LFile::ReadFileTransforms

Summary

Reads the transforms stored with an image in a FlashPix file.

Syntax

#include "ltwrappr.h"

virtual L_INT LFile::ReadFileTransforms(pTransforms, pLoadFileOption=NULL)

Parameters

pFILETRANSFORMS pTransforms

Pointer to a transform structure.

pLOADFILEOPTION pLoadFileOption

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

Returns

Value Meaning
SUCCESS The function was successful.
< 1 An error occurred. Refer to Return Codes.

Comments

Note: Page number is specified in the LOADFILEOPTION structure. To load a FlashPix file with or without the transforms, refer to FlashPix Transforms Options.

For more information on transforms in general, refer to FILETRANSFORMS.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

L_INT LFile__ReadFileTransformsExample() 
{ 
   L_INT nRet; 
   LFile            LeadFile ; 
   FILETRANSFORMS  FileTransforms; 
 
   LeadFile.SetFileName(MAKE_IMAGE_PATH(TEXT("image1.FPX"))) ; 
 
   nRet = LeadFile.ReadFileTransforms( &FileTransforms, NULL); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   //Increase the contrast by 20% 
   FileTransforms.fContrastAdjustment *= (L_FLOAT)1.2; 
 
   nRet = LeadFile.WriteFileTransforms( &FileTransforms, FALSE, NULL); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   return SUCCESS; 
}
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