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gr::log :ERROR: audio_alsa_sink0 - [default]: set_channels ...
https://github.com/rxseger/linuxproblems/issues/4
Raspberry Pi 3 with Raspbian OS 2016-05-27-raspbian-jessie.img, headless setup and VNC sudo apt install gnuradio sudo apt install gr-osmosdr gnuradio-companion Create a trivial flowgraph with an Audio Sink: attempt to run it. Fails with ...
Missing alsa source · Issue #26 · kpreid/shinysdr · GitHub
https://github.com/kpreid/shinysdr/issues/26
kpreid added the support label on Feb 24, 2015. kpreid changed the title Raspberry Pi2: Missing alsa source Missing alsa source on Apr 23, 2015. kpreid mentioned this issue on Apr 23, 2015. shinysdr on odroid #33. Closed. kpreid mentioned this issue on Feb 8, 2016. Create a troubleshooting guide #44. Closed.
A patch to fix audio_alsa_sink[hw:0,0]: snd_pcm_hw_params ...
https://oz9aec.net/radios/gnu-radio/a-patch-to-fix-audioalsasinkhw00-sndpcmhwparams-failed
audio_alsa_sink [hw:0,0]: snd_pcm_hw_params failed: File descriptor in bad state. terminate called after throwing an instance of 'std::runtime_error'. what (): check topology failed on audio_alsa_sink (1) using ninputs=1, noutputs=0. This happened on both my Acer and my MacBook Pro; both running the lates git of GNU Radio v3.3.1git-96-g1fa9a8ea ...
alsa - gstreamer - replace audio sink at runtime - Stack ...
https://stackoverflow.com/questions/46246945/gstreamer-replace-audio-sink-at-runtime
gstreamer - replace audio sink at runtime. Bookmark this question. Show activity on this post. I'd like to delete the alsa sink and create new one at runtime. Both of the old element and new element were deleted and created successfully. And I try to resume the audio, but the audio was not played. Please advise which part is wrong.
[Discuss-gnuradio] How to specify Audio Source device_name?
https://discuss-gnuradio.gnu.narkive.com/t7qCKNkO/how-to-specify-audio-source-device-name
The specific audio device to use can be specified as the device_name - pulse, hw:0,0, plughw:0,0, surround51, /dev/dsp Well, I have tried every variation of the above I and think of. No entry RuntimeError: audio_alsa_source
OP25 - OP25 WAV file as an input | RadioReference.com Forums
https://forums.radioreference.com/threads/op25-wav-file-as-an-input.405860/
self.audio_source = audio.source (capture_rate, audio_input_filename) File "/usr/lib/python2.7/dist-packages/gnuradio/audio/audio_swig.py", line 154, in make return _audio_swig.source_make (*args, **kwargs) RuntimeError: audio_alsa_source This one might just be a config issue on my part, importing .wav files directly would be my preference. boatbod
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