{
  "songs": [
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      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-221710-1425d1/01_Merry-Go-Round_20260512/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-221710-1425d1/01_Merry-Go-Round_20260512/suno_mixed_0.mp3",
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        "side_high_shelf_hz": 6000,
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        "🎯 参考曲匹配模式",
        "   输入: Low=52% Mid=48% High=0% W=22.5% Crest=13.2",
        "   目标: Low=35% Mid=65% High=0% W=31.6% Crest=18.7",
        "   差值: ΔLow=+17% ΔMid=-17% ΔHigh=+0% ΔW=-9.1% ΔCrest=-5.5",
        "   低频偏多+17%: 去闷=-1.7dB, 低频增强=0.2dB, 收紧=-1.0dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-23%: 600Hz=+0.5dB",
        "   Mid偏多+6%: 2.5kHz=-0.3dB q=1.0",
        "   宽度偏窄-9.1%: Side=+1.1dB",
        "   动态偏小-5.5dB: 压缩阈值=-5.2dB, PC mix=2%"
      ],
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        "confidence": "medium",
        "source": "audio",
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        "centroid": 1469.0,
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          "air": 0.0
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    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-221710-1425d1/01_Merry-Go-Round_20260512/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-221710-1425d1/01_Merry-Go-Round_20260512/suno_mixed_1.mp3",
      "before": {
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        "peak": -0.800000011920929,
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        "crest": 13.600000381469727,
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        "low_pct": 52.20000076293945,
        "mid_pct": 47.5,
        "high_pct": 0.30000001192092896,
        "centroid": 433.0,
        "bands": {
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          "bass": 44.900001525878906,
          "low_mid": 38.79999923706055,
          "mid": 8.699999809265137,
          "high_mid": 0.30000001192092896,
          "air": 0.0
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        "rms": -12.699999809265137,
        "crest": 12.5,
        "width": 26.200000762939453,
        "low_pct": 42.599998474121094,
        "mid_pct": 57.099998474121094,
        "high_pct": 0.30000001192092896,
        "centroid": 517.0,
        "bands": {
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          "bass": 39.5,
          "low_mid": 46.20000076293945,
          "mid": 10.899999618530273,
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      "adapted_params": {
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        "side_high_shelf_hz": 10000,
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        "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": 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": 0.028999995440244675,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.7400001287460327,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.12999993562698364,
        "tight_hz": 120,
        "tight_db": -1.0220000743865967,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -5.449999809265137,
        "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,
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        "_global_low": 52.20000076293945,
        "_global_mid": 47.5,
        "_global_high": 0.30000001192092896
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=52% Mid=48% High=0% W=27.6% Crest=13.6",
        "   目标: Low=35% Mid=65% High=0% W=31.6% Crest=18.7",
        "   差值: ΔLow=+17% ΔMid=-18% ΔHigh=+0% ΔW=-4.0% ΔCrest=-5.1",
        "   低频偏多+17%: 去闷=-1.7dB, 低频增强=0.1dB, 收紧=-1.0dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-20%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ+3%) → 不调",
        "   宽度偏窄-4.0%: Side=+0.5dB",
        "   动态偏小-5.1dB: 压缩阈值=-5.4dB, PC mix=3%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 1404.0,
        "onset_density": 3.0,
        "low_energy": 46.20000076293945
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        "peak": -0.30000001192092896,
        "rms": -19.0,
        "crest": 18.700000762939453,
        "width": 31.600000381469727,
        "low_pct": 34.79999923706055,
        "mid_pct": 65.0999984741211,
        "high_pct": 0.0,
        "centroid": 463.0,
        "bands": {
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          "bass": 34.70000076293945,
          "low_mid": 59.29999923706055,
          "mid": 5.800000190734863,
          "high_mid": 0.0,
          "air": 0.0
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      }
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  ],
  "time": 33.9
}