AcademySoftwareFoundation / OpenImageIO

Reading, writing, and processing images in a wide variety of file formats, using a format-agnostic API, aimed at VFX applications.

Home Page:https://openimageio.readthedocs.org

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[FEATURE REQUEST] RAW: Ability to read the embedded thumbnails of raw files.

JenusL opened this issue · comments

Is your feature request related to a problem? Please describe.
Most RAW-files have embedded thumbnails in them. It's currently not possible to access them with OIIO.

Describe the solution you'd like
It would be super useful to be able to access them.

Describe alternatives you've considered
Using LibRaw directly, one can access them with the command line tool simple_dcraw.

Additional context
In LibRaw, you can get the highest resolution thumbnail with the command line tool simple_dcraw -v -e raw_file.cr2
or you can get all the thumbnails with simple_dcraw -v -E raw_file.cr2
So look at simple_dcraw for inspiration.