[MPlayer-dev-eng] Audio visualization

[Compn]

On Wed, 30 Jan 2008 17:12:24 +0300, Pavel Modilaynen wrote:

>I think there is another and more powerfull approach could
>be used to add this feature to mplayer without xmms and libvisual.
>It could be implemented as additional feature which is enabled
>in command line (maybe with -viz [oscill | spectrum | ... ]) only
>if only one stream is present - audio.
>
>This feature could be useful for various diagnostic / test /
>demonstration purposes.
>
>Any advices / objections?
>
>Thank you for your consideration.

i think it could be implemented as a video filter
for example, look at these filters:
mplayer -vf test file
or mplayer -vf rgbtest file

also ffplay has a simple audio visualizer, maybe it can be ported?

-compn