Have you tried changing your device in ledfx to pulse? https://ledfx.readthedocs.io/en/latest/directing_audio.html
Again no idea if this works, I don't know nor use ledfx :) Just trying to help out. On Tue, May 7, 2024 at 6:14 PM Richard Reina <gatorre...@gmail.com> wrote: > Hi Mark, > > Thank you for the reply. paplay also works but there's no change. It's > not the playing of the song that locks up the device and causes Moode audio > not to be able to use it, it's the starting of ledfx. Once I do systemctl > start ledfx the moode audio player can no longer use the output device > regardless if I play a sound file with aplay, paplay or don't play a sound > file at all. Moode audio can't use the device until I do systemctl stop > ledfx. > > El mar, 7 may 2024 a las 10:48, Mark Gaiser (<mark...@gmail.com>) > escribió: > >> Can you use paplay instead? >> That is the pulseaudio aplay drop-in replacement. >> I'm guessing you won't have "device or resource busy" errors when using >> paplay. >> >> I did not test this! But do let us know if it works for you :) >> >> On Tue, May 7, 2024 at 3:24 PM Richard Reina <gatorre...@gmail.com> >> wrote: >> >>> I have a Raspberry Pi 3b with a Hifiberry Amp4/DAC hat runs Moode Audio >>> OS. >>> >>> If I pick Pulse as they audio device in LedFx and play a sound file >>> with aplay sound_file.wav my leds react to the music. >>> >>> The problem is that after aplay has finished playing the sound file if >>> I then go try to use Moode audio player Moode audio won't play music and >>> gives me the following error: >>> >>> MPD error Failed to open "ALSA Default" (alsa); Failed to open ALSA >>> device "_audioout": Device or resource busy >>> >>> This persists until I stop Ledfx. Is there a way I can switch back and >>> forth between aplay and Moode Audio player without having to stop and start >>> Ledfx? I am not looking to get LedFx working with Moode I only want >>> reactive lights when I play a song with aplay. >>> >>> $ aplay -l >>> >>> **** List of PLAYBACK Hardware Devices **** >>> >>> card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry >>> DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0] >>> >>> Subdevices: 0/1 >>> >>> Subdevice #0: subdevice #0 >>> >>> $ amixer >>> Simple mixer control 'Master',0 >>> Capabilities: pvolume pswitch pswitch-joined >>> Playback channels: Front Left - Front Right >>> Limits: Playback 0 - 65536 >>> Mono: >>> Front Left: Playback 65536 [100%] [on] >>> Front Right: Playback 65536 [100%] [on] >>> Simple mixer control 'Capture',0 >>> Capabilities: cvolume cswitch cswitch-joined >>> Capture channels: Front Left - Front Right >>> Limits: Capture 0 - 65536 >>> Front Left: Capture 65536 [100%] [on] >>> Front Right: Capture 65536 [100%] [on] >>> >>
