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https://issues.apache.org/jira/browse/TIKA-4775?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18095562#comment-18095562
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ASF GitHub Bot commented on TIKA-4775:
--------------------------------------
tballison commented on PR #2946:
URL: https://github.com/apache/tika/pull/2946#issuecomment-4945605435
Doing some more work on this. Then I'll have my agent fix the above. Thank
you!
Any recommendations/preferences on dealing with fractions vs decimals in
image metadata?
│ Tika key │ from XMP (verbatim │ from
binary EXIF (metadata-extractor │
│ │ fraction) │
Rational.doubleValue()) │
├───────────────────────────────────────┼──────────────────────┼─────────────────────────────────────────────┤
│ exif:ExposureTime │ 10/600 │ 0.0166…
(e.g. 1.0E-6 for 1/1000000) │
│ (TIFF.EXPOSURE_TIME) │ │
│
├───────────────────────────────────────┼──────────────────────┼─────────────────────────────────────────────┤
│ exif:FNumber (TIFF.F_NUMBER) │ 32/10 │ 3.2
│
├───────────────────────────────────────┼──────────────────────┼─────────────────────────────────────────────┤
│ exif:FocalLength (TIFF.FOCAL_LENGTH) │ 249/10 │ 4.6
│
├───────────────────────────────────────┼──────────────────────┼─────────────────────────────────────────────┤
│ tiff:XResolution │ 720000/10000 │ 300.0
│
│ (TIFF.RESOLUTION_HORIZONTAL) │ │
│
└───────────────────────────────────────┴──────────────────────┴─────────────────────────────────────────────┘
> Experiment unifying xmp parsing in 4.x
> --------------------------------------
>
> Key: TIKA-4775
> URL: https://issues.apache.org/jira/browse/TIKA-4775
> Project: Tika
> Issue Type: Task
> Reporter: Tim Allison
> Priority: Minor
>
> We parse xmp at least 3 different ways currently, and we're basing what keys
> we're looking for based on the container file mime type. We should normalize
> xmp parsing.
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