Ahoi fellow open-source photography followers,

I have been using rawstudio for a while and recently updated to
2.0 and have encountered some issues with TIF batch/exports but
let me first thank all people who have been helping to get rawstudio
to this state, where we actually finally have equal and better
alternatives to commercial closed source RAW converters that only
run on proprietary OS's. So, thanks a lot for freeing us from always
having to have some windows for RAW conversion :)

I have experimented quite a while and couldn't figure out what
the problem is, so I would like to ask the list if anyone has
encountered this as well or just if it's just a problem with my setup:

Unless I drop EXIF in the export settings, I get a lot of warnings
from gimp when openening and also from gm/im convert utility.

1. Gimp always tries to open the resulting TIF as multipage document
unless page1 only is imported (which works but is kinda strange :))

Opening '20120922_0005.tif' failed:
rawphoto plug-In could not open image

2. Graphicsmagick convert utility also fails when trying to convert:

gm convert -quality 85 -sharpen 1.5 -resize x1280 20120922_0005.tif 20120922_0005.jpg gm convert: 20120922_0005.tif: TIFF directory is missing required "ImageLength" field. (MissingRequired).

3.ImageMagick also throws a lot of warnings, then converts the image but loses all EXIF/IPTC Metadata in the process (which I would desire in the output and believe
not to be an ImageMagick issue since GM fails as well...):

/usr/bin/convert -quality 85 -sharpen 1.5 -resize x1280 20120922_0005.tif 20120922_0005.jpg convert: 20120922_0005.tif: unknown field with tag 11 (0xb) encountered. `TIFFReadDirectory' @ tiff.c/TIFFWarnings/703. convert: 20120922_0005.tif: unknown field with tag 513 (0x201) encountered. `TIFFReadDirectory' @ tiff.c/TIFFWarnings/703. convert: 20120922_0005.tif: unknown field with tag 514 (0x202) encountered. `TIFFReadDirectory' @ tiff.c/TIFFWarnings/703. convert: 20120922_0005.tif: TIFF directory is missing required "ImageLength" field. `MissingRequired' @ tiff.c/TIFFErrors/493.

As soon as "Copy EXIF Metadata" is unchecked in rawstudio's batch output settings the TIF file behaves as expected: Just opens in GIMP without multipage dialogs.

Has anyone seen something like this before, or could reproduce the issue?

System:

Current Gentoo (x86_64)
Rawstudio 2.0
exiv2-0.23     USE="contrib nls xmp zlib -doc -examples -static-libs"
tiff-4.0.2-r1  USE="cxx jpeg zlib -jbig -lzma -static-libs"
dcraw-9.10     USE="gimp jpeg lcms nls -jpeg2k"


Any help would be greatly appreciated,

with warm regards to all other photography nerds out there,

chrono

P.S.: Is there another IRC channel than #rawstudio on freenode? It would be nice to have a channel to discuss things in a somewhat more "realtime" environment :)

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Orbit: Europe/Germany/Munich

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