ref: f146ff926e672d89f5e8c2db690e65f725b3e464
parent: 6ca72ad76621838ac7443ae4c921008d17a7fe4e
author: robs <robs>
date: Sun May 10 04:30:14 EDT 2009
filter -> sinc
--- a/sox.1
+++ b/sox.1
@@ -1509,7 +1509,7 @@
.SP
This effect supports the \fB\-\-plot\fR global option.
.SP
-See also \fBfilter\fR for a bandpass filter with steeper shoulders.
+See also \fBsinc\fR for a bandpass filter with steeper shoulders.
.TP
\fBbandpass\fR\^|\^\fBbandreject\fR [\fB\-c\fR] \fIfrequency\fR[\fBk\fR]\fI width\fR[\fBh\fR\^|\^\fBk\fR\^|\^\fBo\fR\^|\^\fBq\fR]
Apply a two-pole Butterworth band-pass or band-reject filter with
@@ -1525,7 +1525,7 @@
.SP
These effects support the \fB\-\-plot\fR global option.
.SP
-See also \fBfilter\fR for a bandpass filter with steeper shoulders.
+See also \fBsinc\fR for a bandpass filter with steeper shoulders.
.TP
\fBbandreject \fIfrequency\fR[\fBk\fR]\fI width\fR[\fBh\fR\^|\^\fBk\fR\^|\^\fBo\fR\^|\^\fBq\fR]
Apply a band-reject filter.
@@ -2279,7 +2279,7 @@
.SP
These effects support the \fB\-\-plot\fR global option.
.SP
-See also \fBfilter\fR for filters with a steeper roll-off.
+See also \fBsinc\fR for filters with a steeper roll-off.
.TP
\fBladspa\fR \fBmodule\fR [\fBplugin\fR] [\fBargument\fR...]
Apply a LADSPA [5] (Linux Audio Developer's Simple Plugin API) plugin.
@@ -2334,13 +2334,13 @@
companding is typically used in FM radio:
.EX
.ne 8
- play track1.wav gain -3 filter 8000- 32 100 mcompand \\
+ play track1.wav gain -3 sinc 8000- 29 100 mcompand \\
\(dq0.005,0.1 -47,-40,-34,-34,-17,-33\(dq 100 \\
\(dq0.003,0.05 -47,-40,-34,-34,-17,-33\(dq 400 \\
\(dq0.000625,0.0125 -47,-40,-34,-34,-15,-33\(dq 1600 \\
\(dq0.0001,0.025 -47,-40,-34,-34,-31,-31,-0,-30\(dq 6400 \\
\(dq0,0.025 -38,-31,-28,-28,-0,-25\(dq \\
- gain 15 highpass 22 highpass 22 filter -17500 256 \\
+ gain 15 highpass 22 highpass 22 sinc -n 255 -b 16 -17500 \\
gain 9 lowpass -1 17801
.EE
The audio file is played with a simulated FM radio sound (or broadcast
--- a/soxformat.7
+++ b/soxformat.7
@@ -264,7 +264,7 @@
be used with any bit-rate. E.g.
.EX
sox infile outfile.cvu rate 28k
- play -r 28k outfile.cvu filter -3.4k
+ play -r 28k outfile.cvu sinc -3.4k
.EE
.TP
.B .dat
@@ -597,7 +597,7 @@
little can be done about the clipping, a DC offset can be removed by
passing the decoded audio through a high-pass filter, e.g.:
.EX
- sox input.vox output.au highpass 10
+ sox input.vox output.wav highpass 10
.EE
.TP
\&\fB.w64\fR (optional)
--- a/src/sinc.c
+++ b/src/sinc.c
@@ -42,8 +42,8 @@
while (c && (c = getopt(argc, argv, "+ra:b:p:MILt:n:")) != -1) switch (c) {char * parse_ptr;
case 'r': p->round = sox_true; break;
- GETOPT_NUMERIC('a', att, 40 , 170)- GETOPT_NUMERIC('b', beta, 0 , 18)+ GETOPT_NUMERIC('a', att, 40 , 180)+ GETOPT_NUMERIC('b', beta, 0 , 256) GETOPT_NUMERIC('p', phase, 0, 100)case 'M': p->phase = 0; break;
case 'I': p->phase = 25; break;