{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260403-001506-87238f/04_BIRDS OF A FEATHER_20260403/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260403-001506-87238f/04_BIRDS OF A FEATHER_20260403/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.3,
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        "low_pct": 73.0999984741211,
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        "high_pct": 9.300000190734863,
        "centroid": 1124.0,
        "bands": {
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          "bass": 61.400001525878906,
          "low_mid": 14.600000381469727,
          "mid": 3.0,
          "high_mid": 1.899999976158142,
          "air": 7.300000190734863
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      },
      "after": {
        "lufs": -10.1,
        "peak": 0.30000001192092896,
        "rms": -11.899999618530273,
        "crest": 12.199999809265137,
        "width": 4.800000190734863,
        "low_pct": 71.19999694824219,
        "mid_pct": 19.399999618530273,
        "high_pct": 9.399999618530273,
        "centroid": 1137.0,
        "bands": {
          "sub": 15.100000381469727,
          "bass": 56.099998474121094,
          "low_mid": 16.200000762939453,
          "mid": 3.200000047683716,
          "high_mid": 2.0,
          "air": 7.400000095367432
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5840001106262207,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5840001106262207,
        "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": 0.1340000033378601,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 2.0,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -1.0,
        "comp_threshold_db": -10.15999984741211,
        "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": -0.10499999672174454,
        "side_gain_db": 0.0,
        "_global_low": 73.0999984741211,
        "_global_mid": 17.600000381469727,
        "_global_high": 9.300000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=73% Mid=18% High=9% W=5.8% Crest=14.6",
        "   目标: Low=87% Mid=12% High=1% W=7.1% Crest=11.0",
        "   差值: ΔLow=-14% ΔMid=+6% ΔHigh=+9% ΔW=-1.3% ΔCrest=+3.6",
        "   低频偏少-14%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+9%: 空气感=-0.5dB",
        "   LowMid偏多+4%: 600Hz=-0.1dB",
        "   Mid接近目标(Δ+2%) → 不调",
        "   Air偏多+7.0%: 空气感再降0.5dB→-1.0dB",
        "   宽度接近目标(Δ-1.3%) → Side增益归零",
        "   动态偏大+3.6dB: 压缩阈值=-10.2dB, PC mix=13%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3427.0,
        "onset_density": 4.1,
        "low_energy": 78.30000305175781
      },
      "ref": {
        "lufs": -9.6,
        "peak": 0.30000001192092896,
        "rms": -10.699999809265137,
        "crest": 11.0,
        "width": 7.099999904632568,
        "low_pct": 87.30000305175781,
        "mid_pct": 12.0,
        "high_pct": 0.6000000238418579,
        "centroid": 185.0,
        "bands": {
          "sub": 28.200000762939453,
          "bass": 59.099998474121094,
          "low_mid": 11.100000381469727,
          "mid": 0.8999999761581421,
          "high_mid": 0.30000001192092896,
          "air": 0.30000001192092896
        }
      }
    },
    {
      "input": "/srv/music-files/pipeline/batch-20260403-001506-87238f/04_BIRDS OF A FEATHER_20260403/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260403-001506-87238f/04_BIRDS OF A FEATHER_20260403/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.3,
        "peak": 0.0,
        "rms": -15.300000190734863,
        "crest": 15.300000190734863,
        "width": 8.100000381469727,
        "low_pct": 78.4000015258789,
        "mid_pct": 13.399999618530273,
        "high_pct": 8.199999809265137,
        "centroid": 1026.0,
        "bands": {
          "sub": 9.899999618530273,
          "bass": 68.5,
          "low_mid": 9.600000381469727,
          "mid": 3.799999952316284,
          "high_mid": 2.0,
          "air": 6.199999809265137
        }
      },
      "after": {
        "lufs": -10.2,
        "peak": 0.20000000298023224,
        "rms": -12.199999809265137,
        "crest": 12.399999618530273,
        "width": 6.699999809265137,
        "low_pct": 77.0999984741211,
        "mid_pct": 14.600000381469727,
        "high_pct": 8.300000190734863,
        "centroid": 1045.0,
        "bands": {
          "sub": 12.100000381469727,
          "bass": 64.9000015258789,
          "low_mid": 10.5,
          "mid": 4.099999904632568,
          "high_mid": 2.0999999046325684,
          "air": 6.199999809265137
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.47800004482269287,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.47800004482269287,
        "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": 0.1445000022649765,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 1.7120001316070557,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.931999921798706,
        "comp_threshold_db": -10.579999923706055,
        "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": 0.0,
        "side_gain_db": 0.0,
        "_global_low": 78.4000015258789,
        "_global_mid": 13.399999618530273,
        "_global_high": 8.199999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=78% Mid=13% High=8% W=8.1% Crest=15.3",
        "   目标: Low=87% Mid=12% High=1% W=7.1% Crest=11.0",
        "   差值: ΔLow=-9% ΔMid=+1% ΔHigh=+8% ΔW=+1.0% ΔCrest=+4.3",
        "   低频偏少-9%: 去闷=0, 低频增强=1.7dB, Mid低频=0.5dB",
        "   高频偏多+8%: 空气感=-0.5dB",
        "   LowMid接近目标(Δ-2%) → 不调",
        "   Mid接近目标(Δ+3%) → 不调",
        "   Air偏多+5.9%: 空气感再降0.5dB→-0.9dB",
        "   宽度接近目标(Δ+1.0%) → Side增益归零",
        "   动态偏大+4.3dB: 压缩阈值=-10.6dB, PC mix=14%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3209.0,
        "onset_density": 4.0,
        "low_energy": 76.0
      },
      "ref": {
        "lufs": -9.6,
        "peak": 0.30000001192092896,
        "rms": -10.699999809265137,
        "crest": 11.0,
        "width": 7.099999904632568,
        "low_pct": 87.30000305175781,
        "mid_pct": 12.0,
        "high_pct": 0.6000000238418579,
        "centroid": 185.0,
        "bands": {
          "sub": 28.200000762939453,
          "bass": 59.099998474121094,
          "low_mid": 11.100000381469727,
          "mid": 0.8999999761581421,
          "high_mid": 0.30000001192092896,
          "air": 0.30000001192092896
        }
      }
    }
  ],
  "time": 58.0
}