L_LoadExtensionStamp

#include "l_bitmap.h"

L_LTFIL_API L_INT L_LoadExtensionStamp(pExtensionList, pBitmap, uStructSize)

pEXTENSIONLIST pExtensionList;

pointer to a structure

pBITMAPHANDLE pBitmap;

pointer to a bitmap handle

L_UINT uStructSize;

size in bytes, of the structure pointed to by pBitmap

Loads a stamp from the specified extension list.

Parameter

Description

pExtensionList

Pointer to the EXTENSIONLIST structure that contains the stamp to load.

pBitmap

Pointer to the bitmap handle that references the bitmap to be updated with the stamp loaded from the specified extension list.

uStructSize

Size in bytes, of the structure pointed to by pBitmap, for versioning. Use sizeof(BITMAPHANDLE).

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

The extensions referenced by the pExtensionList parameter must be loaded by calling the L_ReadFileExtensions function.

Required DLLs and Libraries

LTFIL
Exif file format DLLs

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, Linux.

See Also

Functions:

L_ReadFileExtensions, L_GetExtensionAudio, L_FreeExtensions, L_ReadFileStamp

Topics:

Raster Image Functions: Getting and Setting File Information

 

Exif File Extensions

 

Implementing Exif Features

Example

L_INT LoadExtensionStampExample(HWND hWnd, 
                                                L_TCHAR     * pszName, 
                                                pBITMAPHANDLE pBitmap) 
{ 
   pEXTENSIONLIST pExtensionList; 
   L_INT nRet; 
   L_TCHAR s[300]; 
 
   nRet = L_ReadFileExtensions(pszName, &pExtensionList, NULL); 
   if(nRet != SUCCESS) 
   { 
      wsprintf(s, TEXT("Error %d getting extensions!"), nRet); 
      MessageBox(hWnd, s, TEXT("ERROR"), MB_OK); 
      return nRet; 
   } 
 
   if(pExtensionList->uFlags & EXTENSION_STAMP) 
   { 
      if(pBitmap->Flags.Allocated) 
         L_FreeBitmap(pBitmap); 
      nRet = L_LoadExtensionStamp(pExtensionList, pBitmap, sizeof(BITMAPHANDLE)); 
      if (nRet != SUCCESS) 
      { 
         wsprintf(s, TEXT("Error %d loading the stamp"), nRet); 
         MessageBox(hWnd, s, TEXT("ERROR"), MB_OK); 
         return nRet; 
      } 
   } 
   else 
         MessageBox(hWnd, TEXT("The extensions do not contain a stamp"), TEXT("ERROR"), MB_OK); 
 
   L_FreeExtensions(pExtensionList); 
   return SUCCESS; 
} 
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