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 BitmapSourceEach 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

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 BitmapSourceProvides 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 BitmapSourceCrops a BitmapSource.

DownloadProgressEventArgs

提供 DownloadProgressDownloadProgress 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

Visual 物件轉換成點陣圖。Converts a Visual object into a bitmap.

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 BitmapSourceScales 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 BitmapSourceProvides 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.