WebRTC Metrics

A comprehensive overview of WebRTC statistics, derived indicators, and observable signals, to better understand call quality, connectivity, and user experience in rtcStats

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outbound-rtpoutboundvideo

totalPacketSendDelay

The total number of seconds that packets have spent buffered locally before being transmitted onto the network.

Description

Real number; in seconds

MUST NOT exist for audio (this is video only).

The total number of seconds that packets have spent buffered locally before being transmitted onto the network.

The time is measured from when a packet is emitted from the RTP packetizer until it is handed over to the OS network socket. This measurement is added to totalPacketSendDelay when packetsSent is incremented.