Read Specific EXIF tag

Discussions on GFL SDK, the graphic library for reading and writing graphic files

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nicephore
Posts: 8
Joined: Mon Mar 22, 2010 11:23 am

Read Specific EXIF tag

Post 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
nicephore
Posts: 8
Joined: Mon Mar 22, 2010 11:23 am

Re: Read Specific EXIF tag

Post by nicephore »

i have find my error:

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