LBitmapBase::GetColorCount
#include "ltwrappr.h"
virtual L_INT LBitmapBase::GetColorCount(puCount)
L_UINT32 * puCount; |
/* pointer top a variable to be updated */ |
Gets the number of unique colors in the class object's bitmap.
Parameter |
Description |
puCount |
Address of the variable to be updated with the number of unique colors. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function supports signed data images.
This function supports 32-bit grayscale images.
Required DLLs and Libraries
LTIMGCLR For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
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Topics: |
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Raster Image Functions: Working with Color Halftones, Halftones, and Grayscale Images |
Example
L_INT LBitmapBase__GetColorCountExample() { L_INT nRet; LBitmapBase MyBitmap; L_UINT32 uCount; MyBitmap.SetFileName(TEXT("C:\\Program Files\\LEAD Technologies, Inc\\LEADTOOLS 15.0\\Images\\image1.cmp")); nRet =MyBitmap.Load(24); if(nRet !=SUCCESS) return nRet; nRet =MyBitmap.GetColorCount(&uCount); if(nRet !=SUCCESS) return nRet; return SUCCESS; }