[wp-trac] [WordPress Trac] #50667: New attachment size is created even the source is smaller

[WordPress Trac]

#50667: New attachment size is created even the source is smaller
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 Reporter:  adam.radocz   |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Media         |    Version:  5.4.2
 Severity:  normal        |   Keywords:  needs-patch
  Focuses:  performance   |
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 When you upload a very optimized image sometimes the created attachment
 size's file size is larger than the source image. When a new size is
 created its filesize should be checked whether it's really smaller or not.
 Now it just allocates extra space and uses extra bandwidth.

 Sample image: [https://ibb.co/x8LhGC0]

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Ticket URL: <https://core.trac.wordpress.org/ticket/50667>
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