BitmapSource.CopyPixels 方法

定義

命名空間:

System.Windows.Media.Imaging

組件:

PresentationCore.dll

複製點陣圖像素資料。

多載

CopyPixels(Array, Int32, Int32)	將點陣圖像素資料複製到具有所指定步距 的像素陣列 (從指定的位移 (Offset) 開始)。
CopyPixels(Int32Rect, Array, Int32, Int32)	將指定之矩形內的點陣圖像素資料，複製到具有所指定步距的像素陣列 (從指定的位移開始)。
CopyPixels(Int32Rect, IntPtr, Int32, Int32)	複製指定矩形內的點陣圖像素資料。

CopyPixels(Array, Int32, Int32)

將點陣圖像素資料複製到具有所指定步距 的像素陣列 (從指定的位移 (Offset) 開始)。

public:
 virtual void CopyPixels(Array ^ pixels, int stride, int offset);

[System.Security.SecurityCritical]
public virtual void CopyPixels (Array pixels, int stride, int offset);

public virtual void CopyPixels (Array pixels, int stride, int offset);

[<System.Security.SecurityCritical>]
abstract member CopyPixels : Array * int * int -> unit
override this.CopyPixels : Array * int * int -> unit

abstract member CopyPixels : Array * int * int -> unit
override this.CopyPixels : Array * int * int -> unit

Public Overridable Sub CopyPixels (pixels As Array, stride As Integer, offset As Integer)

參數

pixels

Array

目的陣列。

stride

Int32

點陣圖的步距。

offset

Int32

開始複製作業的像素位置。

屬性

SecurityCriticalAttribute

CopyPixels(Int32Rect, Array, Int32, Int32)

將指定之矩形內的點陣圖像素資料，複製到具有所指定步距的像素陣列 (從指定的位移開始)。

public:
 virtual void CopyPixels(System::Windows::Int32Rect sourceRect, Array ^ pixels, int stride, int offset);

[System.Security.SecurityCritical]
public virtual void CopyPixels (System.Windows.Int32Rect sourceRect, Array pixels, int stride, int offset);

public virtual void CopyPixels (System.Windows.Int32Rect sourceRect, Array pixels, int stride, int offset);

[<System.Security.SecurityCritical>]
abstract member CopyPixels : System.Windows.Int32Rect * Array * int * int -> unit
override this.CopyPixels : System.Windows.Int32Rect * Array * int * int -> unit

abstract member CopyPixels : System.Windows.Int32Rect * Array * int * int -> unit
override this.CopyPixels : System.Windows.Int32Rect * Array * int * int -> unit

Public Overridable Sub CopyPixels (sourceRect As Int32Rect, pixels As Array, stride As Integer, offset As Integer)

參數

sourceRect

Int32Rect

要複製的來源矩形。 Empty 值會指定整個點陣圖。

pixels

Array

目的陣列。

stride

Int32

點陣圖的步距。

offset

Int32

開始複製作業的像素位置。

屬性

SecurityCriticalAttribute

備註

sourceRect空值 (指定為所有零，) 複製整個點陣圖。

CopyPixels(Int32Rect, IntPtr, Int32, Int32)

複製指定矩形內的點陣圖像素資料。

public:
 virtual void CopyPixels(System::Windows::Int32Rect sourceRect, IntPtr buffer, int bufferSize, int stride);

[System.Security.SecurityCritical]
public virtual void CopyPixels (System.Windows.Int32Rect sourceRect, IntPtr buffer, int bufferSize, int stride);

public virtual void CopyPixels (System.Windows.Int32Rect sourceRect, IntPtr buffer, int bufferSize, int stride);

[<System.Security.SecurityCritical>]
abstract member CopyPixels : System.Windows.Int32Rect * nativeint * int * int -> unit
override this.CopyPixels : System.Windows.Int32Rect * nativeint * int * int -> unit

abstract member CopyPixels : System.Windows.Int32Rect * nativeint * int * int -> unit
override this.CopyPixels : System.Windows.Int32Rect * nativeint * int * int -> unit

Public Overridable Sub CopyPixels (sourceRect As Int32Rect, buffer As IntPtr, bufferSize As Integer, stride As Integer)

參數

sourceRect

Int32Rect

要複製的來源矩形。 Empty 值會指定整個點陣圖。

buffer

IntPtr

nativeint

緩衝區的指標。

bufferSize

Int32

緩衝區的大小。

stride

Int32

點陣圖的步距。

屬性

SecurityCriticalAttribute

備註

sourceRect空值 (指定為所有零，) 複製整個點陣圖。