{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-161620-cc52f5/03_I Like U_20260418/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-161620-cc52f5/03_I Like U_20260418/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.3,
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        "low_pct": 59.900001525878906,
        "mid_pct": 37.20000076293945,
        "high_pct": 2.799999952316284,
        "centroid": 531.0,
        "bands": {
          "sub": 9.399999618530273,
          "bass": 50.5,
          "low_mid": 29.600000381469727,
          "mid": 7.699999809265137,
          "high_mid": 1.899999976158142,
          "air": 1.0
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      },
      "after": {
        "lufs": -9.9,
        "peak": 0.20000000298023224,
        "rms": -11.300000190734863,
        "crest": 11.5,
        "width": 4.199999809265137,
        "low_pct": 54.5,
        "mid_pct": 42.0,
        "high_pct": 3.5,
        "centroid": 605.0,
        "bands": {
          "sub": 12.300000190734863,
          "bass": 42.099998474121094,
          "low_mid": 33.29999923706055,
          "mid": 8.600000381469727,
          "high_mid": 2.299999952316284,
          "air": 1.2000000476837158
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.2160000205039978,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.6,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.6,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.171999990940094,
        "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": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 2.0,
        "tight_hz": 120,
        "tight_db": 0.0,
        "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": 0.7200000286102295,
        "_global_low": 59.900001525878906,
        "_global_mid": 37.20000076293945,
        "_global_high": 2.799999952316284
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=60% Mid=37% High=3% W=5.1% Crest=13.8",
        "   目标: Low=85% Mid=10% High=4% W=11.1% Crest=12.2",
        "   差值: ΔLow=-25% ΔMid=+27% ΔHigh=-2% ΔW=-6.0% ΔCrest=+1.6",
        "   低频偏少-25%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频接近目标(Δ-2%) → 微量空气感+0.3dB",
        "   LowMid偏多+23%: 600Hz=-0.5dB",
        "   Mid偏多+4%: 2.5kHz=-0.2dB q=1.0",
        "   宽度偏窄-6.0%: Side=+0.7dB",
        "   动态接近目标(Δ+1.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 2456.0,
        "onset_density": 3.6,
        "low_energy": 55.79999923706055
      },
      "ref": {
        "lufs": -9.2,
        "peak": 1.2999999523162842,
        "rms": -10.899999618530273,
        "crest": 12.199999809265137,
        "width": 11.100000381469727,
        "low_pct": 85.30000305175781,
        "mid_pct": 10.300000190734863,
        "high_pct": 4.300000190734863,
        "centroid": 476.0,
        "bands": {
          "sub": 34.79999923706055,
          "bass": 50.5,
          "low_mid": 6.900000095367432,
          "mid": 3.4000000953674316,
          "high_mid": 3.0999999046325684,
          "air": 1.2000000476837158
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-161620-cc52f5/03_I Like U_20260418/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-161620-cc52f5/03_I Like U_20260418/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.3,
        "peak": 0.20000000298023224,
        "rms": -14.899999618530273,
        "crest": 15.100000381469727,
        "width": 4.599999904632568,
        "low_pct": 71.30000305175781,
        "mid_pct": 25.299999237060547,
        "high_pct": 3.299999952316284,
        "centroid": 533.0,
        "bands": {
          "sub": 23.700000762939453,
          "bass": 47.599998474121094,
          "low_mid": 21.5,
          "mid": 3.799999952316284,
          "high_mid": 1.600000023841858,
          "air": 1.7000000476837158
        }
      },
      "after": {
        "lufs": -9.8,
        "peak": 0.20000000298023224,
        "rms": -11.199999809265137,
        "crest": 11.399999618530273,
        "width": 4.699999809265137,
        "low_pct": 68.0999984741211,
        "mid_pct": 27.899999618530273,
        "high_pct": 4.0,
        "centroid": 607.0,
        "bands": {
          "sub": 24.200000762939453,
          "bass": 43.900001525878906,
          "low_mid": 23.600000381469727,
          "mid": 4.300000190734863,
          "high_mid": 1.899999976158142,
          "air": 2.0999999046325684
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.23400001227855682,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5800000429153442,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5800000429153442,
        "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": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 2.0,
        "tight_hz": 120,
        "tight_db": 0.0,
        "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": -0.43799999356269836,
        "side_gain_db": 0.7800000309944153,
        "_global_low": 71.30000305175781,
        "_global_mid": 25.299999237060547,
        "_global_high": 3.299999952316284
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=71% Mid=25% High=3% W=4.6% Crest=15.1",
        "   目标: Low=85% Mid=10% High=4% W=11.1% Crest=12.2",
        "   差值: ΔLow=-14% ΔMid=+15% ΔHigh=-1% ΔW=-6.5% ΔCrest=+2.9",
        "   低频偏少-14%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频接近目标(Δ-1%) → 微量空气感+0.3dB",
        "   LowMid偏多+15%: 600Hz=-0.4dB",
        "   Mid接近目标(Δ+0%) → 不调",
        "   宽度偏窄-6.5%: Side=+0.8dB",
        "   动态接近目标(Δ+2.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 99.4,
        "centroid": 2580.0,
        "onset_density": 3.5,
        "low_energy": 67.0
      },
      "ref": {
        "lufs": -9.2,
        "peak": 1.2999999523162842,
        "rms": -10.899999618530273,
        "crest": 12.199999809265137,
        "width": 11.100000381469727,
        "low_pct": 85.30000305175781,
        "mid_pct": 10.300000190734863,
        "high_pct": 4.300000190734863,
        "centroid": 476.0,
        "bands": {
          "sub": 34.79999923706055,
          "bass": 50.5,
          "low_mid": 6.900000095367432,
          "mid": 3.4000000953674316,
          "high_mid": 3.0999999046325684,
          "air": 1.2000000476837158
        }
      }
    }
  ],
  "time": 50.9
}