{
  "$schema": "../schemas/asset.schema.json",
  "analysis_profile": "notification-sound-db-bs1770-v2",
  "analyzed_at": "2026-08-09T06:27:23Z",
  "audio": {
    "channel_count": 2,
    "channel_layout": null,
    "duration_seconds": 0.234966,
    "sample_rate_hz": 44100
  },
  "file": {
    "bits_per_sample": 24,
    "byte_size": 63918,
    "codec_long_name": "PCM signed 24-bit big-endian",
    "codec_name": "pcm_s24be",
    "container_format": "aiff",
    "extension": ".aiff",
    "sample_format": "s32"
  },
  "levels": {
    "active_segment": {
      "duration_seconds": 0.23,
      "end_seconds": 0.23,
      "leading_silence_seconds": 0.0,
      "rms_dbfs": -23.796,
      "start_seconds": 0.0,
      "threshold_dbfs": -59.484,
      "trailing_silence_seconds": 0.004966
    },
    "channels": [
      {
        "index": 0,
        "rms_dbfs": -23.889,
        "sample_peak_dbfs": -13.467
      },
      {
        "index": 1,
        "rms_dbfs": -23.889,
        "sample_peak_dbfs": -13.467
      }
    ],
    "rms_dbfs": -23.889,
    "rms_envelope": {
      "frame_duration_seconds": 0.01,
      "maximum_point_count": 400,
      "method": "non-overlapping channel-combined RMS frames",
      "points": [
        {
          "rms_dbfs": -39.193,
          "time_seconds": 0.005
        },
        {
          "rms_dbfs": -19.564,
          "time_seconds": 0.015
        },
        {
          "rms_dbfs": -19.547,
          "time_seconds": 0.025
        },
        {
          "rms_dbfs": -20.139,
          "time_seconds": 0.035
        },
        {
          "rms_dbfs": -21.649,
          "time_seconds": 0.045
        },
        {
          "rms_dbfs": -23.533,
          "time_seconds": 0.055
        },
        {
          "rms_dbfs": -26.361,
          "time_seconds": 0.065
        },
        {
          "rms_dbfs": -30.573,
          "time_seconds": 0.075
        },
        {
          "rms_dbfs": -38.885,
          "time_seconds": 0.085
        },
        {
          "rms_dbfs": -43.709,
          "time_seconds": 0.095
        },
        {
          "rms_dbfs": -20.673,
          "time_seconds": 0.105
        },
        {
          "rms_dbfs": -19.484,
          "time_seconds": 0.115
        },
        {
          "rms_dbfs": -20.006,
          "time_seconds": 0.125
        },
        {
          "rms_dbfs": -21.396,
          "time_seconds": 0.135
        },
        {
          "rms_dbfs": -23.073,
          "time_seconds": 0.145
        },
        {
          "rms_dbfs": -24.838,
          "time_seconds": 0.155
        },
        {
          "rms_dbfs": -27.034,
          "time_seconds": 0.165
        },
        {
          "rms_dbfs": -29.473,
          "time_seconds": 0.175
        },
        {
          "rms_dbfs": -32.498,
          "time_seconds": 0.185
        },
        {
          "rms_dbfs": -35.844,
          "time_seconds": 0.195
        },
        {
          "rms_dbfs": -39.163,
          "time_seconds": 0.205
        },
        {
          "rms_dbfs": -44.357,
          "time_seconds": 0.215
        },
        {
          "rms_dbfs": -56.714,
          "time_seconds": 0.225
        },
        {
          "rms_dbfs": -118.435,
          "time_seconds": 0.232483
        }
      ]
    },
    "sample_crest_factor_db": 10.422,
    "sample_peak_dbfs": -13.467,
    "true_peak_crest_factor_db": 10.389
  },
  "loudness": {
    "integrated_lufs": -25.1,
    "loudness_range_lu": null,
    "maximum_momentary_lufs": -23.9,
    "maximum_short_term_lufs": null,
    "momentary_window_seconds": 0.4,
    "notes": [
      "silent_tail_added_for_meter_settling",
      "source_shorter_than_momentary_window",
      "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": -13.5
  },
  "schema_version": "1.1.0",
  "sha256": "fc7f473ff84d1192ebfe12e9919a59fe06439d2db07d30551c77422161b22275",
  "spectrum": {
    "broad_band_energy_dbfs": {
      "high_5000_10000_hz": -95.71,
      "low_80_200_hz": -74.985,
      "low_mid_200_500_hz": -25.093,
      "mid_500_2000_hz": -35.824,
      "presence_2000_5000_hz": -91.105,
      "sub_20_80_hz": -76.52
    },
    "method": "Welch PSD, Hann window, 4096-sample maximum segment",
    "peak_frequency_hz": 495.264,
    "spectral_centroid_hz": 443.956,
    "speech_band_200_8000_hz_energy_percent": 99.998,
    "third_octave_band_energy_dbfs": [
      {
        "center_hz": 25.0,
        "energy_dbfs": -86.99
      },
      {
        "center_hz": 31.5,
        "energy_dbfs": -85.869
      },
      {
        "center_hz": 40.0,
        "energy_dbfs": -84.663
      },
      {
        "center_hz": 50.0,
        "energy_dbfs": -83.244
      },
      {
        "center_hz": 63.0,
        "energy_dbfs": -81.42
      },
      {
        "center_hz": 80.0,
        "energy_dbfs": -82.36
      },
      {
        "center_hz": 100.0,
        "energy_dbfs": -83.216
      },
      {
        "center_hz": 125.0,
        "energy_dbfs": -82.448
      },
      {
        "center_hz": 160.0,
        "energy_dbfs": -87.727
      },
      {
        "center_hz": 200.0,
        "energy_dbfs": -73.802
      },
      {
        "center_hz": 250.0,
        "energy_dbfs": -60.196
      },
      {
        "center_hz": 315.0,
        "energy_dbfs": -50.042
      },
      {
        "center_hz": 400.0,
        "energy_dbfs": -26.931
      },
      {
        "center_hz": 500.0,
        "energy_dbfs": -26.87
      },
      {
        "center_hz": 630.0,
        "energy_dbfs": -53.819
      },
      {
        "center_hz": 800.0,
        "energy_dbfs": -70.908
      },
      {
        "center_hz": 1000.0,
        "energy_dbfs": -79.073
      },
      {
        "center_hz": 1250.0,
        "energy_dbfs": -84.126
      },
      {
        "center_hz": 1600.0,
        "energy_dbfs": -90.089
      },
      {
        "center_hz": 2000.0,
        "energy_dbfs": -93.267
      },
      {
        "center_hz": 2500.0,
        "energy_dbfs": -95.916
      },
      {
        "center_hz": 3150.0,
        "energy_dbfs": -98.268
      },
      {
        "center_hz": 4000.0,
        "energy_dbfs": -99.555
      },
      {
        "center_hz": 5000.0,
        "energy_dbfs": -100.4
      },
      {
        "center_hz": 6300.0,
        "energy_dbfs": -100.628
      },
      {
        "center_hz": 8000.0,
        "energy_dbfs": -100.331
      },
      {
        "center_hz": 10000.0,
        "energy_dbfs": -99.727
      },
      {
        "center_hz": 12500.0,
        "energy_dbfs": -99.093
      },
      {
        "center_hz": 16000.0,
        "energy_dbfs": -97.906
      }
    ]
  },
  "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"
  }
}