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Audio

The Audio tag plays a simple audio file. Use this tag for basic audio annotation tasks such as classification or transcription.

Use with the following data types: audio

Parameters

Param Type Default Description
name string Name of the element
value string Data field containing path or a URL to the audio
hotkey string Hotkey used to play or pause audio
[cursorwidth] string 1 Audio pane cursor width. It is measured in pixels.
[cursorcolor] string "#333" Audio pane cursor color. The color should be specified in hex decimal string

Sample Results JSON

Name Type Description
original_length number length of the original audio (seconds)
value Object
value.start number start time of the fragment (seconds)
value.end number end time of the fragment (seconds)

Example JSON

{
  "original_length": 18,
  "value": {
    "start": 3.1,
    "end": 8.2,
    "labels": ["Voice"]
  }
}

Example

<!--Play audio on the labeling interface-->
<View>
  <Audio name="audio" value="$audio" />
</View>

Example

Audio classification

<View>
  <Audio name="audio" value="$audio" />
  <Choices name="ch" toName="audio">
    <Choice value="Positive" />
    <Choice value="Negative" />
  </Choices>
</View>

Example

Audio transcription

<View>
  <Audio name="audio" value="$audio" />
  <TextArea name="ta" toName="audio" />
</View>
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