L_SetPNGTRNS

#include "l_bitmap.h"

L_LTFIL_API L_INT L_SetPNGTRNS (pData, uSize)

Sets the transparency data used by LEADTOOLS when saving PNG files.

Parameters

L_UCHAR * pData

Pointer to a buffer that contains the transparency data to be used for saving PNG files.

L_UINT uSize

Size in bytes, of the buffer pointed to by pData.

Returns

Value Meaning
SUCCESS The function was successful.
< 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

Platforms

Win32, x64, Linux.

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