{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260409-230541-2bf42f/01_360_20260409/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260409-230541-2bf42f/01_360_20260409/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -2.5,
        "rms": -14.5,
        "crest": 12.0,
        "width": 2.0999999046325684,
        "low_pct": 87.69999694824219,
        "mid_pct": 7.5,
        "high_pct": 4.800000190734863,
        "centroid": 599.0,
        "bands": {
          "sub": 46.79999923706055,
          "bass": 41.0,
          "low_mid": 3.5,
          "mid": 4.0,
          "high_mid": 1.600000023841858,
          "air": 3.200000047683716
        }
      },
      "after": {
        "lufs": -9.8,
        "peak": 0.30000001192092896,
        "rms": -11.100000381469727,
        "crest": 11.399999618530273,
        "width": 2.5999999046325684,
        "low_pct": 85.69999694824219,
        "mid_pct": 8.899999618530273,
        "high_pct": 5.400000095367432,
        "centroid": 667.0,
        "bands": {
          "sub": 46.20000076293945,
          "bass": 39.400001525878906,
          "low_mid": 4.199999809265137,
          "mid": 4.699999809265137,
          "high_mid": 1.899999976158142,
          "air": 3.5
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.39239999651908875,
        "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": 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": -1.3799995183944702,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.3100002408027649,
        "tight_hz": 120,
        "tight_db": -0.9139998555183411,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.2680000066757202,
        "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": 1.3079999685287476,
        "_global_low": 87.69999694824219,
        "_global_mid": 7.5,
        "_global_high": 4.800000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=88% Mid=8% High=5% W=2.1% Crest=12.0",
        "   目标: Low=74% Mid=25% High=1% W=13.0% Crest=9.6",
        "   差值: ΔLow=+14% ΔMid=-17% ΔHigh=+4% ΔW=-10.9% ΔCrest=+2.4",
        "   低频偏多+14%: 去闷=-1.4dB, 低频增强=0.3dB, 收紧=-0.9dB",
        "   高频偏多+4%: 空气感=-0.1dB",
        "   LowMid偏少-19%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ+2%) → 不调",
        "   Air偏多+2.6%: 空气感再降0.2dB→-0.3dB",
        "   宽度偏窄-10.9%: Side=+1.3dB",
        "   动态接近目标(Δ+2.4dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3405.0,
        "onset_density": 4.6,
        "low_energy": 78.19999694824219
      },
      "ref": {
        "lufs": -7.7,
        "peak": 0.8999999761581421,
        "rms": -8.699999809265137,
        "crest": 9.600000381469727,
        "width": 13.0,
        "low_pct": 73.9000015258789,
        "mid_pct": 24.799999237060547,
        "high_pct": 1.2000000476837158,
        "centroid": 284.0,
        "bands": {
          "sub": 26.100000381469727,
          "bass": 47.79999923706055,
          "low_mid": 22.399999618530273,
          "mid": 2.4000000953674316,
          "high_mid": 0.6000000238418579,
          "air": 0.6000000238418579
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260409-230541-2bf42f/01_360_20260409/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260409-230541-2bf42f/01_360_20260409/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -1.7000000476837158,
        "rms": -14.800000190734863,
        "crest": 13.0,
        "width": 4.199999809265137,
        "low_pct": 64.69999694824219,
        "mid_pct": 30.600000381469727,
        "high_pct": 4.599999904632568,
        "centroid": 746.0,
        "bands": {
          "sub": 20.399999618530273,
          "bass": 44.29999923706055,
          "low_mid": 20.0,
          "mid": 10.600000381469727,
          "high_mid": 2.0999999046325684,
          "air": 2.5
        }
      },
      "after": {
        "lufs": -9.9,
        "peak": 0.20000000298023224,
        "rms": -11.300000190734863,
        "crest": 11.399999618530273,
        "width": 4.900000095367432,
        "low_pct": 65.5,
        "mid_pct": 29.600000381469727,
        "high_pct": 4.900000095367432,
        "centroid": 746.0,
        "bands": {
          "sub": 21.600000381469727,
          "bass": 43.900001525878906,
          "low_mid": 20.0,
          "mid": 9.5,
          "high_mid": 2.200000047683716,
          "air": 2.700000047683716
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.31679999828338623,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.4840000867843628,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.4840000867843628,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.328000009059906,
        "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": 0.13099998235702515,
        "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": 1.7360002994537354,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.03999999165534973,
        "comp_threshold_db": -10.039999961853027,
        "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": 0.0,
        "side_gain_db": 1.055999994277954,
        "_global_low": 64.69999694824219,
        "_global_mid": 30.600000381469727,
        "_global_high": 4.599999904632568
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=65% Mid=31% High=5% W=4.2% Crest=13.0",
        "   目标: Low=74% Mid=25% High=1% W=13.0% Crest=9.6",
        "   差值: ΔLow=-9% ΔMid=+6% ΔHigh=+3% ΔW=-8.8% ΔCrest=+3.4",
        "   低频偏少-9%: 去闷=0, 低频增强=1.7dB, Mid低频=0.5dB",
        "   高频偏多+3%: 空气感=-0.0dB",
        "   LowMid接近目标(Δ-2%) → 不调",
        "   Mid偏多+8%: 2.5kHz=-0.3dB q=1.0",
        "   宽度偏窄-8.8%: Side=+1.1dB",
        "   动态偏大+3.4dB: 压缩阈值=-10.0dB, PC mix=13%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3479.0,
        "onset_density": 5.0,
        "low_energy": 61.29999923706055
      },
      "ref": {
        "lufs": -7.7,
        "peak": 0.8999999761581421,
        "rms": -8.699999809265137,
        "crest": 9.600000381469727,
        "width": 13.0,
        "low_pct": 73.9000015258789,
        "mid_pct": 24.799999237060547,
        "high_pct": 1.2000000476837158,
        "centroid": 284.0,
        "bands": {
          "sub": 26.100000381469727,
          "bass": 47.79999923706055,
          "low_mid": 22.399999618530273,
          "mid": 2.4000000953674316,
          "high_mid": 0.6000000238418579,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 37.0
}