{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-191143-2cd315/01_Merry-Go-Round_20260512/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-191143-2cd315/01_Merry-Go-Round_20260512/suno_mixed_0.mp3",
      "before": {
        "lufs": -11.0,
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        "centroid": 912.0,
        "bands": {
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          "bass": 29.799999237060547,
          "low_mid": 32.099998474121094,
          "mid": 16.700000762939453,
          "high_mid": 2.9000000953674316,
          "air": 1.899999976158142
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        "lufs": -8.8,
        "peak": 0.20000000298023224,
        "rms": -11.5,
        "crest": 11.800000190734863,
        "width": 21.399999618530273,
        "low_pct": 41.79999923706055,
        "mid_pct": 52.900001525878906,
        "high_pct": 5.400000095367432,
        "centroid": 975.0,
        "bands": {
          "sub": 13.899999618530273,
          "bass": 27.899999618530273,
          "low_mid": 36.0,
          "mid": 16.799999237060547,
          "high_mid": 3.200000047683716,
          "air": 2.200000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.52920001745224,
        "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": -0.4360000193119049,
        "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": 0.03299999237060547,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.160000205039978,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.419999897480011,
        "tight_hz": 120,
        "tight_db": -0.8480000495910645,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.18000000715255737,
        "comp_threshold_db": -5.649999618530273,
        "comp_ratio": 2.0,
        "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": 1.7640000581741333,
        "_global_low": 46.400001525878906,
        "_global_mid": 48.79999923706055,
        "_global_high": 4.800000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=46% Mid=49% High=5% W=16.9% Crest=14.0",
        "   目标: Low=35% Mid=65% High=0% W=31.6% Crest=18.7",
        "   差值: ΔLow=+12% ΔMid=-16% ΔHigh=+5% ΔW=-14.7% ΔCrest=-4.7",
        "   低频偏多+12%: 去闷=-1.2dB, 低频增强=0.4dB, 收紧=-0.8dB",
        "   高频偏多+5%: 空气感=-0.2dB",
        "   LowMid偏少-27%: 600Hz=+0.5dB",
        "   Mid偏多+11%: 2.5kHz=-0.4dB q=1.0",
        "   宽度偏窄-14.7%: Side=+1.8dB",
        "   动态偏小-4.7dB: 压缩阈值=-5.6dB, PC mix=3%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 1553.0,
        "onset_density": 2.0,
        "low_energy": 47.0
      },
      "ref": {
        "lufs": -16.1,
        "peak": -0.30000001192092896,
        "rms": -19.0,
        "crest": 18.700000762939453,
        "width": 31.600000381469727,
        "low_pct": 34.79999923706055,
        "mid_pct": 65.0999984741211,
        "high_pct": 0.0,
        "centroid": 463.0,
        "bands": {
          "sub": 0.10000000149011612,
          "bass": 34.70000076293945,
          "low_mid": 59.29999923706055,
          "mid": 5.800000190734863,
          "high_mid": 0.0,
          "air": 0.0
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260512-191143-2cd315/01_Merry-Go-Round_20260512/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260512-191143-2cd315/01_Merry-Go-Round_20260512/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.8,
        "peak": -2.200000047683716,
        "rms": -16.200000762939453,
        "crest": 14.0,
        "width": 24.100000381469727,
        "low_pct": 76.69999694824219,
        "mid_pct": 19.899999618530273,
        "high_pct": 3.299999952316284,
        "centroid": 521.0,
        "bands": {
          "sub": 49.599998474121094,
          "bass": 27.100000381469727,
          "low_mid": 15.800000190734863,
          "mid": 4.099999904632568,
          "high_mid": 1.0,
          "air": 2.4000000953674316
        }
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      "after": {
        "lufs": -11.1,
        "peak": 0.30000001192092896,
        "rms": -13.899999618530273,
        "crest": 14.100000381469727,
        "width": 25.5,
        "low_pct": 68.0,
        "mid_pct": 27.5,
        "high_pct": 4.5,
        "centroid": 701.0,
        "bands": {
          "sub": 42.599998474121094,
          "bass": 25.399999618530273,
          "low_mid": 21.100000381469727,
          "mid": 6.300000190734863,
          "high_mid": 1.399999976158142,
          "air": 3.200000047683716
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.27000001072883606,
        "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": 0.03299999237060547,
        "pre_gain_db": -1.5,
        "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": -0.22200000286102295,
        "comp_threshold_db": -5.649999618530273,
        "comp_ratio": 2.0,
        "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": 0.8999999761581421,
        "_global_low": 76.69999694824219,
        "_global_mid": 19.899999618530273,
        "_global_high": 3.299999952316284
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=77% Mid=20% High=3% W=24.1% Crest=14.0",
        "   目标: Low=35% Mid=65% High=0% W=31.6% Crest=18.7",
        "   差值: ΔLow=+42% ΔMid=-45% ΔHigh=+3% ΔW=-7.5% ΔCrest=-4.7",
        "   低频偏多+42%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏多+3%: 空气感=-0.0dB",
        "   LowMid偏少-44%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-2%) → 不调",
        "   Air偏多+2.4%: 空气感再降0.2dB→-0.2dB",
        "   宽度偏窄-7.5%: Side=+0.9dB",
        "   动态偏小-4.7dB: 压缩阈值=-5.6dB, PC mix=3%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 1680.0,
        "onset_density": 3.6,
        "low_energy": 44.5
      },
      "ref": {
        "lufs": -16.1,
        "peak": -0.30000001192092896,
        "rms": -19.0,
        "crest": 18.700000762939453,
        "width": 31.600000381469727,
        "low_pct": 34.79999923706055,
        "mid_pct": 65.0999984741211,
        "high_pct": 0.0,
        "centroid": 463.0,
        "bands": {
          "sub": 0.10000000149011612,
          "bass": 34.70000076293945,
          "low_mid": 59.29999923706055,
          "mid": 5.800000190734863,
          "high_mid": 0.0,
          "air": 0.0
        }
      }
    }
  ],
  "time": 64.6
}