{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-084433-04c342/02_OI_压舱石_20260423/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-084433-04c342/02_OI_压舱石_20260423/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.0,
        "peak": -2.200000047683716,
        "rms": -14.399999618530273,
        "crest": 12.199999809265137,
        "width": 5.599999904632568,
        "low_pct": 66.30000305175781,
        "mid_pct": 28.899999618530273,
        "high_pct": 4.800000190734863,
        "centroid": 816.0,
        "bands": {
          "sub": 41.79999923706055,
          "bass": 24.5,
          "low_mid": 12.600000381469727,
          "mid": 16.299999237060547,
          "high_mid": 3.299999952316284,
          "air": 1.5
        }
      },
      "after": {
        "lufs": -9.3,
        "peak": 0.30000001192092896,
        "rms": -10.399999618530273,
        "crest": 10.699999809265137,
        "width": 3.299999952316284,
        "low_pct": 66.5999984741211,
        "mid_pct": 28.5,
        "high_pct": 4.900000095367432,
        "centroid": 813.0,
        "bands": {
          "sub": 43.70000076293945,
          "bass": 22.899999618530273,
          "low_mid": 12.800000190734863,
          "mid": 15.800000190734863,
          "high_mid": 3.299999952316284,
          "air": 1.5
        }
      },
      "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": -0.47599998116493225,
        "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": -0.1980000138282776,
        "side_gain_db": -0.4399999678134918,
        "_global_low": 66.30000305175781,
        "_global_mid": 28.899999618530273,
        "_global_high": 4.800000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=66% Mid=29% High=5% W=5.6% Crest=12.2",
        "   目标: Low=86% Mid=10% High=3% W=1.2% Crest=9.4",
        "   差值: ΔLow=-20% ΔMid=+18% ΔHigh=+2% ΔW=+4.4% ΔCrest=+2.8",
        "   低频偏少-20%: 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+7%: 600Hz=-0.2dB",
        "   Mid偏多+12%: 2.5kHz=-0.5dB q=1.0",
        "   宽度偏宽+4.4%: Side整体=-0.4dB",
        "   动态接近目标(Δ+2.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3000.0,
        "onset_density": 4.1,
        "low_energy": 70.80000305175781
      },
      "ref": {
        "lufs": -8.5,
        "peak": 1.2999999523162842,
        "rms": -8.100000381469727,
        "crest": 9.399999618530273,
        "width": 1.2000000476837158,
        "low_pct": 86.5,
        "mid_pct": 10.399999618530273,
        "high_pct": 3.0,
        "centroid": 357.0,
        "bands": {
          "sub": 67.0999984741211,
          "bass": 19.399999618530273,
          "low_mid": 6.0,
          "mid": 4.400000095367432,
          "high_mid": 2.799999952316284,
          "air": 0.30000001192092896
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-084433-04c342/02_OI_压舱石_20260423/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-084433-04c342/02_OI_压舱石_20260423/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.0,
        "peak": -3.0,
        "rms": -14.600000381469727,
        "crest": 11.600000381469727,
        "width": 2.9000000953674316,
        "low_pct": 75.0,
        "mid_pct": 19.100000381469727,
        "high_pct": 5.900000095367432,
        "centroid": 826.0,
        "bands": {
          "sub": 28.200000762939453,
          "bass": 46.79999923706055,
          "low_mid": 8.899999618530273,
          "mid": 10.199999809265137,
          "high_mid": 2.9000000953674316,
          "air": 3.0999999046325684
        }
      },
      "after": {
        "lufs": -9.1,
        "peak": 0.20000000298023224,
        "rms": -10.600000381469727,
        "crest": 10.699999809265137,
        "width": 2.0999999046325684,
        "low_pct": 76.19999694824219,
        "mid_pct": 18.100000381469727,
        "high_pct": 5.599999904632568,
        "centroid": 781.0,
        "bands": {
          "sub": 30.0,
          "bass": 46.20000076293945,
          "low_mid": 8.899999618530273,
          "mid": 9.300000190734863,
          "high_mid": 2.700000047683716,
          "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": 0.5299999713897705,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5299999713897705,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.2319999784231186,
        "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": 1.9199999570846558,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.21400000154972076,
        "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": 0.0,
        "side_gain_db": 0.0,
        "_global_low": 75.0,
        "_global_mid": 19.100000381469727,
        "_global_high": 5.900000095367432
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=75% Mid=19% High=6% W=2.9% Crest=11.6",
        "   目标: Low=86% Mid=10% High=3% W=1.2% Crest=9.4",
        "   差值: ΔLow=-12% ΔMid=+9% ΔHigh=+3% ΔW=+1.7% ΔCrest=+2.2",
        "   低频偏少-12%: 去闷=0, 低频增强=1.9dB, Mid低频=0.5dB",
        "   高频偏多+3%: 空气感=0.0dB",
        "   LowMid接近目标(Δ+3%) → 不调",
        "   Mid偏多+6%: 2.5kHz=-0.2dB q=1.0",
        "   Air偏多+2.8%: 空气感再降0.2dB→-0.2dB",
        "   宽度接近目标(Δ+1.7%) → Side增益归零",
        "   动态接近目标(Δ+2.2dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3047.0,
        "onset_density": 4.5,
        "low_energy": 73.0999984741211
      },
      "ref": {
        "lufs": -8.5,
        "peak": 1.2999999523162842,
        "rms": -8.100000381469727,
        "crest": 9.399999618530273,
        "width": 1.2000000476837158,
        "low_pct": 86.5,
        "mid_pct": 10.399999618530273,
        "high_pct": 3.0,
        "centroid": 357.0,
        "bands": {
          "sub": 67.0999984741211,
          "bass": 19.399999618530273,
          "low_mid": 6.0,
          "mid": 4.400000095367432,
          "high_mid": 2.799999952316284,
          "air": 0.30000001192092896
        }
      }
    }
  ],
  "time": 37.4
}