+ 7 => "Fluorescent",
+ 8 => "Fluorescent 2",
+ 11 => "Custom 2",
+ 12 => "Custom 3" ),
+
+5 => array ( 'Name' => "Image Size",
+ 'Type' => "Lookup",
+ 0 => "2560 x 1920 (2048x1536 - DiMAGE 5 only)",
+ 1 => "1600 x 1200",
+ 2 => "1280 x 960",
+ 3 => "640 x 480" ),
+
+
+6 => array ( 'Name' => "Image Quality",
+ 'Type' => "Lookup",
+ 0 => "Raw",
+ 1 => "Super Fine",
+ 2 => "Fine",
+ 3 => "Standard",
+ 4 => "Economy",
+ 5 => "Extra Fine" ),
+
+7 => array ( 'Name' => "Shooting Mode",
+ 'Type' => "Lookup",
+ 0 => "Single",
+ 1 => "Continuous",
+ 2 => "Self-timer",
+ 4 => "Bracketing",
+ 5 => "Interval",
+ 6 => "UHS Continuous",
+ 7 => "HS Continuous" ),
+
+
+8 => array ( 'Name' => "Metering Mode",
+ 'Type' => "Lookup",
+ 0 => "Multi-Segment",
+ 1 => "Centre Weighted",
+ 2 => "Spot" ),
+
+
+9 => array ( 'Name' => "Apex Film Speed Value",
+ 'Type' => "Special" ),
+
+// 09 FilmSpeed , APEX Film Speed Value , Speed value = x/8-1 , ISO= (2^(x/8-1))*3.125
+
+
+10 => array ( 'Name' => "Apex Shutter Speed Time Value",
+ 'Type' => "Special",
+ 'Units' => "Seconds?" ),
+
+// APEX Time Value , Time value = x/8-6 , ShutterSpeed = 2^( (48-x)/8 ), ! Due to rounding error x=8 should be displayed as 30 sec.
+
+11 => array ( 'Name' => "Apex Aperture Value",
+ 'Type' => "Special" ),
+
+// APEX Aperture Value ApertureValue = x/8-1 , Aperture = 2^( x/16-0.5 )
+
+
+12 => array ( 'Name' => "Macro Mode",
+ 'Type' => "Lookup",
+ 0 => "Off",
+ 1 => "On" ),
+
+13 => array ( 'Name' => "Digital Zoom",
+ 'Type' => "Lookup",
+ 0 => "Off",
+ 1 => "Electronic magnification was used",
+ 2 => "Digital zoom 2x" ),
+
+
+14 => array ( 'Name' => "Exposure Compensation",
+ 'Type' => "Special",
+ 'Units' => "EV" ),
+
+// EV = x/3 -2 Exposure compensation in EV
+
+
+15 => array ( 'Name' => "Bracket Step",
+ 'Type' => "Lookup",
+ 0 => "1/3 EV",
+ 1 => "2/3 EV",
+ 2 => "1 EV" ),
+
+
+17 => array ( 'Name' => "Interval Length",
+ 'Type' => "Special",
+ 'Units' => "Min" ),
+
+// interval is x+1 min (used with interval mode)
+
+
+18 => array ( 'Name' => "Interval Number",
+ 'Type' => "Numeric",
+ 'Units' => "frames" ),
+
+19 => array ( 'Name' => "Focal Length",
+ 'Type' => "Special",
+ 'Units' => "mm" ),
+
+// x / 256 is real focal length in mm , x / 256 * 3.9333 is 35-mm equivalent
+
+
+20 => array ( 'Name' => "Focus Distance",
+ 'Type' => "Numeric",
+ 'Units' => "mm ( 0 = Infinity)" ),
+
+
+21 => array ( 'Name' => "Flash Fired",
+ 'Type' => "Lookup",
+ 0 => "No",
+ 1 => "Yes" ),
+
+22 => array ( 'Name' => "Date",
+ 'Type' => "Special" ),
+
+// yyyymmdd , year = x/65536 , month = x/256-x/65536*256 , day = x%256
+
+23 => array ( 'Name' => "Time",
+ 'Type' => "Special" ),
+
+// hhhhmmss , hour = x/65536 , minute = x/256-x/65536*256 , second = x%256
+
+
+24 => array ( 'Name' => "Max Aperture at this focal length",
+ 'Type' => "Special" ),
+
+// Fno = 2^(x/16-0.5)
+
+
+27 => array ( 'Name' => "File Number Memory",
+ 'Type' => "Lookup",
+ 0 => "Off",
+ 1 => "On" ),
+
+28 => array ( 'Name' => "Last File Number",
+ 'Type' => "Numeric",
+ 'Units' => " ( 0 = File Number Memory is Off)" ),
+
+
+29 => array ( 'Name' => "White Balance Red",
+ 'Type' => "Special" ),
+
+// x/256 - red white balance coefficient used for this picture
+
+
+30 => array ( 'Name' => "White Balance Green",
+ 'Type' => "Special" ),
+
+// x/256 - green white balance coefficient used for this picture
+
+31 => array ( 'Name' => "White Balance Blue",
+ 'Type' => "Special" ),
+
+// x/256 - blue white balance coefficient used for this picture
+
+
+32 => array ( 'Name' => "Saturation",
+ 'Type' => "Special" ),
+
+// x-3 = saturation
+
+
+33 => array ( 'Name' => "Contrast",
+ 'Type' => "Special" ),
+
+// x-3 - contrast
+
+
+34 => array ( 'Name' => "Sharpness",
+ 'Type' => "Lookup",
+ 0 => "Hard",
+ 1 => "Normal",
+ 2 => "Soft" ),
+
+
+35 => array ( 'Name' => "Subject Program",
+ 'Type' => "Lookup",
+ 0 => "none",
+ 1 => "portrait",
+ 2 => "text",
+ 3 => "night portrait",
+ 4 => "sunset",
+ 5 => "sports action" ),
+
+
+36 => array ( 'Name' => "Flash Compensation",
+ 'Type' => "Special",
+ 'Units' => "EV" ),
+
+// (x-6)/3 = flash compensation in EV
+
+
+37 => array ( 'Name' => "ISO Setting",
+ 'Type' => "Lookup",
+ 0 => "100",
+ 1 => "200",
+ 2 => "400",
+ 3 => "800",
+ 4 => "auto",
+ 5 => "64" ),
+
+
+38 => array ( 'Name' => "Camera Model",
+ 'Type' => "Lookup",
+ 0 => "DiMAGE 7",
+ 1 => "DiMAGE 5",
+ 2 => "DiMAGE S304",
+ 3 => "DiMAGE S404",
+ 4 => "DiMAGE 7i",
+ 5 => "DiMAGE 7Hi",
+ 6 => "DiMAGE A1",
+ 7 => "DiMAGE S414" ),
+
+
+39 => array ( 'Name' => "Interval Mode",
+ 'Type' => "Lookup",
+ 0 => "Still Image",
+ 1 => "Time-lapse Movie" ),
+
+
+40 => array ( 'Name' => "Folder Name",
+ 'Type' => "Lookup",
+ 0 => "Standard Form",
+ 1 => "Data Form" ),
+
+
+41 => array ( 'Name' => "Color Mode",
+ 'Type' => "Lookup",
+ 0 => "Natural Color",
+ 1 => "Black & White",
+ 2 => "Vivid Color",
+ 3 => "Solarization",
+ 4 => "Adobe RGB" ),
+
+
+42 => array ( 'Name' => "Color Filter",
+ 'Type' => "Special" ),
+
+// x-3 = color filter
+
+
+43 => array ( 'Name' => "Black & White Filter",
+ 'Type' => "Numeric" ),
+
+
+
+44 => array ( 'Name' => "Internal Flash",
+ 'Type' => "Lookup",
+ 0 => "Not Fired",
+ 1 => "Fired" ),
+
+
+
+45 => array ( 'Name' => "Apex Brightness Value",
+ 'Type' => "Special" ),
+
+// Brightness Value = x/8-6
+
+
+
+
+46 => array ( 'Name' => "Spot Focus Point X Coordinate",
+ 'Type' => "Numeric" ),
+
+
+
+47 => array ( 'Name' => "Spot Focus Point Y Coordinate",
+ 'Type' => "Numeric" ),
+
+
+
+48 => array ( 'Name' => "Wide Focus Zone",
+ 'Type' => "Lookup",
+ 0 => "No Zone or AF Failed",
+ 1 => "Center Zone (Horizontal Orientation)",
+ 2 => "Center Zone (Vertical Orientation)",
+ 3 => "Left Zone",
+ 4 => "Right Zone" ),
+
+
+49 => array ( 'Name' => "Focus Mode",
+ 'Type' => "Lookup",
+ 0 => "Auto Focus",
+ 1 => "Manual Focus" ),
+
+
+50 => array ( 'Name' => "Focus Area",
+ 'Type' => "Lookup",
+ 0 => "Wide Focus (normal)",
+ 1 => "Spot Focus" ),
+
+
+51 => array ( 'Name' => "DEC Switch Position",
+ 'Type' => "Lookup",
+ 0 => "Exposure",
+ 1 => "Contrast",
+ 2 => "Saturation",
+ 3 => "Filter" ),
+
+
+
+);
+
+/******************************************************************************
+* End of Global Variable: Minolta_Camera_Setting_Definitions
+******************************************************************************/
+
+
+
+
+?>
generated by cgit v1.3 (git 2.53.0) at 2026-06-29 22:05:52 +0000