[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 projectsymphony):

 Replying to [comment:9 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?

 Depends on how that code is written. Usually people run benchmarks for
 what a code change encompasses before claiming that something has a huge
 performance impact.


 > Maybe in avconv...

 How is this comment related to anything here? Please go troll elsewhere.

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Ticket URL: <https://trac.ffmpeg.org/ticket/4814#comment:10>
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