{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260513-002930-f95b1e/04_多远都要在一起_20260513/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260513-002930-f95b1e/04_多远都要在一起_20260513/suno_mixed_0.mp3",
      "before": {
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          "mid": 14.899999618530273,
          "high_mid": 4.800000190734863,
          "air": 3.5
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      "after": {
        "lufs": -10.5,
        "peak": 0.10000000149011612,
        "rms": -13.300000190734863,
        "crest": 13.399999618530273,
        "width": 10.800000190734863,
        "low_pct": 50.29999923706055,
        "mid_pct": 42.099998474121094,
        "high_pct": 7.599999904632568,
        "centroid": 1022.0,
        "bands": {
          "sub": 21.299999237060547,
          "bass": 29.0,
          "low_mid": 28.899999618530273,
          "mid": 13.100000381469727,
          "high_mid": 4.5,
          "air": 3.0999999046325684
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3240000009536743,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5520000457763672,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5520000457763672,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.42799997329711914,
        "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": -0.6360000371932983,
        "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": 0.14699998497962952,
        "side_gain_db": 1.0799999237060547,
        "_global_low": 47.099998474121094,
        "_global_mid": 44.599998474121094,
        "_global_high": 8.300000190734863
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=47% Mid=45% High=8% W=11.6% Crest=14.8",
        "   目标: Low=60% Mid=39% High=2% W=20.6% Crest=13.0",
        "   差值: ΔLow=-13% ΔMid=+6% ΔHigh=+7% ΔW=-9.0% ΔCrest=+1.8",
        "   低频偏少-13%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+7%: 空气感=-0.4dB",
        "   LowMid偏少-5%: 600Hz=+0.1dB",
        "   Mid偏多+11%: 2.5kHz=-0.4dB q=1.0",
        "   Air偏多+3.2%: 空气感再降0.3dB→-0.6dB",
        "   宽度偏窄-9.0%: Side=+1.1dB",
        "   动态接近目标(Δ+1.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2501.0,
        "onset_density": 2.7,
        "low_energy": 44.0
      },
      "ref": {
        "lufs": -9.4,
        "peak": 0.8999999761581421,
        "rms": -12.100000381469727,
        "crest": 13.0,
        "width": 20.600000381469727,
        "low_pct": 59.70000076293945,
        "mid_pct": 38.70000076293945,
        "high_pct": 1.5,
        "centroid": 384.0,
        "bands": {
          "sub": 10.399999618530273,
          "bass": 49.29999923706055,
          "low_mid": 34.5,
          "mid": 4.199999809265137,
          "high_mid": 1.100000023841858,
          "air": 0.30000001192092896
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      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260513-002930-f95b1e/04_多远都要在一起_20260513/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260513-002930-f95b1e/04_多远都要在一起_20260513/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.1,
        "peak": -1.5,
        "rms": -15.5,
        "crest": 14.0,
        "width": 10.399999618530273,
        "low_pct": 42.79999923706055,
        "mid_pct": 49.900001525878906,
        "high_pct": 7.300000190734863,
        "centroid": 1227.0,
        "bands": {
          "sub": 12.199999809265137,
          "bass": 30.600000381469727,
          "low_mid": 21.700000762939453,
          "mid": 28.200000762939453,
          "high_mid": 4.800000190734863,
          "air": 2.4000000953674316
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      "after": {
        "lufs": -9.4,
        "peak": 0.20000000298023224,
        "rms": -12.5,
        "crest": 12.600000381469727,
        "width": 11.0,
        "low_pct": 47.29999923706055,
        "mid_pct": 46.099998474121094,
        "high_pct": 6.5,
        "centroid": 1089.0,
        "bands": {
          "sub": 15.699999809265137,
          "bass": 31.700000762939453,
          "low_mid": 22.0,
          "mid": 24.100000381469727,
          "high_mid": 4.300000190734863,
          "air": 2.200000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3672000467777252,
        "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": 0.03,
        "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": -0.4480000436306,
        "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": 0.3839999735355377,
        "side_gain_db": 1.224000096321106,
        "_global_low": 42.79999923706055,
        "_global_mid": 49.900001525878906,
        "_global_high": 7.300000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=43% Mid=50% High=7% W=10.4% Crest=14.0",
        "   目标: Low=60% Mid=39% High=2% W=20.6% Crest=13.0",
        "   差值: ΔLow=-17% ΔMid=+11% ΔHigh=+6% ΔW=-10.2% ΔCrest=+1.0",
        "   低频偏少-17%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+6%: 空气感=-0.3dB",
        "   LowMid偏少-13%: 600Hz=+0.4dB",
        "   Mid偏多+24%: 2.5kHz=-0.5dB q=1.0",
        "   Air偏多+2.1%: 空气感再降0.2dB→-0.4dB",
        "   宽度偏窄-10.2%: Side=+1.2dB",
        "   动态接近目标(Δ+1.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2749.0,
        "onset_density": 3.0,
        "low_energy": 33.599998474121094
      },
      "ref": {
        "lufs": -9.4,
        "peak": 0.8999999761581421,
        "rms": -12.100000381469727,
        "crest": 13.0,
        "width": 20.600000381469727,
        "low_pct": 59.70000076293945,
        "mid_pct": 38.70000076293945,
        "high_pct": 1.5,
        "centroid": 384.0,
        "bands": {
          "sub": 10.399999618530273,
          "bass": 49.29999923706055,
          "low_mid": 34.5,
          "mid": 4.199999809265137,
          "high_mid": 1.100000023841858,
          "air": 0.30000001192092896
        }
      }
    }
  ],
  "time": 42.4
}