1 | <sect2>
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2 | <title>Contents</title>
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3 |
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4 | <para>The libjpeg package contains <command>cjpeg</command>,
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5 | <command>djpeg</command>, <command>jpegtran</command>,
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6 | <command>rdjpgcom</command>, <command>wrjpgcom</command> and
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7 | <filename>libjpeg</filename> libraries.</para>
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8 |
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9 | </sect2>
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10 |
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11 | <sect2><title>Description</title>
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12 |
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13 | <sect3><title>cjpeg</title>
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14 | <para><command>cjpeg</command> compresses image files to produce a
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15 | <acronym>JPEG</acronym>/<acronym>JFIF</acronym> file on the standard
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16 | output. Currently supported input file formats are:
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17 | <acronym>PPM</acronym> (PBMPLUS color
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18 | format), <acronym>PGM</acronym> (PBMPLUS gray-scale
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19 | format), <acronym>BMP</acronym>, and Targa.</para></sect3>
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20 |
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21 | <sect3><title>djpeg</title>
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22 | <para><command>djpeg</command> decompresses image files from
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23 | <acronym>JPEG/JFIF</acronym> format to either <acronym>PPM</acronym>
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24 | (PBMPLUS color format), <acronym>PGM</acronym> (PBMPLUS gray-scale
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25 | format), <acronym>BMP</acronym>, or Targa
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26 | format.</para></sect3>
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27 |
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28 | <sect3><title>jpegtran</title>
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29 | <para><command>jpegtran</command> is used for lossless transformation of
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30 | <acronym>JPEG</acronym> files.</para></sect3>
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31 |
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32 | <sect3><title>rdjpgcom</title>
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33 | <para><command>rdjpgcom</command> displays text comments from within a
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34 | <acronym>JPEG</acronym> file.</para></sect3>
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35 |
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36 | <sect3><title>wrjpgcom</title>
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37 | <para><command>wrjpgcom</command> inserts text comments into a
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38 | <acronym>JPEG</acronym> file.</para></sect3>
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39 |
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40 | <sect3><title>jpeg libraries</title>
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41 | <para>These libraries are used by many programs for reading and writing
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42 | jpeg format files.</para></sect3>
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43 |
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44 | </sect2>
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45 |
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