On Sat, Apr 12, 2008 at 11:10 AM, Anders Brander <[EMAIL PROTECTED]> wrote:
>
> The difficult task is to somehow decide which data to save and which
> not. Some make sense in a processed image, some doesn't. But it should
> be entirely possible to add.
>
> What are the other idea? ;)
Use xmp sidecar so that it is easier to copy "edited" files from one
machine to another.
I also find that the curve sometimes over saturates some dark areas.
Might take a look into that afterwards.
> > I noticed ufraw uses exiv2. I am planning on writing a patch to
> > rawstudio that does the same. Is someone working on that already? Any
> > pointers?
>
> I don't think that anyone is working at it. You're very welcome to have
> a go!
Nice.
> exiv2 is c++ right? That isn't a big problem, since be already depends
> on g++, but it's something to consider.
>
> You probably want to look at:
>
> rs_init_filetypes(): Here every supported filetype gets added and
> function pointers initialized. To take Canon cr2 images for example:
>
> rs_add_filetype("cr2", FILETYPE_RAW, ".cr2", _("Canon CR2"),
> rs_photo_open_dcraw, rs_tiff_load_thumb, rs_tiff_load_meta, NULL);
>
> rs_photo_open_dcraw is a function pointer to a function, that will open
> cr2-images. I believe we only use dcraw and gdk for opening images.
>
> rs_tiff_load_thumb is a function that loads the thumbnail from the file
> (or cached on disk).
>
> rs_tiff_load_meta is where you could start, it tries to load different
> metadata from the rawfile. This would be an ideal place to load all EXIF
> metadata, we have the RS_METADATA structure, where we could add EXIF
> data.
>
> rs_photo_save(): This is the function that saves every supported
> filetype. This would be an ideal place to save EXIF-data combined with
> the rs_jpeg_save() in rs-jpeg.c.
Thanks a lot. Will try create a patch.
> /abrander
Cheers,
Rafael
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