{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260513-180420-a32ffd/02_Many Places_20260513/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260513-180420-a32ffd/02_Many Places_20260513/suno_mixed_0.mp3",
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        "low_pct": 81.4000015258789,
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        "centroid": 247.0,
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        "side_high_shelf_hz": 10000,
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        "mid_peak_db": 0.5,
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        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
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        "parallel_comp_enabled": true,
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        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
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        "pre_gain_db": -1.5,
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        "dull_hz": 300,
        "dull_db": -1.170000433921814,
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        "comp_attack_ms": 20,
        "comp_release_ms": 100,
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=84% Mid=15% High=0% W=8.3% Crest=15.3",
        "   目标: Low=73% Mid=27% High=0% W=11.9% Crest=13.9",
        "   差值: ΔLow=+12% ΔMid=-11% ΔHigh=-0% ΔW=-3.6% ΔCrest=+1.4",
        "   低频偏多+12%: 去闷=-1.2dB, 低频增强=0.4dB, 收紧=-0.9dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏少-9%: 600Hz=+0.3dB",
        "   Mid接近目标(Δ-2%) → 不调",
        "   宽度偏窄-3.6%: Side=+0.4dB",
        "   动态接近目标(Δ+1.4dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 152.0,
        "centroid": 899.0,
        "onset_density": 4.7,
        "low_energy": 75.0999984741211
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        "high_pct": 0.5,
        "centroid": 280.0,
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          "mid": 3.799999952316284,
          "high_mid": 0.30000001192092896,
          "air": 0.20000000298023224
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    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260513-180420-a32ffd/02_Many Places_20260513/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260513-180420-a32ffd/02_Many Places_20260513/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.2,
        "peak": -0.6000000238418579,
        "rms": -14.600000381469727,
        "crest": 13.899999618530273,
        "width": 7.900000095367432,
        "low_pct": 84.9000015258789,
        "mid_pct": 14.800000190734863,
        "high_pct": 0.30000001192092896,
        "centroid": 202.0,
        "bands": {
          "sub": 18.100000381469727,
          "bass": 66.80000305175781,
          "low_mid": 13.899999618530273,
          "mid": 0.8999999761581421,
          "high_mid": 0.10000000149011612,
          "air": 0.20000000298023224
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      "after": {
        "lufs": -11.5,
        "peak": 0.20000000298023224,
        "rms": -12.899999618530273,
        "crest": 13.100000381469727,
        "width": 8.0,
        "low_pct": 84.0999984741211,
        "mid_pct": 15.5,
        "high_pct": 0.4000000059604645,
        "centroid": 213.0,
        "bands": {
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          "bass": 66.69999694824219,
          "low_mid": 14.399999618530273,
          "mid": 1.100000023841858,
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          "air": 0.20000000298023224
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        "side_high_shelf_hz": 10000,
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        "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": 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": 0.03,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.2200005054473877,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.38999974727630615,
        "tight_hz": 120,
        "tight_db": -0.8660001158714294,
        "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": 0.2669999897480011,
        "side_gain_db": 0.47999992966651917,
        "_global_low": 84.9000015258789,
        "_global_mid": 14.800000190734863,
        "_global_high": 0.30000001192092896
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=85% Mid=15% High=0% W=7.9% Crest=13.9",
        "   目标: Low=73% Mid=27% High=0% W=11.9% Crest=13.9",
        "   差值: ΔLow=+12% ΔMid=-12% ΔHigh=-0% ΔW=-4.0% ΔCrest=+0.0",
        "   低频偏多+12%: 去闷=-1.2dB, 低频增强=0.4dB, 收紧=-0.9dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏少-9%: 600Hz=+0.3dB",
        "   Mid接近目标(Δ-3%) → 不调",
        "   宽度偏窄-4.0%: Side=+0.5dB",
        "   动态接近目标(Δ+0.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "rnb",
        "confidence": "medium",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 1095.0,
        "onset_density": 5.0,
        "low_energy": 77.0999984741211
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        "peak": 0.6000000238418579,
        "rms": -13.300000190734863,
        "crest": 13.899999618530273,
        "width": 11.899999618530273,
        "low_pct": 72.69999694824219,
        "mid_pct": 26.700000762939453,
        "high_pct": 0.5,
        "centroid": 280.0,
        "bands": {
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          "bass": 37.400001525878906,
          "low_mid": 22.799999237060547,
          "mid": 3.799999952316284,
          "high_mid": 0.30000001192092896,
          "air": 0.20000000298023224
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  ],
  "time": 27.0
}