Better Text to Speech with piper

# Better text to speech with piper
# https://github.com/rhasspy/piper

# get piper
wget "https://github.com/rhasspy/piper/releases/download/v1.2.0/piper_amd64.tar.gz"
tar xzvf piper_amd64.tar.gz
cd piper

# get voice models
# https://github.com/rhasspy/piper/blob/master/VOICES.md
wget "https://huggingface.co/rhasspy/piper-voices/resolve/v1.0.0/en/en_GB/alan/medium/en_GB-alan-medium.onnx"
wget "https://huggingface.co/rhasspy/piper-voices/resolve/v1.0.0/en/en_GB/alan/medium/en_GB-alan-medium.onnx.json"

# Play the audio from text
echo 'This sentence is spoken first. This sentence is synthesized while the first sentence is spoken.' | ./piper --model en_GB-alan-medium.onnx --output-raw | aplay -r 24000 -f S16_LE -t raw -