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diff --git a/doc/spec2cie.html b/doc/spec2cie.html index 2780161..d973289 100644..100755 --- a/doc/spec2cie.html +++ b/doc/spec2cie.html @@ -11,12 +11,17 @@ <h3>Summary</h3> Convert spectral <a href="File_Formats.html#.ti3">.ti3</a> or <a href="File_Formats.html#.sp">.sp</a> readings into CIE XYZ and D50 - L*a*b* readings. Apply FWA, plot spectrums.<br> + L*a*b* readings. Apply FWA, plot spectrums. Convert to/from XRGA + standard.<br> This is assumed to be for a reflective media by default - i.e. that the input .ti3 or .sp file values are spectral reflectances, unless the input is marked as <span style="font-weight: bold;">DEVICE_CLASS</span> + + + + <span style="font-weight: bold;">EMISINPUT</span> (See the <a href="ti3_format.html">description of the .ti3 format</a>. This would have to be done manually, as no ArgyllCMS tools generate such @@ -29,52 +34,71 @@ + + + + output.[ti3|sp]<br> </span></small></tt><tt><small>-v - + + + + + Verbose mode<br> + <a href="A">-A NN|AX|AG|XA|XG|GA|GX</a> XRGA + conversion (default NN)<br> + </small></tt> <tt><small><small> <a href="#I">-I <i>illum</i></a> + - Verbose mode</small></tt><br> - <tt><small><small> <a href="spec2cie.html#I">-I <i>illum</i></a> - Override actual - instrument illuminant in .ti3 or .sp file:<br> + + + + + + + Override actual instrument illuminant in .ti3 or .sp file:<br> - A, C, D50, D50M2, - D65, F5, F8, F10 or file.sp<br> - + + A, C, D50, D50M2, D65, F5, F8, F10 or file.sp<br> + + + (only used in conjunction + with <span style="font-weight: bold;">-f</span>)<br> + </small></small></tt><tt><small><small> <a href="#f">-f [<i>illum</i>]</a> + + Use Fluorescent Whitening Agent compensation [simulated inst. + illum.:<br> + - (only used in conjunction with <span style="font-weight: - bold;">-f</span>)<br> - </small></small></tt><tt><small><small> <a - href="colprof.html#f">-f [<i>illum</i>]</a> - Use Fluorescent Whitening - Agent compensation [simulated inst. illum.:<br> - + M0, M1, M2, A, C, D50 (def.), + D50M2, D65, F5, F8, F10 or file.sp]<br> + </small></small></tt><tt><small><small><small> <a href="#i">-i + <i>illum</i></a> + - M0, M1, M2, A, C, D50 (def.), D50M2, D65, F5, F8, F10 or - file.sp]<br> - </small></small></tt><tt><small><small><small> <a - href="spec2cie.html#i">-i <i>illum</i></a> - Choose illuminant for - computation of CIE XYZ from spectral data & FWA:<br> + + + Choose illuminant for computation of CIE XYZ from spectral + data & FWA:<br> - A, C, D50 - (def.), D50M2, D65, F5, F8, F10 or file.sp<br> + + A, C, D50 (def.), D50M2, D65, F5, F8, F10 or file.sp<br> </small></small><a href="#o">-o <i>observ</i></a> @@ -82,20 +106,28 @@ - Choose CIE Observer for - spectral data:<br> + + + + + + + + + Choose CIE Observer for spectral data:<br> - - + + 1931_2 </small></tt><tt><small> + (def.)</small></tt><tt><small>, 1964_10, </small></tt><tt><small><tt><small>2012_2, - 1931_2 </small></tt><tt><small> (def.)</small></tt><tt><small>, - 1964_10, S&B 1955_2, shaw, J&V 1978_2 or file.cmf<br> - <a href="#p">-n</a> + 2012_10, </small></tt>S&B 1955_2, shaw, J&V 1978_2 + or file.cmf<br> + <a href="#p">-n</a> Don't output @@ -104,15 +136,25 @@ output + + + + spectral values<br> </small></tt><tt><small> <a href="#p">-p</a> - + + + + + Plot each values spectrum</small></tt><tt><br> </tt><tt> </tt><tt><small> <span style="font-style: italic;">input.[ti3|sp]</span> - Measurement file<br> + + Measurement file<br> <span style="font-style: italic;">output.[ti3</span>|sp] - Converted measurement file</small></tt><br> + Converted + measurement file</small></tt><br> <h3>Comments</h3> This program takes the (usually reflective) spectral data in a .ti3 or .sp file, converts them to XYZ and D50 L*a*b* and fills the @@ -131,12 +173,36 @@ output spectra don't have an illuminant, and will simply be converted to XYZ using the given observer. <br> <br> + <a name="A"></a>The <b>-A</b> parameter allows specifying a + conversion between the <a href="XRGA.html">XRGA</a> measurement + standards:<br> + <br> + The <b>NN</b> argument + disabled any conversion.<br> + The <b>AX</b> argument + converts from XRGA to XRDI<br> + The <b>AG</b> argument + converts from XRGA to GMDI<br> + The <b>XA</b> argument + converts from XRDI to XRGA<br> + The <b>XG</b> argument + converts from XRDI to GMDI<br> + The <b>GA</b> argument + converts from GMDI to XRGA<br> + The <b>GX</b> argument + converts from GMDI to XRDI<br> + <br> + A warning will be issued if the "from" setting doesn't match that + contained in the .ti3 file.<br> + <br> + (XRGA = Modern X-Rite, XRDI = Historical X-Rite, GMD = Historical + GretagMacbeth).<br> <br> <a name="I"></a>The <b>-I</b> parameter allows specifying a an illumination spectrum for the actual instrument illuminant, overriding that computed from the type of instrument (recorded in - the .ti3 file). This is rarely used. This parameter is can only be - used in combination with the <span style="font-weight: bold;">-f</span> + the .ti3 file). This is rarely used. This parameter can only be used + in combination with the <span style="font-weight: bold;">-f</span> flag. If a filename is specified instead, it will be assumed to be an Argyll specific <a href="File_Formats.html#.sp">.sp</a> custom spectrum file. Illuminant details are:<br> @@ -169,6 +235,10 @@ output + + + + <a href="colprof.html#f">colprof -f</a> for a fuller explanation. <br> <br> <a name="i"></a>The <b>-i</b> parameter allows specifying a @@ -218,14 +288,17 @@ output (the default).<br> <b>1964_10</b> selects the standard CIE 1964 10 degree observer.<br> + <b> 2012_2</b> selects the proposed CIE 2012 2 degree observer<br> + <b>2012_10</b> selects the proposed CIE 2012 10 degree + observer<br> <b>1955_2</b> selects the Stiles and Birch 1955 2 degree observer<br> <b>1978_2 </b>selects the Judd and Voss 1978 2 degree observer<br> <b>shaw</b> selects the Shaw and Fairchild 1997 2 degree observer<br> - <br> - or a .cmf file can be provided as an argument.<br> + <i><b>file.cmf</b></i> selects an observer specified by the + given <a href="File_Formats.html#.cmf">.cmf</a> file.<br> <br> Note that if an observer other than 1931 2 degree is chosen, the resulting ICC profile will not be standard, and cannot be freely |