public byte[] GetMaskData()
Public Function GetMaskData As Byte()
public:
array<unsigned char>^ GetMaskData()
member GetMaskData : unit -> byte[]
The mask data format is one bit per pixel, most significant bit first pixel, no padding. If the bit value is 1, the corresponding pixel is part of the region. If the bit value is 0, the corresponding pixel is not part of the region.