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<div class="section" id="module-colour.models.dataset.v_gamut">
<span id="colour-models-dataset-v-gamut-module"></span><h1>colour.models.dataset.v_gamut Module<a class="headerlink" href="#module-colour.models.dataset.v_gamut" title="Permalink to this headline">¶</a></h1>
<div class="section" id="v-gamut-colourspace">
<h2>V-Gamut Colourspace<a class="headerlink" href="#v-gamut-colourspace" title="Permalink to this headline">¶</a></h2>
<p>Defines the <em>V-Gamut</em> colourspace:</p>
<ul class="simple">
<li><a class="reference internal" href="#colour.models.dataset.v_gamut.V_GAMUT_COLOURSPACE" title="colour.models.dataset.v_gamut.V_GAMUT_COLOURSPACE"><tt class="xref py py-attr docutils literal"><span class="pre">V_GAMUT_COLOURSPACE</span></tt></a>.</li>
</ul>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<p class="last"><a class="reference external" href="http://nbviewer.ipython.org/github/colour-science/colour-ipython/blob/master/notebooks/models/rgb.ipynb">RGB Colourspaces IPython Notebook</a></p>
</div>
<p class="rubric">References</p>
<table class="docutils footnote" frame="void" id="id1" rules="none">
<colgroup><col class="label" /><col /></colgroup>
<tbody valign="top">
<tr><td class="label">[1]</td><td>Panasonic. (2014). VARICAM V-Log/V-Gamut. Retrieved from
<a class="reference external" href="http://pro-av.panasonic.net/en/varicam/common/pdf/VARICAM_V-Log_V-Gamut.pdf">http://pro-av.panasonic.net/en/varicam/common/pdf/VARICAM_V-Log_V-Gamut.pdf</a></td></tr>
</tbody>
</table>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.V_GAMUT_PRIMARIES">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_GAMUT_PRIMARIES</tt><em class="property"> = array([[ 0.73 , 0.28 ], [ 0.165, 0.84 ], [ 0.1 , -0.03 ]])</em><a class="headerlink" href="#colour.models.dataset.v_gamut.V_GAMUT_PRIMARIES" title="Permalink to this definition">¶</a></dt>
<dd><p><em>V-Gamut</em> colourspace primaries.</p>
<p>V_GAMUT_PRIMARIES : ndarray, (3, 2)</p>
</dd></dl>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.V_GAMUT_ILLUMINANT">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_GAMUT_ILLUMINANT</tt><em class="property"> = u'D65'</em><a class="headerlink" href="#colour.models.dataset.v_gamut.V_GAMUT_ILLUMINANT" title="Permalink to this definition">¶</a></dt>
<dd><p><em>V-Gamut</em> colourspace whitepoint name as illuminant.</p>
<p>V_GAMUT_WHITEPOINT : unicode</p>
</dd></dl>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.V_GAMUT_WHITEPOINT">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_GAMUT_WHITEPOINT</tt><em class="property"> = (0.31271, 0.32902)</em><a class="headerlink" href="#colour.models.dataset.v_gamut.V_GAMUT_WHITEPOINT" title="Permalink to this definition">¶</a></dt>
<dd><p><em>V-Gamut</em> colourspace whitepoint.</p>
<p>V_GAMUT_WHITEPOINT : tuple</p>
</dd></dl>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.V_GAMUT_TO_XYZ_MATRIX">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_GAMUT_TO_XYZ_MATRIX</tt><em class="property"> = array([[ 0.679644, 0.152211, 0.1186 ], [ 0.260686, 0.774894, -0.03558 ], [-0.00931 , -0.004612, 1.10298 ]])</em><a class="headerlink" href="#colour.models.dataset.v_gamut.V_GAMUT_TO_XYZ_MATRIX" title="Permalink to this definition">¶</a></dt>
<dd><p><em>V-Gamut</em> colourspace to <em>CIE XYZ</em> tristimulus values matrix.</p>
<p>V_GAMUT_TO_XYZ_MATRIX : array_like, (3, 3)</p>
</dd></dl>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.XYZ_TO_V_GAMUT_MATRIX">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">XYZ_TO_V_GAMUT_MATRIX</tt><em class="property"> = array([[ 1.58901292, -0.31320394, -0.18096496], [-0.53405454, 1.39601224, 0.10245787], [ 0.0111794 , 0.0031936 , 0.90553569]])</em><a class="headerlink" href="#colour.models.dataset.v_gamut.XYZ_TO_V_GAMUT_MATRIX" title="Permalink to this definition">¶</a></dt>
<dd><p><em>CIE XYZ</em> tristimulus values to <em>V-Gamut</em> colourspace matrix.</p>
<p>XYZ_TO_V_GAMUT_MATRIX : array_like, (3, 3)</p>
</dd></dl>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.V_LOG_CONSTANTS">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_LOG_CONSTANTS</tt><em class="property"> = {'c': 0.241514, 'b': 0.00873, 'd': 0.598206, 'cut2': 0.181, 'cut1': 0.01}</em><a class="headerlink" href="#colour.models.dataset.v_gamut.V_LOG_CONSTANTS" title="Permalink to this definition">¶</a></dt>
<dd><p><em>V-Log</em> colourspace constants.</p>
<p>V_LOG_CONSTANTS : Structure</p>
</dd></dl>
<dl class="function">
<dt id="colour.models.dataset.v_gamut.V_LOG_TRANSFER_FUNCTION">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_LOG_TRANSFER_FUNCTION</tt><big>(</big><em>value</em><big>)</big><a class="headerlink" href="#colour.models.dataset.v_gamut.V_LOG_TRANSFER_FUNCTION" title="Permalink to this definition">¶</a></dt>
<dd><p>Transfer function from linear to <em>V-Log</em>.</p>
<p>V_LOG_TRANSFER_FUNCTION : object</p>
</dd></dl>
<dl class="function">
<dt id="colour.models.dataset.v_gamut.V_LOG_INVERSE_TRANSFER_FUNCTION">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_LOG_INVERSE_TRANSFER_FUNCTION</tt><big>(</big><em>value</em><big>)</big><a class="headerlink" href="#colour.models.dataset.v_gamut.V_LOG_INVERSE_TRANSFER_FUNCTION" title="Permalink to this definition">¶</a></dt>
<dd><p>Inverse transfer function from <em>V-Log</em> to linear.</p>
<p>V_LOG_INVERSE_TRANSFER_FUNCTION : object</p>
</dd></dl>
<dl class="data">
<dt id="colour.models.dataset.v_gamut.V_GAMUT_COLOURSPACE">
<tt class="descclassname">colour.models.dataset.v_gamut.</tt><tt class="descname">V_GAMUT_COLOURSPACE</tt><em class="property"> = <colour.models.rgb.RGB_Colourspace object at 0x2abef936d390></em><a class="headerlink" href="#colour.models.dataset.v_gamut.V_GAMUT_COLOURSPACE" title="Permalink to this definition">¶</a></dt>
<dd><p><em>V-Gamut</em> colourspace.</p>
<p>V_GAMUT_COLOURSPACE : RGB_Colourspace</p>
</dd></dl>
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