ref: 20c6a1f896c8c364056191bb71bf51e7d0576b13
parent: be38524a5d1dddd21cfb4b8ecdf16388a7d32340
author: rrt <rrt>
date: Sat Nov 25 17:24:10 EST 2006
Document the -freq option to stat.
--- a/sox.1
+++ b/sox.1
@@ -227,8 +227,7 @@
to the output file)
it allows you to avoid giving an output file name and will not
produce an output file. It will apply any specified effects
-to the input file. This is mainly useful with the \fBstat\fR effect
-but can be used.
+to the input file. This is mainly useful with the \fBstat\fR effect.
.TP 10
\fB-r \fIrate\fR
Gives the sample rate in Hertz of the file. To cause the output file to have
@@ -392,7 +391,7 @@
The audio data on a CD-R disk is a raw audio file
with a format of stereo 16-bit signed samples at a 44kHz sample
rate. There is a special blocking/padding oddity at the end
-of the audio file and is why it needs its own handler.
+of the audio file, which is why it needs its own handler.
.TP 10
.B .cvs
Continuously Variable Slope Delta modulation.
@@ -1329,7 +1328,7 @@
0.5 halves speed thus time length doubles and pitch is one octave lower.
If the optional -c parameter is used then the factor is specified in "cents".
.TP 10
-stat [ \fI-s n\fB ] [\fI-rms\fB ] [ \fI-v\fB ] [ \fI-d\fB ]
+stat [ \fI-s N\fB ] [\fI-rms\fB ] [\fI-freq\fB ] [ \fI-v\fB ] [ \fI-d\fB ]
Do a statistical check on the input file,
and print results on the standard error file. Audio data is passed
unmodified from input to output file unless used along with the
@@ -1359,6 +1358,10 @@
.B -rms
option will convert all output average values to \fIroot mean square\fR
format.
+
+The
+.B -freq
+option calculates the input's power spectrum and prints it to standard error.
There is also an optional parameter
.B -d