{
  "songs": [
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      "input": "/srv/music-files/pipeline/batch-20260403-170654/01_pov_Unfinished_Maps_20260403/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260403-170654/01_pov_Unfinished_Maps_20260403/suno_mixed_0.mp3",
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        "crest": 13.399999618530273,
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        "low_pct": 53.900001525878906,
        "mid_pct": 38.900001525878906,
        "high_pct": 7.199999809265137,
        "centroid": 985.0,
        "bands": {
          "sub": 23.700000762939453,
          "bass": 30.200000762939453,
          "low_mid": 29.0,
          "mid": 9.899999618530273,
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        "side_high_shelf_hz": 10000,
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        "mid_peak_db": 0.5,
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        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 1000,
        "mid_snap_db": 0.0,
        "mid_snap_q": 0.5,
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        "parallel_comp_threshold_db": -20.0,
        "parallel_comp_ratio": 8.0,
        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
        "parallel_comp_mix": 0.13849999010562897,
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        "sub_shelf_hz": 80,
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        "tight_db": -0.6739999651908875,
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        "comp_ratio": 2.0,
        "comp_attack_ms": 20,
        "comp_release_ms": 100,
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        "_global_high": 5.199999809265137
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=66% Mid=29% High=5% W=8.4% Crest=15.9",
        "   目标: Low=60% Mid=38% High=3% W=11.2% Crest=12.0",
        "   差值: ΔLow=+6% ΔMid=-8% ΔHigh=+2% ΔW=-2.8% ΔCrest=+3.9",
        "   低频偏多+6%: 去闷=-0.6dB, 低频增强=0.7dB, 收紧=-0.7dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-9%: 600Hz=+0.3dB",
        "   Mid接近目标(Δ+1%) → 不调",
        "   Air偏多+2.1%: 空气感再降0.2dB→-0.1dB",
        "   宽度偏窄-2.8%: Side=+0.3dB",
        "   动态偏大+3.9dB: 压缩阈值=-10.3dB, PC mix=14%"
      ],
      "genre": {
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        "confidence": "medium",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2465.0,
        "onset_density": 2.3,
        "low_energy": 59.20000076293945
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        "lufs": -8.2,
        "peak": 1.7000000476837158,
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        "crest": 12.0,
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        "low_pct": 59.70000076293945,
        "mid_pct": 37.5,
        "high_pct": 2.700000047683716,
        "centroid": 560.0,
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          "low_mid": 30.899999618530273,
          "mid": 6.599999904632568,
          "high_mid": 1.399999976158142,
          "air": 1.2999999523162842
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    {
      "input": "/srv/music-files/pipeline/batch-20260403-170654/01_pov_Unfinished_Maps_20260403/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260403-170654/01_pov_Unfinished_Maps_20260403/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.9,
        "peak": -0.20000000298023224,
        "rms": -16.399999618530273,
        "crest": 16.200000762939453,
        "width": 9.100000381469727,
        "low_pct": 64.30000305175781,
        "mid_pct": 30.299999237060547,
        "high_pct": 5.300000190734863,
        "centroid": 739.0,
        "bands": {
          "sub": 16.299999237060547,
          "bass": 48.0,
          "low_mid": 24.799999237060547,
          "mid": 5.5,
          "high_mid": 1.7999999523162842,
          "air": 3.5
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      "after": {
        "lufs": -11.1,
        "peak": 0.0,
        "rms": -13.800000190734863,
        "crest": 13.800000190734863,
        "width": 8.699999809265137,
        "low_pct": 51.900001525878906,
        "mid_pct": 40.599998474121094,
        "high_pct": 7.400000095367432,
        "centroid": 976.0,
        "bands": {
          "sub": 12.199999809265137,
          "bass": 39.79999923706055,
          "low_mid": 33.900001525878906,
          "mid": 6.800000190734863,
          "high_mid": 2.5999999046325684,
          "air": 4.800000190734863
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.07559997588396072,
        "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": 1000,
        "mid_snap_db": 0.0,
        "mid_snap_q": 0.5,
        "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": 0.14300000667572021,
        "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": -0.13600000739097595,
        "comp_threshold_db": -10.520000457763672,
        "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": 0.18300001323223114,
        "side_gain_db": 0.2519999146461487,
        "_global_low": 64.30000305175781,
        "_global_mid": 30.299999237060547,
        "_global_high": 5.300000190734863
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=64% Mid=30% High=5% W=9.1% Crest=16.2",
        "   目标: Low=60% Mid=38% High=3% W=11.2% Crest=12.0",
        "   差值: ΔLow=+5% ΔMid=-7% ΔHigh=+3% ΔW=-2.1% ΔCrest=+4.2",
        "   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-6%: 600Hz=+0.2dB",
        "   Mid接近目标(Δ-1%) → 不调",
        "   Air偏多+2.2%: 空气感再降0.2dB→-0.1dB",
        "   宽度偏窄-2.1%: Side=+0.3dB",
        "   动态偏大+4.2dB: 压缩阈值=-10.5dB, PC mix=14%"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2428.0,
        "onset_density": 2.4,
        "low_energy": 58.599998474121094
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      "ref": {
        "lufs": -8.2,
        "peak": 1.7000000476837158,
        "rms": -10.300000190734863,
        "crest": 12.0,
        "width": 11.199999809265137,
        "low_pct": 59.70000076293945,
        "mid_pct": 37.5,
        "high_pct": 2.700000047683716,
        "centroid": 560.0,
        "bands": {
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          "bass": 31.299999237060547,
          "low_mid": 30.899999618530273,
          "mid": 6.599999904632568,
          "high_mid": 1.399999976158142,
          "air": 1.2999999523162842
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      }
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  ],
  "time": 38.1
}