Online documentation for AudioSelectValue

Generated 2006-03-17

Audio processor which exposes one sample from the input frame (part of Media/Audio/Analysis framework).

Description

Audio processing component which can receive audio frames (via sink) and selects the a value in the audio frame, then applying a threshold test to set thresholdExceeded.

Installation

See AudioCaptureManager component for video capture requirements.

Configuration

Configured by setting configuration property. Allows value of the form "SelectValue(0,0.5)", where the first (int) parameter is the index of the value to be selected from the frame, and the second float parameter specifies the value for the threshold test.Also allows pre-chains of audio processing steps as per the AudioProcessor component (which this effectively extends).

Usage

Typically, link to sink from the source property of a AudioCaptureDevice component (created by an AudioCaptureManager component) or from the source property of a chained AudioProcessor component.

View the component web page using the URL in the configUrl property, which includes some visualisation facilities.

Technical Details

Part of the audioframework set of components; extends AbstractAudioProcessor.