{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260404-185156-31a750/03_Kill Bill_20260404/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260404-185156-31a750/03_Kill Bill_20260404/suno_mixed_0.mp3",
      "before": {
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        "crest": 13.899999618530273,
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        "low_pct": 66.9000015258789,
        "mid_pct": 30.299999237060547,
        "high_pct": 2.799999952316284,
        "centroid": 574.0,
        "bands": {
          "sub": 12.100000381469727,
          "bass": 54.79999923706055,
          "low_mid": 19.100000381469727,
          "mid": 11.199999809265137,
          "high_mid": 2.0,
          "air": 0.800000011920929
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      "after": {
        "lufs": -9.9,
        "peak": 0.4000000059604645,
        "rms": -12.399999618530273,
        "crest": 12.699999809265137,
        "width": 2.700000047683716,
        "low_pct": 47.0,
        "mid_pct": 48.5,
        "high_pct": 4.5,
        "centroid": 870.0,
        "bands": {
          "sub": 10.0,
          "bass": 37.0,
          "low_mid": 30.0,
          "mid": 18.5,
          "high_mid": 3.299999952316284,
          "air": 1.2000000476837158
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.12240000069141388,
        "mid_peak_hz": 60,
        "mid_peak_db": 0,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.16200001537799835,
        "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": 0.12949998676776886,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0,
        "tight_hz": 120,
        "tight_db": -1.3640000820159912,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.04000002145767212,
        "comp_threshold_db": -9.979999542236328,
        "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": 0.5,
        "side_gain_db": 0.40799999237060547,
        "_global_low": 66.9000015258789,
        "_global_mid": 30.299999237060547,
        "_global_high": 2.799999952316284
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=67% Mid=30% High=3% W=1.9% Crest=13.9",
        "   目标: Low=38% Mid=62% High=0% W=5.3% Crest=10.6",
        "   差值: ΔLow=+29% ΔMid=-31% ΔHigh=+3% ΔW=-3.4% ΔCrest=+3.3",
        "   低频偏多+29%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.4dB",
        "   高频偏多+3%: 空气感=0.0dB",
        "   LowMid偏少-26%: 600Hz=+0.5dB",
        "   Mid偏少-5%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-3.4%: Side=+0.4dB",
        "   动态偏大+3.3dB: 压缩阈值=-10.0dB, PC mix=13%"
      ],
      "genre": {
        "genre": "jazz",
        "confidence": "low",
        "source": "audio",
        "bpm": 89.1,
        "centroid": 2081.0,
        "onset_density": 3.6,
        "low_energy": 68.30000305175781
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      "ref": {
        "lufs": -8.4,
        "peak": 0.20000000298023224,
        "rms": -10.399999618530273,
        "crest": 10.600000381469727,
        "width": 5.300000190734863,
        "low_pct": 38.099998474121094,
        "mid_pct": 61.70000076293945,
        "high_pct": 0.20000000298023224,
        "centroid": 565.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 29.799999237060547,
          "low_mid": 45.0,
          "mid": 16.600000381469727,
          "high_mid": 0.20000000298023224,
          "air": 0.0
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      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260404-185156-31a750/03_Kill Bill_20260404/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260404-185156-31a750/03_Kill Bill_20260404/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.5,
        "peak": -0.6000000238418579,
        "rms": -14.800000190734863,
        "crest": 14.199999809265137,
        "width": 3.700000047683716,
        "low_pct": 65.5,
        "mid_pct": 31.5,
        "high_pct": 3.0,
        "centroid": 615.0,
        "bands": {
          "sub": 7.699999809265137,
          "bass": 57.79999923706055,
          "low_mid": 22.0,
          "mid": 9.5,
          "high_mid": 1.399999976158142,
          "air": 1.600000023841858
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      },
      "after": {
        "lufs": -10.0,
        "peak": 0.30000001192092896,
        "rms": -12.800000190734863,
        "crest": 13.0,
        "width": 4.599999904632568,
        "low_pct": 47.900001525878906,
        "mid_pct": 47.79999923706055,
        "high_pct": 4.300000190734863,
        "centroid": 862.0,
        "bands": {
          "sub": 6.900000095367432,
          "bass": 41.0,
          "low_mid": 33.29999923706055,
          "mid": 14.5,
          "high_mid": 1.899999976158142,
          "air": 2.299999952316284
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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,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.21299999952316284,
        "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": 0.1339999884366989,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0,
        "tight_hz": 120,
        "tight_db": -1.3220000267028809,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.02000001072883606,
        "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": 0.5,
        "side_gain_db": 0.0,
        "_global_low": 65.5,
        "_global_mid": 31.5,
        "_global_high": 3.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=66% Mid=32% High=3% W=3.7% Crest=14.2",
        "   目标: Low=38% Mid=62% High=0% W=5.3% Crest=10.6",
        "   差值: ΔLow=+27% ΔMid=-30% ΔHigh=+3% ΔW=-1.6% ΔCrest=+3.6",
        "   低频偏多+27%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.3dB",
        "   高频偏多+3%: 空气感=0.0dB",
        "   LowMid偏少-23%: 600Hz=+0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度接近目标(Δ-1.6%) → Side增益归零",
        "   动态偏大+3.6dB: 压缩阈值=-10.2dB, PC mix=13%"
      ],
      "genre": {
        "genre": "jazz",
        "confidence": "low",
        "source": "audio",
        "bpm": 89.1,
        "centroid": 1869.0,
        "onset_density": 3.5,
        "low_energy": 63.5
      },
      "ref": {
        "lufs": -8.4,
        "peak": 0.20000000298023224,
        "rms": -10.399999618530273,
        "crest": 10.600000381469727,
        "width": 5.300000190734863,
        "low_pct": 38.099998474121094,
        "mid_pct": 61.70000076293945,
        "high_pct": 0.20000000298023224,
        "centroid": 565.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 29.799999237060547,
          "low_mid": 45.0,
          "mid": 16.600000381469727,
          "high_mid": 0.20000000298023224,
          "air": 0.0
        }
      }
    }
  ],
  "time": 32.7
}