[Bug 783591] openjpegdec: support grayscale with alpha

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Thu Jul 6 18:19:16 UTC 2017


https://bugzilla.gnome.org/show_bug.cgi?id=783591

Aaron Boxer <boxerab at gmail.com> changed:

           What    |Removed                     |Added
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 Attachment #354405|committed                   |none
             status|                            |
 Attachment #354405|0                           |1
        is obsolete|                            |

--- Comment #29 from Aaron Boxer <boxerab at gmail.com> ---
Created attachment 355039
  --> https://bugzilla.gnome.org/attachment.cgi?id=355039&action=edit
support grayscale with alpha

Since we can't get alpha info from openjpeg, we assume that grayscale with
alpha is in the format YA, where Y is the luminance channel, and A is the alpha
channel.

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