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Read Specific EXIF tag

Posted: Thu Aug 11, 2011 8:26 am
by nicephore
Hi
I'm trying read specific EXIF tags so i try:

var
Value: PChar;

libGfl.gflBitmapGetEXIFValue(@GFL_BMP, $112, Value, 255);
...
Memo1.Lines.Add('Tag $112: ', + Value);

But Value is always empty ...

Where's my error ? Thanks for help

Re: Read Specific EXIF tag

Posted: Thu Aug 11, 2011 11:54 am
by nicephore
i have find my error:

replace: libGfl.gflBitmapGetEXIFValue(@GFL_BMP, $112, Value, 255);
by
libGfl.gflBitmapGetEXIFValue(GFL_BMP, $112, Value, 255);