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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <title>BMP Tags</title> <link rel=stylesheet type='text/css' href='style.css' title='Style'> </head> <body> <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> </body> </html>