{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260514-105256-3b0c43/04_Estrada Branca_20260514/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260514-105256-3b0c43/04_Estrada Branca_20260514/suno_mixed_0.mp3",
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        "centroid": 425.0,
        "bands": {
          "sub": 0.5,
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          "low_mid": 44.29999923706055,
          "mid": 8.100000381469727,
          "high_mid": 0.20000000298023224,
          "air": 0.20000000298023224
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        "peak": 0.30000001192092896,
        "rms": -13.899999618530273,
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        "width": 18.899999618530273,
        "low_pct": 35.29999923706055,
        "mid_pct": 64.0999984741211,
        "high_pct": 0.5,
        "centroid": 526.0,
        "bands": {
          "sub": 0.4000000059604645,
          "bass": 34.900001525878906,
          "low_mid": 53.29999923706055,
          "mid": 10.899999618530273,
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          "air": 0.20000000298023224
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.5112000107765198,
        "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": 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": 0.04699999839067459,
        "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": -6.349999904632568,
        "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": 1.7039999961853027,
        "_global_low": 47.099998474121094,
        "_global_mid": 52.5,
        "_global_high": 0.4000000059604645
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=47% Mid=52% High=0% W=14.5% Crest=15.2",
        "   目标: Low=12% Mid=88% High=0% W=28.7% Crest=18.5",
        "   差值: ΔLow=+35% ΔMid=-35% ΔHigh=+0% ΔW=-14.2% ΔCrest=-3.3",
        "   低频偏多+35%: 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-33%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-2%) → 不调",
        "   宽度偏窄-14.2%: Side=+1.7dB",
        "   动态偏小-3.3dB: 压缩阈值=-6.3dB, PC mix=5%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 1305.0,
        "onset_density": 2.7,
        "low_energy": 30.100000381469727
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        "lufs": -15.7,
        "peak": -0.30000001192092896,
        "rms": -18.799999237060547,
        "crest": 18.5,
        "width": 28.700000762939453,
        "low_pct": 11.899999618530273,
        "mid_pct": 87.9000015258789,
        "high_pct": 0.20000000298023224,
        "centroid": 557.0,
        "bands": {
          "sub": 0.0,
          "bass": 11.899999618530273,
          "low_mid": 77.69999694824219,
          "mid": 10.100000381469727,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260514-105256-3b0c43/04_Estrada Branca_20260514/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260514-105256-3b0c43/04_Estrada Branca_20260514/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.9,
        "peak": -1.600000023841858,
        "rms": -16.0,
        "crest": 14.5,
        "width": 13.0,
        "low_pct": 64.30000305175781,
        "mid_pct": 35.599998474121094,
        "high_pct": 0.10000000149011612,
        "centroid": 317.0,
        "bands": {
          "sub": 3.299999952316284,
          "bass": 61.0,
          "low_mid": 30.700000762939453,
          "mid": 4.900000095367432,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
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      },
      "after": {
        "lufs": -11.8,
        "peak": -0.800000011920929,
        "rms": -14.0,
        "crest": 13.199999809265137,
        "width": 18.200000762939453,
        "low_pct": 54.0,
        "mid_pct": 45.900001525878906,
        "high_pct": 0.20000000298023224,
        "centroid": 395.0,
        "bands": {
          "sub": 2.200000047683716,
          "bass": 51.79999923706055,
          "low_mid": 38.79999923706055,
          "mid": 7.0,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.5652000308036804,
        "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": 0.15600000321865082,
        "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": 0.03999999910593033,
        "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": 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": 1.8840000629425049,
        "_global_low": 64.30000305175781,
        "_global_mid": 35.599998474121094,
        "_global_high": 0.10000000149011612
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=64% Mid=36% High=0% W=13.0% Crest=14.5",
        "   目标: Low=12% Mid=88% High=0% W=28.7% Crest=18.5",
        "   差值: ΔLow=+52% ΔMid=-52% ΔHigh=-0% ΔW=-15.7% ΔCrest=-4.0",
        "   低频偏多+52%: 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-47%: 600Hz=+0.5dB",
        "   Mid偏少-5%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-15.7%: Side=+1.9dB",
        "   动态偏小-4.0dB: 压缩阈值=-6.0dB, PC mix=4%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 123.0,
        "centroid": 1233.0,
        "onset_density": 3.2,
        "low_energy": 38.5
      },
      "ref": {
        "lufs": -15.7,
        "peak": -0.30000001192092896,
        "rms": -18.799999237060547,
        "crest": 18.5,
        "width": 28.700000762939453,
        "low_pct": 11.899999618530273,
        "mid_pct": 87.9000015258789,
        "high_pct": 0.20000000298023224,
        "centroid": 557.0,
        "bands": {
          "sub": 0.0,
          "bass": 11.899999618530273,
          "low_mid": 77.69999694824219,
          "mid": 10.100000381469727,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
        }
      }
    }
  ],
  "time": 33.9
}