Re: [wsjt-devel] No audio output to FT-710 with Raspberry pi

[Daniel U. <vfz...@gm...>]

As a side note, when having problems like this it can be nice to compile 
and run wsjt-x in an isolated container, with known and controlled 
system environment:
https://sm6vfz.wordpress.com/2023/07/10/building-and-running-wsjt-x-in-a-docker-container/
This is tested by me on RPi 5 as well.

/Daniel SM6VFZ



On 6/30/24 19:41, Steve Brown via wsjt-devel wrote:
> Hi Kari,
>
> What's the length of the IC-7300 output device name?
>
> There doesn't seem to be much consistency in the size of card_name in
> the pipewire alsa plugin. But, if the name gets truncated, wsjtx should
> fail on the amd64 as well and doesn't. I'll ask on the pipewire-devel
> list.
>
> spa/plugins/alsa/alsa-acp-device.c:	char card_index[16], card_name[64], *p;
> spa/plugins/alsa/alsa-pcm.c:	char card_name[64];
> spa/plugins/alsa/alsa-pcm.c:	char card_name[256];
> spa/plugins/alsa/alsa-pcm.h:	char card_name[128];
>
>
> Steve
>
>> Hi Steve,
>>
>> Pipewire may be the culprit here.
>>
>> I'm currently running WSJT-X on a Raspberry PI4 with Raspberry OS 12
>> (
>> bookworm ) 64bit
>> without issues.
>>
>> I'm using IC-7300 but FT-710 should be similar when it comes to
>> audio.
>>
>> If you open terminal and enter "ps -fjH -u $USER", do you see a line
>> "/usr/bin/pipewire-pulse" there?  This is ( I think ) some kind of
>> brdige
>> allowing pulse applications to use pipewire.
>>
>> 'Kari
>>
>> On 6/30/24 17:32, Steve Brown wrote:
>>> Hi Kari,
>>>
>>> It's installed on both systems.
>>>
>>> Some more evidence:
>>>
>>> I can run aplay and output to the fig's sound output device without
>>> error. However, if I run wsjtx with the audio output set to the
>>> hdmi
>>> device, when I run aplay, I get the same "no such device" error.
>>>
>>> I don't this is a wsjtx issue, rather a problem in pipewire. I'll
>>> look.
>>>
>>> I'm especially suspicious of the rig's long device name.
>>>
>>> Steve WA9OLA
>>>
>>> On Sat, 2024-06-29 at 22:27 +0300, Kari Sillanmäki via wsjt-devel
>>> wrote:
>>>> Hi Steve,
>>>>
>>>> Do you have "libqt5multimedia5-plugins"  installed?
>>>>
>>>> 73's de Kari, oh2gqc
>>>>
>>>> On 6/29/24 22:04, Steve Brown via wsjt-devel wrote:
>>>>> Hi,
>>>>>
>>>>> No problem on Ubuntu 24.04 on an amd64, but no audio on RPi 5
>>>>> with
>>>>> the
>>>>> same OS. Receive works on both.
>>>>>
>>>>> I rebuilt wsjtx so the images are identical on both (2b9d65).
>>>>>
>>>>> The settings are identical.
>>>>>
>>>>> The sound output name is
>>>>> "alsa_output.usb-C-Media_Electronics_Inc._USB_Audio_Device-
>>>>> 00.analog-
>>>>> stereo"
>>>>>
>>>>> The log is spammed with
>>>>>
>>>>> Jun 28 14:48:00 wsjtx kernel: retire_capture_urb: 1014
>>>>> callbacks
>>>>> suppressed
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: hw:2:
>>>>> snd_pcm_status error: No such device
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: hw:2:
>>>>> snd_pcm_recover error: No such device
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: get_status
>>>>> error
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: hw:2:
>>>>> snd_pcm_drop
>>>>> No such device
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: hw:2: close
>>>>> failed:
>>>>> No such device
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: front:2:
>>>>> snd_pcm_drop No such device
>>>>> Jun 28 14:48:01 wsjtx pipewire[1007]: spa.alsa: front:2: close
>>>>> failed: No such device
>>>>> Jun 28 14:48:01 wsjtx kernel: usb 1-2.2: reset full-speed USB
>>>>> device number 4 using xhci-hcd
>>>>> Jun 28 14:48:03 wsjtx pipewire[1007]: spa.alsa: front:2:
>>>>> snd_pcm_drop No such device
>>>>> Jun 28 14:48:03 wsjtx pipewire[1007]: spa.alsa: front:2: close
>>>>> failed: No such device
>>>>> Jun 28 14:48:03 wsjtx kernel: usb 1-2.2: reset full-speed USB
>>>>> device number 4 using xhci-hcd
>>>>> Jun 28 14:48:05 wsjtx pipewire[1007]: spa.alsa: front:2:
>>>>> snd_pcm_drop No such device
>>>>> Jun 28 14:48:05 wsjtx pipewire[1007]: spa.alsa: front:2: close
>>>>> failed: No such device
>>>>> Jun 28 14:48:05 wsjtx kernel: usb 1-2.2: reset full-speed USB
>>>>> device number 4 using xhci-hcd
>>>>>
>>>>> If I set wsjtx audio output to the hdmi audio device, I get FT8
>>>>> tones
>>>>> and no complaints in the log.
>>>>>
>>>>> The rig indicates transmit, but no audio, so no RF.
>>>>>
>>>>> Any suggestions on tracking this down?
>>>>>
>>>>> I tried uncommenting some of the qDebug calls, but can't
>>>>> find/enable
>>>>> the output.
>>>>>
>>>>> Steve WA9OLA
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> wsjt-devel mailing list
>>>>> wsj...@li...
>>>>> https://lists.sourceforge.net/lists/listinfo/wsjt-devel
>>>>
>>>>
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>>
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