haiku/docs/userguide/zh_CN/preferences/datatranslations.html
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* Authors:
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* Translators:
* Pengphei Han
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<title>数据转换</title>
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<div><span>用户指南</span></div>
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<li class="now"><img src="../../images/flags/zh_CN.png" alt="" />  中文 [中文]</li>
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<h2><img src="../../images/prefs-images/datatranslations-icon_64.png" alt="datatranslations-icon_64.png" width="64" height="64" />数据转换</h2>
<table summary="quickinfo" border="0" cellspacing="0" cellpadding="2">
<tr><td>桌面栏:</td><td style="width:15px;"></td><td><span class="menu">首选项</span></td></tr>
<tr><td>位置:</td><td></td><td><span class="path">/boot/system/preferences/DataTranslations</span></td></tr>
<tr><td>设置:
</td><td></td><td><span class="path">~/config/settings/*</span> - 在改变默认设置之后,每个解析器都将创建它自己的设置文件。<br />
<span class="path">~/config/settings/system/DataTranslations settings</span> - 保存了面板的窗口位置。</td></tr>
</table>
<p>每个程序都可以打开和保存任何安装了转换器的文件格式。而有关这些转换器的设置可以在数据转换首选项中进行配置。</p>
<p><br /></p>
<img src="../images/prefs-images/datatranslations.png" alt="datatranslations.png" />
<p>根据各自功能的不同,每个转换器具有不同的设置。 但是至少您可以使用 <span class="button">Info...</span> 按钮打开一个显示致谢名单和安装路径的窗口。<br />
下面的表格给出了默认转换器的概况和他们最常用的选项。</p>
<table summary="translators" border="0" cellpadding="2" cellspacing="0">
<tr><td><span class="menu">BMP Images</span></td><td>24位未压缩格式无透明效果</td></tr>
<tr><td><span class="menu">EXR Images</span></td><td><acronym title="Industrial Light &amp; Magic">ILM</acronym>的高动态范围图像格式HDR</td></tr>
<tr><td><span class="menu">GIF Images</span></td><td>8位无损压缩透明效果
<br />
您可以通过限制使用颜色和调色板的数量来减小文件大小。
<br />
通过使用自动的alpha频道或者设置三种原色的值您可以使用透明效果来处理图片。</td></tr>
<tr><td><span class="menu">JPEG2000 Images</span></td><td>24位压缩格式无透明效果
<br />
在这里,通常您只关心图像的输出效果。</td></tr>
<tr><td><span class="menu">JPEG Images</span></td><td>24位压缩格式无透明效果
<br />
除了输出质量,您也可以设置平滑处理,从而减轻压缩伪像,但是这将会是图像变得模糊。</td></tr>
<tr><td><span class="menu">PCX Images</span></td><td>24位未压缩格式无透明效果PC画笔交换格式</td></tr>
<tr><td><span class="menu">PNG Images</span></td><td>32位无损压缩透明效果</td></tr>
<tr><td><span class="menu">PPM Images</span></td><td>24位未压缩无透明效果便携式位图格式</td></tr>
<tr><td><span class="menu">RAW Images</span></td><td>48位未压缩格式无透明效果</td></tr>
<tr><td><span class="menu">RTF Text Files</span></td><td>格式化文本</td></tr>
<tr><td><span class="menu">SGI Images</span></td><td>24位可选无损压缩透明效果</td></tr>
<tr><td><span class="menu">StyledEdit Files</span></td><td>格式化文本</td></tr>
<tr><td><span class="menu">TGA Images</span></td><td>32位可选无损压缩透明效果</td></tr>
<tr><td><span class="menu">TIFF Images</span></td><td>24位可选无损压缩具有图层透明效果</td></tr>
<tr><td class="onelinetop"><span class="menu">WonderBrush Images</span></td><td>32位具有图层透明效果位图/矢量数据</td></tr>
</table>
<p><br /></p>
<div class="box-info">屏幕截图图表黑白图纸以及其他使用颜色很少图像包括小图片最好将它们保存为GIF256色或者PNG上万种颜色格式。例如JPEG格式引入了压缩伪像但是没有增加文件大小。</div>
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