Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
#include "ltwrappr.h"
virtual L_INT LBitmap::SwapColors(nFlags = 0)
L_INT nFlags; |
/* flag */ |
Swaps the specified color channels.
Parameter |
Description |
|
nFlags |
Flag that indicates which color channels to swap. Possible values are: |
|
|
Value |
Meaning |
|
SWAP_RG |
Swap the red and green channels. (Change red to green and green to red.) |
|
SWAP_RB |
Swap the red and blue channels. (Change red to blue and blue to red.) |
|
SWAP_GB |
Swap the green and blue channels. (Change green to blue and blue to green.) |
|
SWAP_RGBR |
Change red to green, green to blue and blue to red. |
|
SWAP_RBGR |
Change red to blue, blue to green and green to red. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function changes the data of the class object's bitmap.
This function can process the whole image or a region of the image.
This function supports 12 and 16-bit grayscale and 48 and 64-bit color images. Support for 12 and 16-bit grayscale and 48 and 64-bit color images is available only in the Document/Medical toolkits.
This function supports signed data images.
This function does not support 32-bit grayscale images. It returns the error code ERROR_GRAY32_UNSUPPORTED if a 32-bit grayscale image is passed to this function.
Required DLLs and Libraries
LTDIS For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64.
See Also
Example
L_INT LBitmap__SwapColorsExample(LBitmap & Bitmap, L_TCHAR * szFileName) { L_INT nRet; nRet =Bitmap.Load(szFileName); if(nRet !=SUCCESS) return nRet; return Bitmap.SwapColors(SWAP_RB); }