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Leopard Speech-to-Text Demos

Made in Vancouver, Canada by Picovoice

Leopard

Leopard is an on-device speech-to-text engine. Leopard is:

  • Private; All voice processing runs locally.
  • Accurate [1]
  • Compact and Computationally-Efficient [2]
  • Cross-Platform:
    • Linux (x86_64), macOS (x86_64, arm64), and Windows (x86_64)
    • Android and iOS
    • Chrome, Safari, Firefox, and Edge
    • Raspberry Pi (3, 4, 5)

Compatibility

  • Node.js 12+
  • Runs on Linux (x86_64), macOS (x86_64, arm64), Windows (x86_64), and Raspberry Pi (3, 4, 5).

Installation

npm install -g @picovoice/leopard-node-demo

AccessKey

Leopard requires a valid Picovoice AccessKey at initialization. AccessKey acts as your credentials when using Leopard SDKs. You can get your AccessKey for free. Make sure to keep your AccessKey secret. Signup or Login to Picovoice Console to get your AccessKey.

Usage

File Demo

Run the following in the terminal:

leopard-file-demo --access_key ${ACCESS_KEY} --input_audio_file_path ${AUDIO_FILE_PATH}

Replace ${ACCESS_KEY} with yours obtained from Picovoice Console and ${AUDIO_FILE_PATH} with a path to an audio file you wish to transcribe.

Microphone Demo

You need a working microphone connected to your machine for this demo. Run the following in the terminal:

leopard-mic-demo --access_key ${ACCESS_KEY}

Replace ${ACCESS_KEY} with yours obtained from Picovoice Console.

Now start recording and when done press ENTER key to get the transcription.