{
  "schema": "sync-audio-measurements-v1",
  "id": "research-2026-09-21-discrete-multichannel-audio",
  "timestamp": "2026-09-21T07:55:00Z",
  "host": {
    "model": "Apple M4",
    "cores": 10,
    "memoryGiB": 32,
    "os": "macOS 26.5 (Darwin 25.5.0)"
  },
  "channelConfiguration": {
    "channelCount": 32,
    "sampleRateHz": 48000,
    "format": "float32-planar",
    "packetFrames": 240,
    "packetIntervalMs": 5.0,
    "wirePacketBytes": 30752
  },
  "crosstalkSummary": {
    "testedChannels": 32,
    "activeChannelsPerTest": 1,
    "inactiveChannelsPerTest": 31,
    "activePeakAmplitude": 1.0,
    "inactivePeakAmplitude": 0.0,
    "inactiveRmsAmplitude": 0.0,
    "crosstalkAttenuationDb": -144.0,
    "digitalLeakageFloor": 0.0,
    "crosstalkDetected": false
  },
  "channelOrdering": {
    "monotonicityVerified": true,
    "minChannelValue": 0.03125,
    "maxChannelValue": 1.0,
    "channelInversionsDetected": 0,
    "byteSwappingErrors": 0
  },
  "timingPercentiles": {
    "nativeBufferSlicePeriodMs": {
      "mean": 5.002,
      "min": 4.981,
      "max": 5.044,
      "p50": 5.001,
      "p95": 5.012,
      "p99": 5.028
    },
    "workletProcessingLatencyMs": {
      "mean": 2.667,
      "p50": 2.667,
      "p95": 2.671,
      "p99": 2.678
    },
    "endToEndModulatorLatencyMs": {
      "mean": 3.82,
      "p50": 3.75,
      "p95": 6.14,
      "p99": 8.21
    }
  },
  "verificationSuites": [
    {
      "suite": "CTest native audio server",
      "target": "platform/sync",
      "passed": 22,
      "failed": 0,
      "total": 22,
      "rate": 1.0
    },
    {
      "suite": "Loopback integration suite",
      "target": "platform/sync",
      "passed": 37,
      "failed": 0,
      "total": 37,
      "rate": 1.0
    },
    {
      "suite": "Daemon memory soak suite",
      "target": "platform/sync",
      "passed": 4,
      "failed": 0,
      "total": 4,
      "rate": 1.0
    },
    {
      "suite": "Native daemon unit tests",
      "target": "platform/sync",
      "passed": 251,
      "failed": 0,
      "total": 251,
      "rate": 1.0
    },
    {
      "suite": "Packaging contract tests",
      "target": "platform/sync",
      "passed": 15,
      "failed": 0,
      "total": 15,
      "rate": 1.0
    },
    {
      "suite": "Noisemaker shader runtime & audio tests",
      "target": "platform/noisemaker",
      "passed": 32,
      "failed": 0,
      "total": 32,
      "rate": 1.0
    },
    {
      "suite": "Noisemaker complete shader suite",
      "target": "platform/noisemaker",
      "passed": 206,
      "failed": 0,
      "total": 206,
      "rate": 1.0
    },
    {
      "suite": "Noisedeck unit & node suite",
      "target": "platform/noisedeck",
      "passed": 1100,
      "failed": 0,
      "total": 1100,
      "rate": 1.0
    },
    {
      "suite": "Noisedeck Playwright browser integration",
      "target": "platform/noisedeck",
      "passed": 10,
      "failed": 0,
      "total": 10,
      "rate": 1.0
    }
  ]
}