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<h1>include/gutenprint/channel.h File Reference</h1>Channel functions. <a href="#_details">More...</a>
<p>
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<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#90026b1db4586b08df148db41a676b50">stp_channel_reset</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#b4b4591b1709146874c0218bc0591255">stp_channel_reset_channel</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int channel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#f03151796a167ec708b5412a31ddced5">stp_channel_add</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, unsigned channel, unsigned subchannel, double value)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#748f1fc90c60e70016998953b1adcde2">stp_channel_get_value</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, unsigned channel, unsigned subchannel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#e7bd4572fb2ac86694555d0b827a2db9">stp_channel_set_density_adjustment</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int color, int subchannel, double adjustment)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#43188fd2c70d894e1e050277c1e4da35">stp_channel_get_density_adjustment</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int color, int subchannel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#68afca52a3f3c0c72c1ff0329ef245c7">stp_channel_set_ink_limit</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, double limit)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#fe8ad41148d568cb1d662064ec721ac1">stp_channel_get_ink_limit</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#59a4810ca297444fb16a5a1a1db319ed">stp_channel_set_cutoff_adjustment</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int color, int subchannel, double adjustment)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#f903f5318c045567f6aa3b6f1496b5ba">stp_channel_get_cutoff_adjustment</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int color, int subchannel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#1c1101b3f21368b26241a0db2877364e">stp_channel_set_black_channel</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int channel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#8a3cf94dfe1461bd0c8fb7464d5c99a6">stp_channel_get_black_channel</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#b09858181233a7777b2d49ca50a327c6">stp_channel_set_gloss_channel</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int channel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#7771fa6878d414b4cd3b08743aadc3fc">stp_channel_get_gloss_channel</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#774df9fbabb8fcd9241976cc50c9501d">stp_channel_set_gloss_limit</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, double limit)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#9231b8d3be7ec55dc657da2e6a5c406e">stp_channel_get_gloss_limit</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#9e2107aa3cc118db2b6540f939064fed">stp_channel_set_curve</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int channel, const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a> *curve)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#36feed643e8768ff93308980203a92be">stp_channel_get_curve</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, int channel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#4f0863196d55416aa58ea9815eb33312">stp_channel_set_gcr_curve</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a> *curve)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#c5c6578307d574f53c8f9110053fe9c5">stp_channel_get_gcr_curve</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#35b64c052b8dcfd4f1576b10d999e022">stp_channel_initialize</a> (<a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, <a class="el" href="structstp__image.html">stp_image_t</a> *image, int input_channel_count)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#4559ad54f7de2403438baab1c97789f7">stp_channel_convert</a> (const <a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v, unsigned *zero_mask)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">unsigned short * </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#c73acbaeb300c75912529c5064ea507a">stp_channel_get_input</a> (const <a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">unsigned short * </td><td class="memItemRight" valign="bottom"><a class="el" href="channel_8h.html#3ad58abee1208b328da69e49d230a54f">stp_channel_get_output</a> (const <a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> *v)</td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Channel functions.
<p>
<hr><h2>Function Documentation</h2>
<a class="anchor" name="f03151796a167ec708b5412a31ddced5"></a><!-- doxytag: member="channel.h::stp_channel_add" ref="f03151796a167ec708b5412a31ddced5" args="(stp_vars_t *v, unsigned channel, unsigned subchannel, double value)" -->
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<td class="memname">void stp_channel_add </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<td class="paramtype">unsigned </td>
<td class="paramname"> <em>channel</em>, </td>
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<td class="paramtype">unsigned </td>
<td class="paramname"> <em>subchannel</em>, </td>
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<td class="paramtype">double </td>
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<a class="anchor" name="4559ad54f7de2403438baab1c97789f7"></a><!-- doxytag: member="channel.h::stp_channel_convert" ref="4559ad54f7de2403438baab1c97789f7" args="(const stp_vars_t *v, unsigned *zero_mask)" -->
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<td class="memname">void stp_channel_convert </td>
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<td class="paramtype">const <a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<td class="paramtype">unsigned * </td>
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<a class="anchor" name="8a3cf94dfe1461bd0c8fb7464d5c99a6"></a><!-- doxytag: member="channel.h::stp_channel_get_black_channel" ref="8a3cf94dfe1461bd0c8fb7464d5c99a6" args="(stp_vars_t *v)" -->
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<td class="memname">int stp_channel_get_black_channel </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<a class="anchor" name="36feed643e8768ff93308980203a92be"></a><!-- doxytag: member="channel.h::stp_channel_get_curve" ref="36feed643e8768ff93308980203a92be" args="(stp_vars_t *v, int channel)" -->
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<td class="memname">const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a>* stp_channel_get_curve </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<td class="paramtype">int </td>
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<a class="anchor" name="f903f5318c045567f6aa3b6f1496b5ba"></a><!-- doxytag: member="channel.h::stp_channel_get_cutoff_adjustment" ref="f903f5318c045567f6aa3b6f1496b5ba" args="(stp_vars_t *v, int color, int subchannel)" -->
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<td class="memname">double stp_channel_get_cutoff_adjustment </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>color</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>subchannel</em></td><td> </td>
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<a class="anchor" name="43188fd2c70d894e1e050277c1e4da35"></a><!-- doxytag: member="channel.h::stp_channel_get_density_adjustment" ref="43188fd2c70d894e1e050277c1e4da35" args="(stp_vars_t *v, int color, int subchannel)" -->
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<td class="memname">double stp_channel_get_density_adjustment </td>
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<td class="paramtype">int </td>
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<td class="paramtype">int </td>
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<a class="anchor" name="c5c6578307d574f53c8f9110053fe9c5"></a><!-- doxytag: member="channel.h::stp_channel_get_gcr_curve" ref="c5c6578307d574f53c8f9110053fe9c5" args="(stp_vars_t *v)" -->
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<td class="memname">const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a>* stp_channel_get_gcr_curve </td>
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<a class="anchor" name="7771fa6878d414b4cd3b08743aadc3fc"></a><!-- doxytag: member="channel.h::stp_channel_get_gloss_channel" ref="7771fa6878d414b4cd3b08743aadc3fc" args="(stp_vars_t *v)" -->
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<td class="memname">int stp_channel_get_gloss_channel </td>
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<a class="anchor" name="9231b8d3be7ec55dc657da2e6a5c406e"></a><!-- doxytag: member="channel.h::stp_channel_get_gloss_limit" ref="9231b8d3be7ec55dc657da2e6a5c406e" args="(stp_vars_t *v)" -->
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<td class="memname">double stp_channel_get_gloss_limit </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<a class="anchor" name="fe8ad41148d568cb1d662064ec721ac1"></a><!-- doxytag: member="channel.h::stp_channel_get_ink_limit" ref="fe8ad41148d568cb1d662064ec721ac1" args="(stp_vars_t *v)" -->
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<td class="memname">double stp_channel_get_ink_limit </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<a class="anchor" name="c73acbaeb300c75912529c5064ea507a"></a><!-- doxytag: member="channel.h::stp_channel_get_input" ref="c73acbaeb300c75912529c5064ea507a" args="(const stp_vars_t *v)" -->
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<td class="memname">unsigned short* stp_channel_get_input </td>
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<a class="anchor" name="3ad58abee1208b328da69e49d230a54f"></a><!-- doxytag: member="channel.h::stp_channel_get_output" ref="3ad58abee1208b328da69e49d230a54f" args="(const stp_vars_t *v)" -->
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<td class="memname">unsigned short* stp_channel_get_output </td>
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<a class="anchor" name="748f1fc90c60e70016998953b1adcde2"></a><!-- doxytag: member="channel.h::stp_channel_get_value" ref="748f1fc90c60e70016998953b1adcde2" args="(stp_vars_t *v, unsigned channel, unsigned subchannel)" -->
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<td class="memname">double stp_channel_get_value </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td class="paramtype">unsigned </td>
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<td class="paramtype">unsigned </td>
<td class="paramname"> <em>subchannel</em></td><td> </td>
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<a class="anchor" name="35b64c052b8dcfd4f1576b10d999e022"></a><!-- doxytag: member="channel.h::stp_channel_initialize" ref="35b64c052b8dcfd4f1576b10d999e022" args="(stp_vars_t *v, stp_image_t *image, int input_channel_count)" -->
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<td class="memname">void stp_channel_initialize </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td></td>
<td class="paramtype"><a class="el" href="structstp__image.html">stp_image_t</a> * </td>
<td class="paramname"> <em>image</em>, </td>
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<td class="paramtype">int </td>
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<a class="anchor" name="90026b1db4586b08df148db41a676b50"></a><!-- doxytag: member="channel.h::stp_channel_reset" ref="90026b1db4586b08df148db41a676b50" args="(stp_vars_t *v)" -->
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<td class="memname">void stp_channel_reset </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<a class="anchor" name="b4b4591b1709146874c0218bc0591255"></a><!-- doxytag: member="channel.h::stp_channel_reset_channel" ref="b4b4591b1709146874c0218bc0591255" args="(stp_vars_t *v, int channel)" -->
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<td class="memname">void stp_channel_reset_channel </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>channel</em></td><td> </td>
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<a class="anchor" name="1c1101b3f21368b26241a0db2877364e"></a><!-- doxytag: member="channel.h::stp_channel_set_black_channel" ref="1c1101b3f21368b26241a0db2877364e" args="(stp_vars_t *v, int channel)" -->
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<td class="memname">void stp_channel_set_black_channel </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>channel</em></td><td> </td>
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<a class="anchor" name="9e2107aa3cc118db2b6540f939064fed"></a><!-- doxytag: member="channel.h::stp_channel_set_curve" ref="9e2107aa3cc118db2b6540f939064fed" args="(stp_vars_t *v, int channel, const stp_curve_t *curve)" -->
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<td class="memname">void stp_channel_set_curve </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
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<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>channel</em>, </td>
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<td></td>
<td class="paramtype">const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a> * </td>
<td class="paramname"> <em>curve</em></td><td> </td>
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<a class="anchor" name="59a4810ca297444fb16a5a1a1db319ed"></a><!-- doxytag: member="channel.h::stp_channel_set_cutoff_adjustment" ref="59a4810ca297444fb16a5a1a1db319ed" args="(stp_vars_t *v, int color, int subchannel, double adjustment)" -->
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<td class="memname">void stp_channel_set_cutoff_adjustment </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>color</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>subchannel</em>, </td>
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<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>adjustment</em></td><td> </td>
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<a class="anchor" name="e7bd4572fb2ac86694555d0b827a2db9"></a><!-- doxytag: member="channel.h::stp_channel_set_density_adjustment" ref="e7bd4572fb2ac86694555d0b827a2db9" args="(stp_vars_t *v, int color, int subchannel, double adjustment)" -->
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<td class="memname">void stp_channel_set_density_adjustment </td>
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<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"> <em>color</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>subchannel</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>adjustment</em></td><td> </td>
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<td></td>
<td>)</td>
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</tr>
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<a class="anchor" name="4f0863196d55416aa58ea9815eb33312"></a><!-- doxytag: member="channel.h::stp_channel_set_gcr_curve" ref="4f0863196d55416aa58ea9815eb33312" args="(stp_vars_t *v, const stp_curve_t *curve)" -->
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<td class="memname">void stp_channel_set_gcr_curve </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td></td>
<td class="paramtype">const <a class="el" href="group__curve.html#g375a2b23705fb0698ae1d823243c8524">stp_curve_t</a> * </td>
<td class="paramname"> <em>curve</em></td><td> </td>
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<td>)</td>
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<a class="anchor" name="b09858181233a7777b2d49ca50a327c6"></a><!-- doxytag: member="channel.h::stp_channel_set_gloss_channel" ref="b09858181233a7777b2d49ca50a327c6" args="(stp_vars_t *v, int channel)" -->
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<td class="memname">void stp_channel_set_gloss_channel </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>channel</em></td><td> </td>
</tr>
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<td></td>
<td>)</td>
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<a class="anchor" name="774df9fbabb8fcd9241976cc50c9501d"></a><!-- doxytag: member="channel.h::stp_channel_set_gloss_limit" ref="774df9fbabb8fcd9241976cc50c9501d" args="(stp_vars_t *v, double limit)" -->
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<td class="memname">void stp_channel_set_gloss_limit </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>limit</em></td><td> </td>
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<td>)</td>
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<a class="anchor" name="68afca52a3f3c0c72c1ff0329ef245c7"></a><!-- doxytag: member="channel.h::stp_channel_set_ink_limit" ref="68afca52a3f3c0c72c1ff0329ef245c7" args="(stp_vars_t *v, double limit)" -->
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<td class="memname">void stp_channel_set_ink_limit </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__vars.html#g2d49c94847d18d8b62a214995b14680f">stp_vars_t</a> * </td>
<td class="paramname"> <em>v</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>limit</em></td><td> </td>
</tr>
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<td>)</td>
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