{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-171711-68c385/04_Sunlight Through the Cedars_20260512/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-171711-68c385/04_Sunlight Through the Cedars_20260512/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.2,
        "peak": -0.0,
        "rms": -15.5,
        "crest": 15.5,
        "width": 39.5,
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        "high_pct": 0.0,
        "centroid": 335.0,
        "bands": {
          "sub": 16.5,
          "bass": 31.200000762939453,
          "low_mid": 49.400001525878906,
          "mid": 2.9000000953674316,
          "high_mid": 0.0,
          "air": 0.0
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      "after": {
        "lufs": -11.1,
        "peak": 0.0,
        "rms": -13.300000190734863,
        "crest": 13.399999618530273,
        "width": 37.5,
        "low_pct": 40.900001525878906,
        "mid_pct": 59.099998474121094,
        "high_pct": 0.0,
        "centroid": 370.0,
        "bands": {
          "sub": 14.199999809265137,
          "bass": 26.700000762939453,
          "low_mid": 55.900001525878906,
          "mid": 3.200000047683716,
          "high_mid": 0.0,
          "air": 0.0
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.2160000056028366,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.3,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.3,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.10799999535083771,
        "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": 0.03399999439716339,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -0.3,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.5,
        "tight_hz": 120,
        "tight_db": -0.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -5.699999809265137,
        "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": -0.22200004756450653,
        "side_gain_db": 0.7199999690055847,
        "_global_low": 47.70000076293945,
        "_global_mid": 52.29999923706055,
        "_global_high": 0.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=48% Mid=52% High=0% W=39.5% Crest=15.5",
        "   目标: Low=51% Mid=48% High=0% W=45.5% Crest=20.1",
        "   差值: ΔLow=-4% ΔMid=+4% ΔHigh=-0% ΔW=-6.0% ΔCrest=-4.6",
        "   低频接近目标(Δ-4%) → 微调模式",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏多+7%: 600Hz=-0.2dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-6.0%: Side=+0.7dB",
        "   动态偏小-4.6dB: 压缩阈值=-5.7dB, PC mix=3%"
      ],
      "genre": {
        "genre": "rnb",
        "confidence": "medium",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 722.0,
        "onset_density": 4.5,
        "low_energy": 44.599998474121094
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      "ref": {
        "lufs": -18.9,
        "peak": -1.899999976158142,
        "rms": -21.899999618530273,
        "crest": 20.100000381469727,
        "width": 45.5,
        "low_pct": 51.29999923706055,
        "mid_pct": 48.5,
        "high_pct": 0.10000000149011612,
        "centroid": 391.0,
        "bands": {
          "sub": 0.10000000149011612,
          "bass": 51.20000076293945,
          "low_mid": 42.0,
          "mid": 6.5,
          "high_mid": 0.10000000149011612,
          "air": 0.0
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-171711-68c385/04_Sunlight Through the Cedars_20260512/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-171711-68c385/04_Sunlight Through the Cedars_20260512/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.9,
        "peak": -0.4000000059604645,
        "rms": -14.800000190734863,
        "crest": 14.399999618530273,
        "width": 42.20000076293945,
        "low_pct": 40.0,
        "mid_pct": 60.0,
        "high_pct": 0.0,
        "centroid": 381.0,
        "bands": {
          "sub": 4.800000190734863,
          "bass": 35.20000076293945,
          "low_mid": 59.70000076293945,
          "mid": 0.30000001192092896,
          "high_mid": 0.0,
          "air": 0.0
        }
      },
      "after": {
        "lufs": -10.7,
        "peak": -0.30000001192092896,
        "rms": -12.600000381469727,
        "crest": 12.300000190734863,
        "width": 36.900001525878906,
        "low_pct": 42.79999923706055,
        "mid_pct": 57.20000076293945,
        "high_pct": 0.0,
        "centroid": 368.0,
        "bands": {
          "sub": 6.099999904632568,
          "bass": 36.599998474121094,
          "low_mid": 56.900001525878906,
          "mid": 0.30000001192092896,
          "high_mid": 0.0,
          "air": 0.0
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.11879997700452805,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5260000228881836,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5260000228881836,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.18599998950958252,
        "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": 0.022999990731477737,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 1.903999924659729,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -5.149999618530273,
        "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": 0.3959999084472656,
        "_global_low": 40.0,
        "_global_mid": 60.0,
        "_global_high": 0.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=40% Mid=60% High=0% W=42.2% Crest=14.4",
        "   目标: Low=51% Mid=48% High=0% W=45.5% Crest=20.1",
        "   差值: ΔLow=-11% ΔMid=+12% ΔHigh=-0% ΔW=-3.3% ΔCrest=-5.7",
        "   低频偏少-11%: 去闷=0, 低频增强=1.9dB, Mid低频=0.5dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏多+18%: 600Hz=-0.5dB",
        "   Mid偏少-6%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-3.3%: Side=+0.4dB",
        "   动态偏小-5.7dB: 压缩阈值=-5.1dB, PC mix=2%"
      ],
      "genre": {
        "genre": "rnb",
        "confidence": "medium",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 611.0,
        "onset_density": 5.2,
        "low_energy": 42.099998474121094
      },
      "ref": {
        "lufs": -18.9,
        "peak": -1.899999976158142,
        "rms": -21.899999618530273,
        "crest": 20.100000381469727,
        "width": 45.5,
        "low_pct": 51.29999923706055,
        "mid_pct": 48.5,
        "high_pct": 0.10000000149011612,
        "centroid": 391.0,
        "bands": {
          "sub": 0.10000000149011612,
          "bass": 51.20000076293945,
          "low_mid": 42.0,
          "mid": 6.5,
          "high_mid": 0.10000000149011612,
          "air": 0.0
        }
      }
    }
  ],
  "time": 34.5
}