TIFF Tag PreviewApplicationVersion
|Code||50967 (hex 0xC717)|
|Type||BYTE or ASCII|
Used in Preview IFD of DNG files.
A UTF-8 encoded string containing the version number of the application that created the preview stored in the IFD.
Note that the DNG specification allows UTF-8 encoded strings for this tag. This is different from normal ASCII TIFF tags, in that it's not necessarily limited to ASCII. The Count should be the number of bytes in this string, including the null terminator byte, not the character count.