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1 <!-- Creator : groff version 1.18.1 --> |
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2 <!-- CreationDate: Mon Mar 13 18:03:12 2006 --> |
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4 <head> |
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5 <meta name="generator" content="groff -Thtml, see www.gnu.org"> |
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6 <meta name="Content-Style" content="text/css"> |
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7 <title>PPM2TIFF</title> |
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8 </head> |
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9 <body> |
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10 |
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11 <h1 align=center>PPM2TIFF</h1> |
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12 <a href="#NAME">NAME</a><br> |
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13 <a href="#SYNOPSIS">SYNOPSIS</a><br> |
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14 <a href="#DESCRIPTION">DESCRIPTION</a><br> |
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15 <a href="#OPTIONS">OPTIONS</a><br> |
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16 <a href="#SEE ALSO">SEE ALSO</a><br> |
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17 |
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18 <hr> |
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19 <a name="NAME"></a> |
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20 <h2>NAME</h2> |
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23 cols="2" cellspacing="0" cellpadding="0"> |
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25 <td width="8%"></td> |
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26 <td width="91%"> |
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27 <p>ppm2tiff − create a <small>TIFF</small> file from |
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28 <small>PPM, PGM</small> and <small>PBM</small> image |
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29 files</p> |
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30 </td> |
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31 </table> |
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32 <a name="SYNOPSIS"></a> |
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33 <h2>SYNOPSIS</h2> |
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34 <!-- INDENTATION --> |
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37 <tr valign="top" align="left"> |
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38 <td width="8%"></td> |
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39 <td width="91%"> |
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40 <p><b>ppm2tiff</b> [ <i>options</i> ] [ <i>input.ppm</i> ] |
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41 <i>output.tif</i></p> |
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42 </td> |
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43 </table> |
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44 <a name="DESCRIPTION"></a> |
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45 <h2>DESCRIPTION</h2> |
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46 <!-- INDENTATION --> |
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51 <td width="91%"> |
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52 <p><i>ppm2tiff</i> converts a file in the <small>PPM, |
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53 PGM</small> and <small>PBM</small> image formats to |
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54 <small>TIFF.</small> By default, the <small>TIFF</small> |
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55 image is created with data samples packed |
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56 (<i>PlanarConfiguration</i>=1), compressed with the Packbits |
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57 algorithm (<i>Compression</i>=32773), and with each strip no |
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58 more than 8 kilobytes. These characteristics can be |
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59 overridden, or explicitly specified with the options |
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60 described below</p> |
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61 <!-- INDENTATION --> |
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62 <p>If the <small>PPM</small> file contains greyscale data, |
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63 then the <i>PhotometricInterpretation</i> tag is set to 1 |
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64 (min-is-black), otherwise it is set to 2 (RGB).</p> |
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65 <!-- INDENTATION --> |
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66 <p>If no <small>PPM</small> file is specified on the command |
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67 line, <i>ppm2tiff</i> will read from the standard input.</p> |
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68 </td> |
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69 </table> |
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70 <a name="OPTIONS"></a> |
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71 <h2>OPTIONS</h2> |
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72 <!-- TABS --> |
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73 <table width="100%" border=0 rules="none" frame="void" |
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74 cols="5" cellspacing="0" cellpadding="0"> |
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76 <td width="10%"></td> |
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77 <td width="3%"> |
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78 |
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79 <p><b>−c</b></p> |
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80 </td> |
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81 <td width="5%"></td> |
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82 <td width="80%"> |
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83 |
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84 <p>Specify a compression scheme to use when writing image |
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85 data: <b>none</b> for no compression, <b>packbits</b> for |
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86 PackBits compression (will be used by default), <b>lzw</b> |
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87 for Lempel-Ziv & Welch compression, <b>jpeg</b> for |
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88 baseline JPEG compression, <b>zip</b> for Deflate |
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89 compression, <b>g3</b> for CCITT Group 3 (T.4) compression, |
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90 and <b>g4</b> for CCITT Group 4 (T.6) compression.</p> |
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91 </td> |
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92 <td width="0%"> |
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93 </td> |
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94 <tr valign="top" align="left"> |
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95 <td width="10%"></td> |
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96 <td width="3%"> |
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97 |
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98 <p><b>−r</b></p> |
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99 </td> |
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100 <td width="5%"></td> |
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101 <td width="80%"> |
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102 |
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103 <p>Write data with a specified number of rows per strip; by |
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104 default the number of rows/strip is selected so that each |
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105 strip is approximately 8 kilobytes.</p> |
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106 </td> |
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107 <td width="0%"> |
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108 </td> |
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109 <tr valign="top" align="left"> |
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110 <td width="10%"></td> |
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111 <td width="3%"> |
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112 |
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113 <p><b>−R</b></p> |
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114 </td> |
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115 <td width="5%"></td> |
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116 <td width="80%"> |
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117 |
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118 <p>Mark the resultant image to have the specified X and Y |
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119 resolution (in dots/inch).</p> |
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120 </td> |
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121 <td width="0%"> |
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122 </td> |
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123 </table> |
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124 <a name="SEE ALSO"></a> |
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125 <h2>SEE ALSO</h2> |
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126 <!-- INDENTATION --> |
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130 <td width="8%"></td> |
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131 <td width="91%"> |
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132 <p><b>tiffinfo</b>(1), <b>tiffcp</b>(1), |
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133 <b>tiffmedian</b>(1), <b>libtiff</b>(3)</p> |
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134 <!-- INDENTATION --> |
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135 <p>Libtiff library home page: |
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136 <b>http://www.remotesensing.org/libtiff/</b></p> |
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137 </td> |
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138 </table> |
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139 <hr> |
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140 </body> |
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141 </html> |