[vdr] pvrinput radio - need analogradio??
Jose Alberto Reguero
jareguero at telefonica.net
Wed Feb 14 00:11:26 CET 2007
El Martes, 13 de Febrero de 2007, Simon Baxter escribió:
> OK.
>
> In order to get the correct info from a v4l2-ctl --all:
> Format:
> Type : VBI Capture
> Sampling Rate : 27000000 Hz
> Offset : 248 samples (9.18519e-06 secs after leading edge)
> Samples per Line: 1440
> Sample Format : GREY
> Start 1st Field : 6
> Count 1st Field : 18
> Start 2nd Field : 318
> Count 2nd Field : 18
> Video input : 0 (Tuner 1)
> Audio input : 0 (Tuner 1)
> Frequency: 1440000 (90.000000 MHz)
> Video standard = 0x000000ff
> PAL-B/B1/G/H/I/D/D1/K
> Tuner:
> Capabilities : @@ -881,12 +881,19 @@
> bool cPvrDevice::Tune(int freq)
> {
> struct v4l2_frequency vf;
> + int freqaux = freq;
>
> memset(&vf, 0, sizeof(vf));
> vf.tuner = 0;
> - vf.type = V4L2_TUNER_ANALOG_TV;
> + if (freq < 88000000)
I think this don't work. I use freq >180000 because 180000 is the max range
for FM.
You can also use:
if (radio_fd >= 0)
radio
else
tv
Jose Alberto
> + vf.type = V4L2_TUNER_ANALOG_TV;
> + else
> + {
> + log(3, "Changing to RADIO");
> + vf.type = V4L2_TUNER_RADIO;
> + freqaux = freq * 1000;
> + }
> vf.frequency = (int) ((double) freq * 16.0 / 1000.0 + 0.5);
> -
> if (IOCTL(video_fd, VIDIOC_S_FREQUENCY, &vf) != 0)
> {
> log(0, "Error tuning to %d: %s", freq, strerror(errno));
> 62.5 Hz stereo
> Frequency range : 65.0 MHz - 108.0 MHz
> Signal strength : 50%
> Current audio mode : stereo
> Available subchannels: stereo
>
> I patched as follows:
> > Thanks Jose - that's a great help!
> >
> >> El Martes, 13 de Febrero de 2007 12:16, Jose Alberto Reguero escribió:
> >>> I use this modified code in device.c (pvrinput):
> >>>
> >>> bool cPvrDevice::Tune(int freq)
> >>> {
> >>> struct v4l2_frequency vf;
> >>> int freqaux = freq;
> >>>
> >>> memset(&vf, 0, sizeof(vf));
> >>> vf.tuner = 0;
> >>> if (freq > 180000)
> >>> vf.type = V4L2_TUNER_ANALOG_TV;
> >>> else
> >>> {
> >>> vf.type = V4L2_TUNER_RADIO;
> >>> freqaux = freq * 1000;
> >>> }
> >>> vf.frequency = (int) ((double) freqaux * 16.0 / 1000.0 + 0.5);
> >>>
> >>> if (IOCTL(video_fd, VIDIOC_S_FREQUENCY, &vf) != 0)
> >>> {
> >>> log(0, "Error tuning to %d: %s", freq,
> >>> strerror(errno));
> >>> return false;
> >>> }
> >>> frequency = freq;
> >>> return true;
> >>> }
> >>>
> >>> But I have some problems with radio(pvrinput), and xineliboutput.
> >>
> >> The problem I have is that after a while sound is distorted an finally
> >> sound
> >> stop. There is not any messages in the log. I don't know if is pvrinput
> >> or
> >> xineliboutput fault.
> >>
> >> Jose Alberto
> >>
> >>> Jose Alberto
> >>>
> >>> El Martes, 13 de Febrero de 2007 11:01, Simon Baxter escribió:
> >>> > It looks like this plugin does something wrong with the analog radio
> >>>
> >>> on
> >>>
> >>> > the OEM PVR-150 card.
> >>> >
> >>> > With channels.conf set to:
> >>> > Radio 91ZM:90900:I999C0:C:0:0:300:305:A1:12003:1:1007:0
> >>> >
> >>> > v4l2-ctl --all looks like this:
> >>> >
> >>> > Audio input : 0 (Tuner 1)
> >>> > Frequency: 1454 (90.875000 MHz)
> >>> > Video standard = 0x000000ff
> >>> > PAL-B/B1/G/H/I/D/D1/K
> >>> > Tuner:
> >>> > Capabilities : 62.5 kHz multi-standard
> >>> > Frequency range : 44.0 MHz - 958.0 MHz
> >>> > Signal strength : 0%
> >>> > Current audio mode : mono
> >>> > Available subchannels:
> >>> >
> >>> >
> >>> > Where ivtv-radio -f90 looks like this:
> >>> >
> >>> > Audio input : 0 (Tuner 1)
> >>> > Frequency: 1454400 (90.900000 MHz)
> >>> > Video standard = 0x000000ff
> >>> > PAL-B/B1/G/H/I/D/D1/K
> >>> > Tuner:
> >>> > Capabilities : 62.5 Hz stereo
> >>> > Frequency range : 65.0 MHz - 108.0 MHz
> >>> > Signal strength : 50%
> >>> > Current audio mode : stereo
> >>> > Available subchannels: stereo
> >>> >
> >>> >
> >>> > it appears pvrinput isn't setting the right audio mode/sub channels
> >>>
> >>> etc??
> >>>
> >>> > Any ideas?
> >>> >
> >>> > PS. It looks like analogradio plugin is no longer supported? Is
> >>>
> >>> also
> >>>
> >>> > doesn't support ALSA.
> >>> >
> >>> > ?
> >>> >
> >>> > > I've asked this before, last year, but never had a response.
> >>> > >
> >>> > > How do I configure radio channels in VDR.
> >>> > >
> >>> > > My channels.conf has:
> >>> > >
> >>> > > Classic Hits:90000:I999C0:C:0:0:300:305:A1:12003:1:1006:0
> >>> > >
> >>> > > But I think I'm picking up the wrong device, as I hear no audio. I
> >>> > > have a single PVR-150 with ivtv and the following devices:
> >>> > >
> >>> > > /dev/video0
> >>> > > /dev/video24
> >>> > > /dev/video32
> >>> > >
> >>> > > When I do a 'ivtv-radio -f90000' I see:
> >>> > > aplay -f dat < /dev/video24 #which works
> >>> > >
> >>> > > So....what should my Parameters be??
> >>> > >
> >>> > > C0 - Input 0
> >>> > > C12 - Input 1
> >>> > > C23 - Input 2
> >>> > > C34 - Input 3
> >>> > > C45 - Input 4
> >>> > > C56 - Input 5
> >>> > > C67 - Input 6
> >>> > > C78 - Input 7
> >>> > > C89 - Input 8
> >>> > > C999 - Input 9
> >>> > >
> >>> > >
> >>> > > Thanks - in advance!
> >>> > >
> >>> > >
> >>> > >
> >>> > > _______________________________________________
> >>> > > vdr mailing list
> >>> > > vdr at linuxtv.org
> >>> > > http://www.linuxtv.org/cgi-bin/mailman/listinfo/vdr
> >>> >
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