[MPlayer-users] Mac OS X Audio 5.1 Channel Output Problems
Reimar Döffinger
Reimar.Doeffinger at stud.uni-karlsruhe.de
Thu Jan 17 11:07:11 CET 2008
Hello,
On Thu, Jan 17, 2008 at 01:45:40AM -0800, galenz at zinkconsulting.com wrote:
[...]
> However, this is extremely un-Mac like and un-intuitive, given the
> available data. The Apple audio API automatically detects the number
> of channels physically available. The macosx audio out module should
> pass this value along to mplayer and set the number of channels
> accordingly.
I am not aware that there are any sound cards that can detect whether 2,
4, 6 or 8 speakers are connected to them. Does Apple have some special
hardware there?
> This is what I mean about mplayer not detecting the multple channels.
> Various other applications - such as QuickTime Player and VLC - rely
> upon detecting available channels in this manner and make audio
> conversion/output settings accordingly.
I'm almost certain that they behave exactly like MPlayer with channels=6
at the expense of giving wrong output for those who only connect two
speakers then.
Greetings,
Reimar Döffinger
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