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- Xref: sparky rec.video:13538 rec.video.production:1788
- Newsgroups: rec.video,rec.video.production
- Path: sparky!uunet!zaphod.mps.ohio-state.edu!saimiri.primate.wisc.edu!ames!sun-barr!sh.wide!wnoc-tyo-news!lkbreth!trebor
- From: trebor@foretune.co.jp (Robert J Woodhead)
- Subject: Re: Computing Surround Sound; adding surround to home videos
- Message-ID: <1992Nov16.051211.4024@foretune.co.jp>
- Keywords: An odd question, but...
- Organization: Foretune Co., Ltd.
- References: <1992Nov12.054614.29516@foretune.co.jp> <4430@vidiot.UUCP> <1992Nov15.171450.9320@cis.ohio-state.edu>
- Date: Mon, 16 Nov 1992 05:12:11 GMT
- Lines: 18
-
- fontana@iguana.cis.ohio-state.edu (Mark Fontana) writes:
-
- >>It is a lot easier than you think. You only really have to worry about
- >>two audio channels - left and right. To output the center channel, you make
- >>the left and right channels equal. To make the surround channel you change
- >>the phase (180 degrees) of the left or right channel.
-
- >Right. This works, more or less. I haven't got a real Dolby processor
- >yet, just the poor man's setup described here every few days.
-
- This is helpful, but being a computer (graphics) weenie, I'm a little
- confused by the meaning of "changing phase." Can someone elucidate?
- What I'm really looking for is the mixing algorithms (eg: various'
- digital datastreams in, mixed datastreams out.)
- --
- +---------------------------------------------------------------------------+
- | Robert J. Woodhead, Biar Games / AnimEigo, Incs. trebor@foretune.co.jp |
- | AnimEigo US Office Email (for general questions): 72447.37@compuserve.com |
-