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<ul class="navigation"><li class="prev"><a accesskey="p" class="prev" href="WSAB8CB237-5EFD-41b1-8313-7CCA14636B46a.html" title="混合图层和通道"><img src="images/blank.gif" alt="上一页" width="17" height="17" /></a></li><li class="next"><a accesskey="n" class="next" href="WSFC798FF0-F7E7-4792-814D-808CCC1DCBD3a.html" title="使用计算命令混合通道"><img src="images/blank.gif" alt="下一页" width="17" height="17" /></a></li></ul><div class="hierarchy"><a href="WSfd1234e1c4b69f30ea53e41001031ab64-7701a.html">选区和蒙版</a> /
     <a href="WSCB346BE1-FE43-4cbb-8606-B26EFF1298A9a.html"><b>通道计算</b></a> 
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                <h1>
                    使用应用图像命令混合通道
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                <div><div class="section"><p>可以使用“应用图像”命令，将一个图像的图层和通道（<dfn class="term">源</dfn>）与现用图像（<dfn class="term">目标</dfn>）的图层和通道混合。 </p>
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<ol><li class="stepexpand"><span>打开源图像和目标图像，并在目标图像中选择所需图层和通道。图像的像素尺寸必须与“应用图像”对话框中出现的图像名称匹配。</span> <div class="note"><span class="notetitle">注：  </span>如果两个图像的颜色模式不同（例如，一个图像是 RGB 颜色模式，而另一个图像是 CMYK 颜色模式），则可以对目标图层的复合通道应用单一通道（但不是源图像的复合通道）。 </div>
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<li class="stepexpand"><span>选取“图像”&gt;“应用图像”。</span></li>
<li class="stepexpand"><span>选取要与目标组合的源图像、图层和通道。要使用源图像中的所有图层，请选择“合并图层”。 </span></li>
<li class="stepexpand"><span>要在图像窗口中预览效果，请选择“预览”。</span></li>
<li class="stepexpand"><span>要在计算中使用通道内容的负片，请选择“反相”。</span></li>
<li class="stepexpand"><span>对于“混合”，选取一个混合选项。</span> <p>有关“相加”和“减去”选项的信息，请参阅<a href="WS359FFBCD-F419-447b-91E3-5CE7267037CAa.html">相加和减去混合模式</a>。有关其它混合选项的信息，请参阅<a href="WSfd1234e1c4b69f30ea53e41001031ab64-77e9a.html">混合模式列表</a>。</p>
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<li class="stepexpand"><span>输入不透明度值以指定效果的强度。 </span></li>
<li class="stepexpand"><span>如果只将结果应用到结果图层的不透明区域，请选择“保留透明区域”。</span></li>
<li class="stepexpand"><span>如果要通过蒙版应用混合，请选择“蒙版”。然后选择包含蒙版的图像和图层。对于“通道”，可以选择任何颜色通道或 Alpha 通道以用作蒙版。也可使用基于现用选区或选中图层（透明区域）边界的蒙版。选择“反相”反转通道的蒙版区域和未蒙版区域。</span></li>
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