[wp-trac] [WordPress Trac] #28634: jpeg_quality hook fake compress images

WordPress Trac noreply at wordpress.org
Wed Jun 25 17:22:09 UTC 2014

#28634: jpeg_quality hook fake compress images
 Reporter:  alexufo       |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Media         |    Version:  trunk
 Severity:  normal        |   Keywords:
  Focuses:                |

 add_image_size( 'thumb100x100', 100, 100, true );
 add_filter( 'jpeg_quality', create_function( '', 'return 30;' ));

 to function.php

 upload picture to library.

 look at upload folder.


 How can will be 30kb file size with visible jpg artifacts?
 I look like save twice. With 30% compression and with 100% quality

Ticket URL: <https://core.trac.wordpress.org/ticket/28634>
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