{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260514-161636-5676b8/01_Contact_20260514/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260514-161636-5676b8/01_Contact_20260514/suno_mixed_0.mp3",
      "before": {
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        "centroid": 511.0,
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          "mid": 5.099999904632568,
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          "air": 1.7000000476837158
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        "lufs": -11.3,
        "peak": 0.30000001192092896,
        "rms": -12.5,
        "crest": 12.800000190734863,
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        "low_pct": 68.4000015258789,
        "mid_pct": 28.200000762939453,
        "high_pct": 3.299999952316284,
        "centroid": 621.0,
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          "sub": 7.199999809265137,
          "bass": 61.20000076293945,
          "low_mid": 21.5,
          "mid": 6.699999809265137,
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          "air": 2.0999999046325684
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.20159998536109924,
        "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": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.5000003576278687,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.24999982118606567,
        "tight_hz": 120,
        "tight_db": -0.9500001072883606,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.09000001847743988,
        "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,
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        "_global_mid": 21.5,
        "_global_high": 2.700000047683716
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=76% Mid=22% High=3% W=4.8% Crest=13.0",
        "   目标: Low=61% Mid=39% High=1% W=10.4% Crest=11.0",
        "   差值: ΔLow=+15% ΔMid=-17% ΔHigh=+2% ΔW=-5.6% ΔCrest=+2.0",
        "   低频偏多+15%: 去闷=-1.5dB, 低频增强=0.2dB, 收紧=-1.0dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-19%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ+2%) → 不调",
        "   宽度偏窄-5.6%: Side=+0.7dB",
        "   动态接近目标(Δ+2.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2843.0,
        "onset_density": 4.8,
        "low_energy": 62.5
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      "ref": {
        "lufs": -8.8,
        "peak": 0.699999988079071,
        "rms": -10.199999809265137,
        "crest": 11.0,
        "width": 10.399999618530273,
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        "mid_pct": 38.599998474121094,
        "high_pct": 0.6000000238418579,
        "centroid": 354.0,
        "bands": {
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          "low_mid": 34.900001525878906,
          "mid": 3.5999999046325684,
          "high_mid": 0.4000000059604645,
          "air": 0.20000000298023224
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    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260514-161636-5676b8/01_Contact_20260514/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260514-161636-5676b8/01_Contact_20260514/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -0.5,
        "rms": -14.100000381469727,
        "crest": 13.600000381469727,
        "width": 4.599999904632568,
        "low_pct": 77.19999694824219,
        "mid_pct": 20.700000762939453,
        "high_pct": 2.0999999046325684,
        "centroid": 438.0,
        "bands": {
          "sub": 44.400001525878906,
          "bass": 32.79999923706055,
          "low_mid": 15.100000381469727,
          "mid": 5.599999904632568,
          "high_mid": 0.800000011920929,
          "air": 1.2999999523162842
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      "after": {
        "lufs": -11.5,
        "peak": 0.30000001192092896,
        "rms": -12.5,
        "crest": 12.800000190734863,
        "width": 4.800000190734863,
        "low_pct": 68.0,
        "mid_pct": 29.200000762939453,
        "high_pct": 2.799999952316284,
        "centroid": 581.0,
        "bands": {
          "sub": 39.400001525878906,
          "bass": 28.5,
          "low_mid": 21.299999237060547,
          "mid": 7.900000095367432,
          "high_mid": 1.100000023841858,
          "air": 1.7000000476837158
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.20879998803138733,
        "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": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.6399997472763062,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.18000012636184692,
        "tight_hz": 120,
        "tight_db": -0.9919999241828918,
        "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": 0.6959999203681946,
        "_global_low": 77.19999694824219,
        "_global_mid": 20.700000762939453,
        "_global_high": 2.0999999046325684
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=77% Mid=21% High=2% W=4.6% Crest=13.6",
        "   目标: Low=61% Mid=39% High=1% W=10.4% Crest=11.0",
        "   差值: ΔLow=+16% ΔMid=-18% ΔHigh=+1% ΔW=-5.8% ΔCrest=+2.6",
        "   低频偏多+16%: 去闷=-1.6dB, 低频增强=0.2dB, 收紧=-1.0dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-20%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ+2%) → 不调",
        "   宽度偏窄-5.8%: Side=+0.7dB",
        "   动态接近目标(Δ+2.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "rock",
        "confidence": "medium",
        "source": "audio",
        "bpm": 64.6,
        "centroid": 2664.0,
        "onset_density": 4.2,
        "low_energy": 66.30000305175781
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      "ref": {
        "lufs": -8.8,
        "peak": 0.699999988079071,
        "rms": -10.199999809265137,
        "crest": 11.0,
        "width": 10.399999618530273,
        "low_pct": 60.79999923706055,
        "mid_pct": 38.599998474121094,
        "high_pct": 0.6000000238418579,
        "centroid": 354.0,
        "bands": {
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          "bass": 44.79999923706055,
          "low_mid": 34.900001525878906,
          "mid": 3.5999999046325684,
          "high_mid": 0.4000000059604645,
          "air": 0.20000000298023224
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      }
    }
  ],
  "time": 50.6
}