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Unable to load very large images #20446
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* #20446 using subsample to speed up resizing * #20446 writing tests * #20446 handle very large images * #20446 re-adding support for subsampling * #20446 resample to 5000, then resize fast * #20446 Add IT to suite * #20446 Remove commented out code and unneeded line * #20446 fix javadoc * #20446 Code-review Co-authored-by: Will Ezell <will@dotcms.com>
BTW all the backend actions were done using Safari since with Chrome it just won't load the image for edition and when it's opened in separate browser tab. Got a bunch of these:
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Fixed, tested on Safari and works fine, seems chrome have problems rendering those kind of images, but this is external to dotCMS. Tested on release-21.07 // Postgres // Safari |
New card related to the edit image editor here #20639 |
The fix touches too many files. The risk of putting this in the LTS is too high. |
@jcastro-dotcms @swicken-dotcms this needs to be backported into the next planned release of 21.06 LTS - this causes many issues with customers who rely on the image processing - not just with large images but also where multiple servers are reading and writing the same files. |
Note for 5.3.8.7 testing:Because of the size of the image, it can take more than a minute for the thumbnail to be generated. Also, clicking the INFO button in the Image content and clicking the |
Loading very large images, e.g. images that are 30000x20000 pixels and 200mb on disk will cause dotCMS to churn and you will ultimately end up with an OOM exception
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