virtual L_INT LFile::ReadFileTransforms(pTransforms, pLoadFileOption=NULL)
Reads the transforms stored with an image in a FlashPix file.
Pointer to a transform structure.
Pointer to optional extended load options. Pass NULL to use the default load options.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
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.
Win32, x64.
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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