L_ReadFileTransforms (original) (raw)
Summary
Reads the transforms stored with an image in a FlashPix file.
Syntax
#include "l_bitmap.h"
L_LTFIL_API L_INT L_ReadFileTransforms(pszFile, pTransforms, pLoadOptions)
Parameters
L_TCHAR * pszFile
Character string containing the FlashPix file name.
pFILETRANSFORMS pTransforms
Pointer to a transform structure.
pLOADFILEOPTION pLoadOptions
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
- 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, Linux.
See Also
Functions
Topics
- Raster Image Functions: Getting and Setting File Information
- Raster Image Functions: Doing Geometric Transformations
- Raster Image Functions: Modifying Intensity Values
- Raster Image Functions: Loading Files
- Loading and Saving Images
- For a list of functions that utilize the LOADFILEOPTION or SAVEFILEOPTION structures, refer to the Usage section of their documentation.
Example
L_INT ReadFileTransformsExample(L_VOID)
{
L_INT nRet;
FILETRANSFORMS FileTransforms;
nRet = L_ReadFileTransforms(MAKE_IMAGE_PATH(TEXT("IMAGE1.FPX")),
&FileTransforms, NULL);
if(nRet != SUCCESS)
return nRet;
//Increase the contrast by 20%
FileTransforms.fContrastAdjustment = FileTransforms.fContrastAdjustment * 1.2f;
nRet = L_WriteFileTransforms(MAKE_IMAGE_PATH(TEXT("IMAGE1.FPX")),
&FileTransforms, FALSE, NULL);
if(nRet != SUCCESS)
return nRet;
return SUCCESS;
}
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