Learn how to detect voice activity in audio data using Picovoice Cobra Voice Activity Detection (VAD) SDK.
The SDK runs on
NVIDIA Jetson, and
Install VAD SDK
Sign up for Picovoice Console
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AccessKey to the clipboard.
Implement in Python
Import Cobra's Python package and create an instance of the VAD engine with your
When initialized, the valid sample rate is given by
handle.sample_rate. The expected frame length (number of audio samples
in an input array) is
handle.frame_length. The engine accepts 16-bit linearly-encoded PCM and operates on single-channel
Below is an example output of Cobra on a test audio file: