{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-151958-ff8cff/08_唯一_空巢期_20260512/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-151958-ff8cff/08_唯一_空巢期_20260512/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.0,
        "peak": -0.10000000149011612,
        "rms": -14.699999809265137,
        "crest": 14.5,
        "width": 17.299999237060547,
        "low_pct": 15.800000190734863,
        "mid_pct": 83.69999694824219,
        "high_pct": 0.5,
        "centroid": 472.0,
        "bands": {
          "sub": 0.0,
          "bass": 15.800000190734863,
          "low_mid": 79.5,
          "mid": 4.300000190734863,
          "high_mid": 0.20000000298023224,
          "air": 0.30000001192092896
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      },
      "after": {
        "lufs": -9.5,
        "peak": 0.20000000298023224,
        "rms": -12.0,
        "crest": 12.199999809265137,
        "width": 19.5,
        "low_pct": 18.799999237060547,
        "mid_pct": 80.69999694824219,
        "high_pct": 0.5,
        "centroid": 466.0,
        "bands": {
          "sub": 0.0,
          "bass": 18.799999237060547,
          "low_mid": 76.30000305175781,
          "mid": 4.400000095367432,
          "high_mid": 0.20000000298023224,
          "air": 0.4000000059604645
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.52920001745224,
        "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": 0.2069999873638153,
        "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": -1.5,
        "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": 0.5800000429153442,
        "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": 1.7640000581741333,
        "_global_low": 15.800000190734863,
        "_global_mid": 83.69999694824219,
        "_global_high": 0.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=16% Mid=84% High=0% W=17.3% Crest=14.5",
        "   目标: Low=37% Mid=60% High=3% W=32.0% Crest=15.7",
        "   差值: ΔLow=-21% ΔMid=+24% ΔHigh=-3% ΔW=-14.7% ΔCrest=-1.2",
        "   低频偏少-21%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏少-3%: 空气感=+0.6dB",
        "   LowMid偏多+31%: 600Hz=-0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-14.7%: Side=+1.8dB",
        "   动态接近目标(Δ-1.2dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 2015.0,
        "onset_density": 2.3,
        "low_energy": 20.399999618530273
      },
      "ref": {
        "lufs": -11.7,
        "peak": 1.5,
        "rms": -14.199999809265137,
        "crest": 15.699999809265137,
        "width": 32.0,
        "low_pct": 36.900001525878906,
        "mid_pct": 59.79999923706055,
        "high_pct": 3.299999952316284,
        "centroid": 707.0,
        "bands": {
          "sub": 5.800000190734863,
          "bass": 31.100000381469727,
          "low_mid": 48.599998474121094,
          "mid": 11.199999809265137,
          "high_mid": 2.0999999046325684,
          "air": 1.2000000476837158
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-151958-ff8cff/08_唯一_空巢期_20260512/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-151958-ff8cff/08_唯一_空巢期_20260512/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.6,
        "peak": -1.2000000476837158,
        "rms": -15.800000190734863,
        "crest": 14.5,
        "width": 11.899999618530273,
        "low_pct": 32.29999923706055,
        "mid_pct": 61.5,
        "high_pct": 6.199999809265137,
        "centroid": 1100.0,
        "bands": {
          "sub": 8.0,
          "bass": 24.299999237060547,
          "low_mid": 41.0,
          "mid": 20.5,
          "high_mid": 3.799999952316284,
          "air": 2.4000000953674316
        }
      },
      "after": {
        "lufs": -10.1,
        "peak": -0.0,
        "rms": -13.199999809265137,
        "crest": 13.199999809265137,
        "width": 16.100000381469727,
        "low_pct": 29.200000762939453,
        "mid_pct": 64.19999694824219,
        "high_pct": 6.599999904632568,
        "centroid": 1143.0,
        "bands": {
          "sub": 6.400000095367432,
          "bass": 22.799999237060547,
          "low_mid": 43.79999923706055,
          "mid": 20.399999618530273,
          "high_mid": 4.0,
          "air": 2.5999999046325684
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.6,
        "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": -0.3720000088214874,
        "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": -1.5,
        "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": 0.2279999554157257,
        "side_gain_db": 2.0,
        "_global_low": 32.29999923706055,
        "_global_mid": 61.5,
        "_global_high": 6.199999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=32% Mid=62% High=6% W=11.9% Crest=14.5",
        "   目标: Low=37% Mid=60% High=3% W=32.0% Crest=15.7",
        "   差值: ΔLow=-5% ΔMid=+2% ΔHigh=+3% ΔW=-20.1% ΔCrest=-1.2",
        "   低频接近目标(Δ-5%) → 微调模式",
        "   高频偏多+3%: 空气感=0.0dB",
        "   LowMid偏少-8%: 600Hz=+0.2dB",
        "   Mid偏多+9%: 2.5kHz=-0.4dB q=1.0",
        "   宽度偏窄-20.1%: Side=+2.0dB",
        "   动态接近目标(Δ-1.2dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 2630.0,
        "onset_density": 1.9,
        "low_energy": 10.800000190734863
      },
      "ref": {
        "lufs": -11.7,
        "peak": 1.5,
        "rms": -14.199999809265137,
        "crest": 15.699999809265137,
        "width": 32.0,
        "low_pct": 36.900001525878906,
        "mid_pct": 59.79999923706055,
        "high_pct": 3.299999952316284,
        "centroid": 707.0,
        "bands": {
          "sub": 5.800000190734863,
          "bass": 31.100000381469727,
          "low_mid": 48.599998474121094,
          "mid": 11.199999809265137,
          "high_mid": 2.0999999046325684,
          "air": 1.2000000476837158
        }
      }
    }
  ],
  "time": 53.2
}