{
  "$schema": "../schemas/asset.schema.json",
  "analysis_profile": "notification-sound-db-bs1770-v2",
  "analyzed_at": "2026-08-09T06:27:20Z",
  "audio": {
    "channel_count": 2,
    "channel_layout": "stereo",
    "duration_seconds": 0.977979,
    "sample_rate_hz": 48000
  },
  "file": {
    "bits_per_sample": 24,
    "byte_size": 285848,
    "codec_long_name": "PCM signed 24-bit little-endian",
    "codec_name": "pcm_s24le",
    "container_format": "caf",
    "extension": ".caf",
    "sample_format": "s32"
  },
  "levels": {
    "active_segment": {
      "duration_seconds": 0.57,
      "end_seconds": 0.57,
      "leading_silence_seconds": 0.0,
      "rms_dbfs": -27.693,
      "start_seconds": 0.0,
      "threshold_dbfs": -59.028,
      "trailing_silence_seconds": 0.407979
    },
    "channels": [
      {
        "index": 0,
        "rms_dbfs": -30.115,
        "sample_peak_dbfs": -11.342
      },
      {
        "index": 1,
        "rms_dbfs": -29.961,
        "sample_peak_dbfs": -10.293
      }
    ],
    "rms_dbfs": -30.037,
    "rms_envelope": {
      "frame_duration_seconds": 0.01,
      "maximum_point_count": 400,
      "method": "non-overlapping channel-combined RMS frames",
      "points": [
        {
          "rms_dbfs": -20.079,
          "time_seconds": 0.005
        },
        {
          "rms_dbfs": -21.118,
          "time_seconds": 0.015
        },
        {
          "rms_dbfs": -23.086,
          "time_seconds": 0.025
        },
        {
          "rms_dbfs": -24.766,
          "time_seconds": 0.035
        },
        {
          "rms_dbfs": -26.482,
          "time_seconds": 0.045
        },
        {
          "rms_dbfs": -27.641,
          "time_seconds": 0.055
        },
        {
          "rms_dbfs": -28.528,
          "time_seconds": 0.065
        },
        {
          "rms_dbfs": -30.098,
          "time_seconds": 0.075
        },
        {
          "rms_dbfs": -33.998,
          "time_seconds": 0.085
        },
        {
          "rms_dbfs": -51.29,
          "time_seconds": 0.095
        },
        {
          "rms_dbfs": -56.562,
          "time_seconds": 0.105
        },
        {
          "rms_dbfs": -62.319,
          "time_seconds": 0.115
        },
        {
          "rms_dbfs": -23.135,
          "time_seconds": 0.125
        },
        {
          "rms_dbfs": -19.028,
          "time_seconds": 0.135
        },
        {
          "rms_dbfs": -20.142,
          "time_seconds": 0.145
        },
        {
          "rms_dbfs": -20.778,
          "time_seconds": 0.155
        },
        {
          "rms_dbfs": -22.497,
          "time_seconds": 0.165
        },
        {
          "rms_dbfs": -23.183,
          "time_seconds": 0.175
        },
        {
          "rms_dbfs": -24.599,
          "time_seconds": 0.185
        },
        {
          "rms_dbfs": -26.221,
          "time_seconds": 0.195
        },
        {
          "rms_dbfs": -26.438,
          "time_seconds": 0.205
        },
        {
          "rms_dbfs": -30.691,
          "time_seconds": 0.215
        },
        {
          "rms_dbfs": -40.083,
          "time_seconds": 0.225
        },
        {
          "rms_dbfs": -49.704,
          "time_seconds": 0.235
        },
        {
          "rms_dbfs": -59.863,
          "time_seconds": 0.245
        },
        {
          "rms_dbfs": -28.051,
          "time_seconds": 0.255
        },
        {
          "rms_dbfs": -27.349,
          "time_seconds": 0.265
        },
        {
          "rms_dbfs": -28.541,
          "time_seconds": 0.275
        },
        {
          "rms_dbfs": -28.949,
          "time_seconds": 0.285
        },
        {
          "rms_dbfs": -30.218,
          "time_seconds": 0.295
        },
        {
          "rms_dbfs": -31.901,
          "time_seconds": 0.305
        },
        {
          "rms_dbfs": -32.769,
          "time_seconds": 0.315
        },
        {
          "rms_dbfs": -33.808,
          "time_seconds": 0.325
        },
        {
          "rms_dbfs": -35.613,
          "time_seconds": 0.335
        },
        {
          "rms_dbfs": -43.403,
          "time_seconds": 0.345
        },
        {
          "rms_dbfs": -52.802,
          "time_seconds": 0.355
        },
        {
          "rms_dbfs": -62.2,
          "time_seconds": 0.365
        },
        {
          "rms_dbfs": -44.543,
          "time_seconds": 0.375
        },
        {
          "rms_dbfs": -39.696,
          "time_seconds": 0.385
        },
        {
          "rms_dbfs": -40.366,
          "time_seconds": 0.395
        },
        {
          "rms_dbfs": -41.022,
          "time_seconds": 0.405
        },
        {
          "rms_dbfs": -42.532,
          "time_seconds": 0.415
        },
        {
          "rms_dbfs": -43.391,
          "time_seconds": 0.425
        },
        {
          "rms_dbfs": -45.018,
          "time_seconds": 0.435
        },
        {
          "rms_dbfs": -46.417,
          "time_seconds": 0.445
        },
        {
          "rms_dbfs": -46.843,
          "time_seconds": 0.455
        },
        {
          "rms_dbfs": -51.533,
          "time_seconds": 0.465
        },
        {
          "rms_dbfs": -60.973,
          "time_seconds": 0.475
        },
        {
          "rms_dbfs": -70.473,
          "time_seconds": 0.485
        },
        {
          "rms_dbfs": -80.831,
          "time_seconds": 0.495
        },
        {
          "rms_dbfs": -53.091,
          "time_seconds": 0.505
        },
        {
          "rms_dbfs": -52.841,
          "time_seconds": 0.515
        },
        {
          "rms_dbfs": -53.945,
          "time_seconds": 0.525
        },
        {
          "rms_dbfs": -54.462,
          "time_seconds": 0.535
        },
        {
          "rms_dbfs": -55.833,
          "time_seconds": 0.545
        },
        {
          "rms_dbfs": -57.523,
          "time_seconds": 0.555
        },
        {
          "rms_dbfs": -58.431,
          "time_seconds": 0.565
        },
        {
          "rms_dbfs": -59.544,
          "time_seconds": 0.575
        },
        {
          "rms_dbfs": -61.506,
          "time_seconds": 0.585
        },
        {
          "rms_dbfs": -69.527,
          "time_seconds": 0.595
        },
        {
          "rms_dbfs": -78.802,
          "time_seconds": 0.605
        },
        {
          "rms_dbfs": -88.622,
          "time_seconds": 0.615
        },
        {
          "rms_dbfs": -70.045,
          "time_seconds": 0.625
        },
        {
          "rms_dbfs": -65.636,
          "time_seconds": 0.635
        },
        {
          "rms_dbfs": -66.248,
          "time_seconds": 0.645
        },
        {
          "rms_dbfs": -67.101,
          "time_seconds": 0.655
        },
        {
          "rms_dbfs": -68.501,
          "time_seconds": 0.665
        },
        {
          "rms_dbfs": -69.432,
          "time_seconds": 0.675
        },
        {
          "rms_dbfs": -71.174,
          "time_seconds": 0.685
        },
        {
          "rms_dbfs": -72.421,
          "time_seconds": 0.695
        },
        {
          "rms_dbfs": -72.967,
          "time_seconds": 0.705
        },
        {
          "rms_dbfs": -77.982,
          "time_seconds": 0.715
        },
        {
          "rms_dbfs": -87.404,
          "time_seconds": 0.725
        },
        {
          "rms_dbfs": -97.111,
          "time_seconds": 0.735
        },
        {
          "rms_dbfs": -107.069,
          "time_seconds": 0.745
        },
        {
          "rms_dbfs": -78.893,
          "time_seconds": 0.755
        },
        {
          "rms_dbfs": -79.252,
          "time_seconds": 0.765
        },
        {
          "rms_dbfs": -80.048,
          "time_seconds": 0.775
        },
        {
          "rms_dbfs": -80.633,
          "time_seconds": 0.785
        },
        {
          "rms_dbfs": -82.147,
          "time_seconds": 0.795
        },
        {
          "rms_dbfs": -83.69,
          "time_seconds": 0.805
        },
        {
          "rms_dbfs": -84.632,
          "time_seconds": 0.815
        },
        {
          "rms_dbfs": -85.891,
          "time_seconds": 0.825
        },
        {
          "rms_dbfs": -87.789,
          "time_seconds": 0.835
        },
        {
          "rms_dbfs": -96.155,
          "time_seconds": 0.845
        },
        {
          "rms_dbfs": -105.33,
          "time_seconds": 0.855
        },
        {
          "rms_dbfs": -115.085,
          "time_seconds": 0.865
        },
        {
          "rms_dbfs": -95.409,
          "time_seconds": 0.875
        },
        {
          "rms_dbfs": -92.123,
          "time_seconds": 0.885
        },
        {
          "rms_dbfs": -92.349,
          "time_seconds": 0.895
        },
        {
          "rms_dbfs": -93.552,
          "time_seconds": 0.905
        },
        {
          "rms_dbfs": -94.715,
          "time_seconds": 0.915
        },
        {
          "rms_dbfs": -95.697,
          "time_seconds": 0.925
        },
        {
          "rms_dbfs": -97.588,
          "time_seconds": 0.935
        },
        {
          "rms_dbfs": -98.662,
          "time_seconds": 0.945
        },
        {
          "rms_dbfs": -99.213,
          "time_seconds": 0.955
        },
        {
          "rms_dbfs": -105.134,
          "time_seconds": 0.965
        },
        {
          "rms_dbfs": -113.562,
          "time_seconds": 0.97399
        }
      ]
    },
    "sample_crest_factor_db": 19.745,
    "sample_peak_dbfs": -10.293,
    "true_peak_crest_factor_db": 19.737
  },
  "loudness": {
    "integrated_lufs": -26.0,
    "loudness_range_lu": null,
    "maximum_momentary_lufs": -23.8,
    "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": -10.3
  },
  "schema_version": "1.1.0",
  "sha256": "bbbd8fdbc41d5ebbdd37e17645add0eaabc5e2bbd285a6fea2991b818a954cef",
  "spectrum": {
    "broad_band_energy_dbfs": {
      "high_5000_10000_hz": -94.819,
      "low_80_200_hz": -60.344,
      "low_mid_200_500_hz": -43.806,
      "mid_500_2000_hz": -32.693,
      "presence_2000_5000_hz": -67.874,
      "sub_20_80_hz": -87.71
    },
    "method": "Welch PSD, Hann window, 4096-sample maximum segment",
    "peak_frequency_hz": 527.344,
    "spectral_centroid_hz": 544.603,
    "speech_band_200_8000_hz_energy_percent": 99.794,
    "third_octave_band_energy_dbfs": [
      {
        "center_hz": 25.0,
        "energy_dbfs": -114.321
      },
      {
        "center_hz": 31.5,
        "energy_dbfs": -102.762
      },
      {
        "center_hz": 40.0,
        "energy_dbfs": -98.534
      },
      {
        "center_hz": 50.0,
        "energy_dbfs": -95.162
      },
      {
        "center_hz": 63.0,
        "energy_dbfs": -90.137
      },
      {
        "center_hz": 80.0,
        "energy_dbfs": -83.56
      },
      {
        "center_hz": 100.0,
        "energy_dbfs": -80.303
      },
      {
        "center_hz": 125.0,
        "energy_dbfs": -75.273
      },
      {
        "center_hz": 160.0,
        "energy_dbfs": -65.649
      },
      {
        "center_hz": 200.0,
        "energy_dbfs": -60.193
      },
      {
        "center_hz": 250.0,
        "energy_dbfs": -58.013
      },
      {
        "center_hz": 315.0,
        "energy_dbfs": -53.049
      },
      {
        "center_hz": 400.0,
        "energy_dbfs": -49.083
      },
      {
        "center_hz": 500.0,
        "energy_dbfs": -33.482
      },
      {
        "center_hz": 630.0,
        "energy_dbfs": -39.413
      },
      {
        "center_hz": 800.0,
        "energy_dbfs": -52.962
      },
      {
        "center_hz": 1000.0,
        "energy_dbfs": -61.541
      },
      {
        "center_hz": 1250.0,
        "energy_dbfs": -68.25
      },
      {
        "center_hz": 1600.0,
        "energy_dbfs": -69.337
      },
      {
        "center_hz": 2000.0,
        "energy_dbfs": -63.462
      },
      {
        "center_hz": 2500.0,
        "energy_dbfs": -90.638
      },
      {
        "center_hz": 3150.0,
        "energy_dbfs": -95.344
      },
      {
        "center_hz": 4000.0,
        "energy_dbfs": -96.744
      },
      {
        "center_hz": 5000.0,
        "energy_dbfs": -96.511
      },
      {
        "center_hz": 6300.0,
        "energy_dbfs": -98.392
      },
      {
        "center_hz": 8000.0,
        "energy_dbfs": -100.044
      },
      {
        "center_hz": 10000.0,
        "energy_dbfs": -101.626
      },
      {
        "center_hz": 12500.0,
        "energy_dbfs": -103.65
      },
      {
        "center_hz": 16000.0,
        "energy_dbfs": -105.28
      }
    ]
  },
  "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"
  }
}
