RTCCodecStats: payloadType property
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.
The payloadType property of the RTCCodecStats dictionary is a positive integer in the range from 0 to 127 that describes the format of the RTP payload used in RTP encoding or decoding.
Value
A positive integer between 0 and 127.
The mappings of values to formats is defined in RFC3550, and more specifically in Section 6: Payload Type Definitions of RFC3551.
Specifications
This feature is defined in the following specifications:Browser compatibility
See also
payloadTypereturned byRTCEncodedAudioFrame.getMetadata()payloadTypereturned byRTCEncodedVideoFrame.getMetadata()codecs.payloadTypeoption in parameter passed toRTCRtpSender.setParameters().codecs.payloadTypein object returned byRTCRtpSender.getParameters()andRTCRtpReceiver.getParameters().