{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260401-223551/10_Grenade_20260401/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-223551/10_Grenade_20260401/suno_mixed_0.mp3",
      "before": {
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        "low_pct": 44.29999923706055,
        "mid_pct": 51.599998474121094,
        "high_pct": 4.099999904632568,
        "centroid": 811.0,
        "bands": {
          "sub": 5.099999904632568,
          "bass": 39.20000076293945,
          "low_mid": 37.099998474121094,
          "mid": 14.5,
          "high_mid": 3.0,
          "air": 1.100000023841858
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      "after": {
        "lufs": -9.3,
        "peak": 0.30000001192092896,
        "rms": -12.100000381469727,
        "crest": 12.300000190734863,
        "width": 8.399999618530273,
        "low_pct": 43.599998474121094,
        "mid_pct": 52.099998474121094,
        "high_pct": 4.300000190734863,
        "centroid": 826.0,
        "bands": {
          "sub": 6.099999904632568,
          "bass": 37.5,
          "low_mid": 37.5,
          "mid": 14.600000381469727,
          "high_mid": 3.0999999046325684,
          "air": 1.100000023841858
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "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": -0.3879999816417694,
        "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": 0.14900000393390656,
        "pre_gain_db": 0.0,
        "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": -0.009999990463256836,
        "comp_threshold_db": -10.760000228881836,
        "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": -0.5,
        "side_gain_db": -1.0299999713897705,
        "_global_low": 44.29999923706055,
        "_global_mid": 51.599998474121094,
        "_global_high": 4.099999904632568
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=44% Mid=52% High=4% W=15.2% Crest=14.6",
        "   目标: Low=78% Mid=20% High=1% W=4.9% Crest=10.0",
        "   差值: ΔLow=-34% ΔMid=+31% ΔHigh=+3% ΔW=+10.3% ΔCrest=+4.6",
        "   低频偏少-34%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+3%: 空气感=-0.0dB",
        "   LowMid偏多+21%: 600Hz=-0.5dB",
        "   Mid偏多+10%: 2.5kHz=-0.4dB q=1.0",
        "   宽度偏宽+10.3%: Side整体=-1.0dB",
        "   动态偏大+4.6dB: 压缩阈值=-10.8dB, PC mix=15%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 107.7,
        "centroid": 2344.0,
        "onset_density": 2.6,
        "low_energy": 54.400001525878906
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      "ref": {
        "lufs": -8.7,
        "peak": 0.5,
        "rms": -9.5,
        "crest": 10.0,
        "width": 4.900000095367432,
        "low_pct": 77.80000305175781,
        "mid_pct": 20.399999618530273,
        "high_pct": 1.0,
        "centroid": 297.0,
        "bands": {
          "sub": 47.0,
          "bass": 30.799999237060547,
          "low_mid": 15.600000381469727,
          "mid": 4.800000190734863,
          "high_mid": 0.800000011920929,
          "air": 0.20000000298023224
        }
      }
    },
    {
      "input": "/srv/music-files/pipeline/batch-20260401-223551/10_Grenade_20260401/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-223551/10_Grenade_20260401/suno_mixed_1.mp3",
      "before": {
        "lufs": -11.5,
        "peak": 0.699999988079071,
        "rms": -14.899999618530273,
        "crest": 15.5,
        "width": 12.100000381469727,
        "low_pct": 40.70000076293945,
        "mid_pct": 53.599998474121094,
        "high_pct": 5.699999809265137,
        "centroid": 1210.0,
        "bands": {
          "sub": 9.800000190734863,
          "bass": 30.899999618530273,
          "low_mid": 29.299999237060547,
          "mid": 24.299999237060547,
          "high_mid": 3.5,
          "air": 2.299999952316284
        }
      },
      "after": {
        "lufs": -9.1,
        "peak": 0.20000000298023224,
        "rms": -12.199999809265137,
        "crest": 12.399999618530273,
        "width": 8.800000190734863,
        "low_pct": 46.79999923706055,
        "mid_pct": 47.599998474121094,
        "high_pct": 5.599999904632568,
        "centroid": 1120.0,
        "bands": {
          "sub": 11.5,
          "bass": 35.29999923706055,
          "low_mid": 26.0,
          "mid": 21.600000381469727,
          "high_mid": 3.4000000953674316,
          "air": 2.200000047683716
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "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": -0.5,
        "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": 0.16249999403953552,
        "pre_gain_db": 0.0,
        "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": -0.33799996972084045,
        "comp_threshold_db": -11.300000190734863,
        "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": -0.41099995374679565,
        "side_gain_db": -0.7200000286102295,
        "_global_low": 40.70000076293945,
        "_global_mid": 53.599998474121094,
        "_global_high": 5.699999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=41% Mid=54% High=6% W=12.1% Crest=15.5",
        "   目标: Low=78% Mid=20% High=1% W=4.9% Crest=10.0",
        "   差值: ΔLow=-37% ΔMid=+33% ΔHigh=+5% ΔW=+7.2% ΔCrest=+5.5",
        "   低频偏少-37%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+5%: 空气感=-0.2dB",
        "   LowMid偏多+14%: 600Hz=-0.4dB",
        "   Mid偏多+20%: 2.5kHz=-0.5dB q=1.0",
        "   Air偏多+2.1%: 空气感再降0.2dB→-0.3dB",
        "   宽度偏宽+7.2%: Side整体=-0.7dB",
        "   动态偏大+5.5dB: 压缩阈值=-11.3dB, PC mix=16%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 107.7,
        "centroid": 2282.0,
        "onset_density": 2.6,
        "low_energy": 39.79999923706055
      },
      "ref": {
        "lufs": -8.7,
        "peak": 0.5,
        "rms": -9.5,
        "crest": 10.0,
        "width": 4.900000095367432,
        "low_pct": 77.80000305175781,
        "mid_pct": 20.399999618530273,
        "high_pct": 1.0,
        "centroid": 297.0,
        "bands": {
          "sub": 47.0,
          "bass": 30.799999237060547,
          "low_mid": 15.600000381469727,
          "mid": 4.800000190734863,
          "high_mid": 0.800000011920929,
          "air": 0.20000000298023224
        }
      }
    }
  ],
  "time": 35.1
}