tiffcmp.1.html 4.3 KB

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  1. <!-- Creator : groff version 1.18.1 -->
  2. <!-- CreationDate: Sat Feb 24 18:37:19 2007 -->
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  7. <title>TIFFCMP</title>
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  9. <body>
  10. <h1 align=center>TIFFCMP</h1>
  11. <a href="#NAME">NAME</a><br>
  12. <a href="#SYNOPSIS">SYNOPSIS</a><br>
  13. <a href="#DESCRIPTION">DESCRIPTION</a><br>
  14. <a href="#OPTIONS">OPTIONS</a><br>
  15. <a href="#BUGS">BUGS</a><br>
  16. <a href="#SEE ALSO">SEE ALSO</a><br>
  17. <hr>
  18. <a name="NAME"></a>
  19. <h2>NAME</h2>
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  26. <p>tiffcmp &minus; compare two <small>TIFF</small> files</p>
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  29. <a name="SYNOPSIS"></a>
  30. <h2>SYNOPSIS</h2>
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  37. <p><b>tiffcmp</b> [ <i>options</i> ] <i>file1.tif
  38. file2.tif</i></p>
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  41. <a name="DESCRIPTION"></a>
  42. <h2>DESCRIPTION</h2>
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  49. <p><i>Tiffcmp</i> compares the tags and data in two files
  50. created according to the Tagged Image File Format, Revision
  51. 6.0. The schemes used for compressing data in each file are
  52. immaterial when data are compared&minus;data are compared on
  53. a scanline-by-scanline basis after decompression. Most
  54. directory tags are checked; notable exceptions are:
  55. <i>GrayResponseCurve</i>, <i>ColorResponseCurve</i>, and
  56. <i>ColorMap</i> tags. Data will not be compared if any of
  57. the <i>BitsPerSample</i>, <i>SamplesPerPixel</i>, or
  58. <i>ImageWidth</i> values are not equal. By default,
  59. <i>tiffcmp</i> will terminate if it encounters any
  60. difference.</p>
  61. </td>
  62. </table>
  63. <a name="OPTIONS"></a>
  64. <h2>OPTIONS</h2>
  65. <!-- TABS -->
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  71. <p><b>&minus;l</b></p>
  72. </td>
  73. <td width="5%"></td>
  74. <td width="80%">
  75. <p>List each byte of image data that differs between the
  76. files.</p>
  77. </td>
  78. <td width="0%">
  79. </td>
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  87. <p><b>&minus;z</b> <i>number</i></p></td>
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  94. <td width="80%">
  95. <p>List specified number of image data bytes that differs
  96. between the files.</p>
  97. </td>
  98. </table>
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  105. <p><b>&minus;t</b></p>
  106. </td>
  107. <td width="11%"></td>
  108. <td width="52%">
  109. <p>Ignore any differences in directory tags.</p>
  110. </td>
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  114. <a name="BUGS"></a>
  115. <h2>BUGS</h2>
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  122. <p>Tags that are not recognized by the library are not
  123. compared; they may also generate spurious diagnostics.</p>
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  125. <p>The image data of tiled files is not compared, since the
  126. <i>TIFFReadScanline()</i> function is used. An error will be
  127. reported for tiled files.</p>
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  129. <p>The pixel and/or sample number reported in differences
  130. may be off in some exotic cases.</p>
  131. </td>
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  133. <a name="SEE ALSO"></a>
  134. <h2>SEE ALSO</h2>
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  141. <p><b>pal2rgb</b>(1), <b>tiffcp</b>(1),
  142. <b>tiffmedian</b>(1), <b>libtiff</b>(3TIFF)</p>
  143. <!-- INDENTATION -->
  144. <p>Libtiff library home page:
  145. <b>http://www.simplesystems.org/libtiff/</b></p>
  146. </td>
  147. </table>
  148. <hr>
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