{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260419-114932-76de86/01_I Want You_20260419/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260419-114932-76de86/01_I Want You_20260419/suno_mixed_0.mp3",
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        "low_pct": 52.400001525878906,
        "mid_pct": 44.400001525878906,
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          "mid": 11.0,
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      "adapted_params": {
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        "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,
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        "mid_snap_hz": 2500,
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        "parallel_comp_enabled": true,
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        "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,
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        "dull_hz": 300,
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        "comp_attack_ms": 20,
        "comp_release_ms": 100,
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        "mp3_bitrate": 320,
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        "_global_mid": 52.599998474121094,
        "_global_high": 3.299999952316284
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=44% Mid=53% High=3% W=18.1% Crest=14.2",
        "   目标: Low=69% Mid=30% High=1% W=11.7% Crest=11.6",
        "   差值: ΔLow=-25% ΔMid=+23% ΔHigh=+2% ΔW=+6.4% ΔCrest=+2.6",
        "   低频偏少-25%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏多+16%: 600Hz=-0.5dB",
        "   Mid偏多+7%: 2.5kHz=-0.3dB q=1.0",
        "   宽度偏宽+6.4%: Side整体=-0.6dB",
        "   动态接近目标(Δ+2.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
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        "confidence": "high",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 1770.0,
        "onset_density": 3.4,
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        "lufs": -8.7,
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        "centroid": 381.0,
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          "mid": 5.900000095367432,
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          "air": 0.30000001192092896
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    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260419-114932-76de86/01_I Want You_20260419/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260419-114932-76de86/01_I Want You_20260419/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.0,
        "peak": -0.800000011920929,
        "rms": -14.300000190734863,
        "crest": 13.5,
        "width": 18.0,
        "low_pct": 48.5,
        "mid_pct": 48.29999923706055,
        "high_pct": 3.200000047683716,
        "centroid": 701.0,
        "bands": {
          "sub": 6.599999904632568,
          "bass": 41.900001525878906,
          "low_mid": 38.900001525878906,
          "mid": 9.300000190734863,
          "high_mid": 2.200000047683716,
          "air": 1.0
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      "after": {
        "lufs": -9.2,
        "peak": 0.20000000298023224,
        "rms": -11.100000381469727,
        "crest": 11.300000190734863,
        "width": 12.199999809265137,
        "low_pct": 57.5,
        "mid_pct": 39.20000076293945,
        "high_pct": 3.299999952316284,
        "centroid": 646.0,
        "bands": {
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          "bass": 49.29999923706055,
          "low_mid": 30.899999618530273,
          "mid": 8.300000190734863,
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          "air": 1.0
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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": -0.13600000739097595,
        "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": 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": 0.07999999821186066,
        "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": -0.4560000002384186,
        "side_gain_db": -0.6300000548362732,
        "_global_low": 48.5,
        "_global_mid": 48.29999923706055,
        "_global_high": 3.200000047683716
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=48% Mid=48% High=3% W=18.0% Crest=13.5",
        "   目标: Low=69% Mid=30% High=1% W=11.7% Crest=11.6",
        "   差值: ΔLow=-21% ΔMid=+19% ΔHigh=+2% ΔW=+6.3% ΔCrest=+1.9",
        "   低频偏少-21%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏多+15%: 600Hz=-0.5dB",
        "   Mid偏多+3%: 2.5kHz=-0.1dB q=1.0",
        "   宽度偏宽+6.3%: Side整体=-0.6dB",
        "   动态接近目标(Δ+1.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 2041.0,
        "onset_density": 3.1,
        "low_energy": 53.20000076293945
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      "ref": {
        "lufs": -8.7,
        "peak": 0.699999988079071,
        "rms": -10.899999618530273,
        "crest": 11.600000381469727,
        "width": 11.699999809265137,
        "low_pct": 69.30000305175781,
        "mid_pct": 29.600000381469727,
        "high_pct": 1.0,
        "centroid": 381.0,
        "bands": {
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          "bass": 56.79999923706055,
          "low_mid": 23.700000762939453,
          "mid": 5.900000095367432,
          "high_mid": 0.699999988079071,
          "air": 0.30000001192092896
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      }
    }
  ],
  "time": 50.6
}