# 藍芽音箱
###### tags: `Speaker` `Funtion` `useServer`
## 需要初始化的東西
1. 安裝 bluetoothctl
## 使用套件
- [pyaudio](http://people.csail.mit.edu/hubert/pyaudio/docs/)輸出聲音
- Class stream()
- **output_device_index** – Index of Output Device to use. Unspecified (or None) uses the default device. Ignored if output is False.
- [get_device_output](https://forums.raspberrypi.com/viewtopic.php?t=224856)
- [pybluez](https://github.com/pybluez/pybluez) 連接藍芽
- 需要先 sudo apt-get install libbluetooth-dev
- pacmd
### Reference
- [Pexpect Document](https://pexpect.readthedocs.io/en/stable/)
- https://www.landley.net/kdocs/ols/2006/ols2006v1-pages-421-426.pdf
https://git.kernel.org/pub/scm/bluetooth/bluez.git/
# Notes
## BLuez D-bus API
1. org.bluez.Manager
2. org.bluez.Adapter
3. org.bluez.Security