{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260513-144228-b1d0b3/03_编号89757_20260513/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260513-144228-b1d0b3/03_编号89757_20260513/suno_mixed_0.mp3",
      "before": {
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        "centroid": 647.0,
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          "bass": 43.599998474121094,
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          "mid": 10.100000381469727,
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        "peak": 0.20000000298023224,
        "rms": -13.0,
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        "width": 5.900000095367432,
        "low_pct": 57.099998474121094,
        "mid_pct": 38.20000076293945,
        "high_pct": 4.599999904632568,
        "centroid": 826.0,
        "bands": {
          "sub": 21.5,
          "bass": 35.70000076293945,
          "low_mid": 24.299999237060547,
          "mid": 13.899999618530273,
          "high_mid": 2.700000047683716,
          "air": 1.899999976158142
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.15119999647140503,
        "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": 0.11399997770786285,
        "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": 0.03,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.9300003051757812,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.034999847412109375,
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        "tight_db": -1.0789999961853027,
        "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": 0.4259999692440033,
        "side_gain_db": 0.5039999485015869,
        "_global_low": 66.9000015258789,
        "_global_mid": 29.5,
        "_global_high": 3.5999999046325684
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=67% Mid=30% High=4% W=5.3% Crest=13.2",
        "   目标: Low=48% Mid=47% High=5% W=9.5% Crest=14.8",
        "   差值: ΔLow=+19% ΔMid=-18% ΔHigh=-1% ΔW=-4.2% ΔCrest=-1.6",
        "   低频偏多+19%: 去闷=-1.9dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频接近目标(Δ-1%) → 微量空气感+0.3dB",
        "   LowMid偏少-14%: 600Hz=+0.4dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-4.2%: Side=+0.5dB",
        "   动态接近目标(Δ-1.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 2774.0,
        "onset_density": 5.0,
        "low_energy": 67.9000015258789
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      "ref": {
        "lufs": -9.2,
        "peak": 2.5,
        "rms": -12.300000190734863,
        "crest": 14.800000190734863,
        "width": 9.5,
        "low_pct": 47.599998474121094,
        "mid_pct": 47.400001525878906,
        "high_pct": 4.900000095367432,
        "centroid": 898.0,
        "bands": {
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          "bass": 36.79999923706055,
          "low_mid": 33.599998474121094,
          "mid": 13.899999618530273,
          "high_mid": 2.5,
          "air": 2.4000000953674316
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260513-144228-b1d0b3/03_编号89757_20260513/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260513-144228-b1d0b3/03_编号89757_20260513/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.8,
        "peak": -1.7999999523162842,
        "rms": -15.699999809265137,
        "crest": 13.899999618530273,
        "width": 5.400000095367432,
        "low_pct": 54.5,
        "mid_pct": 39.0,
        "high_pct": 6.5,
        "centroid": 1093.0,
        "bands": {
          "sub": 12.199999809265137,
          "bass": 42.29999923706055,
          "low_mid": 18.399999618530273,
          "mid": 20.600000381469727,
          "high_mid": 2.5,
          "air": 4.0
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      },
      "after": {
        "lufs": -11.2,
        "peak": 0.20000000298023224,
        "rms": -13.199999809265137,
        "crest": 13.5,
        "width": 5.199999809265137,
        "low_pct": 49.400001525878906,
        "mid_pct": 43.79999923706055,
        "high_pct": 6.900000095367432,
        "centroid": 1160.0,
        "bands": {
          "sub": 12.300000190734863,
          "bass": 37.099998474121094,
          "low_mid": 21.700000762939453,
          "mid": 22.100000381469727,
          "high_mid": 2.5999999046325684,
          "air": 4.300000190734863
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.147599995136261,
        "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": -0.2680000364780426,
        "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": 0.03,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -0.6900001764297485,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.6549999117851257,
        "tight_hz": 120,
        "tight_db": -0.7070000171661377,
        "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": 0.4559999406337738,
        "side_gain_db": 0.4919999837875366,
        "_global_low": 54.5,
        "_global_mid": 39.0,
        "_global_high": 6.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=54% Mid=39% High=6% W=5.4% Crest=13.9",
        "   目标: Low=48% Mid=47% High=5% W=9.5% Crest=14.8",
        "   差值: ΔLow=+7% ΔMid=-8% ΔHigh=+2% ΔW=-4.1% ΔCrest=-0.9",
        "   低频偏多+7%: 去闷=-0.7dB, 低频增强=0.7dB, 收紧=-0.7dB",
        "   高频接近目标(Δ+2%) → 微量空气感+0.3dB",
        "   LowMid偏少-15%: 600Hz=+0.5dB",
        "   Mid偏多+7%: 2.5kHz=-0.3dB q=1.0",
        "   宽度偏窄-4.1%: Side=+0.5dB",
        "   动态接近目标(Δ-0.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 2791.0,
        "onset_density": 4.1,
        "low_energy": 75.69999694824219
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      "ref": {
        "lufs": -9.2,
        "peak": 2.5,
        "rms": -12.300000190734863,
        "crest": 14.800000190734863,
        "width": 9.5,
        "low_pct": 47.599998474121094,
        "mid_pct": 47.400001525878906,
        "high_pct": 4.900000095367432,
        "centroid": 898.0,
        "bands": {
          "sub": 10.800000190734863,
          "bass": 36.79999923706055,
          "low_mid": 33.599998474121094,
          "mid": 13.899999618530273,
          "high_mid": 2.5,
          "air": 2.4000000953674316
        }
      }
    }
  ],
  "time": 31.4
}