{
  "songs": [
    {
      "input": "/srv/music-files/pipeline-v3/batch-20260328-192527-7398aa/01_听妈妈的话_20260328/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline-v3/batch-20260328-192527-7398aa/01_听妈妈的话_20260328/suno_mixed_0.mp3",
      "before": {
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        "centroid": 755.0,
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          "bass": 58.5,
          "low_mid": 22.5,
          "mid": 6.0,
          "high_mid": 1.2999999523162842,
          "air": 3.5
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        "lufs": -10.3,
        "peak": 0.4000000059604645,
        "rms": -12.800000190734863,
        "crest": 13.199999809265137,
        "width": 5.5,
        "low_pct": 53.400001525878906,
        "mid_pct": 39.599998474121094,
        "high_pct": 6.900000095367432,
        "centroid": 1037.0,
        "bands": {
          "sub": 5.0,
          "bass": 48.400001525878906,
          "low_mid": 30.899999618530273,
          "mid": 8.699999809265137,
          "high_mid": 1.7999999523162842,
          "air": 5.099999904632568
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.4032000005245209,
        "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": 0.1080000102519989,
        "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": -1.1629998683929443,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.23000000417232513,
        "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_low": 66.69999694824219,
        "_global_mid": 28.5,
        "_global_high": 4.800000190734863
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=67% Mid=28% High=5% W=4.2% Crest=15.2",
        "   目标: Low=45% Mid=53% High=2% W=15.4% Crest=12.6",
        "   差值: ΔLow=+22% ΔMid=-25% ΔHigh=+3% ΔW=-11.2% ΔCrest=+2.6",
        "   低频偏多+22%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.2dB",
        "   高频偏多+3%: 空气感=0.0dB",
        "   LowMid偏少-21%: 600Hz=+0.5dB",
        "   Mid偏少-4%: 2.5kHz=+0.1dB q=1.0",
        "   Air偏多+3.0%: 空气感再降0.2dB→-0.2dB",
        "   宽度偏窄-11.2%: Side=+1.3dB",
        "   动态接近目标(Δ+2.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 1983.0,
        "onset_density": 2.6,
        "low_energy": 71.4000015258789
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      "ref": {
        "lufs": -9.6,
        "peak": 1.0,
        "rms": -11.600000381469727,
        "crest": 12.600000381469727,
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        "low_pct": 44.599998474121094,
        "mid_pct": 53.20000076293945,
        "high_pct": 1.899999976158142,
        "centroid": 572.0,
        "bands": {
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          "bass": 28.0,
          "low_mid": 43.599998474121094,
          "mid": 9.600000381469727,
          "high_mid": 1.5,
          "air": 0.5
        }
      }
    },
    {
      "input": "/srv/music-files/pipeline-v3/batch-20260328-192527-7398aa/01_听妈妈的话_20260328/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline-v3/batch-20260328-192527-7398aa/01_听妈妈的话_20260328/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.9,
        "peak": 0.10000000149011612,
        "rms": -16.100000381469727,
        "crest": 16.200000762939453,
        "width": 4.0,
        "low_pct": 66.19999694824219,
        "mid_pct": 27.100000381469727,
        "high_pct": 6.699999809265137,
        "centroid": 979.0,
        "bands": {
          "sub": 10.399999618530273,
          "bass": 55.900001525878906,
          "low_mid": 22.0,
          "mid": 5.0,
          "high_mid": 0.8999999761581421,
          "air": 5.800000190734863
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      },
      "after": {
        "lufs": -11.2,
        "peak": 0.30000001192092896,
        "rms": -13.699999809265137,
        "crest": 14.0,
        "width": 4.800000190734863,
        "low_pct": 54.900001525878906,
        "mid_pct": 36.5,
        "high_pct": 8.699999809265137,
        "centroid": 1246.0,
        "bands": {
          "sub": 7.900000095367432,
          "bass": 46.900001525878906,
          "low_mid": 29.399999618530273,
          "mid": 7.0,
          "high_mid": 1.2999999523162842,
          "air": 7.400000095367432
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      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.41040000319480896,
        "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": 0.1380000114440918,
        "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": 0.1340000033378601,
        "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": -1.1480000019073486,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.6039999723434448,
        "comp_threshold_db": -10.15999984741211,
        "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": 1.3679999113082886,
        "_global_low": 66.19999694824219,
        "_global_mid": 27.100000381469727,
        "_global_high": 6.699999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=66% Mid=27% High=7% W=4.0% Crest=16.2",
        "   目标: Low=45% Mid=53% High=2% W=15.4% Crest=12.6",
        "   差值: ΔLow=+22% ΔMid=-26% ΔHigh=+5% ΔW=-11.4% ΔCrest=+3.6",
        "   低频偏多+22%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频偏多+5%: 空气感=-0.2dB",
        "   LowMid偏少-22%: 600Hz=+0.5dB",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   Air偏多+5.3%: 空气感再降0.4dB→-0.6dB",
        "   宽度偏窄-11.4%: Side=+1.4dB",
        "   动态偏大+3.6dB: 压缩阈值=-10.2dB, PC mix=13%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2026.0,
        "onset_density": 3.1,
        "low_energy": 77.0
      },
      "ref": {
        "lufs": -9.6,
        "peak": 1.0,
        "rms": -11.600000381469727,
        "crest": 12.600000381469727,
        "width": 15.399999618530273,
        "low_pct": 44.599998474121094,
        "mid_pct": 53.20000076293945,
        "high_pct": 1.899999976158142,
        "centroid": 572.0,
        "bands": {
          "sub": 16.600000381469727,
          "bass": 28.0,
          "low_mid": 43.599998474121094,
          "mid": 9.600000381469727,
          "high_mid": 1.5,
          "air": 0.5
        }
      }
    }
  ],
  "time": 35.5
}