The olk_audloop program is a command-line driven tool used to loop audio IN to audio OUT.
The following shows the command-line syntax for the olk_audloop example:
hostname% o1k_audloop options
The following table describes command options and the default setting.
Table 4-4 o1k_audloop Options
Options |
Description and Values |
Default |
---|---|---|
-D device |
Device name |
/dev/o1k0 |
-f format |
Encoding format (0=ULAW, 1=ALAW, 2=PCM8, 3=PCM16, 4=G722) |
0 |
-r rate |
Sample rate (8000, 11025, 16000, 22050) |
8000 |
-c channel |
Channels (1, 2) |
1 |
-p port |
Input port (0=LINE, 1=MIC) |
0 |
-g gain |
Input gain (0 .. 1.0) |
.125 |
-v gain |
Output gain (0 .. 1.0) |
1.0 |
-b size |
Buffer size |
1000 |