L_ReverseBitmap

#include "l_bitmap.h"

L_LTKRN_APIL_INTL_ReverseBitmap(pBitmap)

Reverses the specified bitmap (left to right) to produce a mirror image.

Parameters

pBITMAPHANDLEpBitmap

Pointer to the bitmap handle referencing the bitmap to reverse.

Returns

Value	Meaning
SUCCESS	The function was successful.
< 1	一个错误发生。指Return Codes.

Comments

更新状态栏或检测用户中断during execution of this function, refer toL_SetStatusCallback.

Required DLLs and Libraries

LTKRN
For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer toFiles To Be Included With Your Application.

Platforms

Win32, x64, Linux.

功能

L_RotateBitmap
L_ShearBitmap
L_FlipBitmap

Topics

Raster Image Functions: Doing Geometric Transformations
Resizing Considerations
Raster Image Functions: Processing an Image

Example

For complete sample code, refer to the FEATURE2
example.
这个示例贷款ds a bitmap and reverses it.

L_INT ReverseBitmapExample(L_VOID){L_INT nRet;BITMAPHANDLE LeadBitmap; /* Bitmap handle to hold the loaded image. *//* Load the bitmap, keeping the bits per pixel of the file */nRet = L_LoadBitmap (MAKE_IMAGE_PATH(TEXT("IMAGE1.CMP")), &LeadBitmap,sizeof(BITMAPHANDLE), 0, ORDER_BGR, NULL, NULL);if(nRet != SUCCESS)returnnRet;/* Reverse the bitmap */nRet = L_ReverseBitmap(&LeadBitmap);if(nRet != SUCCESS)returnnRet;nRet = L_SaveBitmap(MAKE_IMAGE_PATH(TEXT("Result.BMP")), &LeadBitmap, FILE_BMP, 24, 0, NULL);if(nRet != SUCCESS)returnnRet;if(LeadBitmap.Flags.Allocated)L_FreeBitmap(&LeadBitmap);returnSUCCESS;}