[FFmpeg-trac] #769(swscale:open): png gray8 alpha decodes incorrectly

[FFmpeg]

#769: png gray8 alpha decodes incorrectly
--------------------------------------+-----------------------------------
             Reporter:  ami_stuff     |                    Owner:
                 Type:  defect        |                   Status:  open
             Priority:  normal        |                Component:  swscale
              Version:  git-master    |               Resolution:
             Keywords:  gray8a alpha  |               Blocked By:
             Blocking:                |  Reproduced by developer:  1
Analyzed by developer:  0             |
--------------------------------------+-----------------------------------
Changes (by cehoyos):

 * keywords:   => gray8a alpha
 * status:  new => open
 * version:  unspecified => git-master
 * component:  undetermined => swscale
 * reproduced:  0 => 1


Comment:

 The following commands work as expected:
 ffmpeg -i basi4a08.png out.avi
 ffmpeg -i basi4a08.png -pix_fmt yuv420p out.tif

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/769#comment:4>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker