[wp-trac] [WordPress Trac] #53653: Scaled down WebP images may be with much larger file size than the original

[WordPress Trac]

#53653: Scaled down WebP images may be with much larger file size than the original
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 Reporter:  azaozz                   |       Owner:  (none)
     Type:  defect (bug)             |      Status:  new
 Priority:  normal                   |   Milestone:  5.8
Component:  Media                    |     Version:  trunk
 Severity:  normal                   |  Resolution:
 Keywords:  needs-testing has-patch  |     Focuses:
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Comment (by azaozz):

 Replying to [comment:3 adamsilverstein]:

 Patch works as expected here too, thanks.

 > Only use lossless format for WebP output when header detection
 determines image is lossless.

 That leaves the opposite case: `VP8X` with a `VP8L` "chunk" will produce
 lossy sub-sizes. However agree this is a smaller issue. Opened #53663 to
 try to fix WebP features detection, can even try it for 5.8.1.

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Ticket URL: <https://core.trac.wordpress.org/ticket/53653#comment:8>
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