{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260401-005505-78e9db/01_星座学家_20260401/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-005505-78e9db/01_星座学家_20260401/suno_mixed_0.mp3",
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        "lufs": -10.7,
        "peak": 0.0,
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        "low_pct": 65.5999984741211,
        "mid_pct": 29.899999618530273,
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        "centroid": 708.0,
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          "bass": 57.0,
          "low_mid": 25.700000762939453,
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        "side_high_shelf_hz": 6000,
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        "mid_peak_db": 0,
        "mid_peak_q": 1.0,
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        "mid_kick_q": 1.0,
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        "mid_snap_db": 0.2160000056028366,
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        "parallel_comp_enabled": true,
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        "parallel_comp_ratio": 8.0,
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        "sub_shelf_hz": 80,
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        "comp_release_ms": 100,
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        "mp3_bitrate": 320,
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        "_global_mid": 23.200000762939453,
        "_global_high": 2.700000047683716
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=74% Mid=23% High=3% W=5.2% Crest=15.5",
        "   目标: Low=56% Mid=42% High=2% W=14.1% Crest=11.9",
        "   差值: ΔLow=+18% ΔMid=-19% ΔHigh=+1% ΔW=-8.9% ΔCrest=+3.6",
        "   低频偏多+18%: 去闷=-1.9dB, 低频增强=0.1dB, 收紧=-1.1dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-12%: 600Hz=+0.4dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-8.9%: Side=+1.1dB",
        "   动态偏大+3.6dB: 压缩阈值=-10.2dB, PC mix=13%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2104.0,
        "onset_density": 2.8,
        "low_energy": 75.19999694824219
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        "lufs": -8.6,
        "peak": 1.399999976158142,
        "rms": -10.5,
        "crest": 11.899999618530273,
        "width": 14.100000381469727,
        "low_pct": 55.599998474121094,
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        "centroid": 528.0,
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          "mid": 9.800000190734863,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
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    {
      "input": "/srv/music-files/pipeline/batch-20260401-005505-78e9db/01_星座学家_20260401/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-005505-78e9db/01_星座学家_20260401/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.7,
        "peak": 0.10000000149011612,
        "rms": -15.600000381469727,
        "crest": 15.699999809265137,
        "width": 6.099999904632568,
        "low_pct": 70.0,
        "mid_pct": 25.600000381469727,
        "high_pct": 4.400000095367432,
        "centroid": 659.0,
        "bands": {
          "sub": 10.199999809265137,
          "bass": 59.79999923706055,
          "low_mid": 21.200000762939453,
          "mid": 4.400000095367432,
          "high_mid": 1.399999976158142,
          "air": 3.0
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      "after": {
        "lufs": -10.9,
        "peak": 0.20000000298023224,
        "rms": -13.100000381469727,
        "crest": 13.300000190734863,
        "width": 6.599999904632568,
        "low_pct": 63.5,
        "mid_pct": 30.700000762939453,
        "high_pct": 5.800000190734863,
        "centroid": 822.0,
        "bands": {
          "sub": 10.300000190734863,
          "bass": 53.099998474121094,
          "low_mid": 25.200000762939453,
          "mid": 5.5,
          "high_mid": 1.7999999523162842,
          "air": 4.0
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.2880000174045563,
        "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": 2500,
        "mid_snap_db": 0.16200000047683716,
        "mid_snap_q": 1.0,
        "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": 0.13699999451637268,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.4400001764297485,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.27999991178512573,
        "tight_hz": 120,
        "tight_db": -0.9320000410079956,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.15200001001358032,
        "comp_threshold_db": -10.280000686645508,
        "comp_ratio": 2.0,
        "comp_attack_ms": 20,
        "comp_release_ms": 100,
        "limiter_threshold_db": -1.0,
        "limiter_release_ms": 100,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_lowmid_boost_db": 0.3449999988079071,
        "side_gain_db": 0.9599999785423279,
        "_global_low": 70.0,
        "_global_mid": 25.600000381469727,
        "_global_high": 4.400000095367432
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=26% High=4% W=6.1% Crest=15.7",
        "   目标: Low=56% Mid=42% High=2% W=14.1% Crest=11.9",
        "   差值: ΔLow=+14% ΔMid=-17% ΔHigh=+3% ΔW=-8.0% ΔCrest=+3.8",
        "   低频偏多+14%: 去闷=-1.4dB, 低频增强=0.3dB, 收紧=-0.9dB",
        "   高频偏多+3%: 空气感=0.0dB",
        "   LowMid偏少-12%: 600Hz=+0.3dB",
        "   Mid偏少-5%: 2.5kHz=+0.2dB q=1.0",
        "   Air偏多+2.4%: 空气感再降0.2dB→-0.2dB",
        "   宽度偏窄-8.0%: Side=+1.0dB",
        "   动态偏大+3.8dB: 压缩阈值=-10.3dB, PC mix=14%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 1990.0,
        "onset_density": 3.4,
        "low_energy": 74.0999984741211
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      "ref": {
        "lufs": -8.6,
        "peak": 1.399999976158142,
        "rms": -10.5,
        "crest": 11.899999618530273,
        "width": 14.100000381469727,
        "low_pct": 55.599998474121094,
        "mid_pct": 42.5,
        "high_pct": 1.7999999523162842,
        "centroid": 528.0,
        "bands": {
          "sub": 22.799999237060547,
          "bass": 32.79999923706055,
          "low_mid": 32.70000076293945,
          "mid": 9.800000190734863,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
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      }
    }
  ],
  "time": 40.7
}