[FFmpeg-trac] #4814(undetermined:new): swscale default alpha blending drops alpha

[FFmpeg]

#4814: swscale default alpha blending drops alpha
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             Reporter:  michael      |                    Owner:
                 Type:  enhancement  |                   Status:  new
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:  swscale,     |               Resolution:
  alpha                              |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by cehoyos):

 Replying to [comment:7 projectsymphony]:
 > is there a benchmark related to the performance impact that @cehoyos and
 @michael suggest?

 You mean additional (per-pixel) code comes for free?

 Maybe in avconv...

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Ticket URL: <https://trac.ffmpeg.org/ticket/4814#comment:9>
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