Yes it's a requirement. Setting the audio device to pulse in Ledfx is the only way it will work.
El mar, 7 may 2024 a las 11:21, Mark Gaiser (<mark...@gmail.com>) escribió: > 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] >>>> >>>
