[MPlayer-users] 回复： Re: flv with alpha channel

[叶树根]

I do not know the possibility to make flv with alpha channel use mencoder.
  I want to get transparency when play movie on web.

Phil Oleynik <Oleynik.Phil at mail.ioffe.ru> 写道：
  叶树根 wrote:
> hi all
> Making movies with mencoder from png images.
> my command is:
> mencoder "mf://*.png" -mf fps=25:type=png -ovc vfw -xvfwopts codec=vp6vfw.dll -of flv -o ffff.flv
> I can get .flv file, but it's lost alpha channel.
> 
> Do i need to give an extra command to keep the alpha channel ? 
> Does anybody know how to get a flv file with an alpha channel ?
>
> 
Hello,
is it possible to make a movie with alpha channel at all? Why is it so 
important?
Phil
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