{
  "songs": [
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      "input": "/srv/music-files-platform-next/pipeline/batch-20260406-022523-7dcf8f/04_芽 glow_潮汐信_20260406/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260406-022523-7dcf8f/04_芽 glow_潮汐信_20260406/suno_mixed_0.mp3",
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=64% Mid=34% High=2% W=9.4% Crest=14.8",
        "   目标: Low=67% Mid=27% High=6% W=14.4% Crest=15.9",
        "   差值: ΔLow=-4% ΔMid=+7% ΔHigh=-3% ΔW=-5.0% ΔCrest=-1.1",
        "   低频接近目标(Δ-4%) → 微调模式",
        "   高频偏少-3%: 空气感=+0.6dB",
        "   LowMid偏多+13%: 600Hz=-0.4dB",
        "   Mid偏少-6%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-5.0%: Side=+0.6dB",
        "   动态接近目标(Δ-1.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
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        "confidence": "low",
        "source": "audio",
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          "air": 2.299999952316284
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    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260406-022523-7dcf8f/04_芽 glow_潮汐信_20260406/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260406-022523-7dcf8f/04_芽 glow_潮汐信_20260406/suno_mixed_1.mp3",
      "before": {
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        "peak": -0.5,
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        "crest": 15.699999809265137,
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        "low_pct": 62.5,
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        "high_pct": 3.200000047683716,
        "centroid": 545.0,
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          "low_mid": 29.200000762939453,
          "mid": 5.099999904632568,
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      "after": {
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        "low_pct": 57.20000076293945,
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        "mid_peak_db": 0.3,
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        "parallel_comp_enabled": true,
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        "parallel_comp_release_ms": 150,
        "parallel_comp_mix": 0.03,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
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        "dull_db": -0.3,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.5,
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        "tight_db": -0.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.5300000309944153,
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        "comp_release_ms": 100,
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        "mp3_bitrate": 320,
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        "_global_high": 3.200000047683716
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=62% Mid=34% High=3% W=5.8% Crest=15.7",
        "   目标: Low=67% Mid=27% High=6% W=14.4% Crest=15.9",
        "   差值: ΔLow=-5% ΔMid=+7% ΔHigh=-2% ΔW=-8.6% ΔCrest=-0.2",
        "   低频接近目标(Δ-5%) → 微调模式",
        "   高频偏少-2%: 空气感=+0.5dB",
        "   LowMid偏多+14%: 600Hz=-0.4dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-8.6%: Side=+1.0dB",
        "   动态接近目标(Δ-0.2dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
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        "confidence": "medium",
        "source": "audio",
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        "centroid": 813.0,
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          "mid": 12.199999809265137,
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          "air": 2.299999952316284
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  ],
  "time": 27.2
}