System.Windows.Media.Imaging 命名空間
提供用於編碼和解碼點陣圖影像的型別。 Provides types that are used to encode and decode bitmap images.
類別
| BitmapCodecInfo |
提供影像轉碼器的資訊。Provides information about an imaging codec. |
| BitmapDecoder |
代表點陣圖框架的容器。Represents a container for bitmap frames. 每個點陣圖框架都是 BitmapSource。Each bitmap frame is a BitmapSource. 這個抽象類別提供所有衍生解碼器物件的一組基本功能。This abstract class provides a base set of functionality for all derived decoder objects. |
| BitmapEncoder |
將 BitmapFrame 物件的集合編碼至影像資料流。Encodes a collection of BitmapFrame objects to an image stream. |
| BitmapFrame |
表示解碼器所傳回和編碼器所接受的影像資料。Represents image data returned by a decoder and accepted by encoders. |
| BitmapImage |
使用 Extensible Application Markup Language (XAML)，提供針對載入影像最佳化的特殊化 BitmapSource。Provides a specialized BitmapSource that is optimized for loading images using Extensible Application Markup Language (XAML). |
| BitmapMetadata |
提供對點陣圖影像執行中繼資料讀寫動作的支援。Provides support for reading and writing metadata to and from a bitmap image. |
| BitmapMetadataBlob |
為中繼資料項目提供預留位置，這些項目無法從 C# 轉換成保存中繼資料的基礎資料類型。Provides a placeholder for metadata items that cannot be converted from C# to an underlying data type that persists metadata. Blob 會轉換成位元組陣列，以保留內容。The blob is converted into an array of bytes to preserve the content. |
| BitmapPalette |
定義受支援影像類型可用的色彩調色盤。Defines the available color palette for a supported image type. |
| BitmapPalettes |
定義點陣圖影像常用的數個色板。Defines several color palettes that are commonly used by bitmap images. |
| BitmapSizeOptions |
定義快取點陣圖影像的大小相關屬性。Defines size-related attributes of a cached bitmap image. 點陣圖會根據這個類別定義的值做調整。A bitmap is scaled based on values that are defined by this class. |
| BitmapSource |
代表特定大小與解析度之像素的單一且固定的集合。Represents a single, constant set of pixels at a certain size and resolution. |
| BmpBitmapDecoder |
定義點陣圖 (BMP) 編碼影像的解碼器。Defines a decoder for bitmap (BMP) encoded images. |
| BmpBitmapEncoder |
定義用來編碼點陣圖 (BMP) 格式影像的編碼器。Defines an encoder that is used to encode bitmap (BMP) format images. |
| CachedBitmap |
提供 BitmapSource 的快取功能。Provides caching functionality for a BitmapSource. |
| ColorConvertedBitmap |
變更 BitmapSource 的色彩空間。Changes the color space of a BitmapSource. |
| CroppedBitmap |
剪裁 BitmapSource。Crops a BitmapSource. |
| DownloadProgressEventArgs |
提供 DownloadProgress 和 DownloadProgress 事件的資料。Provides data for the DownloadProgress and DownloadProgress events. |
| FormatConvertedBitmap |
提供 BitmapSource 的像素格式轉換功能。Provides pixel format conversion functionality for a BitmapSource. |
| GifBitmapDecoder |
定義以圖形交換格式 (GIF) 編碼之影像的解碼器。Defines a decoder for Graphics Interchange Format (GIF) encoded images. |
| GifBitmapEncoder |
定義用來編碼圖形交換格式 (GIF) 影像的編碼器。Defines an encoder that is used to encode Graphics Interchange Format (GIF) images. |
| IconBitmapDecoder |
定義圖示 (.ico) 編碼之影像可用的特定解碼器。Defines a specialized decoder for icon (.ico) encoded images. |
| InPlaceBitmapMetadataWriter |
啟用 BitmapMetadata 現有區塊的就地更新。Enables in-place updates to existing blocks of BitmapMetadata. |
| JpegBitmapDecoder |
定義以 Joint Photographic Experts Group (JPEG) 編碼之影像的解碼器。Defines a decoder for Joint Photographics Experts Group (JPEG) encoded images. |
| JpegBitmapEncoder |
定義用來編碼 Joint Photographics Experts Group (JPEG) 格式影像的編碼器。Defines an encoder that is used to encode Joint Photographics Experts Group (JPEG) format images. |
| LateBoundBitmapDecoder |
定義需要延遲建立點陣圖的解碼器，例如非同步影像下載。Defines a decoder that requires delayed bitmap creation such as asynchronous image downloads. |
| PngBitmapDecoder |
定義可攜式網路圖形 (PNG) 編碼影像的解碼器。Defines a decoder for Portable Network Graphics (PNG) encoded images. |
| PngBitmapEncoder |
定義編碼器以用來編碼可攜式網路圖形 (PNG) 格式影像。Defines an encoder that is used to encode Portable Network Graphics (PNG) format images. |
| RenderTargetBitmap | |
| TiffBitmapDecoder |
定義標記的影像檔案格式 (TIFF) 編碼影像的解碼器。Defines a decoder for Tagged Image File Format (TIFF) encoded images. |
| TiffBitmapEncoder |
定義用來編碼標記的影像檔案格式 (TIFF) 格式影像的編碼器。Defines an encoder that is used to encode Tagged Image File Format (TIFF) format images. |
| TransformedBitmap |
縮放和旋轉 BitmapSource。Scales and rotates a BitmapSource. |
| WmpBitmapDecoder |
定義 Microsoft Windows Media Photo 編碼影像的解碼器。Defines a decoder for Microsoft Windows Media Photo encoded images. |
| WmpBitmapEncoder |
定義用來編碼 Microsoft Windows Media Photo 影像的編碼器。Defines an encoder that is used to encode Microsoft Windows Media Photo images. |
| WriteableBitmap |
提供可以寫入及更新的 BitmapSource。Provides a BitmapSource that can be written to and updated. |
列舉
| BitmapCacheOption |
指定點陣圖影像如何利用記憶體內部快取。Specifies how a bitmap image takes advantage of memory caching. |
| BitmapCreateOptions |
指定點陣圖影像的初始設定選項。Specifies initialization options for bitmap images. |
| PngInterlaceOption |
指定可攜式網路圖形 (PNG) 格式影像在編碼期間是否為交錯式。Specifies whether a Portable Network Graphics (PNG) format image is interlaced during encoding. |
| Rotation |
指定要套用至點陣圖影像的旋轉。Specifies the rotation to apply to a bitmap image. |
| TiffCompressOption |
為標記的影像檔案格式 (TIFF) 點陣圖影像指定可能的壓縮配置。Specifies the possible compression schemes for Tagged Image File Format (TIFF) bitmap images. |