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MSAudioRecvPayload Dictionary object

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Contains information relating to audio reception. It is described in [MS-QoE] 2.2.1.14.

Syntax

typedef (MSVideoRecvPayload or MSAudioRecvPayload) MSInboundPayload;
dictionary MSAudioRecvPayload : MSPayloadBase {
             unsigned long     samplingRate;
             MSAudioRecvSignal signal;
             float             packetReorderRatio;
             long              packetReorderDepthAvg;
             long              packetReorderDepthMax;
             float             burstLossLength1;
             float             burstLossLength2;
             float             burstLossLength3;
             float             burstLossLength4;
             float             burstLossLength5;
             float             burstLossLength6;
             float             burstLossLength7;
             float             burstLossLength8OrHigher;
             float             fecRecvDistance1;
             float             fecRecvDistance2;
             float             fecRecvDistance3;
             float             ratioConcealedSamplesAvg;
             float             ratioStretchedSamplesAvg;
             float             ratioCompressedSamplesAvg;
};

Standards information

MSAudioRecvPayload Dictionary

Member Type Description
burstLossLength1 float Ratio of lost single lost packet over the total number of packets for the session.
burstLossLength2 float Ratio of two consecutive lost packets over the total number of packets for the session.
burstLossLength3 float Ratio of three consecutive lost packets over the total number of packets for the session.
burstLossLength4 float Ratio of four consecutive lost packets over the total number of packets for the session.
burstLossLength5 float Ratio of five consecutive lost packets over the total number of packets for the session.
burstLossLength6 float Ratio of six consecutive lost packets over the total number of packets for the session.
burstLossLength7 float Ratio of seven consecutive lost packets over the total number of packets for the session.
burstLossLength8OrHigher float Ratio of eight or more consecutive lost packets over the total number of packets for the session.
fecRecvDistance1 long Percentage of session where packets with FEC distance of 1 were received.
fecRecvDistance2 long Percentage of session where packets with FEC distance of 2 were received.
fecRecvDistance3 long Percentage of session where packets with FEC distance of 3 were received.
packetReorderDepthAvg long Average of the number of packets between when the current packet and the out-of-sequence packet was received.
packetReorderDepthMax long Maximum of the number of packets between when the current packet and the out-of-sequence packet was received.
packetReorderRatio float Ratio of packets received that were out of sequence during the session.
ratioCompressedSamplesAvg float Ratio of the number of audio frames with samples that have been compressed to compensate for jitter or loss to the total number of audio frames. Described in [MS-QoE] Section 2.2.1.12.1.
ratioConcealedSamplesAvg float Ratio of the number of audio frames with samples generated by packet loss concealment to the total number of audio frames. Described in [MS-QoE] Section 2.2.1.12.1.
ratioStretchedSamplesAvg float Ratio of the number of audio frames with samples that have been stretched to compensate for jitter or loss to the total number of audio frames. Described in [MS-QoE] Section 2.2.1.12.1.
samplingRate unsigned long Samples per second.
signal MSAudioRecvSignal, Metrics regarding signal level and noise.

 

See also

Statistics extensions

Statistics API