[Shotwell] MD5 fields in PhotoTable

[Peter DO Smith]

OK, I see the answer in line 697 of BatchImport.vala
But why not simply do a full file MD5 all the time? Or is this to save
processing time?

On Tue, Jun 22, 2010 at 10:23 AM, Peter DO Smith <pdo.smith at gmail.com> wrote:
> I see that you store the following MD5 fields in PhotoTable
> md5
> thumbnail_md5
> exif_md5
>
> The file md5 is used for detecting photo duplicates but why do you
> keep the thumbnail_md5 and exif_md5  in PhotoTable?
>
> Peter
>