http://fileformats.archiveteam.org/index.php?title=JPX&feed=atom&action=history
JPX - Revision history
2024-03-29T06:45:19Z
Revision history for this page on the wiki
MediaWiki 1.19.2
http://fileformats.archiveteam.org/index.php?title=JPX&diff=33646&oldid=prev
Jsummers: Category:JPEG (organization)
2019-10-16T17:27:58Z
<p>Category:JPEG (organization)</p>
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<td colspan='2' style="background-color: white; color:black;">Revision as of 17:27, 16 October 2019</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Category:Video]]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Category:Video]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Category:Box file format]]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Category:Box file format]]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">[[Category:JPEG (organization)]]</ins></div></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=29696&oldid=prev
Jsummers: Category:Box file format
2018-04-11T13:39:25Z
<p>Category:Box file format</p>
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<td colspan='2' style="background-color: white; color:black;">Revision as of 13:39, 11 April 2018</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Category:Video]]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Category:Video]]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">[[Category:Box file format]]</ins></div></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=26344&oldid=prev
Jsummers: /* Identification */
2016-09-02T18:28:08Z
<p><span dir="auto"><span class="autocomment">Identification</span></span></p>
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<td colspan='2' style="background-color: white; color:black;">Revision as of 18:28, 2 September 2016</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>JPX files begin with bytes <code>00 00 00 0c 6a 50 20 20 0d 0a 87 0a ?? ?? ?? ?? 66 74 79 70 6a 70 78 20</code>.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>JPX files begin with bytes <code>00 00 00 0c 6a 50 20 20 0d 0a 87 0a ?? ?? ?? ?? 66 74 79 70 6a 70 78 20</code>.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Note that some Adobe applications (most notably Adobe Photoshop) produce JPX images that erroneously start with the [[JP2]] byte sequence (i.e. the last 4 bytes in the string above are <code>6a 70 32 20</code>). This makes them (superficially) indistinguishable from JP2 images.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Note that some Adobe applications (most notably <ins class="diffchange diffchange-inline">[[</ins>Adobe Photoshop<ins class="diffchange diffchange-inline">]]</ins>) produce JPX images that erroneously start with the [[JP2]] byte sequence (i.e. the last 4 bytes in the string above are <code>6a 70 32 20</code>). This makes them (superficially) indistinguishable from JP2 images.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Specifications ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Specifications ==</div></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=19836&oldid=prev
Johanvanderknijff: /* Specifications */ Changed links on jpeg.org (which are broken) to old.jpeg.org
2014-12-02T11:43:39Z
<p><span dir="auto"><span class="autocomment">Specifications: </span> Changed links on jpeg.org (which are broken) to old.jpeg.org</span></p>
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<td colspan='2' style="background-color: white; color:black;">Revision as of 11:43, 2 December 2014</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Specifications ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Specifications ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* [http://<del class="diffchange diffchange-inline">www</del>.jpeg.org/public/15444-2annexm.pdf JPEG 2000 Part 2 (Extensions) Annex M]: JPX extended file format Syntax</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* [http://<ins class="diffchange diffchange-inline">old</ins>.jpeg.org/public/15444-2annexm.pdf JPEG 2000 Part 2 (Extensions) Annex M]: JPX extended file format Syntax</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* [http://<del class="diffchange diffchange-inline">www</del>.jpeg.org/public/15444-2annexn.pdf JPEG 2000 Part 2 (Extensions) Annex N]: JPX file format extended metadata definition and syntax</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* [http://<ins class="diffchange diffchange-inline">old</ins>.jpeg.org/public/15444-2annexn.pdf JPEG 2000 Part 2 (Extensions) Annex N]: JPX file format extended metadata definition and syntax</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* [http://<del class="diffchange diffchange-inline">www</del>.jpeg.org/jpeg2000/CDs15444.html JPEG 2000 Committee Drafts] → [http://<del class="diffchange diffchange-inline">www</del>.jpeg.org/public/fcd15444-2.pdf fcd15444-2.pdf]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* [http://<ins class="diffchange diffchange-inline">old</ins>.jpeg.org/jpeg2000/CDs15444.html JPEG 2000 Committee Drafts] → [http://<ins class="diffchange diffchange-inline">old</ins>.jpeg.org/public/fcd15444-2.pdf fcd15444-2.pdf]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=33160 ISO/IEC 15444-2] (not free to download)</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=33160 ISO/IEC 15444-2] (not free to download)</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td></tr>
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Johanvanderknijff
http://fileformats.archiveteam.org/index.php?title=JPX&diff=18346&oldid=prev
Jsummers at 00:26, 22 July 2014
2014-07-22T00:26:35Z
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<td colspan='2' style="background-color: white; color:black;">Revision as of 00:26, 22 July 2014</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|pronom={{PRONOM|fmt/151}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|pronom={{PRONOM|fmt/151}}</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">'''</del>[[JPX]]<del class="diffchange diffchange-inline">''' </del>is a complex and versatile image file format, defined in Part 2 of the [[JPEG 2000]] standard (ISO/IEC 15444-2).</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>[[JPX]] is a complex and versatile image file format, defined in Part 2 of the [[JPEG 2000]] standard (ISO/IEC 15444-2).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>It is an extension of [[JP2]] format. In addition to the JP2 feature set, JPX offers:</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>It is an extension of [[JP2]] format. In addition to the JP2 feature set, JPX offers:</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>== Sample <del class="diffchange diffchange-inline">images </del>==</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>== Sample <ins class="diffchange diffchange-inline">files </ins>==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.opf-labs.org/format-corpus/jp2k-formats/ JPEG 2000 sample images]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.opf-labs.org/format-corpus/jp2k-formats/ JPEG 2000 sample images]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=15726&oldid=prev
Jsummers at 17:54, 12 January 2014
2014-01-12T17:54:17Z
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|formattype=electronic</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|formattype=electronic</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|subcat=Graphics</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|subcat=Graphics</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>|subcat2=<del class="diffchange diffchange-inline">JPEG2000</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>|subcat2=<ins class="diffchange diffchange-inline">JPEG 2000</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|extensions={{ext|jpf}}, {{ext|jpx}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|extensions={{ext|jpf}}, {{ext|jpx}}</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|mimetypes={{mimetype|image/jpx}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|mimetypes={{mimetype|image/jpx}}</div></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=15538&oldid=prev
Dan Tobias at 17:58, 4 January 2014
2014-01-04T17:58:11Z
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|pronom={{PRONOM|fmt/151}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|pronom={{PRONOM|fmt/151}}</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>'''JPX''' is a complex and versatile image file format, defined in Part 2 of the [[JPEG 2000]] standard (ISO/IEC 15444-2).</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>'''<ins class="diffchange diffchange-inline">[[</ins>JPX<ins class="diffchange diffchange-inline">]]</ins>''' is a complex and versatile image file format, defined in Part 2 of the [[JPEG 2000]] standard (ISO/IEC 15444-2).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>It is an extension of [[JP2]] format. In addition to the JP2 feature set, JPX offers:</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>It is an extension of [[JP2]] format. In addition to the JP2 feature set, JPX offers:</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Editors' notes ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Editors' notes ==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>There must be a story behind why the JPX filename extension is .jpf instead of .jpx, but we have not been able to locate it. Perhaps it was originally intended to be .jpx, but was changed due to a conflict. The next most common use of .jpx seems to be for JBuilder project files.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>There must be a story behind why the JPX filename extension is .jpf instead of .jpx, but we have not been able to locate it. Perhaps it was originally intended to be .jpx, but was changed due to a conflict. The next most common use of .jpx seems to be for JBuilder project files.</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">[[Category:Video]]</ins></div></td></tr>
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Dan Tobias
http://fileformats.archiveteam.org/index.php?title=JPX&diff=15021&oldid=prev
Jsummers at 03:04, 6 December 2013
2013-12-06T03:04:56Z
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>JPX files begin with bytes <code>00 00 00 0c 6a 50 20 20 0d 0a 87 0a ?? ?? ?? ?? 66 74 79 70 6a 70 78 20</code>.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>JPX files begin with bytes <code>00 00 00 0c 6a 50 20 20 0d 0a 87 0a ?? ?? ?? ?? 66 74 79 70 6a 70 78 20</code>.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Note that some Adobe applications (most notably Adobe Photoshop) produce JPX images that erroneously start with the [[JP2]] <del class="diffchange diffchange-inline">(JPEG 2000 Part 1) </del>byte sequence (i.e. the last 4 bytes in the string above <del class="diffchange diffchange-inline">as </del><code>6a 70 32 20</code>. This makes them (superficially) indistinguishable from JP2 images.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Note that some Adobe applications (most notably Adobe Photoshop) produce JPX images that erroneously start with the [[JP2]] byte sequence (i.e. the last 4 bytes in the string above <ins class="diffchange diffchange-inline">are </ins><code>6a 70 32 20</code><ins class="diffchange diffchange-inline">)</ins>. This makes them (superficially) indistinguishable from JP2 images.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Specifications ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Specifications ==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.jpeg.org/public/15444-2annexm.pdf JPEG 2000 Part 2 (Extensions) Annex M]: JPX extended file format Syntax</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.jpeg.org/public/15444-2annexm.pdf JPEG 2000 Part 2 (Extensions) Annex M]: JPX extended file format Syntax</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.jpeg.org/public/15444-2annexn.pdf JPEG 2000 Part 2 (Extensions) Annex N]: JPX file format extended metadata definition and syntax</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.jpeg.org/public/15444-2annexn.pdf JPEG 2000 Part 2 (Extensions) Annex N]: JPX file format extended metadata definition and syntax</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* [http://www.jpeg.org/jpeg2000/CDs15444.html JPEG 2000 Committee Drafts]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* [http://www.jpeg.org/jpeg2000/CDs15444.html JPEG 2000 Committee Drafts<ins class="diffchange diffchange-inline">] → [http://www.jpeg.org/public/fcd15444-2.pdf fcd15444-2.pdf</ins>]</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* ISO/IEC 15444-2</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* <ins class="diffchange diffchange-inline">[http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=33160 </ins>ISO/IEC 15444-2<ins class="diffchange diffchange-inline">] (not free to download)</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=15004&oldid=prev
Jsummers at 02:31, 5 December 2013
2013-12-05T02:31:08Z
<p></p>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* ISO/IEC 15444-2</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* ISO/IEC 15444-2</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.itu.int/rec/T-REC-T.801/en ITU-T Rec. T.801] (not free to download)</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del style="color: red; font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2"> </td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del style="color: red; font-weight: bold; text-decoration: none;">== GMLJP2 ==</del></div></td><td colspan="2"> </td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del style="color: red; font-weight: bold; text-decoration: none;">[[GMLJP2]] is a metadata standard that allows one to include geospatial metadata in georeferenced JPX images. </del></div></td><td colspan="2"> </td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample images ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample images ==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.opf-labs.org/format-corpus/jp2k-formats/ JPEG 2000 sample images]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.opf-labs.org/format-corpus/jp2k-formats/ JPEG 2000 sample images]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">== Related formats ==</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* [[GMLJP2]] is a metadata standard that allows one to include geospatial metadata in georeferenced JPX images. </ins></div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td></tr>
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Jsummers
http://fileformats.archiveteam.org/index.php?title=JPX&diff=14317&oldid=prev
Johanvanderknijff: /* Identification */
2013-10-21T15:28:34Z
<p><span dir="auto"><span class="autocomment">Identification</span></span></p>
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<td colspan='2' style="background-color: white; color:black;">Revision as of 15:28, 21 October 2013</td>
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<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Identification ==</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>== Identification ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>JPX files begin with bytes <code>00 00 00 0c 6a 50 20 20 0d 0a 87 0a <del class="diffchange diffchange-inline">00 00 00 14 </del>66 74 79 70 6a 70 78 20</code>.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>JPX files begin with bytes <code>00 00 00 0c 6a 50 20 20 0d 0a 87 0a <ins class="diffchange diffchange-inline">?? ?? ?? ?? </ins>66 74 79 70 6a 70 78 20</code>.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Note that some Adobe applications (most notably Adobe Photoshop) produce JPX images that erroneously start with the [[JP2]] (JPEG 2000 Part 1) byte sequence (i.e. the last 4 bytes in the string above as <code>6a 70 32 20</code>. This makes them (superficially) indistinguishable from JP2 images.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Note that some Adobe applications (most notably Adobe Photoshop) produce JPX images that erroneously start with the [[JP2]] (JPEG 2000 Part 1) byte sequence (i.e. the last 4 bytes in the string above as <code>6a 70 32 20</code>. This makes them (superficially) indistinguishable from JP2 images.</div></td></tr>
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Johanvanderknijff