Deletes a comment field from a file.
#include "l_bitmap.h"
L_LTFIL_API L_INT L_DeleteComment(pszFile, uType, uFlags, pSaveOptions)
Character string containing the input file name.
The type of comment. Refer to Types of File Comments.
Reserved for future use. Pass 0.
Pointer to optional extended save options. Pass NULL to use the default save options.
Value | Meaning |
---|---|
SUCCESS | The comment was deleted. |
< 0 | An error occurred. Refer to Return Codes. |
This function only applies to the TIF, EXIF, JPEG, JPEG2000, FPX and PNG files.
Some file formats can contain comments, and some cannot. Each file format has its own set of comment types. See Types of File Comments for a list of the types of comments supported by each file format.
Note
More options are available in the SAVEFILEOPTION structure.
Win32, x64.
Delete Comments from a file.
L_INT DeleteCommentExample(L_VOID)
{
L_INT nRet;
L_TCHAR szImageFileName[L_MAXPATH];
lstrcpy(szImageFileName, MAKE_IMAGE_PATH("Test.jpg"));
nRet = L_ReadFileComment(szImageFileName, CMNT_IPTC_BYLINE, NULL, 0, NULL);
if(nRet <= 0)
return nRet;
nRet = L_DeleteComment(szImageFileName, CMNT_IPTC_BYLINE, 0, NULL);
if(nRet != SUCCESS)
return nRet;
nRet = L_ReadFileComment(szImageFileName, CMNT_IPTC_BYLINE, NULL, 0, NULL);
if(nRet > 0)
{
OutputDebugString(TEXT("Error: Comment is still there!\n"));
return nRet;
}
return SUCCESS;
}
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