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Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
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Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
#include "l_bitmap.h"
L_LTFIL_API L_INT L_SetPNGTRNS (pData, uSize)
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L_UCHAR * pData; |
/* pointer to a buffer */ |
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L_UINT uSize; |
/* size of the buffer pointed by pData */ |
Sets the transparency data used by LEADTOOLS when saving PNG files.
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Parameter |
Description |
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pData |
Pointer to a buffer that contains the transparency data to be used for saving PNG files. |
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uSize |
Size in bytes, of the buffer pointed to by pData. |
Returns
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SUCCESS |
The function was successful. |
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< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function supports 1-bit to 8-bit PNG images.
The values set by this function are valid for the current thread. To change the values used by the current thread, this function must be called again.
Required DLLs and Libraries
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LTFIL For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Platforms
Win32, x64.
See Also
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Functions: |
L_GetPNGTRNS, L_SetBitmapAlpha, L_CreateMaskFromBitmapRgn, L_SetBitmapRgnFromMask |
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Topics: |
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Example
For an example, refer to L_GetPNGTRNS.
