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Failed to open "alsa" - Help - Volumio
https://community.volumio.org/t/failed-to-open-alsa/8844#:~:text=It%20can%20be%20HW%20issue.%20Check%20cable%20and,or%20other%20program%20which%20play%20music%20or%20sound.
real time - Alsa: snd_pci_readi() recording - Stack Overflow
https://stackoverflow.com/questions/51319541/alsa-snd-pci-readi-recording
I've got a dedicated thread that caputures audio from Alsa through snd_pcm_readi (). Recording happens fine for some 30 mins (each file of one minute duration), After that file size gradually decreases and results in " read from audio interface failed err = -32 ". if ( (err = snd_pcm_readi (capture_handle, buffer, buffer_frames)) != buffer_frames) { fprintf (stderr, "read …
Failed to open "alsa" - Help - Volumio
https://community.volumio.org/t/failed-to-open-alsa/8844
Failed to open “alsa” [alsa]; Failed to open ALSA device “hw:1,0”: No such file or directory Usually I just restart the Raspberry and it work again but sometimes I have to reboot several times. I tried to uninstall & reinstall the DAC several times in the output device in the “playback options” but I did not fix the issue
c - Audio recording using ALSA in PCM format - Stack …
https://stackoverflow.com/questions/53466720/audio-recording-using-alsa-in-pcm-format
I am working on audio capturing using ALSA in linux platform. I am able to capture audio using below code where I am passing "default" device into argument, and it will dump audio data into in.pcm file. However, when I tried to play in.pcm file, I hear only noise. I am trying to play audio using below command: ffplay -autoexit -f f32le -ac 1 ...
alsa - Unable to playback captured audio using USB …
https://unix.stackexchange.com/questions/277480/unable-to-playback-captured-audio-using-usb-sound-card
with. # Keep snd-usb-audio from beeing loaded as first soundcard options snd-usb-audio index=-1. Now, when i run my code , I got this output:-. Rate for playback is 48000 period size now 1024 period size 1024 buffer size 2048 Rate for capture is 48000 cannot set channel count (Invalid argument)
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