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Description:

pvrespeakerdemo 2.1.2

Picovoice ReSpeaker Demo

Made in Vancouver, Canada by Picovoice
This package contains a commandline demo for controlling ReSpeaker 4-mic microphone array LEDs using Picovoice.
Picovoice
Picovoice is an end-to-end platform for building voice products on your terms. It enables creating voice experiences
similar to Alexa and Google. But it entirely runs 100% on-device. Picovoice is

Private: Everything is processed offline. Intrinsically HIPAA and GDPR-compliant.
Reliable: Runs without needing constant connectivity.
Zero Latency: Edge-first architecture eliminates unpredictable network delay.
Accurate: Resilient to noise and reverberation. It outperforms cloud-based alternatives by wide margins
*.
Cross-Platform: Design once, deploy anywhere. Build using familiar languages and frameworks.

Installation
Follow the instructions on Seeed Studio
to install and set up the microphone array.
Then install the demo:
sudo pip3 install pvrespeakerdemo

AccessKey
Picovoice requires a valid AccessKey at initialization. AccessKeys act as your credentials when using Picovoice SDKs.
You can create your AccessKey for free. Make sure to keep your AccessKey secret.
To obtain your AccessKey:

Login or Signup for a free account on the Picovoice Console.
Once logged in, go to the AccessKey tab to create one or use an existing AccessKey.

Usage
Run the demo:
picovoice_respeaker_demo --access_key ${ACCESS_KEY}

Say

Picovoice

The demo outputs:
[wake word]

Say

turn on the lights

You should see the lights turned on and the following message in the terminal:
{
is_understood : 'true',
intent : 'turnLights',
slots : {
'state' : 'on',
}
}

The list of commands are shown on the terminal:
context:
expressions:
turnLights:
- "[switch, turn] $state:state (all) (the) [light, lights]"
- "[switch, turn] (all) (the) [light, lights] $state:state"
changeColor:
- "[change, set, switch] (all) (the) (light, lights) (color) (to) $color:color"
slots:
state:
- "off"
- "on"
color:
- "blue"
- "green"
- "orange"
- "pink"
- "purple"
- "red"
- "white"
- "yellow"

Try changing the color by:

Picovoice, set the lights to orange

Turn off the lights by:

Picovoice, turn off all lights