| オーバーロード | 解説 |
|---|---|
| ConvertFromPremultipliedAlpha() | Makes the alpha channel not premultiplied in the color channels and sets the Premultiplied property to False. |
| ConvertFromPremultipliedAlpha(Rectangle) | Makes the alpha channel of the specified rectangle not premultiplied in the color channels.
The Premultiplied property is not affected by this overload. |