Resolution Constraints in Web Real Time Communications

Document Type Expired Internet-Draft (individual)
Author Harald Alvestrand 
Last updated 2014-03-03 (latest revision 2013-08-26)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document specifies the constraints necessary for a Javascript application to successfully indicate to a browser that supports WebRTC what resolutions it desires on a video stream. It also discusses the possible use of SDP to carry that information between browsers.


Harald Alvestrand (

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