{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-151014-29323f/04_Bury a Friend_Shed_Skin_20260422/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-151014-29323f/04_Bury a Friend_Shed_Skin_20260422/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.2,
        "peak": -1.7000000476837158,
        "rms": -14.399999618530273,
        "crest": 12.699999809265137,
        "width": 5.199999809265137,
        "low_pct": 51.900001525878906,
        "mid_pct": 41.70000076293945,
        "high_pct": 6.199999809265137,
        "centroid": 1052.0,
        "bands": {
          "sub": 20.100000381469727,
          "bass": 31.799999237060547,
          "low_mid": 18.700000762939453,
          "mid": 23.0,
          "high_mid": 3.4000000953674316,
          "air": 2.700000047683716
        }
      },
      "after": {
        "lufs": -9.9,
        "peak": 0.20000000298023224,
        "rms": -11.0,
        "crest": 11.199999809265137,
        "width": 3.9000000953674316,
        "low_pct": 52.599998474121094,
        "mid_pct": 40.900001525878906,
        "high_pct": 6.5,
        "centroid": 1046.0,
        "bands": {
          "sub": 21.899999618530273,
          "bass": 30.700000762939453,
          "low_mid": 19.399999618530273,
          "mid": 21.5,
          "high_mid": 3.5,
          "air": 2.9000000953674316
        }
      },
      "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": 0.1264999806880951,
        "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": -0.5180000066757202,
        "comp_threshold_db": -9.859999656677246,
        "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": -0.2250000238418579,
        "side_gain_db": 0.0,
        "_global_low": 51.900001525878906,
        "_global_mid": 41.70000076293945,
        "_global_high": 6.199999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=52% Mid=42% High=6% W=5.2% Crest=12.7",
        "   目标: Low=88% Mid=12% High=0% W=5.8% Crest=9.6",
        "   差值: ΔLow=-36% ΔMid=+30% ΔHigh=+6% ΔW=-0.6% ΔCrest=+3.1",
        "   低频偏少-36%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+6%: 空气感=-0.3dB",
        "   LowMid偏多+8%: 600Hz=-0.2dB",
        "   Mid偏多+22%: 2.5kHz=-0.5dB q=1.0",
        "   Air偏多+2.6%: 空气感再降0.2dB→-0.5dB",
        "   宽度接近目标(Δ-0.6%) → Side增益归零",
        "   动态偏大+3.1dB: 压缩阈值=-9.9dB, PC mix=13%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 117.5,
        "centroid": 2595.0,
        "onset_density": 2.6,
        "low_energy": 66.30000305175781
      },
      "ref": {
        "lufs": -9.1,
        "peak": 0.10000000149011612,
        "rms": -9.5,
        "crest": 9.600000381469727,
        "width": 5.800000190734863,
        "low_pct": 87.69999694824219,
        "mid_pct": 12.100000381469727,
        "high_pct": 0.10000000149011612,
        "centroid": 142.0,
        "bands": {
          "sub": 52.5,
          "bass": 35.20000076293945,
          "low_mid": 11.199999809265137,
          "mid": 0.8999999761581421,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-151014-29323f/04_Bury a Friend_Shed_Skin_20260422/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-151014-29323f/04_Bury a Friend_Shed_Skin_20260422/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.8,
        "peak": -1.2000000476837158,
        "rms": -14.0,
        "crest": 12.699999809265137,
        "width": 5.300000190734863,
        "low_pct": 71.0,
        "mid_pct": 23.600000381469727,
        "high_pct": 5.400000095367432,
        "centroid": 784.0,
        "bands": {
          "sub": 27.299999237060547,
          "bass": 43.70000076293945,
          "low_mid": 12.600000381469727,
          "mid": 10.899999618530273,
          "high_mid": 2.799999952316284,
          "air": 2.5999999046325684
        }
      },
      "after": {
        "lufs": -9.6,
        "peak": 0.20000000298023224,
        "rms": -10.600000381469727,
        "crest": 10.800000190734863,
        "width": 3.5999999046325684,
        "low_pct": 73.69999694824219,
        "mid_pct": 21.100000381469727,
        "high_pct": 5.099999904632568,
        "centroid": 730.0,
        "bands": {
          "sub": 29.799999237060547,
          "bass": 44.0,
          "low_mid": 11.100000381469727,
          "mid": 10.0,
          "high_mid": 2.5999999046325684,
          "air": 2.5
        }
      },
      "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": -0.3999999761581421,
        "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": 0.1264999806880951,
        "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": -0.4300000071525574,
        "comp_threshold_db": -9.859999656677246,
        "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": 0.0,
        "side_gain_db": 0.0,
        "_global_low": 71.0,
        "_global_mid": 23.600000381469727,
        "_global_high": 5.400000095367432
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=71% Mid=24% High=5% W=5.3% Crest=12.7",
        "   目标: Low=88% Mid=12% High=0% W=5.8% Crest=9.6",
        "   差值: ΔLow=-17% ΔMid=+12% ΔHigh=+5% ΔW=-0.5% ΔCrest=+3.1",
        "   低频偏少-17%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+5%: 空气感=-0.2dB",
        "   LowMid接近目标(Δ+1%) → 不调",
        "   Mid偏多+10%: 2.5kHz=-0.4dB q=1.0",
        "   Air偏多+2.5%: 空气感再降0.2dB→-0.4dB",
        "   宽度接近目标(Δ-0.5%) → Side增益归零",
        "   动态偏大+3.1dB: 压缩阈值=-9.9dB, PC mix=13%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 117.5,
        "centroid": 2892.0,
        "onset_density": 3.0,
        "low_energy": 77.0999984741211
      },
      "ref": {
        "lufs": -9.1,
        "peak": 0.10000000149011612,
        "rms": -9.5,
        "crest": 9.600000381469727,
        "width": 5.800000190734863,
        "low_pct": 87.69999694824219,
        "mid_pct": 12.100000381469727,
        "high_pct": 0.10000000149011612,
        "centroid": 142.0,
        "bands": {
          "sub": 52.5,
          "bass": 35.20000076293945,
          "low_mid": 11.199999809265137,
          "mid": 0.8999999761581421,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
        }
      }
    }
  ],
  "time": 61.8
}