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46 lines
1.5 KiB
XML
46 lines
1.5 KiB
XML
<sect2>
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<title>Contents</title>
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<para>The libjpeg package contains <command>cjpeg</command>,
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<command>djpeg</command>, <command>jpegtran</command>,
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<command>rdjpgcom</command>, <command>wrjpgcom</command> and
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<filename>libjpeg</filename> libraries.</para>
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</sect2>
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<sect2><title>Description</title>
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<sect3><title>cjpeg</title>
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<para><command>cjpeg</command> compresses image files to produce a
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<acronym>JPEG</acronym>/<acronym>JFIF</acronym> file on the standard
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output. Currently supported input file formats are:
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<acronym>PPM</acronym> (PBMPLUS color
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format), <acronym>PGM</acronym> (PBMPLUS gray-scale
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format), <acronym>BMP</acronym>, and Targa.</para></sect3>
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<sect3><title>djpeg</title>
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<para><command>djpeg</command> decompresses image files from
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<acronym>JPEG/JFIF</acronym> format to either <acronym>PPM</acronym>
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(PBMPLUS color format), <acronym>PGM</acronym> (PBMPLUS gray-scale
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format), <acronym>BMP</acronym>, or Targa
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format.</para></sect3>
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<sect3><title>jpegtran</title>
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<para><command>jpegtran</command> is used for lossless transformation of
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<acronym>JPEG</acronym> files.</para></sect3>
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<sect3><title>rdjpgcom</title>
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<para><command>rdjpgcom</command> displays text comments from within a
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<acronym>JPEG</acronym> file.</para></sect3>
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<sect3><title>wrjpgcom</title>
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<para><command>wrjpgcom</command> inserts text comments into a
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<acronym>JPEG</acronym> file.</para></sect3>
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<sect3><title>jpeg libraries</title>
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<para>These libraries are used by many programs for reading and writing
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jpeg format files.</para></sect3>
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</sect2>
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