PixelFormat

喜欢ヅ旅行 2022-08-08 06:11 128阅读 0赞

# PixelFormat 枚举: #

指定图像中每个像素的颜色数据的格式。

**命名空间：** [System.Drawing.Imaging][]  
**程序集：** System.Drawing（在 System.Drawing.dll 中）

## 语法 ##

C\#

[C++][C]

[F\#][F]

[VB][]

public enum PixelFormat

### 成员 ###

<table style="border-collapse:collapse; margin-bottom:20px; margin-top:20px; padding:0px; width:1009px; border:1px solid rgb(187,187,187)"> 
 <tbody> 
 <tr> 
 <th style="padding:10px 8px; color:rgb(99,99,99); border:1px solid rgb(187,187,187); font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; background-color:rgb(237,237,237)"> &nbsp;</th> 
 <th style="padding:10px 8px; color:rgb(99,99,99); border:1px solid rgb(187,187,187); font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; background-color:rgb(237,237,237)"> 成员名称</th> 
 <th style="padding:10px 8px; color:rgb(99,99,99); border:1px solid rgb(187,187,187); font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; background-color:rgb(237,237,237)"> 说明</th> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Alpha</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 像素数据包含没有进行过自左乘的 alpha 值。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Canonical</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 默认像素格式，每像素 32 位。&nbsp;此格式指定 24 位颜色深度和一个 8 位 alpha 通道。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> DontCare</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 没有指定像素格式。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Extended</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 保留。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format16bppArgb1555</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 像素格式为每像素 16 位。&nbsp;该颜色信息指定 32,768 种色调，其中 5 位为红色，5 位为绿色，5 位为蓝色，1 位为 alpha。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format16bppGrayScale</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 像素格式为每像素 16 位。&nbsp;该颜色信息指定 65536 种灰色调。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format16bppRgb555</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 16 位；红色、绿色和蓝色分量各使用 5 位。&nbsp;剩余的 1 位未使用。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format16bppRgb565</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 16 位；红色分量使用 5 位，绿色分量使用 6 位，蓝色分量使用 5 位。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format1bppIndexed</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定像素格式为每像素 1 位，并指定它使用索引颜色。&nbsp;因此颜色表中有两种颜色。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format24bppRgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 24 位；红色、绿色和蓝色分量各使用 8 位。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format32bppArgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 32 位；alpha、红色、绿色和蓝色分量各使用 8 位。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format32bppPArgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 32 位；alpha、红色、绿色和蓝色分量各使用 8 位。&nbsp;根据 alpha 分量，对红色、绿色和蓝色分量进行自左乘。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format32bppRgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 32 位；红色、绿色和蓝色分量各使用 8 位。&nbsp;剩余的 8 位未使用。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format48bppRgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 48 位；红色、绿色和蓝色分量各使用 16 位。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format4bppIndexed</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 4 位而且已创建索引。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format64bppArgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 64 位；alpha、红色、绿色和蓝色分量各使用 16 位。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format64bppPArgb</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 64 位；alpha、红色、绿色和蓝色分量各使用 16 位。&nbsp;根据 alpha 分量，对红色、绿色和蓝色分量进行自左乘。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Format8bppIndexed</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 指定格式为每像素 8 位而且已创建索引。&nbsp;因此颜色表中有 256 种颜色。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Gdi</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 像素数据包含 GDI 颜色。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Indexed</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 该像素数据包含颜色索引值，这意味着这些值是系统颜色表中颜色的索引，而不是单个颜色值。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Max</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 此枚举的最大值。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> PAlpha</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 像素格式包含自左乘的 alpha 值。</td> 
 </tr> 
 <tr> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> &nbsp;</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> Undefined</td> 
 <td style="font-family:'Microsoft YaHei UI','Microsoft YaHei',SimSun,'Segoe UI','Lucida Grande',Verdana,Arial,Helvetica,sans-serif!important; padding:10px 8px; color:rgb(42,42,42); vertical-align:top; min-width:72px; border:1px solid rgb(187,187,187)"> 未定义像素格式。</td> 
 </tr> 
 </tbody> 
</table>

## 备注 ##

像素格式定义与一个像素数据关联的内存的位数。 此格式还定义单个像素数据内颜色分量的顺序。

PixelFormat48bppRGB、PixelFormat64bppARGB 和 PixelFormat64bppPARGB 使用 16 位/颜色分量（通道）的像素格式。 GDI+ 1.0 和 1.1 版本都能读取 16 位/通道格式的图像，但是这种图像需要转换为 8 位/通道格式，以便处理、显示和保存。 每个 16 位颜色通道能够保存一个范围在 0 到 2^13 的值。

某些像素格式包含自左乘的颜色值。 自左乘的意思是颜色值已与 alpha 值相乘。

https://msdn.microsoft.com/zh-cn/library/system.drawing.imaging.pixelformat.aspx

[System.Drawing.Imaging]: https://msdn.microsoft.com/zh-cn/library/system.drawing.imaging.aspx
[C]: https://msdn.microsoft.com/zh-cn/library/system.drawing.imaging.pixelformat.aspx?cs-save-lang=1&cs-lang=cpp#code-snippet-1
[F]: https://msdn.microsoft.com/zh-cn/library/system.drawing.imaging.pixelformat.aspx?cs-save-lang=1&cs-lang=fsharp#code-snippet-1
[VB]: https://msdn.microsoft.com/zh-cn/library/system.drawing.imaging.pixelformat.aspx?cs-save-lang=1&cs-lang=vb#code-snippet-1

PixelFormat

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