[MPlayer-users] prologic sound

Brian J. Murrell brian at interlinx.bc.ca
Sun Sep 21 05:53:05 CEST 2003

Hi Stephen,

We meet again...  :-)

On Wed, 2002-05-22 at 17:04, Stephen Davies wrote:
> On Tue, 21 May 2002, [iso-8859-1] Jos M. [iso-8859-1] Fandio wrote:
> > Now, I'm trying to know how I can use mplayer for generating a Dolby
> > ProLogic sound from a DVD (AC3). Revising the archives I haven't
> > found any commentary about this. :(
> Most every code that downmixes AC3 to a stereo pair actual generates a
> "prologic" downmix.

This is good to know.  Seeing as I only have a Pro Logic decoder at this
time (no DTS yet :-() hearing a Pro Logic rendition of the 5.1 sound is
better than simply L/R.

> This is certainly true of the liba52 that's used in mplayer/mencoder.
> So you don't have to do anything special.

But, one must have to tell MPlayer that one is interested in the 5.1 ->
(Pro Logic) Surround downmix with an explicit "-channels 2" though


My other computer is your Microsoft Windows server.

Brian J. Murrell
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