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                <title>The PHP JPEG Metadata Toolkit - Documentation</title>

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                        <H1 align="center" style="padding:15">The PHP JPEG Metadata Toolkit - Documentation</H1>

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                <H2>Further Work Required</H2>

                        If you would like to contribute, and extend the toolkit, here are some
                        things that are yet to be done

                        <li><b>Obtain format specifications for more Makernotes</b></li>
                        <li>Find out definitions of Print Image Matching Info tags</li>
                        <li>Obtain a copy of the Photoshop CS File Format Specification</li>
                        <li>Find out what the adobe-xap-filters tag means in XMP</li>
                        <li>Fully Test Functions to write EXIF data</li>
                        <li>Test the use of EXIF functions on TIFF Files - only JPEG's tested so far</li>
                        <li>Figure out a way to allow EXIF to function normally with HTTP and FTP wrappers</li>
                        <li>Implement decoding of Adobe segment</li>
                        <li>Find definition of Ducky segment and implement decoding</li>
                        <li>Implement decoding of Apple plist segment</li>
                        <li>Implement decoding of ICC Profiles</li>
                        <li>Implement EXIF decoding of Device Setting Description field</li>
                        <li>Implement EXIF decoding of SpatialFrequencyResponse field</li>
                        <li>Implement EXIF decoding of User comment</li>
                        <li>Implement EXIF decoding of OECF field</li>
                        <li>Implement EXIF decoding of SubjectArea field</li>
                        <li>Implement EXIF decoding of IFD datatype Float</li>
                        <li>Implement EXIF decoding of IFD datatype Double</li>
                        <li>Test those IPTC fields which are not used by Photoshop</li>
                        <li>Implement support for IPTC Extended Dataset record</li>
                        <li>Implement decoding of IPTC record 1:90 ( Coded Character Set )</li>
                        <li>Implement Display of Rasterised Caption for IPTC record 2:125</li>
                        <li>Implement JFIF Thumbnail display</li>
                        <li>Implement JFXX one and three bytes per pixel thumbnail decoding</li>
                        <li>Implement decoding for the many Photoshop IRB resources which are currently not supported</li>
                        <li>Find out what Photoshop IRB resources 1061, 1062 & 1064 are</li>
                        <li>Test whether the URL List field in Photoshop IRB works - No sample files available</li>
                        <li>Test get_Photoshop_IRB and put_Photoshop_IRB with multiple APP13 segments</li>
                        <li>Test the Unicode UTF-16 functions that have not been tested fully</li>
                        <li>Test the many RDF items that have not yet been tested - only those used by photoshop 7.0 and CS have been tested</li>
                        <li>Implement decoding of One Byte Per Pixel encoded JFXX Thumbnail</li>
                        <li>Implement decoding of Three Bytes Per Pixel encoded JFXX Thumbnail</li>

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