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Bug 15205 - Add API for sending and playing DTMF tones
Summary: Add API for sending and playing DTMF tones
Alias: None
Product: WebRTC Working Group
Classification: Unclassified
Component: WebRTC API (show other bugs)
Version: unspecified
Hardware: All All
: P2 enhancement
Target Milestone: ---
Assignee: Cullen Jennings
QA Contact:
Depends on:
Reported: 2011-12-15 08:26 UTC by Justin Uberti
Modified: 2012-03-19 16:21 UTC (History)
3 users (show)

See Also:


Description Justin Uberti 2011-12-15 08:26:26 UTC
This bug will track the details of the DTMF API.

Current proposal (from

class AudioMediaStreamTrack : MediaStreamTrack {
  readonly attribute boolean canInsertDTMF;
  void insertDTMF(in DOMString tones, optional long duration)

- |tones| consists of 0-9, '#', '*', A-D, and ',' 
- if unspecified, |duration| is 100 ms
- inter-digit pause is 50 ms
- ',' adds an additional 50 ms pause
Comment 1 Cullen Jennings 2012-01-12 16:26:33 UTC
Proposal has been added to git version