[wp-trac] [WordPress Trac] #39456: WP does not respect original image bit-depth creating thumbnails

[WordPress Trac]

#39456: WP does not respect original image bit-depth creating thumbnails
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 Reporter:  wordpresslover7  |      Owner:
     Type:  defect (bug)     |     Status:  new
 Priority:  normal           |  Milestone:  Awaiting Review
Component:  Media            |    Version:  4.7
 Severity:  normal           |   Keywords:
  Focuses:                   |
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 The result is that thumbnails double in size as illustrated below:

 Original image is 616x192px and weighs 8 KB...

 [[Image(https://s23.postimg.org/6pb16yl0b/PNG_bit_depth.png)]]

 This is a serious defect hitting SEO, server resources consumption and web
 speed.

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Ticket URL: <https://core.trac.wordpress.org/ticket/39456>
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