{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260401-113248-cbf82c/01_Bleeding Love_20260401/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-113248-cbf82c/01_Bleeding Love_20260401/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.4,
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        "crest": 14.699999809265137,
        "width": 5.599999904632568,
        "low_pct": 70.0,
        "mid_pct": 24.799999237060547,
        "high_pct": 5.099999904632568,
        "centroid": 819.0,
        "bands": {
          "sub": 41.400001525878906,
          "bass": 28.600000381469727,
          "low_mid": 12.699999809265137,
          "mid": 12.100000381469727,
          "high_mid": 1.7999999523162842,
          "air": 3.4000000953674316
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      },
      "after": {
        "lufs": -9.9,
        "peak": 0.4000000059604645,
        "rms": -12.600000381469727,
        "crest": 13.0,
        "width": 9.199999809265137,
        "low_pct": 54.5,
        "mid_pct": 38.20000076293945,
        "high_pct": 7.300000190734863,
        "centroid": 1165.0,
        "bands": {
          "sub": 33.20000076293945,
          "bass": 21.299999237060547,
          "low_mid": 20.200000762939453,
          "mid": 17.899999618530273,
          "high_mid": 2.4000000953674316,
          "air": 4.900000095367432
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.5471999645233154,
        "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": -0.20800000429153442,
        "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": 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": -1.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.34200000762939453,
        "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": 0.5,
        "side_gain_db": 1.8239997625350952,
        "_global_low": 70.0,
        "_global_mid": 24.799999237060547,
        "_global_high": 5.099999904632568
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=25% High=5% W=5.6% Crest=14.7",
        "   目标: Low=17% Mid=82% High=1% W=20.8% Crest=16.4",
        "   差值: ΔLow=+53% ΔMid=-57% ΔHigh=+4% ΔW=-15.2% ΔCrest=-1.7",
        "   低频偏多+53%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏多+4%: 空气感=-0.1dB",
        "   LowMid偏少-62%: 600Hz=+0.5dB",
        "   Mid偏多+5%: 2.5kHz=-0.2dB q=1.0",
        "   Air偏多+2.9%: 空气感再降0.2dB→-0.3dB",
        "   宽度偏窄-15.2%: Side=+1.8dB",
        "   动态接近目标(Δ-1.7dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 123.0,
        "centroid": 2635.0,
        "onset_density": 2.8,
        "low_energy": 51.400001525878906
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      "ref": {
        "lufs": -13.9,
        "peak": -0.0,
        "rms": -16.399999618530273,
        "crest": 16.399999618530273,
        "width": 20.799999237060547,
        "low_pct": 17.100000381469727,
        "mid_pct": 81.80000305175781,
        "high_pct": 1.0,
        "centroid": 562.0,
        "bands": {
          "sub": 0.20000000298023224,
          "bass": 17.0,
          "low_mid": 75.0,
          "mid": 6.900000095367432,
          "high_mid": 0.6000000238418579,
          "air": 0.5
        }
      }
    },
    {
      "input": "/srv/music-files/pipeline/batch-20260401-113248-cbf82c/01_Bleeding Love_20260401/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-113248-cbf82c/01_Bleeding Love_20260401/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.5,
        "peak": 0.20000000298023224,
        "rms": -16.0,
        "crest": 16.100000381469727,
        "width": 3.5,
        "low_pct": 73.5999984741211,
        "mid_pct": 20.100000381469727,
        "high_pct": 6.300000190734863,
        "centroid": 876.0,
        "bands": {
          "sub": 45.400001525878906,
          "bass": 28.200000762939453,
          "low_mid": 11.899999618530273,
          "mid": 8.100000381469727,
          "high_mid": 1.2000000476837158,
          "air": 5.099999904632568
        }
      },
      "after": {
        "lufs": -10.6,
        "peak": 0.4000000059604645,
        "rms": -13.699999809265137,
        "crest": 14.100000381469727,
        "width": 6.599999904632568,
        "low_pct": 56.900001525878906,
        "mid_pct": 32.79999923706055,
        "high_pct": 10.300000190734863,
        "centroid": 1384.0,
        "bands": {
          "sub": 39.5,
          "bass": 17.399999618530273,
          "low_mid": 19.299999237060547,
          "mid": 13.5,
          "high_mid": 1.7999999523162842,
          "air": 8.5
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.6,
        "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": 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": 0.03,
        "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": -1.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.5979999899864197,
        "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": 0.5,
        "side_gain_db": 2.0,
        "_global_low": 73.5999984741211,
        "_global_mid": 20.100000381469727,
        "_global_high": 6.300000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=74% Mid=20% High=6% W=3.5% Crest=16.1",
        "   目标: Low=17% Mid=82% High=1% W=20.8% Crest=16.4",
        "   差值: ΔLow=+56% ΔMid=-62% ΔHigh=+5% ΔW=-17.3% ΔCrest=-0.3",
        "   低频偏多+56%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏多+5%: 空气感=-0.2dB",
        "   LowMid偏少-63%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ+1%) → 不调",
        "   Air偏多+4.6%: 空气感再降0.4dB→-0.6dB",
        "   宽度偏窄-17.3%: Side=+2.0dB",
        "   动态接近目标(Δ-0.3dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3508.0,
        "onset_density": 2.3,
        "low_energy": 52.099998474121094
      },
      "ref": {
        "lufs": -13.9,
        "peak": -0.0,
        "rms": -16.399999618530273,
        "crest": 16.399999618530273,
        "width": 20.799999237060547,
        "low_pct": 17.100000381469727,
        "mid_pct": 81.80000305175781,
        "high_pct": 1.0,
        "centroid": 562.0,
        "bands": {
          "sub": 0.20000000298023224,
          "bass": 17.0,
          "low_mid": 75.0,
          "mid": 6.900000095367432,
          "high_mid": 0.6000000238418579,
          "air": 0.5
        }
      }
    }
  ],
  "time": 30.1
}