{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260425-050009-31f144/01_人生不过三杯酒_20260425/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260425-050009-31f144/01_人生不过三杯酒_20260425/suno_mixed_0.mp3",
      "before": {
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        "low_pct": 74.80000305175781,
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        "high_pct": 3.799999952316284,
        "centroid": 609.0,
        "bands": {
          "sub": 16.399999618530273,
          "bass": 58.29999923706055,
          "low_mid": 14.199999809265137,
          "mid": 7.199999809265137,
          "high_mid": 2.299999952316284,
          "air": 1.399999976158142
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      "after": {
        "lufs": -9.0,
        "peak": 0.30000001192092896,
        "rms": -11.899999618530273,
        "crest": 12.300000190734863,
        "width": 13.5,
        "low_pct": 65.69999694824219,
        "mid_pct": 29.0,
        "high_pct": 5.300000190734863,
        "centroid": 834.0,
        "bands": {
          "sub": 12.199999809265137,
          "bass": 53.5,
          "low_mid": 18.100000381469727,
          "mid": 10.899999618530273,
          "high_mid": 3.299999952316284,
          "air": 2.0999999046325684
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.07919999212026596,
        "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": 0.22200001776218414,
        "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": 0.09000001847743988,
        "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,
        "side_gain_db": 0.26399996876716614,
        "_global_low": 74.80000305175781,
        "_global_mid": 21.399999618530273,
        "_global_high": 3.799999952316284
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=75% Mid=21% High=4% W=13.0% Crest=14.4",
        "   目标: Low=35% Mid=63% High=2% W=15.2% Crest=14.5",
        "   差值: ΔLow=+40% ΔMid=-42% ΔHigh=+2% ΔW=-2.2% ΔCrest=-0.1",
        "   低频偏多+40%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-34%: 600Hz=+0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-2.2%: Side=+0.3dB",
        "   动态接近目标(Δ-0.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 103.4,
        "centroid": 2488.0,
        "onset_density": 2.4,
        "low_energy": 54.70000076293945
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      "ref": {
        "lufs": -12.0,
        "peak": -0.10000000149011612,
        "rms": -14.600000381469727,
        "crest": 14.5,
        "width": 15.199999809265137,
        "low_pct": 35.0,
        "mid_pct": 63.29999923706055,
        "high_pct": 1.7000000476837158,
        "centroid": 696.0,
        "bands": {
          "sub": 8.800000190734863,
          "bass": 26.100000381469727,
          "low_mid": 48.599998474121094,
          "mid": 14.600000381469727,
          "high_mid": 1.2000000476837158,
          "air": 0.5
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260425-050009-31f144/01_人生不过三杯酒_20260425/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260425-050009-31f144/01_人生不过三杯酒_20260425/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.3,
        "peak": -1.0,
        "rms": -15.899999618530273,
        "crest": 14.899999618530273,
        "width": 16.200000762939453,
        "low_pct": 69.0999984741211,
        "mid_pct": 27.5,
        "high_pct": 3.4000000953674316,
        "centroid": 618.0,
        "bands": {
          "sub": 11.5,
          "bass": 57.599998474121094,
          "low_mid": 21.399999618530273,
          "mid": 6.099999904632568,
          "high_mid": 1.5,
          "air": 1.899999976158142
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      },
      "after": {
        "lufs": -9.8,
        "peak": 0.4000000059604645,
        "rms": -12.699999809265137,
        "crest": 13.100000381469727,
        "width": 15.399999618530273,
        "low_pct": 61.599998474121094,
        "mid_pct": 33.70000076293945,
        "high_pct": 4.699999809265137,
        "centroid": 818.0,
        "bands": {
          "sub": 10.300000190734863,
          "bass": 51.29999923706055,
          "low_mid": 24.799999237060547,
          "mid": 8.899999618530273,
          "high_mid": 2.0999999046325684,
          "air": 2.700000047683716
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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,
        "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": 0.2549999952316284,
        "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": 0.3,
        "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": 0.0,
        "_global_low": 69.0999984741211,
        "_global_mid": 27.5,
        "_global_high": 3.4000000953674316
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=69% Mid=28% High=3% W=16.2% Crest=14.9",
        "   目标: Low=35% Mid=63% High=2% W=15.2% Crest=14.5",
        "   差值: ΔLow=+34% ΔMid=-36% ΔHigh=+2% ΔW=+1.0% ΔCrest=+0.4",
        "   低频偏多+34%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ+2%) → 微量空气感+0.3dB",
        "   LowMid偏少-27%: 600Hz=+0.5dB",
        "   Mid偏少-8%: 2.5kHz=+0.3dB q=1.0",
        "   宽度接近目标(Δ+1.0%) → Side增益归零",
        "   动态接近目标(Δ+0.4dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 152.0,
        "centroid": 2356.0,
        "onset_density": 2.9,
        "low_energy": 50.0
      },
      "ref": {
        "lufs": -12.0,
        "peak": -0.10000000149011612,
        "rms": -14.600000381469727,
        "crest": 14.5,
        "width": 15.199999809265137,
        "low_pct": 35.0,
        "mid_pct": 63.29999923706055,
        "high_pct": 1.7000000476837158,
        "centroid": 696.0,
        "bands": {
          "sub": 8.800000190734863,
          "bass": 26.100000381469727,
          "low_mid": 48.599998474121094,
          "mid": 14.600000381469727,
          "high_mid": 1.2000000476837158,
          "air": 0.5
        }
      }
    }
  ],
  "time": 40.3
}