#290: alpha channel not preserved when transcoding
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Reporter: | Owner: michael
matteosistisette | Status: closed
Type: defect | Component:
Priority: normal | undetermined
Version: unspecified | Resolution:
Keywords: | worksforme
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
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Changes (by cehoyos):
* status: new => closed
* resolution: => worksforme
Comment:
Both -vcodec qtrle -pix_fmt argb and -vcodec png -pix_fmt rgb32 encode the
alpha channel of your sample as expected.
Does libx264 support encoding an alpha channel?
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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/290#comment:2>
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