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| author | Alexey Klimov <klimov.linux@gmail.com> | 2013-02-12 02:04:51 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-02-13 23:33:20 +0400 |
| commit | 4db45af5ecdd5a989b5da2e05e37746dffaec0be (patch) | |
| tree | 15f4ae873cf77bf31b718b9de3d7cba54dac2c73 /Documentation/video4linux | |
| parent | 535ec049e82e391dbe8be55ecd9f392acd71d0d7 (diff) | |
| download | linux-4db45af5ecdd5a989b5da2e05e37746dffaec0be.tar.xz | |
[media] radio-si470x doc: add info about v4l2-ctl and sox+alsa
Patch adds information about using v4l2-ctl utility to tune the si470x
radio and example how to use sox+alsa to redirect sound from radio sound
device to another sound device.
Signed-off-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/video4linux')
| -rw-r--r-- | Documentation/video4linux/si470x.txt | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/video4linux/si470x.txt b/Documentation/video4linux/si470x.txt index 3a7823e01b4d..98c32925eb39 100644 --- a/Documentation/video4linux/si470x.txt +++ b/Documentation/video4linux/si470x.txt @@ -53,6 +53,9 @@ Testing is usually done with most application under Debian/testing: - kradio - Comfortable Radio Application for KDE - radio - ncurses-based radio application - mplayer - The Ultimate Movie Player For Linux +- v4l2-ctl - Collection of command line video4linux utilities +For example, you can use: +v4l2-ctl -d /dev/radio0 --set-ctrl=volume=10,mute=0 --set-freq=95.21 --all There is also a library libv4l, which can be used. It's going to have a function for frequency seeking, either by using hardware functionality as in radio-si470x @@ -75,8 +78,10 @@ commands. Please adjust the audio devices to your needs (/dev/dsp* and hw:x,x). If you just want to test audio (very poor quality): cat /dev/dsp1 > /dev/dsp -If you use OSS try: +If you use sox + OSS try: sox -2 --endian little -r 96000 -t oss /dev/dsp1 -t oss /dev/dsp +or using sox + alsa: +sox --endian little -c 2 -S -r 96000 -t alsa hw:1 -t alsa -r 96000 hw:0 If you use arts try: arecord -D hw:1,0 -r96000 -c2 -f S16_LE | artsdsp aplay -B - |