// Try to parse the WhitePoint tag in the given Exif data.
// If the string is empty, or the tag is corrupted, or if it was
// just more complicated than our makeshift parser could deal with,
// Try to parse the WhitePoint tag in the given Exif data.
// If the string is empty, or the tag is corrupted, or if it was
// just more complicated than our makeshift parser could deal with,