# Setup and run

Within `chat` directory

    pyenv local 3.8
    python -m venv venv
    source venv/bin/activate
    pip install -r requirements.txt

Install ESpeak, see below

**Set config:**

In `chat` folder copy file `config-sample.json` to new file with name `config.json`  and set especially the OpenAI API Key,
the other values can be kept as default.

See section "Recording Audio" for getting correct Device ID on Raspberry. You can execute `record_audio.py` to see a list of available devices with IDs.

**Run:**

Execute `main.py` e.g.

    python -m main

# Recording Audio 

## Python package PyAudio

Installed via pip

For more examples, e.g. conversion into MP3 see
https://realpython.com/playing-and-recording-sound-python/#recording-audio

## Raspberry Pi

Setup microphone and Device Id:

https://makersportal.com/blog/2018/8/23/recording-audio-on-the-raspberry-pi-with-python-and-a-usb-microphone


# Speech Synthesis

## Raspberry/Linux: Pico TTS

https://github.com/cyberbotics/picotts

Pico TTS for Raspberry:
https://cstan.io/post/2020/03/pico-tts-unter-raspbian-uebersetzen/


## Mac

### ESpeak
See https://espeak.sourceforge.net/

Verbesserung: MBrola Voices für ESpeak (https://github.com/numediart/MBROLA)


Install

    brew install espeak

Test

    espeak -vde -p20 -k20 "Hallo Welt"

MBRola für Mac: https://github.com/pettarin/setup-festival-mbrola

### Maybe Pico TTS could run on Mac
 https://github.com/cyberbotics/webots/wiki/Pico-Compilation


# Audio for Raspberry 

https://naomiproject.github.io/docs/


# Similar projects

https://github.com/anatolybazarov/oracle.sh