DG Kernel Documentation


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IBitmap Interface

GetBitmapData
GetInfo
GetBits

IBitmap interface gives access to Windows bitmaps used in DG Kernel software. Parameters of the bitmap, including size, pixel format, etc can be obtained via GetInfo method. IBlob obtained via GetBitmapData method allows saving or copying bitmap data to a different memory location.

See also Interface List


HRESULT GetBitmapData(IBlob** fileData)

Parameters

fileData - [out] New buffer containing copy of bitmap ready for saving as a .bmp file.

Remarks:

The methods creates a new Blob, which contains the bitmap. The data has structure of a Windows Bitmap (.bmp) file loaded in memory. See Bitmap File Format for more details.


HRESULT GetInfo(KCBitmap* info)

Parameters

info - [out] KCBitmap structure containing parameters of the bitmap

Remarks:

The methods returns information about size, pixel format and other information about the bitmap.


HRESULT GetBits(IBlob** image)

Parameters

image - [out] Blob, which refers to the buffer containing the image bits

Remarks:

The method gives read-only access to the memory buffer, which contains bits of the bitmap image in format described by the GetInfo method. See Bitmap File Format for more details.