{
  "$schema": "../schemas/asset.schema.json",
  "analysis_profile": "notification-sound-db-bs1770-v2",
  "analyzed_at": "2026-08-09T06:27:32Z",
  "audio": {
    "channel_count": 2,
    "channel_layout": null,
    "duration_seconds": 0.552925,
    "sample_rate_hz": 44100
  },
  "file": {
    "bits_per_sample": 16,
    "byte_size": 97626,
    "codec_long_name": "PCM signed 16-bit little-endian",
    "codec_name": "pcm_s16le",
    "container_format": "wav",
    "extension": ".wav",
    "sample_format": "s16"
  },
  "levels": {
    "active_segment": {
      "duration_seconds": 0.35,
      "end_seconds": 0.35,
      "leading_silence_seconds": 0.0,
      "rms_dbfs": -17.659,
      "start_seconds": 0.0,
      "threshold_dbfs": -53.903,
      "trailing_silence_seconds": 0.202925
    },
    "channels": [
      {
        "index": 0,
        "rms_dbfs": -19.645,
        "sample_peak_dbfs": -10.0
      },
      {
        "index": 1,
        "rms_dbfs": -19.645,
        "sample_peak_dbfs": -10.0
      }
    ],
    "rms_dbfs": -19.645,
    "rms_envelope": {
      "frame_duration_seconds": 0.01,
      "maximum_point_count": 400,
      "method": "non-overlapping channel-combined RMS frames",
      "points": [
        {
          "rms_dbfs": -33.217,
          "time_seconds": 0.005
        },
        {
          "rms_dbfs": -20.095,
          "time_seconds": 0.015
        },
        {
          "rms_dbfs": -17.753,
          "time_seconds": 0.025
        },
        {
          "rms_dbfs": -18.529,
          "time_seconds": 0.035
        },
        {
          "rms_dbfs": -16.168,
          "time_seconds": 0.045
        },
        {
          "rms_dbfs": -15.044,
          "time_seconds": 0.055
        },
        {
          "rms_dbfs": -14.126,
          "time_seconds": 0.065
        },
        {
          "rms_dbfs": -13.903,
          "time_seconds": 0.075
        },
        {
          "rms_dbfs": -14.459,
          "time_seconds": 0.085
        },
        {
          "rms_dbfs": -14.292,
          "time_seconds": 0.095
        },
        {
          "rms_dbfs": -14.682,
          "time_seconds": 0.105
        },
        {
          "rms_dbfs": -14.519,
          "time_seconds": 0.115
        },
        {
          "rms_dbfs": -14.508,
          "time_seconds": 0.125
        },
        {
          "rms_dbfs": -14.414,
          "time_seconds": 0.135
        },
        {
          "rms_dbfs": -17.856,
          "time_seconds": 0.145
        },
        {
          "rms_dbfs": -18.51,
          "time_seconds": 0.155
        },
        {
          "rms_dbfs": -18.861,
          "time_seconds": 0.165
        },
        {
          "rms_dbfs": -18.997,
          "time_seconds": 0.175
        },
        {
          "rms_dbfs": -16.706,
          "time_seconds": 0.185
        },
        {
          "rms_dbfs": -16.819,
          "time_seconds": 0.195
        },
        {
          "rms_dbfs": -17.272,
          "time_seconds": 0.205
        },
        {
          "rms_dbfs": -17.745,
          "time_seconds": 0.215
        },
        {
          "rms_dbfs": -18.364,
          "time_seconds": 0.225
        },
        {
          "rms_dbfs": -18.538,
          "time_seconds": 0.235
        },
        {
          "rms_dbfs": -19.073,
          "time_seconds": 0.245
        },
        {
          "rms_dbfs": -19.502,
          "time_seconds": 0.255
        },
        {
          "rms_dbfs": -20.518,
          "time_seconds": 0.265
        },
        {
          "rms_dbfs": -21.957,
          "time_seconds": 0.275
        },
        {
          "rms_dbfs": -23.816,
          "time_seconds": 0.285
        },
        {
          "rms_dbfs": -26.116,
          "time_seconds": 0.295
        },
        {
          "rms_dbfs": -28.571,
          "time_seconds": 0.305
        },
        {
          "rms_dbfs": -31.939,
          "time_seconds": 0.315
        },
        {
          "rms_dbfs": -37.26,
          "time_seconds": 0.325
        },
        {
          "rms_dbfs": -42.929,
          "time_seconds": 0.335
        },
        {
          "rms_dbfs": -48.926,
          "time_seconds": 0.345
        },
        {
          "rms_dbfs": -55.038,
          "time_seconds": 0.355
        },
        {
          "rms_dbfs": -57.894,
          "time_seconds": 0.365
        },
        {
          "rms_dbfs": -57.433,
          "time_seconds": 0.375
        },
        {
          "rms_dbfs": -58.782,
          "time_seconds": 0.385
        },
        {
          "rms_dbfs": -59.654,
          "time_seconds": 0.395
        },
        {
          "rms_dbfs": -60.722,
          "time_seconds": 0.405
        },
        {
          "rms_dbfs": -63.115,
          "time_seconds": 0.415
        },
        {
          "rms_dbfs": -66.254,
          "time_seconds": 0.425
        },
        {
          "rms_dbfs": -65.624,
          "time_seconds": 0.435
        },
        {
          "rms_dbfs": -70.997,
          "time_seconds": 0.445
        },
        {
          "rms_dbfs": -70.321,
          "time_seconds": 0.455
        },
        {
          "rms_dbfs": -73.153,
          "time_seconds": 0.465
        },
        {
          "rms_dbfs": -73.855,
          "time_seconds": 0.475
        },
        {
          "rms_dbfs": -76.186,
          "time_seconds": 0.485
        },
        {
          "rms_dbfs": -81.051,
          "time_seconds": 0.495
        },
        {
          "rms_dbfs": -85.817,
          "time_seconds": 0.505
        },
        {
          "rms_dbfs": -90.344,
          "time_seconds": 0.515
        },
        {
          "rms_dbfs": -96.261,
          "time_seconds": 0.525
        },
        {
          "rms_dbfs": -104.85,
          "time_seconds": 0.535
        },
        {
          "rms_dbfs": null,
          "time_seconds": 0.545
        },
        {
          "rms_dbfs": null,
          "time_seconds": 0.551463
        }
      ]
    },
    "sample_crest_factor_db": 9.645,
    "sample_peak_dbfs": -10.0,
    "true_peak_crest_factor_db": 9.645
  },
  "loudness": {
    "integrated_lufs": -15.6,
    "loudness_range_lu": null,
    "maximum_momentary_lufs": -13.3,
    "maximum_short_term_lufs": null,
    "momentary_window_seconds": 0.4,
    "notes": [
      "silent_tail_added_for_meter_settling",
      "source_shorter_than_short_term_window"
    ],
    "short_term_window_seconds": 3.0,
    "standard": "ITU-R BS.1770-5 / EBU Mode",
    "tail_padding_seconds": 3.1,
    "true_peak_dbtp": -10.0
  },
  "schema_version": "1.1.0",
  "sha256": "38d8710e714564b64b4f8f5e5686af27c8eb1935c41f6373ad784f9651462786",
  "spectrum": {
    "broad_band_energy_dbfs": {
      "high_5000_10000_hz": -61.616,
      "low_80_200_hz": -75.108,
      "low_mid_200_500_hz": -67.385,
      "mid_500_2000_hz": -18.996,
      "presence_2000_5000_hz": -53.466,
      "sub_20_80_hz": -62.835
    },
    "method": "Welch PSD, Hann window, 4096-sample maximum segment",
    "peak_frequency_hz": 1862.622,
    "spectral_centroid_hz": 1761.402,
    "speech_band_200_8000_hz_energy_percent": 99.992,
    "third_octave_band_energy_dbfs": [
      {
        "center_hz": 25.0,
        "energy_dbfs": -74.278
      },
      {
        "center_hz": 31.5,
        "energy_dbfs": -75.17
      },
      {
        "center_hz": 40.0,
        "energy_dbfs": -74.526
      },
      {
        "center_hz": 50.0,
        "energy_dbfs": -65.796
      },
      {
        "center_hz": 63.0,
        "energy_dbfs": -67.058
      },
      {
        "center_hz": 80.0,
        "energy_dbfs": -81.922
      },
      {
        "center_hz": 100.0,
        "energy_dbfs": -83.088
      },
      {
        "center_hz": 125.0,
        "energy_dbfs": -82.752
      },
      {
        "center_hz": 160.0,
        "energy_dbfs": -82.548
      },
      {
        "center_hz": 200.0,
        "energy_dbfs": -82.303
      },
      {
        "center_hz": 250.0,
        "energy_dbfs": -79.058
      },
      {
        "center_hz": 315.0,
        "energy_dbfs": -75.034
      },
      {
        "center_hz": 400.0,
        "energy_dbfs": -71.758
      },
      {
        "center_hz": 500.0,
        "energy_dbfs": -66.643
      },
      {
        "center_hz": 630.0,
        "energy_dbfs": -67.9
      },
      {
        "center_hz": 800.0,
        "energy_dbfs": -69.547
      },
      {
        "center_hz": 1000.0,
        "energy_dbfs": -69.178
      },
      {
        "center_hz": 1250.0,
        "energy_dbfs": -68.885
      },
      {
        "center_hz": 1600.0,
        "energy_dbfs": -22.554
      },
      {
        "center_hz": 2000.0,
        "energy_dbfs": -21.52
      },
      {
        "center_hz": 2500.0,
        "energy_dbfs": -59.677
      },
      {
        "center_hz": 3150.0,
        "energy_dbfs": -59.984
      },
      {
        "center_hz": 4000.0,
        "energy_dbfs": -60.432
      },
      {
        "center_hz": 5000.0,
        "energy_dbfs": -63.966
      },
      {
        "center_hz": 6300.0,
        "energy_dbfs": -66.034
      },
      {
        "center_hz": 8000.0,
        "energy_dbfs": -68.443
      },
      {
        "center_hz": 10000.0,
        "energy_dbfs": -67.671
      },
      {
        "center_hz": 12500.0,
        "energy_dbfs": -66.809
      },
      {
        "center_hz": 16000.0,
        "energy_dbfs": -71.501
      }
    ]
  },
  "toolchain": {
    "ffmpeg": "ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers",
    "ffprobe": "ffprobe version 8.1.2 Copyright (c) 2007-2026 the FFmpeg developers",
    "notification_sound_db": "0.1.0"
  }
}