{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260419-000245-63c022/01_Rain Drop_制服的袖口_20260419/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260419-000245-63c022/01_Rain Drop_制服的袖口_20260419/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.6,
        "peak": -2.0999999046325684,
        "rms": -16.799999237060547,
        "crest": 14.699999809265137,
        "width": 12.199999809265137,
        "low_pct": 37.400001525878906,
        "mid_pct": 56.400001525878906,
        "high_pct": 6.300000190734863,
        "centroid": 1094.0,
        "bands": {
          "sub": 4.199999809265137,
          "bass": 33.20000076293945,
          "low_mid": 33.20000076293945,
          "mid": 23.200000762939453,
          "high_mid": 4.199999809265137,
          "air": 2.0
        }
      },
      "after": {
        "lufs": -9.6,
        "peak": 0.20000000298023224,
        "rms": -12.800000190734863,
        "crest": 12.899999618530273,
        "width": 11.199999809265137,
        "low_pct": 34.900001525878906,
        "mid_pct": 58.79999923706055,
        "high_pct": 6.400000095367432,
        "centroid": 1109.0,
        "bands": {
          "sub": 3.299999952316284,
          "bass": 31.5,
          "low_mid": 35.900001525878906,
          "mid": 22.899999618530273,
          "high_mid": 4.300000190734863,
          "air": 2.0999999046325684
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.3,
        "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": -0.29600000381469727,
        "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": -0.3,
        "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": -0.010000020265579224,
        "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": 0.3869999349117279,
        "side_gain_db": 0.0,
        "_global_low": 37.400001525878906,
        "_global_mid": 56.400001525878906,
        "_global_high": 6.300000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=37% Mid=56% High=6% W=12.2% Crest=14.7",
        "   目标: Low=35% Mid=62% High=3% W=13.9% Crest=13.6",
        "   差值: ΔLow=+2% ΔMid=-6% ΔHigh=+3% ΔW=-1.7% ΔCrest=+1.1",
        "   低频接近目标(Δ+2%) → 微调模式",
        "   高频偏多+3%: 空气感=-0.0dB",
        "   LowMid偏少-13%: 600Hz=+0.4dB",
        "   Mid偏多+7%: 2.5kHz=-0.3dB q=1.0",
        "   宽度接近目标(Δ-1.7%) → Side增益归零",
        "   动态接近目标(Δ+1.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 2736.0,
        "onset_density": 3.4,
        "low_energy": 30.0
      },
      "ref": {
        "lufs": -8.9,
        "peak": 1.5,
        "rms": -12.100000381469727,
        "crest": 13.600000381469727,
        "width": 13.899999618530273,
        "low_pct": 34.900001525878906,
        "mid_pct": 61.900001525878906,
        "high_pct": 3.200000047683716,
        "centroid": 841.0,
        "bands": {
          "sub": 2.799999952316284,
          "bass": 32.20000076293945,
          "low_mid": 46.099998474121094,
          "mid": 15.800000190734863,
          "high_mid": 1.600000023841858,
          "air": 1.600000023841858
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260419-000245-63c022/01_Rain Drop_制服的袖口_20260419/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260419-000245-63c022/01_Rain Drop_制服的袖口_20260419/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.7,
        "peak": -1.7000000476837158,
        "rms": -16.299999237060547,
        "crest": 14.600000381469727,
        "width": 15.199999809265137,
        "low_pct": 8.699999809265137,
        "mid_pct": 87.80000305175781,
        "high_pct": 3.5,
        "centroid": 1345.0,
        "bands": {
          "sub": 0.699999988079071,
          "bass": 8.0,
          "low_mid": 35.79999923706055,
          "mid": 52.0,
          "high_mid": 3.0999999046325684,
          "air": 0.4000000059604645
        }
      },
      "after": {
        "lufs": -9.0,
        "peak": 0.10000000149011612,
        "rms": -12.399999618530273,
        "crest": 12.5,
        "width": 13.100000381469727,
        "low_pct": 8.699999809265137,
        "mid_pct": 87.9000015258789,
        "high_pct": 3.4000000953674316,
        "centroid": 1282.0,
        "bands": {
          "sub": 0.8999999761581421,
          "bass": 7.800000190734863,
          "low_mid": 39.20000076293945,
          "mid": 48.70000076293945,
          "high_mid": 3.0,
          "air": 0.4000000059604645
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.6,
        "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": -0.5,
        "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": 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": 0.3089999556541443,
        "side_gain_db": 0.0,
        "_global_low": 8.699999809265137,
        "_global_mid": 87.80000305175781,
        "_global_high": 3.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=9% Mid=88% High=4% W=15.2% Crest=14.6",
        "   目标: Low=35% Mid=62% High=3% W=13.9% Crest=13.6",
        "   差值: ΔLow=-26% ΔMid=+26% ΔHigh=+0% ΔW=+1.3% ΔCrest=+1.0",
        "   低频偏少-26%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-10%: 600Hz=+0.3dB",
        "   Mid偏多+36%: 2.5kHz=-0.5dB q=1.0",
        "   宽度接近目标(Δ+1.3%) → Side增益归零",
        "   动态接近目标(Δ+1.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 2689.0,
        "onset_density": 3.5,
        "low_energy": 28.899999618530273
      },
      "ref": {
        "lufs": -8.9,
        "peak": 1.5,
        "rms": -12.100000381469727,
        "crest": 13.600000381469727,
        "width": 13.899999618530273,
        "low_pct": 34.900001525878906,
        "mid_pct": 61.900001525878906,
        "high_pct": 3.200000047683716,
        "centroid": 841.0,
        "bands": {
          "sub": 2.799999952316284,
          "bass": 32.20000076293945,
          "low_mid": 46.099998474121094,
          "mid": 15.800000190734863,
          "high_mid": 1.600000023841858,
          "air": 1.600000023841858
        }
      }
    }
  ],
  "time": 37.8
}