{
  "$schema": "../schemas/asset.schema.json",
  "analysis_profile": "notification-sound-db-bs1770-v2",
  "analyzed_at": "2026-08-09T06:29:45Z",
  "audio": {
    "channel_count": 2,
    "channel_layout": "stereo",
    "duration_seconds": 0.71873,
    "sample_rate_hz": 44100
  },
  "file": {
    "bits_per_sample": null,
    "byte_size": 8116,
    "codec_long_name": "AAC (Advanced Audio Coding)",
    "codec_name": "aac",
    "container_format": "caf",
    "extension": ".wav",
    "sample_format": "fltp"
  },
  "levels": {
    "active_segment": {
      "duration_seconds": 0.51,
      "end_seconds": 0.6,
      "leading_silence_seconds": 0.09,
      "rms_dbfs": -28.083,
      "start_seconds": 0.09,
      "threshold_dbfs": -59.718,
      "trailing_silence_seconds": 0.11873
    },
    "channels": [
      {
        "index": 0,
        "rms_dbfs": -29.573,
        "sample_peak_dbfs": -16.749
      },
      {
        "index": 1,
        "rms_dbfs": -29.573,
        "sample_peak_dbfs": -16.751
      }
    ],
    "rms_dbfs": -29.573,
    "rms_envelope": {
      "frame_duration_seconds": 0.01,
      "maximum_point_count": 400,
      "method": "non-overlapping channel-combined RMS frames",
      "points": [
        {
          "rms_dbfs": -113.983,
          "time_seconds": 0.005
        },
        {
          "rms_dbfs": -113.187,
          "time_seconds": 0.015
        },
        {
          "rms_dbfs": -101.956,
          "time_seconds": 0.025
        },
        {
          "rms_dbfs": -98.427,
          "time_seconds": 0.035
        },
        {
          "rms_dbfs": -105.125,
          "time_seconds": 0.045
        },
        {
          "rms_dbfs": -88.849,
          "time_seconds": 0.055
        },
        {
          "rms_dbfs": -90.21,
          "time_seconds": 0.065
        },
        {
          "rms_dbfs": -83.941,
          "time_seconds": 0.075
        },
        {
          "rms_dbfs": -80.634,
          "time_seconds": 0.085
        },
        {
          "rms_dbfs": -57.791,
          "time_seconds": 0.095
        },
        {
          "rms_dbfs": -40.884,
          "time_seconds": 0.105
        },
        {
          "rms_dbfs": -32.056,
          "time_seconds": 0.115
        },
        {
          "rms_dbfs": -24.926,
          "time_seconds": 0.125
        },
        {
          "rms_dbfs": -20.634,
          "time_seconds": 0.135
        },
        {
          "rms_dbfs": -19.718,
          "time_seconds": 0.145
        },
        {
          "rms_dbfs": -20.629,
          "time_seconds": 0.155
        },
        {
          "rms_dbfs": -20.554,
          "time_seconds": 0.165
        },
        {
          "rms_dbfs": -24.328,
          "time_seconds": 0.175
        },
        {
          "rms_dbfs": -30.02,
          "time_seconds": 0.185
        },
        {
          "rms_dbfs": -37.006,
          "time_seconds": 0.195
        },
        {
          "rms_dbfs": -36.158,
          "time_seconds": 0.205
        },
        {
          "rms_dbfs": -33.166,
          "time_seconds": 0.215
        },
        {
          "rms_dbfs": -28.334,
          "time_seconds": 0.225
        },
        {
          "rms_dbfs": -24.738,
          "time_seconds": 0.235
        },
        {
          "rms_dbfs": -23.211,
          "time_seconds": 0.245
        },
        {
          "rms_dbfs": -23.418,
          "time_seconds": 0.255
        },
        {
          "rms_dbfs": -23.925,
          "time_seconds": 0.265
        },
        {
          "rms_dbfs": -25.039,
          "time_seconds": 0.275
        },
        {
          "rms_dbfs": -25.9,
          "time_seconds": 0.285
        },
        {
          "rms_dbfs": -26.647,
          "time_seconds": 0.295
        },
        {
          "rms_dbfs": -28.223,
          "time_seconds": 0.305
        },
        {
          "rms_dbfs": -29.388,
          "time_seconds": 0.315
        },
        {
          "rms_dbfs": -30.004,
          "time_seconds": 0.325
        },
        {
          "rms_dbfs": -31.12,
          "time_seconds": 0.335
        },
        {
          "rms_dbfs": -32.816,
          "time_seconds": 0.345
        },
        {
          "rms_dbfs": -33.37,
          "time_seconds": 0.355
        },
        {
          "rms_dbfs": -34.467,
          "time_seconds": 0.365
        },
        {
          "rms_dbfs": -35.705,
          "time_seconds": 0.375
        },
        {
          "rms_dbfs": -37.378,
          "time_seconds": 0.385
        },
        {
          "rms_dbfs": -38.362,
          "time_seconds": 0.395
        },
        {
          "rms_dbfs": -39.551,
          "time_seconds": 0.405
        },
        {
          "rms_dbfs": -40.397,
          "time_seconds": 0.415
        },
        {
          "rms_dbfs": -41.648,
          "time_seconds": 0.425
        },
        {
          "rms_dbfs": -43.442,
          "time_seconds": 0.435
        },
        {
          "rms_dbfs": -44.24,
          "time_seconds": 0.445
        },
        {
          "rms_dbfs": -45.44,
          "time_seconds": 0.455
        },
        {
          "rms_dbfs": -47.171,
          "time_seconds": 0.465
        },
        {
          "rms_dbfs": -48.658,
          "time_seconds": 0.475
        },
        {
          "rms_dbfs": -49.388,
          "time_seconds": 0.485
        },
        {
          "rms_dbfs": -44.764,
          "time_seconds": 0.495
        },
        {
          "rms_dbfs": -45.451,
          "time_seconds": 0.505
        },
        {
          "rms_dbfs": -46.633,
          "time_seconds": 0.515
        },
        {
          "rms_dbfs": -47.661,
          "time_seconds": 0.525
        },
        {
          "rms_dbfs": -49.26,
          "time_seconds": 0.535
        },
        {
          "rms_dbfs": -50.977,
          "time_seconds": 0.545
        },
        {
          "rms_dbfs": -51.994,
          "time_seconds": 0.555
        },
        {
          "rms_dbfs": -53.719,
          "time_seconds": 0.565
        },
        {
          "rms_dbfs": -55.384,
          "time_seconds": 0.575
        },
        {
          "rms_dbfs": -57.056,
          "time_seconds": 0.585
        },
        {
          "rms_dbfs": -58.638,
          "time_seconds": 0.595
        },
        {
          "rms_dbfs": -60.312,
          "time_seconds": 0.605
        },
        {
          "rms_dbfs": -61.72,
          "time_seconds": 0.615
        },
        {
          "rms_dbfs": -64.049,
          "time_seconds": 0.625
        },
        {
          "rms_dbfs": -65.939,
          "time_seconds": 0.635
        },
        {
          "rms_dbfs": -67.647,
          "time_seconds": 0.645
        },
        {
          "rms_dbfs": -69.39,
          "time_seconds": 0.655
        },
        {
          "rms_dbfs": -72.521,
          "time_seconds": 0.665
        },
        {
          "rms_dbfs": -74.21,
          "time_seconds": 0.675
        },
        {
          "rms_dbfs": -75.552,
          "time_seconds": 0.685
        },
        {
          "rms_dbfs": -78.501,
          "time_seconds": 0.695
        },
        {
          "rms_dbfs": -81.383,
          "time_seconds": 0.705
        },
        {
          "rms_dbfs": -86.429,
          "time_seconds": 0.714365
        }
      ]
    },
    "sample_crest_factor_db": 12.824,
    "sample_peak_dbfs": -16.749,
    "true_peak_crest_factor_db": 12.873
  },
  "loudness": {
    "integrated_lufs": -26.8,
    "loudness_range_lu": null,
    "maximum_momentary_lufs": -24.8,
    "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": -16.7
  },
  "schema_version": "1.1.0",
  "sha256": "e219eb5cd26e53b0a9db1fce2404eec52b8df1244ffc390020c3b671cadfaf00",
  "spectrum": {
    "broad_band_energy_dbfs": {
      "high_5000_10000_hz": -89.193,
      "low_80_200_hz": -73.302,
      "low_mid_200_500_hz": -29.106,
      "mid_500_2000_hz": -77.026,
      "presence_2000_5000_hz": -63.852,
      "sub_20_80_hz": -88.543
    },
    "method": "Welch PSD, Hann window, 4096-sample maximum segment",
    "peak_frequency_hz": 279.932,
    "spectral_centroid_hz": 336.438,
    "speech_band_200_8000_hz_energy_percent": 99.994,
    "third_octave_band_energy_dbfs": [
      {
        "center_hz": 25.0,
        "energy_dbfs": -96.073
      },
      {
        "center_hz": 31.5,
        "energy_dbfs": -101.044
      },
      {
        "center_hz": 40.0,
        "energy_dbfs": -96.946
      },
      {
        "center_hz": 50.0,
        "energy_dbfs": -94.404
      },
      {
        "center_hz": 63.0,
        "energy_dbfs": -96.611
      },
      {
        "center_hz": 80.0,
        "energy_dbfs": -92.199
      },
      {
        "center_hz": 100.0,
        "energy_dbfs": -95.431
      },
      {
        "center_hz": 125.0,
        "energy_dbfs": -83.983
      },
      {
        "center_hz": 160.0,
        "energy_dbfs": -78.38
      },
      {
        "center_hz": 200.0,
        "energy_dbfs": -71.231
      },
      {
        "center_hz": 250.0,
        "energy_dbfs": -33.654
      },
      {
        "center_hz": 315.0,
        "energy_dbfs": -42.527
      },
      {
        "center_hz": 400.0,
        "energy_dbfs": -32.865
      },
      {
        "center_hz": 500.0,
        "energy_dbfs": -68.491
      },
      {
        "center_hz": 630.0,
        "energy_dbfs": -86.067
      },
      {
        "center_hz": 800.0,
        "energy_dbfs": -91.694
      },
      {
        "center_hz": 1000.0,
        "energy_dbfs": -94.217
      },
      {
        "center_hz": 1250.0,
        "energy_dbfs": -99.225
      },
      {
        "center_hz": 1600.0,
        "energy_dbfs": -104.418
      },
      {
        "center_hz": 2000.0,
        "energy_dbfs": -74.366
      },
      {
        "center_hz": 2500.0,
        "energy_dbfs": -82.018
      },
      {
        "center_hz": 3150.0,
        "energy_dbfs": -64.269
      },
      {
        "center_hz": 4000.0,
        "energy_dbfs": -108.615
      },
      {
        "center_hz": 5000.0,
        "energy_dbfs": -104.853
      },
      {
        "center_hz": 6300.0,
        "energy_dbfs": -92.315
      },
      {
        "center_hz": 8000.0,
        "energy_dbfs": -102.325
      },
      {
        "center_hz": 10000.0,
        "energy_dbfs": -92.254
      },
      {
        "center_hz": 12500.0,
        "energy_dbfs": -100.749
      },
      {
        "center_hz": 16000.0,
        "energy_dbfs": -89.771
      }
    ]
  },
  "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"
  }
}
