{
  "songs": [
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      "input": "/srv/music-files-platform-next/pipeline/batch-20260627-232722-c0c4bf/03_不是因为寂寞才想你(DJ版)_20260627/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260627-232722-c0c4bf/03_不是因为寂寞才想你(DJ版)_20260627/suno_mixed_0.mp3",
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        "side_high_shelf_hz": 10000,
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=59% Mid=38% High=3% W=10.1% Crest=15.2",
        "   目标: Low=15% Mid=83% High=2% W=0.7% Crest=12.8",
        "   差值: ΔLow=+44% ΔMid=-45% ΔHigh=+1% ΔW=+9.4% ΔCrest=+2.4",
        "   低频偏多+44%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-40%: 600Hz=+0.5dB",
        "   Mid偏少-6%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏宽+9.4%: Side整体=-0.9dB",
        "   动态接近目标(Δ+2.4dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
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      "genre": {
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        "confidence": "high",
        "source": "audio",
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    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260627-232722-c0c4bf/03_不是因为寂寞才想你(DJ版)_20260627/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260627-232722-c0c4bf/03_不是因为寂寞才想你(DJ版)_20260627/suno_mixed_1.mp3",
      "before": {
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        "peak": -1.600000023841858,
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        "crest": 14.899999618530273,
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        "low_pct": 61.0,
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        "high_pct": 2.0999999046325684,
        "centroid": 518.0,
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          "mid": 6.699999809265137,
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          "air": 1.0
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        "centroid": 638.0,
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        "mid_peak_db": 0,
        "mid_peak_q": 1.0,
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        "mid_snap_db": 0.13499999046325684,
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        "parallel_comp_enabled": true,
        "parallel_comp_threshold_db": -20.0,
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        "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": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0,
        "tight_hz": 120,
        "tight_db": -1.5,
        "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,
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        "mp3_bitrate": 320,
        "_lowmid_boost_db": 0.5,
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        "_global_low": 61.0,
        "_global_mid": 36.900001525878906,
        "_global_high": 2.0999999046325684
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=61% Mid=37% High=2% W=10.6% Crest=14.9",
        "   目标: Low=15% Mid=83% High=2% W=0.7% Crest=12.8",
        "   差值: ΔLow=+46% ΔMid=-46% ΔHigh=+1% ΔW=+9.9% ΔCrest=+2.1",
        "   低频偏多+46%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-42%: 600Hz=+0.5dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏宽+9.9%: Side整体=-1.0dB",
        "   动态接近目标(Δ+2.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
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        "confidence": "high",
        "source": "audio",
        "bpm": 152.0,
        "centroid": 2380.0,
        "onset_density": 4.1,
        "low_energy": 56.79999923706055
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        "centroid": 718.0,
        "bands": {
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          "mid": 11.199999809265137,
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          "air": 0.6000000238418579
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  ],
  "time": 43.1
}