#9750: overlay filter alpha premultiplied performs brighter on transparent
images
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Reporter: windowsair | Owner: (none)
Type: defect | Status: new
Priority: normal | Component: avfilter
Version: git-master | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by windowsair):
Replying to [comment:6 Elon Musk]:
> Why you havent tried rgb or gbrp formats for overlay?
ok, here are the test results.
gbrp, png input: completely white
gbrp, lavfi/raw input : ok
rgb, png input : transparency seems incorrect
rgb, lavfi/raw input: ok
Oh, I'm not sure if this is a problem.
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Ticket URL: <https://trac.ffmpeg.org/ticket/9750#comment:7>
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