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Martina Trognitz, 2020-02-26 11:31

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h1. Wiki
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This is a public Wiki that collects workflows and information to prepare Data for ingesting and archiving in ARCHE.
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Any interested participants are welcome to join (please contact acdh-helpdesk@oeaw.ac.at)
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{{toc}}
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h2. Data Types
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h3. Images (raster)
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Formats for archiving:
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* tiff, tif - baseline TIFF v. 6, uncompressed
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* dng (Adobe Digital Negative)
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* png (Portable Network Graphics) - only suitable for graphics, does not support EXIF metadata
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More on: [[Images]]
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h3. Images (vector)
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Formats for archiving:
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* svg
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* (dxf, dwg 2010 (AC1024)) (dxf should be preferred over dwg)
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* (pdf/a) (only retains look of image, not layers, elements etc.)
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More on: [[Images (vector)]]
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h3. PDF files
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Formats for archiving:
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* pdf/a-1 (a or b)
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* pdf/a-2 (a, b, or u)
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More on [[PDF files]]
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h3. Structured text
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Formats for archiving:
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* bib
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* md
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* tex
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* xml
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* --> list will be extended
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More on [[Structured text]]
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h2. Metadata in files (e.g. EXIF)
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Many file formats support storing metadata in a dedicated header section. This can be enriched or altered. 
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Tools:
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* ExifTool: https://exiftool.org
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More on: [[Editing Metadata|Editing File Metadata]]