{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-002102-039ce8/01_New Rules_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-002102-039ce8/01_New Rules_20260412/suno_mixed_0.mp3",
      "before": {
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        "centroid": 582.0,
        "bands": {
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          "mid": 5.199999809265137,
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          "air": 2.0999999046325684
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        "lufs": -9.8,
        "peak": 0.0,
        "rms": -11.300000190734863,
        "crest": 11.300000190734863,
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        "low_pct": 50.29999923706055,
        "mid_pct": 45.400001525878906,
        "high_pct": 4.300000190734863,
        "centroid": 732.0,
        "bands": {
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          "bass": 28.200000762939453,
          "low_mid": 38.900001525878906,
          "mid": 6.5,
          "high_mid": 1.399999976158142,
          "air": 2.9000000953674316
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.08999999612569809,
        "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": 0.21899999678134918,
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        "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": -0.5299999117851257,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.7350000143051147,
        "tight_hz": 120,
        "tight_db": -0.6589999794960022,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.7100000381469727,
        "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": -0.18599995970726013,
        "side_gain_db": 0.29999998211860657,
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        "_global_mid": 37.29999923706055,
        "_global_high": 3.200000047683716
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=60% Mid=37% High=3% W=5.0% Crest=12.5",
        "   目标: Low=54% Mid=38% High=7% W=7.5% Crest=11.7",
        "   差值: ΔLow=+5% ΔMid=-1% ΔHigh=-4% ΔW=-2.5% ΔCrest=+0.8",
        "   低频偏多+5%: 去闷=-0.5dB, 低频增强=0.7dB, 收紧=-0.7dB",
        "   高频偏少-4%: 空气感=+0.7dB",
        "   LowMid偏多+6%: 600Hz=-0.2dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-2.5%: Side=+0.3dB",
        "   动态接近目标(Δ+0.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 117.5,
        "centroid": 2697.0,
        "onset_density": 3.9,
        "low_energy": 65.19999694824219
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      "ref": {
        "lufs": -9.1,
        "peak": 1.100000023841858,
        "rms": -10.600000381469727,
        "crest": 11.699999809265137,
        "width": 7.5,
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        "mid_pct": 38.400001525878906,
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        "centroid": 1085.0,
        "bands": {
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          "bass": 22.899999618530273,
          "low_mid": 25.899999618530273,
          "mid": 12.5,
          "high_mid": 2.200000047683716,
          "air": 5.099999904632568
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      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-002102-039ce8/01_New Rules_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-002102-039ce8/01_New Rules_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.8,
        "peak": -0.30000001192092896,
        "rms": -15.399999618530273,
        "crest": 15.100000381469727,
        "width": 9.199999809265137,
        "low_pct": 84.0999984741211,
        "mid_pct": 12.699999809265137,
        "high_pct": 3.200000047683716,
        "centroid": 462.0,
        "bands": {
          "sub": 48.900001525878906,
          "bass": 35.29999923706055,
          "low_mid": 8.800000190734863,
          "mid": 3.9000000953674316,
          "high_mid": 1.100000023841858,
          "air": 2.0999999046325684
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      },
      "after": {
        "lufs": -10.6,
        "peak": 0.30000001192092896,
        "rms": -12.600000381469727,
        "crest": 12.899999618530273,
        "width": 9.0,
        "low_pct": 77.69999694824219,
        "mid_pct": 17.5,
        "high_pct": 4.800000190734863,
        "centroid": 654.0,
        "bands": {
          "sub": 45.0,
          "bass": 32.79999923706055,
          "low_mid": 11.600000381469727,
          "mid": 5.900000095367432,
          "high_mid": 1.600000023841858,
          "air": 3.200000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "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": 0.2580000162124634,
        "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": 0.13100001215934753,
        "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": -1.3969998359680176,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.7100000381469727,
        "comp_threshold_db": -10.040000915527344,
        "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,
        "side_gain_db": 0.0,
        "_global_low": 84.0999984741211,
        "_global_mid": 12.699999809265137,
        "_global_high": 3.200000047683716
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=84% Mid=13% High=3% W=9.2% Crest=15.1",
        "   目标: Low=54% Mid=38% High=7% W=7.5% Crest=11.7",
        "   差值: ΔLow=+30% ΔMid=-26% ΔHigh=-4% ΔW=+1.7% ΔCrest=+3.4",
        "   低频偏多+30%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.4dB",
        "   高频偏少-4%: 空气感=+0.7dB",
        "   LowMid偏少-17%: 600Hz=+0.5dB",
        "   Mid偏少-9%: 2.5kHz=+0.3dB q=1.0",
        "   宽度接近目标(Δ+1.7%) → Side增益归零",
        "   动态偏大+3.4dB: 压缩阈值=-10.0dB, PC mix=13%"
      ],
      "genre": {
        "genre": "rock",
        "confidence": "medium",
        "source": "audio",
        "bpm": 117.5,
        "centroid": 2667.0,
        "onset_density": 4.0,
        "low_energy": 42.0
      },
      "ref": {
        "lufs": -9.1,
        "peak": 1.100000023841858,
        "rms": -10.600000381469727,
        "crest": 11.699999809265137,
        "width": 7.5,
        "low_pct": 54.20000076293945,
        "mid_pct": 38.400001525878906,
        "high_pct": 7.300000190734863,
        "centroid": 1085.0,
        "bands": {
          "sub": 31.200000762939453,
          "bass": 22.899999618530273,
          "low_mid": 25.899999618530273,
          "mid": 12.5,
          "high_mid": 2.200000047683716,
          "air": 5.099999904632568
        }
      }
    }
  ],
  "time": 45.4
}