If the camera does not store thumbnails in EXIF, than libgphoto2 currently can not provide preview images,
as we do not do image processing in such cases.
(We would need to download the full image and post-process it, which might not be what users want if they
just request a preview.)
If the camera does not store thumbnails in EXIF, than libgphoto2 currently can not provide preview images,
as we do not do image processing in such cases.
(We would need to download the full image and post-process it, which might not be what users want if they
just request a preview.)