jack_oscrolloscope is a simple waveform viewer for JACK.
Version: 0.6jack_oscrolloscope is a simple waveform viewer for JACK. The waveform is displayed in realtime, so you can always see the signal the instant it comes through JACK's input port.
Operating System: Linux
This project is released unter the GNU General Public License.
In the jack_oscrolloscope source directory, run:
and then, as root:
or, to install somewhere else than /usr/local, e.g. /usr:
make PREFIX=/usr install
Command line options:
jack_oscrolloscope [ options ] [ port1 port2 ... ]
- n < number > number of input ports
- d < seconds > duration of audio being displayed (default 5s)
- c indicate clipping
- s disable scrolling
- x < pixels > set window width
- y < pixels > set window height
- g use OpenGL for drawing
- f < fps > video frames per second (default 50, 0=unlimited/vsync)
- h show this help
You can put default options into the config file ~/.jack_oscrolloscoperc. This file should consist of one single line, with the options just like you would have entered them on the command line.
Options given on the command line override those in the config file. To override options which take no arguments, append 0. E.g. to override "-s", use "-s0".
Port arguments are not yet supported in the config file.