{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260507-152047-fa30f6/02_Last Night_Wren_County_Road_20260507/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260507-152047-fa30f6/02_Last Night_Wren_County_Road_20260507/suno_mixed_0.mp3",
      "before": {
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        "crest": 13.899999618530273,
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        "low_pct": 70.0999984741211,
        "mid_pct": 27.399999618530273,
        "high_pct": 2.5,
        "centroid": 501.0,
        "bands": {
          "sub": 27.799999237060547,
          "bass": 42.29999923706055,
          "low_mid": 20.399999618530273,
          "mid": 7.0,
          "high_mid": 1.600000023841858,
          "air": 0.800000011920929
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      },
      "after": {
        "lufs": -12.0,
        "peak": 0.30000001192092896,
        "rms": -14.300000190734863,
        "crest": 14.5,
        "width": 9.0,
        "low_pct": 59.20000076293945,
        "mid_pct": 37.400001525878906,
        "high_pct": 3.4000000953674316,
        "centroid": 670.0,
        "bands": {
          "sub": 23.0,
          "bass": 36.20000076293945,
          "low_mid": 27.100000381469727,
          "mid": 10.399999618530273,
          "high_mid": 2.200000047683716,
          "air": 1.2000000476837158
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3240000009536743,
        "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": 0.5,
        "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": 0.03,
        "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,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_lowmid_boost_db": 0.5,
        "side_gain_db": 1.0799999237060547,
        "_global_low": 70.0999984741211,
        "_global_mid": 27.399999618530273,
        "_global_high": 2.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=27% High=2% W=7.1% Crest=13.9",
        "   目标: Low=17% Mid=81% High=3% W=16.1% Crest=13.6",
        "   差值: ΔLow=+53% ΔMid=-53% ΔHigh=-0% ΔW=-9.0% ΔCrest=+0.3",
        "   低频偏多+53%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏少-30%: 600Hz=+0.5dB",
        "   Mid偏少-23%: 2.5kHz=+0.5dB q=1.0",
        "   宽度偏窄-9.0%: Side=+1.1dB",
        "   动态接近目标(Δ+0.3dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 2153.0,
        "onset_density": 3.2,
        "low_energy": 60.099998474121094
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      "ref": {
        "lufs": -8.8,
        "peak": 1.899999976158142,
        "rms": -11.699999809265137,
        "crest": 13.600000381469727,
        "width": 16.100000381469727,
        "low_pct": 16.700000762939453,
        "mid_pct": 80.69999694824219,
        "high_pct": 2.700000047683716,
        "centroid": 1059.0,
        "bands": {
          "sub": 0.0,
          "bass": 16.700000762939453,
          "low_mid": 50.400001525878906,
          "mid": 30.299999237060547,
          "high_mid": 1.2999999523162842,
          "air": 1.399999976158142
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      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260507-152047-fa30f6/02_Last Night_Wren_County_Road_20260507/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260507-152047-fa30f6/02_Last Night_Wren_County_Road_20260507/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.0,
        "peak": -1.0,
        "rms": -14.699999809265137,
        "crest": 13.699999809265137,
        "width": 6.900000095367432,
        "low_pct": 74.0999984741211,
        "mid_pct": 22.299999237060547,
        "high_pct": 3.5999999046325684,
        "centroid": 572.0,
        "bands": {
          "sub": 21.799999237060547,
          "bass": 52.20000076293945,
          "low_mid": 15.399999618530273,
          "mid": 6.900000095367432,
          "high_mid": 2.0,
          "air": 1.600000023841858
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      },
      "after": {
        "lufs": -11.1,
        "peak": 0.30000001192092896,
        "rms": -13.300000190734863,
        "crest": 13.600000381469727,
        "width": 8.600000381469727,
        "low_pct": 62.79999923706055,
        "mid_pct": 32.099998474121094,
        "high_pct": 5.099999904632568,
        "centroid": 792.0,
        "bands": {
          "sub": 18.700000762939453,
          "bass": 44.20000076293945,
          "low_mid": 21.299999237060547,
          "mid": 10.800000190734863,
          "high_mid": 2.9000000953674316,
          "air": 2.200000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3312000334262848,
        "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": 0.5,
        "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": 0.03,
        "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,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_lowmid_boost_db": 0.5,
        "side_gain_db": 1.1040000915527344,
        "_global_low": 74.0999984741211,
        "_global_mid": 22.299999237060547,
        "_global_high": 3.5999999046325684
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=74% Mid=22% High=4% W=6.9% Crest=13.7",
        "   目标: Low=17% Mid=81% High=3% W=16.1% Crest=13.6",
        "   差值: ΔLow=+57% ΔMid=-58% ΔHigh=+1% ΔW=-9.2% ΔCrest=+0.1",
        "   低频偏多+57%: 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-35%: 600Hz=+0.5dB",
        "   Mid偏少-23%: 2.5kHz=+0.5dB q=1.0",
        "   宽度偏窄-9.2%: Side=+1.1dB",
        "   动态接近目标(Δ+0.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 2134.0,
        "onset_density": 3.2,
        "low_energy": 54.5
      },
      "ref": {
        "lufs": -8.8,
        "peak": 1.899999976158142,
        "rms": -11.699999809265137,
        "crest": 13.600000381469727,
        "width": 16.100000381469727,
        "low_pct": 16.700000762939453,
        "mid_pct": 80.69999694824219,
        "high_pct": 2.700000047683716,
        "centroid": 1059.0,
        "bands": {
          "sub": 0.0,
          "bass": 16.700000762939453,
          "low_mid": 50.400001525878906,
          "mid": 30.299999237060547,
          "high_mid": 1.2999999523162842,
          "air": 1.399999976158142
        }
      }
    }
  ],
  "time": 27.7
}