LFile::ReadStamp

#include "ltwrappr.h"

virtual L_INT LFile::ReadStamp(pLoadFileOption=NULL)

pLOADFILEOPTION pLoadFileOption;

/* pointer to optional extended load options */

Reads a thumbnail image stored in a file and loads it into a specified bitmap.

Parameter

Description

pLoadFileOption

Pointer to optional extended load options. Pass NULL to use the default load options.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

Only EXIF, CMP, JFIF and FlashPix formats support stamps. However, not all files of these formats contain stamps.

NOTE: At this time, there are no multipage formats that support stamps.

Required DLLs and Libraries

LTFIL
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.

See Also

Functions:

Class Members

Topics:

Raster Image Functions: Loading and Saving Stamp Images

 

Loading and Saving Images

Example

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName
L_INT LFile__ReadStampExample()
{
   LFile          LeadFile;
   LBitmapBase    LeadBitmap;
   L_INT          nRet = 0 ;
   LeadFile.SetBitmap(&LeadBitmap);
   LeadFile.SetFileName(MAKE_IMAGE_PATH(TEXT("Image10.fpx")));
   //Reads a thumbnail image stored in a FlashPix file and loads it into a specified bitmap.
   nRet = LeadFile.ReadStamp();
   if (nRet == SUCCESS)
   {
      //Puts a stamp, in an existing FlashPix file "IMAGE11.FPX"
      LeadFile.SetFileName(MAKE_IMAGE_PATH(TEXT("IMAGE11.FPX")));
      LeadFile.WriteStamp(NULL);
   }
   else
   {
      MessageBox(NULL,TEXT("File has no thumbnail image"),TEXT("Stamp"),MB_OK);
      return nRet;
   }
   return SUCCESS;
}