{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260331-161333-4c6ac5/01_星座学家_20260331/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260331-161333-4c6ac5/01_星座学家_20260331/suno_mixed_0.mp3",
      "before": {
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          "low_mid": 23.600000381469727,
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        "lufs": -10.8,
        "peak": 0.0,
        "rms": -13.0,
        "crest": 13.0,
        "width": 4.0,
        "low_pct": 59.900001525878906,
        "mid_pct": 32.900001525878906,
        "high_pct": 7.099999904632568,
        "centroid": 937.0,
        "bands": {
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          "bass": 51.79999923706055,
          "low_mid": 28.700000762939453,
          "mid": 4.199999809265137,
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3888000249862671,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.19499999284744263,
        "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,
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        "dull_hz": 300,
        "dull_db": -1.2400001287460327,
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        "sub_shelf_hz": 80,
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        "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": 0.27300000190734863,
        "side_gain_db": 1.2960000038146973,
        "_global_low": 68.0,
        "_global_mid": 26.899999618530273,
        "_global_high": 5.099999904632568
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=68% Mid=27% High=5% W=3.3% Crest=15.4",
        "   目标: Low=56% Mid=42% High=2% W=14.1% Crest=11.9",
        "   差值: ΔLow=+12% ΔMid=-16% ΔHigh=+3% ΔW=-10.8% ΔCrest=+3.5",
        "   低频偏多+12%: 去闷=-1.2dB, 低频增强=0.4dB, 收紧=-0.9dB",
        "   高频偏多+3%: 空气感=-0.0dB",
        "   LowMid偏少-9%: 600Hz=+0.3dB",
        "   Mid偏少-6%: 2.5kHz=+0.2dB q=1.0",
        "   Air偏多+3.0%: 空气感再降0.2dB→-0.3dB",
        "   宽度偏窄-10.8%: Side=+1.3dB",
        "   动态偏大+3.5dB: 压缩阈值=-10.1dB, PC mix=13%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2078.0,
        "onset_density": 3.9,
        "low_energy": 74.0
      },
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        "lufs": -8.6,
        "peak": 1.399999976158142,
        "rms": -10.5,
        "crest": 11.899999618530273,
        "width": 14.100000381469727,
        "low_pct": 55.599998474121094,
        "mid_pct": 42.5,
        "high_pct": 1.7999999523162842,
        "centroid": 528.0,
        "bands": {
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          "bass": 32.79999923706055,
          "low_mid": 32.70000076293945,
          "mid": 9.800000190734863,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
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      }
    },
    {
      "input": "/srv/music-files/pipeline/batch-20260331-161333-4c6ac5/01_星座学家_20260331/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260331-161333-4c6ac5/01_星座学家_20260331/suno_mixed_1.mp3",
      "before": {
        "lufs": -14.1,
        "peak": -0.10000000149011612,
        "rms": -16.399999618530273,
        "crest": 16.299999237060547,
        "width": 3.0,
        "low_pct": 59.900001525878906,
        "mid_pct": 33.0,
        "high_pct": 7.099999904632568,
        "centroid": 987.0,
        "bands": {
          "sub": 8.100000381469727,
          "bass": 51.79999923706055,
          "low_mid": 28.0,
          "mid": 5.0,
          "high_mid": 1.399999976158142,
          "air": 5.699999809265137
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      "after": {
        "lufs": -11.0,
        "peak": 0.0,
        "rms": -13.600000381469727,
        "crest": 13.600000381469727,
        "width": 3.5999999046325684,
        "low_pct": 53.29999923706055,
        "mid_pct": 38.5,
        "high_pct": 8.199999809265137,
        "centroid": 1127.0,
        "bands": {
          "sub": 7.400000095367432,
          "bass": 45.900001525878906,
          "low_mid": 32.79999923706055,
          "mid": 5.599999904632568,
          "high_mid": 1.600000023841858,
          "air": 6.599999904632568
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3996000289916992,
        "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": 0.14400000870227814,
        "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": 0.1459999978542328,
        "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": -0.6380000114440918,
        "comp_threshold_db": -10.639999389648438,
        "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": 0.14100001752376556,
        "side_gain_db": 1.3320000171661377,
        "_global_low": 59.900001525878906,
        "_global_mid": 33.0,
        "_global_high": 7.099999904632568
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=60% Mid=33% High=7% W=3.0% Crest=16.3",
        "   目标: Low=56% Mid=42% High=2% W=14.1% Crest=11.9",
        "   差值: ΔLow=+4% ΔMid=-10% ΔHigh=+5% ΔW=-11.1% ΔCrest=+4.4",
        "   低频接近目标(Δ+4%) → 微调模式",
        "   高频偏多+5%: 空气感=-0.2dB",
        "   LowMid偏少-5%: 600Hz=+0.1dB",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   Air偏多+5.1%: 空气感再降0.4dB→-0.6dB",
        "   宽度偏窄-11.1%: Side=+1.3dB",
        "   动态偏大+4.4dB: 压缩阈值=-10.6dB, PC mix=15%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2138.0,
        "onset_density": 3.4,
        "low_energy": 68.5
      },
      "ref": {
        "lufs": -8.6,
        "peak": 1.399999976158142,
        "rms": -10.5,
        "crest": 11.899999618530273,
        "width": 14.100000381469727,
        "low_pct": 55.599998474121094,
        "mid_pct": 42.5,
        "high_pct": 1.7999999523162842,
        "centroid": 528.0,
        "bands": {
          "sub": 22.799999237060547,
          "bass": 32.79999923706055,
          "low_mid": 32.70000076293945,
          "mid": 9.800000190734863,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 38.5
}