mirror of
https://github.com/legop3/MultiRoombaRover.git
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89 lines
1.5 KiB
Plaintext
89 lines
1.5 KiB
Plaintext
# Use the Google Voice HAT soundcard as the primary device by name (card id is "sndrpigooglevoi")
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options snd_rpi_googlevoicehat_soundcard index=0
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# Mix multiple playback clients in software with a fixed low-cost format.
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pcm.dmixer {
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type dmix
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ipc_key 1024
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ipc_perm 0666
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slave {
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pcm "hw:0,0"
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format S16_LE
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rate 16000
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channels 1
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period_time 0
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period_size 1024
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buffer_size 4096
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}
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}
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# TTS volume control (used by default playback path).
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pcm.tts_softvol {
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type softvol
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slave.pcm "dmixer"
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control {
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name "TTSMaster"
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card 0
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}
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min_dB -60.0
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max_dB 12.0
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}
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# Horn volume control.
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pcm.horn_softvol {
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type softvol
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slave.pcm "dmixer"
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control {
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name "HornMaster"
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card 0
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}
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min_dB -60.0
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max_dB 12.0
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}
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# Forwarded audio volume control.
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pcm.forward_softvol {
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type softvol
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slave.pcm "dmixer"
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control {
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name "ForwardMaster"
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card 0
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}
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min_dB -60.0
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max_dB 12.0
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}
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# Per-source playback PCMs.
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pcm.tts {
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type plug
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slave.pcm "tts_softvol"
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}
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pcm.horn {
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type plug
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slave.pcm "horn_softvol"
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}
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pcm.forward {
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type plug
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slave.pcm "forward_softvol"
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}
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# Capture alias used by rover config defaults.
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pcm.rovermic {
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type plug
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slave.pcm "hw:0,0"
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}
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# Defaults: TTS direct playback + raw capture on the HAT.
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pcm.!default {
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type asym
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playback.pcm "tts"
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capture.pcm "rovermic"
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}
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ctl.!default {
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type hw
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card 0
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}
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