{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-003446-beaa0e/01_Levitating_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-003446-beaa0e/01_Levitating_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.5,
        "peak": -1.899999976158142,
        "rms": -15.300000190734863,
        "crest": 13.399999618530273,
        "width": 6.5,
        "low_pct": 64.69999694824219,
        "mid_pct": 31.899999618530273,
        "high_pct": 3.4000000953674316,
        "centroid": 719.0,
        "bands": {
          "sub": 28.200000762939453,
          "bass": 36.5,
          "low_mid": 13.600000381469727,
          "mid": 18.299999237060547,
          "high_mid": 2.200000047683716,
          "air": 1.100000023841858
        }
      },
      "after": {
        "lufs": -10.0,
        "peak": 0.20000000298023224,
        "rms": -12.199999809265137,
        "crest": 12.399999618530273,
        "width": 9.0,
        "low_pct": 55.20000076293945,
        "mid_pct": 40.5,
        "high_pct": 4.300000190734863,
        "centroid": 900.0,
        "bands": {
          "sub": 23.899999618530273,
          "bass": 31.299999237060547,
          "low_mid": 16.700000762939453,
          "mid": 23.799999237060547,
          "high_mid": 2.799999952316284,
          "air": 1.5
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3131999969482422,
        "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": 0.11100002378225327,
        "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": -1.9099998474121094,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.04500007629394531,
        "tight_hz": 120,
        "tight_db": -1.0729999542236328,
        "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": 0.4050000011920929,
        "side_gain_db": 1.0439999103546143,
        "_global_low": 64.69999694824219,
        "_global_mid": 31.899999618530273,
        "_global_high": 3.4000000953674316
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=65% Mid=32% High=3% W=6.5% Crest=13.4",
        "   目标: Low=46% Mid=49% High=5% W=15.2% Crest=11.5",
        "   差值: ΔLow=+19% ΔMid=-17% ΔHigh=-2% ΔW=-8.7% ΔCrest=+1.9",
        "   低频偏多+19%: 去闷=-1.9dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频接近目标(Δ-2%) → 微量空气感+0.3dB",
        "   LowMid偏少-14%: 600Hz=+0.4dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-8.7%: Side=+1.0dB",
        "   动态接近目标(Δ+1.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "medium",
        "source": "audio",
        "bpm": 123.0,
        "centroid": 2881.0,
        "onset_density": 4.5,
        "low_energy": 76.30000305175781
      },
      "ref": {
        "lufs": -6.4,
        "peak": 2.299999952316284,
        "rms": -9.199999809265137,
        "crest": 11.5,
        "width": 15.199999809265137,
        "low_pct": 45.599998474121094,
        "mid_pct": 49.099998474121094,
        "high_pct": 5.300000190734863,
        "centroid": 972.0,
        "bands": {
          "sub": 9.600000381469727,
          "bass": 35.900001525878906,
          "low_mid": 27.100000381469727,
          "mid": 22.0,
          "high_mid": 3.700000047683716,
          "air": 1.600000023841858
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-003446-beaa0e/01_Levitating_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-003446-beaa0e/01_Levitating_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.7,
        "peak": -1.7999999523162842,
        "rms": -15.100000381469727,
        "crest": 13.300000190734863,
        "width": 4.300000190734863,
        "low_pct": 86.80000305175781,
        "mid_pct": 10.300000190734863,
        "high_pct": 2.799999952316284,
        "centroid": 421.0,
        "bands": {
          "sub": 28.5,
          "bass": 58.29999923706055,
          "low_mid": 7.599999904632568,
          "mid": 2.700000047683716,
          "high_mid": 1.2000000476837158,
          "air": 1.7000000476837158
        }
      },
      "after": {
        "lufs": -10.1,
        "peak": 0.30000001192092896,
        "rms": -12.0,
        "crest": 12.300000190734863,
        "width": 6.599999904632568,
        "low_pct": 82.0999984741211,
        "mid_pct": 13.899999618530273,
        "high_pct": 4.0,
        "centroid": 560.0,
        "bands": {
          "sub": 27.299999237060547,
          "bass": 54.79999923706055,
          "low_mid": 9.800000190734863,
          "mid": 4.199999809265137,
          "high_mid": 1.7000000476837158,
          "air": 2.299999952316284
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.39239999651908875,
        "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": 0.5,
        "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": -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": 0.5500000715255737,
        "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": 1.3079999685287476,
        "_global_low": 86.80000305175781,
        "_global_mid": 10.300000190734863,
        "_global_high": 2.799999952316284
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=87% Mid=10% High=3% W=4.3% Crest=13.3",
        "   目标: Low=46% Mid=49% High=5% W=15.2% Crest=11.5",
        "   差值: ΔLow=+41% ΔMid=-39% ΔHigh=-3% ΔW=-10.9% ΔCrest=+1.8",
        "   低频偏多+41%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏少-3%: 空气感=+0.6dB",
        "   LowMid偏少-20%: 600Hz=+0.5dB",
        "   Mid偏少-19%: 2.5kHz=+0.5dB q=1.0",
        "   宽度偏窄-10.9%: Side=+1.3dB",
        "   动态接近目标(Δ+1.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "medium",
        "source": "audio",
        "bpm": 123.0,
        "centroid": 2817.0,
        "onset_density": 4.0,
        "low_energy": 82.0999984741211
      },
      "ref": {
        "lufs": -6.4,
        "peak": 2.299999952316284,
        "rms": -9.199999809265137,
        "crest": 11.5,
        "width": 15.199999809265137,
        "low_pct": 45.599998474121094,
        "mid_pct": 49.099998474121094,
        "high_pct": 5.300000190734863,
        "centroid": 972.0,
        "bands": {
          "sub": 9.600000381469727,
          "bass": 35.900001525878906,
          "low_mid": 27.100000381469727,
          "mid": 22.0,
          "high_mid": 3.700000047683716,
          "air": 1.600000023841858
        }
      }
    }
  ],
  "time": 50.4
}