{
  "$schema": "../schemas/asset.schema.json",
  "analysis_profile": "notification-sound-db-bs1770-v2",
  "analyzed_at": "2026-08-09T06:27:24Z",
  "audio": {
    "channel_count": 1,
    "channel_layout": null,
    "duration_seconds": 1.171,
    "sample_rate_hz": 48000
  },
  "file": {
    "bits_per_sample": 32,
    "byte_size": 224876,
    "codec_long_name": "PCM 32-bit floating point little-endian",
    "codec_name": "pcm_f32le",
    "container_format": "wav",
    "extension": ".aiff",
    "sample_format": "flt"
  },
  "levels": {
    "active_segment": {
      "duration_seconds": 0.62,
      "end_seconds": 0.62,
      "leading_silence_seconds": 0.0,
      "rms_dbfs": -22.581,
      "start_seconds": 0.0,
      "threshold_dbfs": -53.795,
      "trailing_silence_seconds": 0.551
    },
    "channels": [
      {
        "index": 0,
        "rms_dbfs": -25.342,
        "sample_peak_dbfs": -6.0
      }
    ],
    "rms_dbfs": -25.342,
    "rms_envelope": {
      "frame_duration_seconds": 0.01,
      "maximum_point_count": 400,
      "method": "non-overlapping channel-combined RMS frames",
      "points": [
        {
          "rms_dbfs": -23.3,
          "time_seconds": 0.005
        },
        {
          "rms_dbfs": -29.224,
          "time_seconds": 0.015
        },
        {
          "rms_dbfs": -36.435,
          "time_seconds": 0.025
        },
        {
          "rms_dbfs": -43.079,
          "time_seconds": 0.035
        },
        {
          "rms_dbfs": -50.259,
          "time_seconds": 0.045
        },
        {
          "rms_dbfs": -20.271,
          "time_seconds": 0.055
        },
        {
          "rms_dbfs": -16.389,
          "time_seconds": 0.065
        },
        {
          "rms_dbfs": -24.49,
          "time_seconds": 0.075
        },
        {
          "rms_dbfs": -32.827,
          "time_seconds": 0.085
        },
        {
          "rms_dbfs": -41.255,
          "time_seconds": 0.095
        },
        {
          "rms_dbfs": -49.438,
          "time_seconds": 0.105
        },
        {
          "rms_dbfs": -14.512,
          "time_seconds": 0.115
        },
        {
          "rms_dbfs": -18.303,
          "time_seconds": 0.125
        },
        {
          "rms_dbfs": -31.236,
          "time_seconds": 0.135
        },
        {
          "rms_dbfs": -43.883,
          "time_seconds": 0.145
        },
        {
          "rms_dbfs": -56.767,
          "time_seconds": 0.155
        },
        {
          "rms_dbfs": -69.836,
          "time_seconds": 0.165
        },
        {
          "rms_dbfs": -15.021,
          "time_seconds": 0.175
        },
        {
          "rms_dbfs": -13.795,
          "time_seconds": 0.185
        },
        {
          "rms_dbfs": -14.724,
          "time_seconds": 0.195
        },
        {
          "rms_dbfs": -15.652,
          "time_seconds": 0.205
        },
        {
          "rms_dbfs": -16.579,
          "time_seconds": 0.215
        },
        {
          "rms_dbfs": -17.504,
          "time_seconds": 0.225
        },
        {
          "rms_dbfs": -18.43,
          "time_seconds": 0.235
        },
        {
          "rms_dbfs": -19.355,
          "time_seconds": 0.245
        },
        {
          "rms_dbfs": -20.281,
          "time_seconds": 0.255
        },
        {
          "rms_dbfs": -21.207,
          "time_seconds": 0.265
        },
        {
          "rms_dbfs": -22.133,
          "time_seconds": 0.275
        },
        {
          "rms_dbfs": -23.059,
          "time_seconds": 0.285
        },
        {
          "rms_dbfs": -23.986,
          "time_seconds": 0.295
        },
        {
          "rms_dbfs": -24.912,
          "time_seconds": 0.305
        },
        {
          "rms_dbfs": -25.838,
          "time_seconds": 0.315
        },
        {
          "rms_dbfs": -26.764,
          "time_seconds": 0.325
        },
        {
          "rms_dbfs": -27.691,
          "time_seconds": 0.335
        },
        {
          "rms_dbfs": -28.617,
          "time_seconds": 0.345
        },
        {
          "rms_dbfs": -29.546,
          "time_seconds": 0.355
        },
        {
          "rms_dbfs": -30.476,
          "time_seconds": 0.365
        },
        {
          "rms_dbfs": -31.41,
          "time_seconds": 0.375
        },
        {
          "rms_dbfs": -32.346,
          "time_seconds": 0.385
        },
        {
          "rms_dbfs": -33.285,
          "time_seconds": 0.395
        },
        {
          "rms_dbfs": -34.222,
          "time_seconds": 0.405
        },
        {
          "rms_dbfs": -35.155,
          "time_seconds": 0.415
        },
        {
          "rms_dbfs": -36.079,
          "time_seconds": 0.425
        },
        {
          "rms_dbfs": -36.996,
          "time_seconds": 0.435
        },
        {
          "rms_dbfs": -37.909,
          "time_seconds": 0.445
        },
        {
          "rms_dbfs": -38.826,
          "time_seconds": 0.455
        },
        {
          "rms_dbfs": -39.751,
          "time_seconds": 0.465
        },
        {
          "rms_dbfs": -40.687,
          "time_seconds": 0.475
        },
        {
          "rms_dbfs": -41.63,
          "time_seconds": 0.485
        },
        {
          "rms_dbfs": -42.571,
          "time_seconds": 0.495
        },
        {
          "rms_dbfs": -43.505,
          "time_seconds": 0.505
        },
        {
          "rms_dbfs": -44.43,
          "time_seconds": 0.515
        },
        {
          "rms_dbfs": -45.347,
          "time_seconds": 0.525
        },
        {
          "rms_dbfs": -46.262,
          "time_seconds": 0.535
        },
        {
          "rms_dbfs": -47.179,
          "time_seconds": 0.545
        },
        {
          "rms_dbfs": -48.101,
          "time_seconds": 0.555
        },
        {
          "rms_dbfs": -49.027,
          "time_seconds": 0.565
        },
        {
          "rms_dbfs": -49.957,
          "time_seconds": 0.575
        },
        {
          "rms_dbfs": -50.888,
          "time_seconds": 0.585
        },
        {
          "rms_dbfs": -51.819,
          "time_seconds": 0.595
        },
        {
          "rms_dbfs": -52.75,
          "time_seconds": 0.605
        },
        {
          "rms_dbfs": -53.68,
          "time_seconds": 0.615
        },
        {
          "rms_dbfs": -54.609,
          "time_seconds": 0.625
        },
        {
          "rms_dbfs": -55.538,
          "time_seconds": 0.635
        },
        {
          "rms_dbfs": -56.466,
          "time_seconds": 0.645
        },
        {
          "rms_dbfs": -57.394,
          "time_seconds": 0.655
        },
        {
          "rms_dbfs": -58.321,
          "time_seconds": 0.665
        },
        {
          "rms_dbfs": -59.249,
          "time_seconds": 0.675
        },
        {
          "rms_dbfs": -60.176,
          "time_seconds": 0.685
        },
        {
          "rms_dbfs": -61.104,
          "time_seconds": 0.695
        },
        {
          "rms_dbfs": -62.032,
          "time_seconds": 0.705
        },
        {
          "rms_dbfs": -62.959,
          "time_seconds": 0.715
        },
        {
          "rms_dbfs": -63.885,
          "time_seconds": 0.725
        },
        {
          "rms_dbfs": -64.811,
          "time_seconds": 0.735
        },
        {
          "rms_dbfs": -65.735,
          "time_seconds": 0.745
        },
        {
          "rms_dbfs": -66.659,
          "time_seconds": 0.755
        },
        {
          "rms_dbfs": -67.583,
          "time_seconds": 0.765
        },
        {
          "rms_dbfs": -68.509,
          "time_seconds": 0.775
        },
        {
          "rms_dbfs": -69.438,
          "time_seconds": 0.785
        },
        {
          "rms_dbfs": -70.371,
          "time_seconds": 0.795
        },
        {
          "rms_dbfs": -71.311,
          "time_seconds": 0.805
        },
        {
          "rms_dbfs": -72.25,
          "time_seconds": 0.815
        },
        {
          "rms_dbfs": -73.189,
          "time_seconds": 0.825
        },
        {
          "rms_dbfs": -74.121,
          "time_seconds": 0.835
        },
        {
          "rms_dbfs": -75.06,
          "time_seconds": 0.845
        },
        {
          "rms_dbfs": -76.047,
          "time_seconds": 0.855
        },
        {
          "rms_dbfs": -77.064,
          "time_seconds": 0.865
        },
        {
          "rms_dbfs": -78.131,
          "time_seconds": 0.875
        },
        {
          "rms_dbfs": -79.248,
          "time_seconds": 0.885
        },
        {
          "rms_dbfs": -80.418,
          "time_seconds": 0.895
        },
        {
          "rms_dbfs": -81.633,
          "time_seconds": 0.905
        },
        {
          "rms_dbfs": -82.891,
          "time_seconds": 0.915
        },
        {
          "rms_dbfs": -84.187,
          "time_seconds": 0.925
        },
        {
          "rms_dbfs": -85.522,
          "time_seconds": 0.935
        },
        {
          "rms_dbfs": -86.906,
          "time_seconds": 0.945
        },
        {
          "rms_dbfs": -88.338,
          "time_seconds": 0.955
        },
        {
          "rms_dbfs": -89.836,
          "time_seconds": 0.965
        },
        {
          "rms_dbfs": -91.392,
          "time_seconds": 0.975
        },
        {
          "rms_dbfs": -93.026,
          "time_seconds": 0.985
        },
        {
          "rms_dbfs": -94.724,
          "time_seconds": 0.995
        },
        {
          "rms_dbfs": -96.516,
          "time_seconds": 1.005
        },
        {
          "rms_dbfs": -98.382,
          "time_seconds": 1.015
        },
        {
          "rms_dbfs": -100.351,
          "time_seconds": 1.025
        },
        {
          "rms_dbfs": -102.424,
          "time_seconds": 1.035
        },
        {
          "rms_dbfs": -104.627,
          "time_seconds": 1.045
        },
        {
          "rms_dbfs": -106.956,
          "time_seconds": 1.055
        },
        {
          "rms_dbfs": -109.474,
          "time_seconds": 1.065
        },
        {
          "rms_dbfs": -112.17,
          "time_seconds": 1.075
        },
        {
          "rms_dbfs": -115.143,
          "time_seconds": 1.085
        },
        {
          "rms_dbfs": -118.404,
          "time_seconds": 1.095
        },
        {
          "rms_dbfs": -122.091,
          "time_seconds": 1.105
        },
        {
          "rms_dbfs": -126.307,
          "time_seconds": 1.115
        },
        {
          "rms_dbfs": -131.372,
          "time_seconds": 1.125
        },
        {
          "rms_dbfs": -137.717,
          "time_seconds": 1.135
        },
        {
          "rms_dbfs": -146.518,
          "time_seconds": 1.145
        },
        {
          "rms_dbfs": -161.103,
          "time_seconds": 1.155
        },
        {
          "rms_dbfs": -212.463,
          "time_seconds": 1.165
        },
        {
          "rms_dbfs": null,
          "time_seconds": 1.1705
        }
      ]
    },
    "sample_crest_factor_db": 19.342,
    "sample_peak_dbfs": -6.0,
    "true_peak_crest_factor_db": 19.342
  },
  "loudness": {
    "integrated_lufs": -23.0,
    "loudness_range_lu": null,
    "maximum_momentary_lufs": -20.7,
    "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": -6.0
  },
  "schema_version": "1.1.0",
  "sha256": "01f0caea66c1ceaee869c22591091127634e9343532ca944b2afb0854f2c8814",
  "spectrum": {
    "broad_band_energy_dbfs": {
      "high_5000_10000_hz": -76.522,
      "low_80_200_hz": -64.558,
      "low_mid_200_500_hz": -49.469,
      "mid_500_2000_hz": -25.324,
      "presence_2000_5000_hz": -58.97,
      "sub_20_80_hz": -83.343
    },
    "method": "Welch PSD, Hann window, 4096-sample maximum segment",
    "peak_frequency_hz": 1042.969,
    "spectral_centroid_hz": 967.923,
    "speech_band_200_8000_hz_energy_percent": 99.985,
    "third_octave_band_energy_dbfs": [
      {
        "center_hz": 25.0,
        "energy_dbfs": -109.509
      },
      {
        "center_hz": 31.5,
        "energy_dbfs": -102.289
      },
      {
        "center_hz": 40.0,
        "energy_dbfs": -95.769
      },
      {
        "center_hz": 50.0,
        "energy_dbfs": -91.751
      },
      {
        "center_hz": 63.0,
        "energy_dbfs": -85.231
      },
      {
        "center_hz": 80.0,
        "energy_dbfs": -78.56
      },
      {
        "center_hz": 100.0,
        "energy_dbfs": -78.273
      },
      {
        "center_hz": 125.0,
        "energy_dbfs": -76.119
      },
      {
        "center_hz": 160.0,
        "energy_dbfs": -70.467
      },
      {
        "center_hz": 200.0,
        "energy_dbfs": -66.544
      },
      {
        "center_hz": 250.0,
        "energy_dbfs": -64.471
      },
      {
        "center_hz": 315.0,
        "energy_dbfs": -58.739
      },
      {
        "center_hz": 400.0,
        "energy_dbfs": -54.074
      },
      {
        "center_hz": 500.0,
        "energy_dbfs": -45.358
      },
      {
        "center_hz": 630.0,
        "energy_dbfs": -36.66
      },
      {
        "center_hz": 800.0,
        "energy_dbfs": -33.545
      },
      {
        "center_hz": 1000.0,
        "energy_dbfs": -26.576
      },
      {
        "center_hz": 1250.0,
        "energy_dbfs": -46.981
      },
      {
        "center_hz": 1600.0,
        "energy_dbfs": -54.725
      },
      {
        "center_hz": 2000.0,
        "energy_dbfs": -59.357
      },
      {
        "center_hz": 2500.0,
        "energy_dbfs": -63.449
      },
      {
        "center_hz": 3150.0,
        "energy_dbfs": -66.701
      },
      {
        "center_hz": 4000.0,
        "energy_dbfs": -68.737
      },
      {
        "center_hz": 5000.0,
        "energy_dbfs": -75.031
      },
      {
        "center_hz": 6300.0,
        "energy_dbfs": -80.565
      },
      {
        "center_hz": 8000.0,
        "energy_dbfs": -86.602
      },
      {
        "center_hz": 10000.0,
        "energy_dbfs": -92.84
      },
      {
        "center_hz": 12500.0,
        "energy_dbfs": -100.196
      },
      {
        "center_hz": 16000.0,
        "energy_dbfs": -110.989
      }
    ]
  },
  "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"
  }
}
