{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260401-014844-496318/01_星座学家_20260401/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-014844-496318/01_星座学家_20260401/suno_mixed_0.mp3",
      "before": {
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          "mid": 5.5,
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        "lufs": -10.8,
        "peak": 0.0,
        "rms": -13.100000381469727,
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        "low_pct": 60.400001525878906,
        "mid_pct": 32.20000076293945,
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        "centroid": 1088.0,
        "bands": {
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          "bass": 45.29999923706055,
          "low_mid": 25.0,
          "mid": 7.199999809265137,
          "high_mid": 1.399999976158142,
          "air": 6.0
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.4320000112056732,
        "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": 0.1290000081062317,
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        "parallel_comp_enabled": true,
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        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
        "parallel_comp_mix": 0.12650001049041748,
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        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.4099998474121094,
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        "sub_shelf_hz": 80,
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        "tight_db": -0.9229999780654907,
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        "air_hz": 16000,
        "air_db": -0.3279999792575836,
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        "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,
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        "side_gain_db": 1.4399999380111694,
        "_global_low": 69.69999694824219,
        "_global_mid": 25.100000381469727,
        "_global_high": 5.199999809265137
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=25% High=5% W=2.1% Crest=15.0",
        "   目标: Low=56% Mid=42% High=2% W=14.1% Crest=11.9",
        "   差值: ΔLow=+14% ΔMid=-17% ΔHigh=+3% ΔW=-12.0% ΔCrest=+3.1",
        "   低频偏多+14%: 去闷=-1.4dB, 低频增强=0.3dB, 收紧=-0.9dB",
        "   高频偏多+3%: 空气感=-0.0dB",
        "   LowMid偏少-13%: 600Hz=+0.4dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   Air偏多+3.6%: 空气感再降0.3dB→-0.3dB",
        "   宽度偏窄-12.0%: Side=+1.4dB",
        "   动态偏大+3.1dB: 压缩阈值=-9.9dB, PC mix=13%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2042.0,
        "onset_density": 3.8,
        "low_energy": 78.0
      },
      "ref": {
        "lufs": -8.6,
        "peak": 1.399999976158142,
        "rms": -10.5,
        "crest": 11.899999618530273,
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        "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-20260401-014844-496318/01_星座学家_20260401/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-014844-496318/01_星座学家_20260401/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.0,
        "peak": 0.30000001192092896,
        "rms": -14.899999618530273,
        "crest": 15.199999809265137,
        "width": 2.4000000953674316,
        "low_pct": 77.69999694824219,
        "mid_pct": 19.299999237060547,
        "high_pct": 2.9000000953674316,
        "centroid": 497.0,
        "bands": {
          "sub": 13.399999618530273,
          "bass": 64.30000305175781,
          "low_mid": 16.5,
          "mid": 2.9000000953674316,
          "high_mid": 0.6000000238418579,
          "air": 2.299999952316284
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      "after": {
        "lufs": -10.7,
        "peak": 0.30000001192092896,
        "rms": -13.0,
        "crest": 13.300000190734863,
        "width": 2.9000000953674316,
        "low_pct": 68.0999984741211,
        "mid_pct": 27.0,
        "high_pct": 4.800000190734863,
        "centroid": 732.0,
        "bands": {
          "sub": 11.899999618530273,
          "bass": 56.20000076293945,
          "low_mid": 22.799999237060547,
          "mid": 4.199999809265137,
          "high_mid": 1.0,
          "air": 3.799999952316284
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.4212000370025635,
        "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": 0.2070000022649765,
        "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": 0.12950000166893005,
        "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": -1.1629998683929443,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -9.980000495910645,
        "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": 0.4860000014305115,
        "side_gain_db": 1.4040000438690186,
        "_global_low": 77.69999694824219,
        "_global_mid": 19.299999237060547,
        "_global_high": 2.9000000953674316
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=78% Mid=19% High=3% W=2.4% Crest=15.2",
        "   目标: Low=56% Mid=42% High=2% W=14.1% Crest=11.9",
        "   差值: ΔLow=+22% ΔMid=-23% ΔHigh=+1% ΔW=-11.7% ΔCrest=+3.3",
        "   低频偏多+22%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.2dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-16%: 600Hz=+0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-11.7%: Side=+1.4dB",
        "   动态偏大+3.3dB: 压缩阈值=-10.0dB, PC mix=13%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1945.0,
        "onset_density": 3.5,
        "low_energy": 80.0
      },
      "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
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      }
    }
  ],
  "time": 36.9
}