ref: f5afb3930673306a62ae50948af973c66331b002
parent: d54a00ff26705a81857ccc9da83feb4bfa506f73
author: robs <robs>
date: Sat Apr 21 06:57:49 EDT 2007
tweaks
--- a/sox.1
+++ b/sox.1
@@ -1595,6 +1595,10 @@
parameters are specified between double quotes and the crossover
frequency for that band is given by \fIxover-freq\fR; these can be
repeated to create multiple bands.
+.SP
+See also
+.B compand
+for a single-band companding effect.
.TP
\fBmixer\fR [ \fB\-l\fR\^|\^\fB\-r\fR\^|\^\fB\-f\fR\^|\^\fB\-b\fR\^|\^\fB\-1\fR\^|\^\fB\-2\fR\^|\^\fB\-3\fR\^|\^\fB\-4\fR\^|\^\fIn\fR{\fB,\fIn\fR} ]Reduce the number of audio channels by mixing or selecting channels,
@@ -1671,8 +1675,9 @@
from \fBnoiseprof\fR. \fIthreshold\fR specifies how much noise should be removed, and
may be between 0 and 1 with a default of 0\*d5. Higher values will remove more
noise but present a greater likelihood of distorting the desired audio signal.
-Experiment with different threshold values to find the optimal one for your
-audio.
+Using headphones to check the results, experiment with different
+threshold values to find the optimal one for your audio; pay special
+attention to quieter sections.
.TP
\fBpad\fR { \fIlength\fR[\fB@\fIposition\fR] }Pad the audio with silence, at the beginning, the end, or any
@@ -2235,6 +2240,10 @@
Not specifying this parameter will cause no limiter to be used. In verbose
mode, this effect will display the percentage of the audio that needed to be
limited.
+.SP
+See also
+.B compand
+for a dynamic-range compression/expansion/limiting effect.
.SS Deprecated Effects
The following effects have been renamed or have their functionality
included in another effect. They continue to work in this version of