{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260429-211603-e6b22a/01_Fix You_20260429/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260429-211603-e6b22a/01_Fix You_20260429/suno_mixed_0.mp3",
      "before": {
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        "centroid": 1018.0,
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          "low_mid": 33.400001525878906,
          "mid": 25.200000762939453,
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        "lufs": -8.6,
        "peak": 0.30000001192092896,
        "rms": -11.399999618530273,
        "crest": 11.800000190734863,
        "width": 15.699999809265137,
        "low_pct": 34.400001525878906,
        "mid_pct": 61.79999923706055,
        "high_pct": 3.799999952316284,
        "centroid": 1044.0,
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          "sub": 14.199999809265137,
          "bass": 20.200000762939453,
          "low_mid": 37.20000076293945,
          "mid": 24.600000381469727,
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          "air": 1.5
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.2160000056028366,
        "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": -0.5,
        "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": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.410000205039978,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.294999897480011,
        "tight_hz": 120,
        "tight_db": -0.9230000972747803,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.07000000774860382,
        "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": 0.5,
        "side_gain_db": 0.7199999690055847,
        "_global_low": 37.900001525878906,
        "_global_mid": 58.5,
        "_global_high": 3.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=38% Mid=58% High=4% W=15.0% Crest=13.1",
        "   目标: Low=24% Mid=75% High=1% W=21.0% Crest=14.3",
        "   差值: ΔLow=+14% ΔMid=-17% ΔHigh=+2% ΔW=-6.0% ΔCrest=-1.2",
        "   低频偏多+14%: 去闷=-1.4dB, 低频增强=0.3dB, 收紧=-0.9dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-30%: 600Hz=+0.5dB",
        "   Mid偏多+13%: 2.5kHz=-0.5dB q=1.0",
        "   宽度偏窄-6.0%: Side=+0.7dB",
        "   动态接近目标(Δ-1.2dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2195.0,
        "onset_density": 3.0,
        "low_energy": 51.5
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        "lufs": -10.5,
        "peak": 0.4000000059604645,
        "rms": -13.899999618530273,
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        "mid_pct": 75.0999984741211,
        "high_pct": 1.2000000476837158,
        "centroid": 657.0,
        "bands": {
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          "low_mid": 63.20000076293945,
          "mid": 11.899999618530273,
          "high_mid": 1.100000023841858,
          "air": 0.10000000149011612
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    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260429-211603-e6b22a/01_Fix You_20260429/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260429-211603-e6b22a/01_Fix You_20260429/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.7,
        "peak": -1.2000000476837158,
        "rms": -15.600000381469727,
        "crest": 14.5,
        "width": 12.100000381469727,
        "low_pct": 51.5,
        "mid_pct": 44.20000076293945,
        "high_pct": 4.199999809265137,
        "centroid": 943.0,
        "bands": {
          "sub": 19.799999237060547,
          "bass": 31.700000762939453,
          "low_mid": 25.700000762939453,
          "mid": 18.5,
          "high_mid": 2.299999952316284,
          "air": 1.899999976158142
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      "after": {
        "lufs": -9.1,
        "peak": 0.20000000298023224,
        "rms": -12.300000190734863,
        "crest": 12.600000381469727,
        "width": 14.800000190734863,
        "low_pct": 41.0,
        "mid_pct": 53.900001525878906,
        "high_pct": 5.099999904632568,
        "centroid": 1118.0,
        "bands": {
          "sub": 15.600000381469727,
          "bass": 25.399999618530273,
          "low_mid": 31.700000762939453,
          "mid": 22.200000762939453,
          "high_mid": 2.799999952316284,
          "air": 2.299999952316284
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3203999996185303,
        "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": -0.2639999985694885,
        "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": 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": -1.3310000896453857,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 2.9802322387695312e-08,
        "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": 0.5,
        "side_gain_db": 1.0679999589920044,
        "_global_low": 51.5,
        "_global_mid": 44.20000076293945,
        "_global_high": 4.199999809265137
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=52% Mid=44% High=4% W=12.1% Crest=14.5",
        "   目标: Low=24% Mid=75% High=1% W=21.0% Crest=14.3",
        "   差值: ΔLow=+28% ΔMid=-31% ΔHigh=+3% ΔW=-8.9% ΔCrest=+0.2",
        "   低频偏多+28%: 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-38%: 600Hz=+0.5dB",
        "   Mid偏多+7%: 2.5kHz=-0.3dB q=1.0",
        "   宽度偏窄-8.9%: Side=+1.1dB",
        "   动态接近目标(Δ+0.2dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1983.0,
        "onset_density": 2.5,
        "low_energy": 43.099998474121094
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      "ref": {
        "lufs": -10.5,
        "peak": 0.4000000059604645,
        "rms": -13.899999618530273,
        "crest": 14.300000190734863,
        "width": 21.0,
        "low_pct": 23.799999237060547,
        "mid_pct": 75.0999984741211,
        "high_pct": 1.2000000476837158,
        "centroid": 657.0,
        "bands": {
          "sub": 1.2000000476837158,
          "bass": 22.600000381469727,
          "low_mid": 63.20000076293945,
          "mid": 11.899999618530273,
          "high_mid": 1.100000023841858,
          "air": 0.10000000149011612
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      }
    }
  ],
  "time": 42.8
}