From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus Plail Subject: Re: dolby digital output Date: Sun, 17 Feb 2002 18:47:35 +0100 Message-ID: <20020217184735.29659517.plail@web.de> References: <1013927613.9422.10.camel@samoyed.wuff.dhs.org> <20020217171555.GA4182@orbital.xs4all.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit In-Reply-To: <20020217171555.GA4182@orbital.xs4all.nl> Errors-To: alsa-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org Hi there! On Sun, 17 Feb 2002 18:15:55 +0100 Andy Lo-A-Foe wrote: > On Sun, Feb 17, 2002 at 01:33:32AM -0500, Hod McWuff wrote: > > > I'd imagine the first step would be to add an ac3 encoder, and then > > (possibly) the 2->5.1 channel demuxing for stereo streams. This would > > result in the ability to mix dolby digital streams (DVD's) with more > > mundane PCM streams, such as IM or telephony apps. > > None of the available open source software AC3 encoders are fast enough > to do realtime 5.1 encoding I think. The main task would be to try and > optimize this. Outputting compressed AC3 frames through alsa is probably > the easiest part (see http://www.alsaplayer.org for ac3play) Are there really any AC3 ENcoders? I thought only quite expensive (windows) software would be able to do that, because of Dolby's licensing. If there are any what would those be? Regards Markus Plail _______________________________________________ Alsa-devel mailing list Alsa-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/alsa-devel