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<title>BMP Tags</title>
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<h2 class=top>BMP Tags</h2>
<p>There really isn't much meta information in a BMP file as such, just a bit
of image related information.</p>
<blockquote>
<table class=frame><tr><td>
<table class=inner cellspacing=1>
<tr class=h><th>Index1</th><th>Tag Name</th>
<th>Writable</th><th>Values / <span class=n>Notes</span></th></tr>
<tr>
<td class=r title='4 = 0x4'>4</td>
<td>ImageWidth</td>
<td class=c>N</td>
<td> </td></tr>
<tr class=b>
<td class=r title='8 = 0x8'>8</td>
<td>ImageHeight</td>
<td class=c>N</td>
<td> </td></tr>
<tr>
<td class=r title='12 = 0xc'>12</td>
<td>Planes</td>
<td class=c>N</td>
<td> </td></tr>
<tr class=b>
<td class=r title='14 = 0xe'>14</td>
<td>BitDepth</td>
<td class=c>N</td>
<td> </td></tr>
<tr>
<td class=r title='16 = 0x10'>16</td>
<td>Compression</td>
<td class=c>N</td>
<td><table class=cols><tr>
<td>0 = None
<br>1 = 8-Bit RLE
<br>2 = 4-Bit RLE</td><td> </td>
<td>3 = Bitfields
<br>4 = JPEG
<br>5 = PNG</td></tr></table>
</td></tr>
<tr class=b>
<td class=r title='20 = 0x14'>20</td>
<td>ImageLength</td>
<td class=c>N</td>
<td> </td></tr>
<tr>
<td class=r title='24 = 0x18'>24</td>
<td>PixelsPerMeterX</td>
<td class=c>N</td>
<td> </td></tr>
<tr class=b>
<td class=r title='28 = 0x1c'>28</td>
<td>PixelsPerMeterY</td>
<td class=c>N</td>
<td> </td></tr>
<tr>
<td class=r title='32 = 0x20'>32</td>
<td>NumColors</td>
<td class=c>N</td>
<td> </td></tr>
<tr class=b>
<td class=r title='36 = 0x24'>36</td>
<td>NumImportantColors</td>
<td class=c>N</td>
<td> </td></tr>
</table></td></tr></table></blockquote>
<h2><a name='OS2'>BMP OS2 Tags</a></h2>
<p>Information extracted from OS/2-format BMP images.</p>
<blockquote>
<table class=frame><tr><td>
<table class=inner cellspacing=1>
<tr class=h><th>Index1</th><th>Tag Name</th>
<th>Writable</th><th>Values / <span class=n>Notes</span></th></tr>
<tr>
<td class=r title='4 = 0x4'>4</td>
<td>ImageWidth</td>
<td class=c>N</td>
<td> </td></tr>
<tr class=b>
<td class=r title='6 = 0x6'>6</td>
<td>ImageHeight</td>
<td class=c>N</td>
<td> </td></tr>
<tr>
<td class=r title='8 = 0x8'>8</td>
<td>Planes</td>
<td class=c>N</td>
<td> </td></tr>
<tr class=b>
<td class=r title='10 = 0xa'>10</td>
<td>BitDepth</td>
<td class=c>N</td>
<td> </td></tr>
</table></td></tr></table></blockquote>
<hr>
(This document generated automatically by Image::ExifTool::BuildTagLookup)
<br><i>Last revised Jan 21, 2010</i>
<p class=lf><a href='index.html'><-- ExifTool Tag Names</a></p>
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