QualityReportingMqaVideoScore
Emitted each time the integer SVTA MQA-VIDEO score ([0..100]) changes. Score is computed from the upstream frame’s raw metrics using the shared aggregation in Avp.Types.QualityMetrics (see MqaVideoWeights defaults).
Field |
Type |
Repeated |
Description |
stream |
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score |
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psnr |
The raw components the score aggregates, so a client can show the breakdown (the video-quality panel). Absent when not measured this report (psnr/ssim only when the encoder emits them; nr_iqa between samples). |
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ssim |
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nr_iqa |
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black_ratio |
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freeze_score |
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analysis_lag_ms |
Measurement staleness (ms): how far behind the frame the analysis ran (this frame’s PTS minus the frame the metrics were actually measured on). ~0 when analysis keeps up; climbs toward the latency budget under load. Absent when not carried this frame. |