{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260403-001506-87238f/02_Curtain Call_20260403/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260403-001506-87238f/02_Curtain Call_20260403/suno_mixed_0.mp3",
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        "centroid": 162.0,
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          "low_mid": 7.699999809265137,
          "mid": 1.0,
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          "air": 0.30000001192092896
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        "lufs": -11.8,
        "peak": 0.4000000059604645,
        "rms": -13.0,
        "crest": 13.399999618530273,
        "width": 10.0,
        "low_pct": 87.9000015258789,
        "mid_pct": 11.100000381469727,
        "high_pct": 1.0,
        "centroid": 205.0,
        "bands": {
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          "bass": 21.799999237060547,
          "low_mid": 9.699999809265137,
          "mid": 1.399999976158142,
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          "air": 0.5
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.15480001270771027,
        "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": 0.14999999105930328,
        "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": 0.5200000405311584,
        "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,
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        "_global_mid": 8.600000381469727,
        "_global_high": 0.699999988079071
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=91% Mid=9% High=1% W=8.8% Crest=14.3",
        "   目标: Low=54% Mid=43% High=3% W=13.1% Crest=14.8",
        "   差值: ΔLow=+36% ΔMid=-34% ΔHigh=-2% ΔW=-4.3% ΔCrest=-0.5",
        "   低频偏多+36%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏少-2%: 空气感=+0.5dB",
        "   LowMid偏少-29%: 600Hz=+0.5dB",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-4.3%: Side=+0.5dB",
        "   动态接近目标(Δ-0.5dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 1649.0,
        "onset_density": 1.9,
        "low_energy": 66.80000305175781
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        "lufs": -11.5,
        "peak": 1.100000023841858,
        "rms": -13.699999809265137,
        "crest": 14.800000190734863,
        "width": 13.100000381469727,
        "low_pct": 54.5,
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        "high_pct": 2.9000000953674316,
        "centroid": 615.0,
        "bands": {
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          "bass": 49.0,
          "low_mid": 36.599998474121094,
          "mid": 6.0,
          "high_mid": 1.0,
          "air": 1.899999976158142
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    },
    {
      "input": "/srv/music-files/pipeline/batch-20260403-001506-87238f/02_Curtain Call_20260403/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260403-001506-87238f/02_Curtain Call_20260403/suno_mixed_1.mp3",
      "before": {
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        "peak": -1.100000023841858,
        "rms": -14.800000190734863,
        "crest": 13.699999809265137,
        "width": 9.600000381469727,
        "low_pct": 75.9000015258789,
        "mid_pct": 21.200000762939453,
        "high_pct": 2.9000000953674316,
        "centroid": 438.0,
        "bands": {
          "sub": 12.899999618530273,
          "bass": 62.900001525878906,
          "low_mid": 19.200000762939453,
          "mid": 2.0999999046325684,
          "high_mid": 1.2999999523162842,
          "air": 1.600000023841858
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      "after": {
        "lufs": -11.1,
        "peak": 0.30000001192092896,
        "rms": -12.5,
        "crest": 12.800000190734863,
        "width": 10.699999809265137,
        "low_pct": 69.80000305175781,
        "mid_pct": 26.200000762939453,
        "high_pct": 4.0,
        "centroid": 572.0,
        "bands": {
          "sub": 8.199999809265137,
          "bass": 61.599998474121094,
          "low_mid": 23.299999237060547,
          "mid": 3.0,
          "high_mid": 1.7999999523162842,
          "air": 2.200000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.12600000202655792,
        "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": 0.11699999868869781,
        "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": -1.1419999599456787,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "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": 0.41999998688697815,
        "_global_low": 75.9000015258789,
        "_global_mid": 21.200000762939453,
        "_global_high": 2.9000000953674316
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=76% Mid=21% High=3% W=9.6% Crest=13.7",
        "   目标: Low=54% Mid=43% High=3% W=13.1% Crest=14.8",
        "   差值: ΔLow=+21% ΔMid=-21% ΔHigh=+0% ΔW=-3.5% ΔCrest=-1.1",
        "   低频偏多+21%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-17%: 600Hz=+0.5dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-3.5%: Side=+0.4dB",
        "   动态接近目标(Δ-1.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1726.0,
        "onset_density": 2.0,
        "low_energy": 64.30000305175781
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      "ref": {
        "lufs": -11.5,
        "peak": 1.100000023841858,
        "rms": -13.699999809265137,
        "crest": 14.800000190734863,
        "width": 13.100000381469727,
        "low_pct": 54.5,
        "mid_pct": 42.599998474121094,
        "high_pct": 2.9000000953674316,
        "centroid": 615.0,
        "bands": {
          "sub": 5.400000095367432,
          "bass": 49.0,
          "low_mid": 36.599998474121094,
          "mid": 6.0,
          "high_mid": 1.0,
          "air": 1.899999976158142
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      }
    }
  ],
  "time": 30.3
}