diff --git a/doc/encoders.texi b/doc/encoders.texi index 1aec4312a4..a060525add 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -642,7 +642,7 @@ Set the number of audio channels. @item flags +qscale Enable fixed quality, VBR (Variable Bit Rate) mode. -Note that VBR is implicitely enabled when the @option{vbr} value is +Note that VBR is implicitly enabled when the @option{vbr} value is positive. @item cutoff @@ -725,12 +725,12 @@ Default value is 0. @item vbr Set VBR mode, from 1 to 5. 1 is lowest quality (though still pretty -good) and 5 is highest quality. A value of 0 will disable VBR mode, -and CBR (Constant Bit Rate) mode is enabled. +good) and 5 is highest quality. A value of 0 will disable VBR, and CBR +(Constant Bit Rate) is enabled. -Currently only the @samp{aac_low} profile supports VBR mode. +Currently only the @samp{aac_low} profile supports VBR encoding. -VBR modes 1-5 correspond to roughly the following average bit rate: +VBR modes 1-5 correspond to roughly the following average bit rates: @table @samp @item 1