{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260507-143506-3a2f07/02_Marea (we’ve lost dancing)_20260507/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260507-143506-3a2f07/02_Marea (we’ve lost dancing)_20260507/suno_mixed_0.mp3",
      "before": {
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        "high_pct": 5.0,
        "centroid": 713.0,
        "bands": {
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          "bass": 70.0,
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        "lufs": -11.2,
        "peak": 0.0,
        "rms": -12.899999618530273,
        "crest": 12.899999618530273,
        "width": 6.300000190734863,
        "low_pct": 66.9000015258789,
        "mid_pct": 27.399999618530273,
        "high_pct": 5.699999809265137,
        "centroid": 792.0,
        "bands": {
          "sub": 0.20000000298023224,
          "bass": 66.69999694824219,
          "low_mid": 24.299999237060547,
          "mid": 3.0999999046325684,
          "high_mid": 1.399999976158142,
          "air": 4.300000190734863
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.15119999647140503,
        "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": 2500,
        "mid_snap_db": 0.1379999965429306,
        "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": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.0500000715255737,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.47499996423721313,
        "tight_hz": 120,
        "tight_db": -0.8149999976158142,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.09200002253055573,
        "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": 0.21299999952316284,
        "side_gain_db": 0.5039999485015869,
        "_global_low": 70.0999984741211,
        "_global_mid": 24.899999618530273,
        "_global_high": 5.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=25% High=5% W=7.7% Crest=13.7",
        "   目标: Low=60% Mid=37% High=4% W=11.9% Crest=11.4",
        "   差值: ΔLow=+10% ΔMid=-12% ΔHigh=+1% ΔW=-4.2% ΔCrest=+2.3",
        "   低频偏多+10%: 去闷=-1.1dB, 低频增强=0.5dB, 收紧=-0.8dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-7%: 600Hz=+0.2dB",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   Air偏多+2.6%: 空气感再降0.2dB→0.1dB",
        "   宽度偏窄-4.2%: Side=+0.5dB",
        "   动态接近目标(Δ+2.3dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2683.0,
        "onset_density": 4.3,
        "low_energy": 74.5999984741211
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      "ref": {
        "lufs": -8.6,
        "peak": 1.600000023841858,
        "rms": -9.800000190734863,
        "crest": 11.399999618530273,
        "width": 11.899999618530273,
        "low_pct": 59.599998474121094,
        "mid_pct": 36.599998474121094,
        "high_pct": 3.799999952316284,
        "centroid": 603.0,
        "bands": {
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          "bass": 30.5,
          "low_mid": 29.399999618530273,
          "mid": 7.199999809265137,
          "high_mid": 2.5999999046325684,
          "air": 1.2000000476837158
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    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260507-143506-3a2f07/02_Marea (we’ve lost dancing)_20260507/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260507-143506-3a2f07/02_Marea (we’ve lost dancing)_20260507/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -1.5,
        "rms": -15.399999618530273,
        "crest": 13.899999618530273,
        "width": 5.800000190734863,
        "low_pct": 45.70000076293945,
        "mid_pct": 50.099998474121094,
        "high_pct": 4.300000190734863,
        "centroid": 949.0,
        "bands": {
          "sub": 15.399999618530273,
          "bass": 30.200000762939453,
          "low_mid": 19.399999618530273,
          "mid": 30.700000762939453,
          "high_mid": 2.9000000953674316,
          "air": 1.399999976158142
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      "after": {
        "lufs": -10.4,
        "peak": 0.10000000149011612,
        "rms": -12.100000381469727,
        "crest": 12.300000190734863,
        "width": 5.400000095367432,
        "low_pct": 52.29999923706055,
        "mid_pct": 44.20000076293945,
        "high_pct": 3.5999999046325684,
        "centroid": 808.0,
        "bands": {
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          "bass": 35.099998474121094,
          "low_mid": 18.600000381469727,
          "mid": 25.600000381469727,
          "high_mid": 2.299999952316284,
          "air": 1.2000000476837158
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.21959999203681946,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5779999494552612,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5779999494552612,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.5,
        "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": -1.5,
        "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": 0.3,
        "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": 0.29999998211860657,
        "side_gain_db": 0.731999933719635,
        "_global_low": 45.70000076293945,
        "_global_mid": 50.099998474121094,
        "_global_high": 4.300000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=46% Mid=50% High=4% W=5.8% Crest=13.9",
        "   目标: Low=60% Mid=37% High=4% W=11.9% Crest=11.4",
        "   差值: ΔLow=-14% ΔMid=+14% ΔHigh=+1% ΔW=-6.1% ΔCrest=+2.5",
        "   低频偏少-14%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-10%: 600Hz=+0.3dB",
        "   Mid偏多+24%: 2.5kHz=-0.5dB q=1.0",
        "   宽度偏窄-6.1%: Side=+0.7dB",
        "   动态接近目标(Δ+2.5dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "rock",
        "confidence": "medium",
        "source": "audio",
        "bpm": 83.4,
        "centroid": 3184.0,
        "onset_density": 4.6,
        "low_energy": 71.9000015258789
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      "ref": {
        "lufs": -8.6,
        "peak": 1.600000023841858,
        "rms": -9.800000190734863,
        "crest": 11.399999618530273,
        "width": 11.899999618530273,
        "low_pct": 59.599998474121094,
        "mid_pct": 36.599998474121094,
        "high_pct": 3.799999952316284,
        "centroid": 603.0,
        "bands": {
          "sub": 29.200000762939453,
          "bass": 30.5,
          "low_mid": 29.399999618530273,
          "mid": 7.199999809265137,
          "high_mid": 2.5999999046325684,
          "air": 1.2000000476837158
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      }
    }
  ],
  "time": 40.6
}