{
  "songs": [
    {
      "input": "/tmp/guofeng-jiuzhangji/01_九张机_20260327/suno_raw_0.mp3",
      "output": "/tmp/guofeng-jiuzhangji/01_九张机_20260327/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -0.8999999761581421,
        "rms": -16.200000762939453,
        "crest": 15.300000190734863,
        "width": 17.399999618530273,
        "low_pct": 46.5,
        "mid_pct": 50.20000076293945,
        "high_pct": 3.299999952316284,
        "centroid": 632.0,
        "bands": {
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          "bass": 35.70000076293945,
          "low_mid": 44.79999923706055,
          "mid": 5.400000095367432,
          "high_mid": 1.5,
          "air": 1.7999999523162842
        }
      },
      "after": {
        "lufs": -11.8,
        "peak": 0.0,
        "rms": -14.600000381469727,
        "crest": 14.600000381469727,
        "width": 13.100000381469727,
        "low_pct": 46.099998474121094,
        "mid_pct": 49.900001525878906,
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        "centroid": 725.0,
        "bands": {
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          "bass": 34.5,
          "low_mid": 43.0,
          "mid": 6.900000095367432,
          "high_mid": 1.899999976158142,
          "air": 2.200000047683716
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 1000,
        "mid_snap_db": 0.5,
        "mid_snap_q": 0.5,
        "parallel_comp_enabled": true,
        "parallel_comp_threshold_db": -20.0,
        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
        "parallel_comp_mix": 0.15,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 1.5,
        "tight_hz": 120,
        "tight_db": -1.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 1.0,
        "comp_threshold_db": -10.0,
        "comp_ratio": 1.8,
        "comp_attack_ms": 20,
        "comp_release_ms": 150,
        "limiter_threshold_db": -1.0,
        "limiter_release_ms": 100,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_global_low": 46.5,
        "_global_mid": 50.20000076293945,
        "_global_high": 3.299999952316284
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      "reasons": [
        "低频46%略高，去闷-2.0dB",
        "高频3%偏低，空气感+1.0dB",
        "中频50%正常，保持基准",
        "宽度17.4%正常，保持基准",
        "Crest 15.3dB正常，保持压缩阈值-10dB",
        "🎵 风格: pop (low, via audio) — 流行：低中均衡，中等压缩 (ref: 愿与愁)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1624.0,
        "onset_density": 2.2,
        "low_energy": 26.100000381469727
      }
    },
    {
      "input": "/tmp/guofeng-jiuzhangji/01_九张机_20260327/suno_raw_1.mp3",
      "output": "/tmp/guofeng-jiuzhangji/01_九张机_20260327/suno_mixed_1.mp3",
      "before": {
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        "peak": -1.0,
        "rms": -16.299999237060547,
        "crest": 15.300000190734863,
        "width": 18.100000381469727,
        "low_pct": 28.399999618530273,
        "mid_pct": 67.0,
        "high_pct": 4.599999904632568,
        "centroid": 821.0,
        "bands": {
          "sub": 1.600000023841858,
          "bass": 26.799999237060547,
          "low_mid": 59.70000076293945,
          "mid": 7.300000190734863,
          "high_mid": 2.0,
          "air": 2.5999999046325684
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      },
      "after": {
        "lufs": -11.8,
        "peak": 0.0,
        "rms": -14.600000381469727,
        "crest": 14.600000381469727,
        "width": 13.800000190734863,
        "low_pct": 32.0,
        "mid_pct": 62.70000076293945,
        "high_pct": 5.300000190734863,
        "centroid": 887.0,
        "bands": {
          "sub": 2.299999952316284,
          "bass": 29.700000762939453,
          "low_mid": 54.400001525878906,
          "mid": 8.199999809265137,
          "high_mid": 2.299999952316284,
          "air": 3.0999999046325684
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 1000,
        "mid_snap_db": 0.5,
        "mid_snap_q": 0.5,
        "parallel_comp_enabled": true,
        "parallel_comp_threshold_db": -20.0,
        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
        "parallel_comp_mix": 0.15,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 2.0,
        "tight_hz": 120,
        "tight_db": -1.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 1.0,
        "comp_threshold_db": -10.0,
        "comp_ratio": 1.8,
        "comp_attack_ms": 20,
        "comp_release_ms": 150,
        "limiter_threshold_db": -1.0,
        "limiter_release_ms": 100,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_cut_boxy": true,
        "_global_low": 28.399999618530273,
        "_global_mid": 67.0,
        "_global_high": 4.599999904632568
      },
      "reasons": [
        "低频28%偏低，去闷-1.0dB，低频增强+2.0dB",
        "高频5%偏低，空气感+1.0dB",
        "中频67%堆积(盒音)，切800Hz -1.0dB",
        "宽度18.1%正常，保持基准",
        "Crest 15.3dB正常，保持压缩阈值-10dB",
        "🎵 风格: pop (low, via audio) — 流行：低中均衡，中等压缩 (ref: 愿与愁)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 1702.0,
        "onset_density": 2.0,
        "low_energy": 29.899999618530273
      }
    }
  ],
  "time": 51.3
}