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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='0 = 0x0'>0</td>
<td>BMPVersion</td>
<td class=c>no</td>
<td><span class=s><span class=n>(this is actually the size of the BMP header, but used to determine the BMP
version)</span>
<br>40 = Windows V3
<br>68 = AVI BMP structure?
<br>108 = Windows V4
<br>124 = Windows V5</span></td></tr>
<tr class=b>
<td class=r title='4 = 0x4'>4</td>
<td>ImageWidth</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='8 = 0x8'>8</td>
<td>ImageHeight</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='12 = 0xc'>12</td>
<td>Planes</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='14 = 0xe'>14</td>
<td>BitDepth</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='16 = 0x10'>16</td>
<td>Compression</td>
<td class=c>no</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>
<td class=r title='20 = 0x14'>20</td>
<td>ImageLength</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='24 = 0x18'>24</td>
<td>PixelsPerMeterX</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='28 = 0x1c'>28</td>
<td>PixelsPerMeterY</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='32 = 0x20'>32</td>
<td>NumColors</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='36 = 0x24'>36</td>
<td>NumImportantColors</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='40 = 0x28'>40</td>
<td>RedMask</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='44 = 0x2c'>44</td>
<td>GreenMask</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='48 = 0x30'>48</td>
<td>BlueMask</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='52 = 0x34'>52</td>
<td>AlphaMask</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='56 = 0x38'>56</td>
<td>ColorSpace</td>
<td class=c>no</td>
<td><table class=cols><tr>
<td>0 = Calibrated RGB
<br>1 = Device RGB
<br>2 = Device CMYK
<br>'LINK' = Linked Color Profile
<br>'MBED' = Embedded Color Profile
<br>'Win ' = Windows Color Space
<br>'sRGB' = sRGB</td></tr></table>
</td></tr>
<tr>
<td class=r title='60 = 0x3c'>60</td>
<td>RedEndpoint</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='72 = 0x48'>72</td>
<td>GreenEndpoint</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='84 = 0x54'>84</td>
<td>BlueEndpoint</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='96 = 0x60'>96</td>
<td>GammaRed</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='100 = 0x64'>100</td>
<td>GammaGreen</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='104 = 0x68'>104</td>
<td>GammaBlue</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='108 = 0x6c'>108</td>
<td>RenderingIntent</td>
<td class=c>no</td>
<td><span class=s>1 = Graphic (LCS_GM_BUSINESS)
<br>2 = Proof (LCS_GM_GRAPHICS)
<br>4 = Picture (LCS_GM_IMAGES)
<br>8 = Absolute Colorimetric (LCS_GM_ABS_COLORIMETRIC)</span></td></tr>
<tr class=b>
<td class=r title='112 = 0x70'>112</td>
<td>ProfileDataOffset</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='116 = 0x74'>116</td>
<td>ProfileSize</td>
<td class=c>no</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='0 = 0x0'>0</td>
<td>BMPVersion</td>
<td class=c>no</td>
<td><span class=s><span class=n>(again, the header size is used to determine the BMP version)</span>
<br>12 = OS/2 V1
<br>64 = OS/2 V2</span></td></tr>
<tr class=b>
<td class=r title='4 = 0x4'>4</td>
<td>ImageWidth</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='6 = 0x6'>6</td>
<td>ImageHeight</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td class=r title='8 = 0x8'>8</td>
<td>Planes</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td class=r title='10 = 0xa'>10</td>
<td>BitDepth</td>
<td class=c>no</td>
<td> </td></tr>
</table></td></tr></table></blockquote>
<h2><a name='Extra'>BMP Extra Tags</a></h2>
<p>Extra information extracted from some BMP images.</p>
<blockquote>
<table class=frame><tr><td>
<table class=inner cellspacing=1>
<tr class=h><th>Tag Name</th>
<th>Writable</th><th>Values / <span class=n>Notes</span></th></tr>
<tr>
<td>EmbeddedJPG</td>
<td class=c>no</td>
<td> </td></tr>
<tr class=b>
<td>EmbeddedPNG</td>
<td class=c>no</td>
<td> </td></tr>
<tr>
<td>ICC_Profile</td>
<td class=c>-</td>
<td>--> <a href='ICC_Profile.html'>ICC_Profile Tags</a></td></tr>
<tr class=b>
<td>LinkedProfileName</td>
<td class=c>no</td>
<td> </td></tr>
</table></td></tr></table></blockquote>
<hr>
(This document generated automatically by Image::ExifTool::BuildTagLookup)
<br><i>Last revised Dec 7, 2016</i>
<p class=lf><a href='index.html'><-- ExifTool Tag Names</a></p>
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