{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-174347-6f8fdc/01_夜曲_20260418/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-174347-6f8fdc/01_夜曲_20260418/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.0,
        "peak": -1.0,
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        "low_pct": 71.0,
        "mid_pct": 25.299999237060547,
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        "centroid": 574.0,
        "bands": {
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          "low_mid": 21.600000381469727,
          "mid": 3.799999952316284,
          "high_mid": 1.600000023841858,
          "air": 2.0999999046325684
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        "lufs": -9.9,
        "peak": 0.20000000298023224,
        "rms": -12.199999809265137,
        "crest": 12.399999618530273,
        "width": 10.300000190734863,
        "low_pct": 61.70000076293945,
        "mid_pct": 33.599998474121094,
        "high_pct": 4.800000190734863,
        "centroid": 726.0,
        "bands": {
          "sub": 16.600000381469727,
          "bass": 45.099998474121094,
          "low_mid": 28.5,
          "mid": 5.0,
          "high_mid": 2.0999999046325684,
          "air": 2.700000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.478799968957901,
        "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": 0.0,
        "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": 0.03,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.3099998235702515,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.34500008821487427,
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        "tight_db": -0.8929999470710754,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -6.0,
        "comp_ratio": 1.5,
        "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": 0.44999992847442627,
        "side_gain_db": 1.595999836921692,
        "_global_low": 71.0,
        "_global_mid": 25.299999237060547,
        "_global_high": 3.700000047683716
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=71% Mid=25% High=4% W=7.5% Crest=14.1",
        "   目标: Low=58% Mid=40% High=2% W=20.8% Crest=11.3",
        "   差值: ΔLow=+13% ΔMid=-15% ΔHigh=+2% ΔW=-13.3% ΔCrest=+2.8",
        "   低频偏多+13%: 去闷=-1.3dB, 低频增强=0.3dB, 收紧=-0.9dB",
        "   高频接近目标(Δ+2%) → 微量空气感+0.3dB",
        "   LowMid偏少-15%: 600Hz=+0.4dB",
        "   Mid接近目标(Δ+0%) → 不调",
        "   宽度偏窄-13.3%: Side=+1.6dB",
        "   动态接近目标(Δ+2.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "medium",
        "source": "audio",
        "bpm": 123.0,
        "centroid": 2102.0,
        "onset_density": 3.4,
        "low_energy": 61.29999923706055
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      "ref": {
        "lufs": -8.0,
        "peak": 1.399999976158142,
        "rms": -9.899999618530273,
        "crest": 11.300000190734863,
        "width": 20.799999237060547,
        "low_pct": 57.900001525878906,
        "mid_pct": 40.20000076293945,
        "high_pct": 1.7999999523162842,
        "centroid": 426.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 49.599998474121094,
          "low_mid": 36.599998474121094,
          "mid": 3.5999999046325684,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-174347-6f8fdc/01_夜曲_20260418/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-174347-6f8fdc/01_夜曲_20260418/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.5,
        "peak": -1.0,
        "rms": -15.5,
        "crest": 14.5,
        "width": 6.199999809265137,
        "low_pct": 69.19999694824219,
        "mid_pct": 27.799999237060547,
        "high_pct": 3.0,
        "centroid": 543.0,
        "bands": {
          "sub": 20.899999618530273,
          "bass": 48.29999923706055,
          "low_mid": 21.100000381469727,
          "mid": 6.599999904632568,
          "high_mid": 1.600000023841858,
          "air": 1.399999976158142
        }
      },
      "after": {
        "lufs": -10.6,
        "peak": 0.10000000149011612,
        "rms": -12.800000190734863,
        "crest": 12.899999618530273,
        "width": 9.0,
        "low_pct": 58.0,
        "mid_pct": 37.79999923706055,
        "high_pct": 4.199999809265137,
        "centroid": 713.0,
        "bands": {
          "sub": 17.700000762939453,
          "bass": 40.400001525878906,
          "low_mid": 28.899999618530273,
          "mid": 8.899999618530273,
          "high_mid": 2.200000047683716,
          "air": 2.0
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.5255999565124512,
        "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": 0.0,
        "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": 0.12799999117851257,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.1299995183944702,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.4350002408027649,
        "tight_hz": 120,
        "tight_db": -0.83899986743927,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -9.920000076293945,
        "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": 0.4649999439716339,
        "side_gain_db": 1.751999855041504,
        "_global_low": 69.19999694824219,
        "_global_mid": 27.799999237060547,
        "_global_high": 3.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=69% Mid=28% High=3% W=6.2% Crest=14.5",
        "   目标: Low=58% Mid=40% High=2% W=20.8% Crest=11.3",
        "   差值: ΔLow=+11% ΔMid=-12% ΔHigh=+1% ΔW=-14.6% ΔCrest=+3.2",
        "   低频偏多+11%: 去闷=-1.1dB, 低频增强=0.4dB, 收紧=-0.8dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-15%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ+3%) → 不调",
        "   宽度偏窄-14.6%: Side=+1.8dB",
        "   动态偏大+3.2dB: 压缩阈值=-9.9dB, PC mix=13%"
      ],
      "genre": {
        "genre": "jazz",
        "confidence": "low",
        "source": "audio",
        "bpm": 89.1,
        "centroid": 2039.0,
        "onset_density": 3.3,
        "low_energy": 63.900001525878906
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      "ref": {
        "lufs": -8.0,
        "peak": 1.399999976158142,
        "rms": -9.899999618530273,
        "crest": 11.300000190734863,
        "width": 20.799999237060547,
        "low_pct": 57.900001525878906,
        "mid_pct": 40.20000076293945,
        "high_pct": 1.7999999523162842,
        "centroid": 426.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 49.599998474121094,
          "low_mid": 36.599998474121094,
          "mid": 3.5999999046325684,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 38.6
}