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ggirou/bluetooth-adapter.sh

Last active April 30, 2020 20:08
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Raspberry pi bluetooth speaker
Raw
bluetooth-adapter.sh
hciconfig
hciconfig hci0 up
hciconfig hci0 reset
# Scan for Bluetooth devices
hcitool scan
Raw
bluetooth-speaker.sh
sudo apt-get update
# RPI non-Zero
sudo apt-get install -y bluez pulseaudio pulseaudio-module-bluetooth
# RPI Zero
sudo apt-get install bluealsa mpg123
sudo service bluealsa start
sudo bluetoothctl
# in console [bluetooth]#
agent on
default-agent
scan on
# wait for your device to show and make it discoverable
trust YOURMACADR
pair YOURMACADR
connect YOURMACADR
quit
# RPI non-Zero
pulseaudio -k
pulseaudio -D
# look for bluez card
pacmd list-cards
# look for bluez card
pacmd set-default-sink bluez_sink.xx_xx_xx_xx_xx_xx
pacmd set-card-profile bluez_sink.xx_xx_xx_xx_xx_xx a2dp_sink
# RPI Zero
# aplay -D bluealsa:HCI=hci0,DEV=XX:XX:XX:XX:XX:XX,PROFILE=a2dp /usr/share/sounds/alsa/*
cat <<EOF > ~/.asoundrc
defaults.bluealsa.interface "hci0"
defaults.bluealsa.device "XX:XX:XX:XX:XX:XX"
defaults.bluealsa.profile "a2dp"
defaults.bluealsa.delay 10000
EOF
aplay -D bluealsa /usr/share/sounds/alsa/*
# mpg123 -a bluealsa test.mp3
Raw
go-bluetooth-speaker.sh
#!/bin/bash
MAC_ADDRESS=78:44:05:96:3D:EE
MAC_ADDRESS_=`echo $MAC_ADDRESS | tr ':' '_'`
# a2dp_sink, headset_head_unit, off
PROFIL=a2dp_sink
bluetoothctl <<-EOF
agent on
default-agent
trust $MAC_ADDRESS
pair $MAC_ADDRESS
connect $MAC_ADDRESS
EOF
sleep 2
pacmd list-cards
pacmd set-card-profile bluez_card.$MAC_ADDRESS_ $PROFIL
pacmd set-default-sink bluez_sink.$MAC_ADDRESS_.$PROFIL
pacmd set-default-source bluez_source.$MAC_ADDRESS_.$PROFIL
@ggirou
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ggirou commented Oct 27, 2017 •
edited
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Sources:
http://youness.net/raspberry-pi/how-to-connect-bluetooth-headset-or-speaker-to-raspberry-pi-3
http://youness.net/raspberry-pi/bluetooth-headset-raspberry-pi
http://www.raspberry-projects.com/pi/pi-operating-systems/raspbian/bluetooth/bluetooth-commands
https://wiki.debian.org/BluetoothUser/a2dp

Alternatives:

Tests:

alsamixer
aplay -l
aplay -L
aplay sound.wav
omxplayer -o alsa sound.mp3

@ggirou
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ggirou commented Oct 27, 2017

Pulseaudio comes with one modulo to switch automagically to last device connected.

Try to gives this command to pulseaudio (or enable it in pulse.conf)

pactl load-module module-switch-on-connect.

I think KODI must be set to Alsa device output (or pulse)

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