From 1b0552bf9480f561641e1ae718e728c735547334 Mon Sep 17 00:00:00 2001 From: Ralph Giles <giles@mozilla.com> Date: Sat, 25 May 2013 01:43:06 +0800 Subject: [PATCH] Try to clarify that opus maps to flac/wav but wav doesn't map to opus. --- doc/draft-ietf-codec-oggopus.xml | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/doc/draft-ietf-codec-oggopus.xml b/doc/draft-ietf-codec-oggopus.xml index 416bf7248..6131e69ed 100644 --- a/doc/draft-ietf-codec-oggopus.xml +++ b/doc/draft-ietf-codec-oggopus.xml @@ -760,13 +760,14 @@ This set of surround configurations and speaker location orderings is the same The ordering is different from the one used by the WAVE <xref target="wave-multichannel"/> and FLAC <xref target="flac"/> formats, - although the configurations match, so correct ordering requires permutation - of the output channels when encoding from or decoding to those formats. + so correct ordering requires permutation of the output channels when encoding + from or decoding to those formats. 'LFE' here refers to a Low Frequency Effects, often mapped to a subwoofer with no particular spacial position. Implementations SHOULD identify 'side' or 'rear' speaker locations with 'surround' and 'back' as appropriate when interfacing with audio formats or systems which prefer that terminology. +Speaker configurations other than those described here are not supported. </t> </section> -- GitLab