{
  "songs": [
    {
      "input": "/srv/music-files/pipeline-v3/batch-20260328-190454-ad2f98/01_听妈妈的话_20260328/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline-v3/batch-20260328-190454-ad2f98/01_听妈妈的话_20260328/suno_mixed_0.mp3",
      "before": {
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        "high_pct": 1.399999976158142,
        "centroid": 455.0,
        "bands": {
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          "bass": 38.20000076293945,
          "low_mid": 56.0,
          "mid": 2.200000047683716,
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          "air": 1.0
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      "after": {
        "lufs": -10.1,
        "peak": 0.0,
        "rms": -13.0,
        "crest": 13.0,
        "width": 17.0,
        "low_pct": 32.0,
        "mid_pct": 66.19999694824219,
        "high_pct": 1.7999999523162842,
        "centroid": 569.0,
        "bands": {
          "sub": 1.7000000476837158,
          "bass": 30.299999237060547,
          "low_mid": 62.5,
          "mid": 3.700000047683716,
          "high_mid": 0.6000000238418579,
          "air": 1.2000000476837158
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.6,
        "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": 0.5,
        "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": 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": 0.2640000879764557,
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        "_global_low": 40.400001525878906,
        "_global_mid": 58.20000076293945,
        "_global_high": 1.399999976158142
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=40% Mid=58% High=1% W=13.5% Crest=15.7",
        "   目标: Low=2% Mid=96% High=2% W=52.8% Crest=15.1",
        "   差值: ΔLow=+38% ΔMid=-38% ΔHigh=-0% ΔW=-39.3% ΔCrest=+0.6",
        "   低频偏多+38%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏少-9%: 600Hz=+0.3dB",
        "   Mid偏少-29%: 2.5kHz=+0.5dB q=1.0",
        "   宽度偏窄-39.3%: Side=+2.0dB",
        "   动态接近目标(Δ+0.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1640.0,
        "onset_density": 1.6,
        "low_energy": 35.29999923706055
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      "ref": {
        "lufs": -11.4,
        "peak": 0.0,
        "rms": -15.100000381469727,
        "crest": 15.100000381469727,
        "width": 52.79999923706055,
        "low_pct": 1.899999976158142,
        "mid_pct": 96.30000305175781,
        "high_pct": 1.7999999523162842,
        "centroid": 1014.0,
        "bands": {
          "sub": 0.0,
          "bass": 1.899999976158142,
          "low_mid": 64.80000305175781,
          "mid": 31.5,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
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      }
    },
    {
      "input": "/srv/music-files/pipeline-v3/batch-20260328-190454-ad2f98/01_听妈妈的话_20260328/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline-v3/batch-20260328-190454-ad2f98/01_听妈妈的话_20260328/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.2,
        "peak": 0.30000001192092896,
        "rms": -15.899999618530273,
        "crest": 16.200000762939453,
        "width": 14.199999809265137,
        "low_pct": 57.900001525878906,
        "mid_pct": 39.20000076293945,
        "high_pct": 2.799999952316284,
        "centroid": 485.0,
        "bands": {
          "sub": 6.699999809265137,
          "bass": 51.20000076293945,
          "low_mid": 37.900001525878906,
          "mid": 1.2999999523162842,
          "high_mid": 0.8999999761581421,
          "air": 1.899999976158142
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      },
      "after": {
        "lufs": -10.0,
        "peak": 0.30000001192092896,
        "rms": -12.800000190734863,
        "crest": 13.100000381469727,
        "width": 18.700000762939453,
        "low_pct": 51.099998474121094,
        "mid_pct": 44.70000076293945,
        "high_pct": 4.199999809265137,
        "centroid": 639.0,
        "bands": {
          "sub": 5.0,
          "bass": 46.099998474121094,
          "low_mid": 42.599998474121094,
          "mid": 2.0999999046325684,
          "high_mid": 1.399999976158142,
          "air": 2.799999952316284
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.6,
        "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": 0.5,
        "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": 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": 2.0,
        "_global_low": 57.900001525878906,
        "_global_mid": 39.20000076293945,
        "_global_high": 2.799999952316284
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=58% Mid=39% High=3% W=14.2% Crest=16.2",
        "   目标: Low=2% Mid=96% High=2% W=52.8% Crest=15.1",
        "   差值: ΔLow=+56% ΔMid=-57% ΔHigh=+1% ΔW=-38.6% ΔCrest=+1.1",
        "   低频偏多+56%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-27%: 600Hz=+0.5dB",
        "   Mid偏少-30%: 2.5kHz=+0.5dB q=1.0",
        "   宽度偏窄-38.6%: Side=+2.0dB",
        "   动态接近目标(Δ+1.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1571.0,
        "onset_density": 1.4,
        "low_energy": 42.900001525878906
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      "ref": {
        "lufs": -11.4,
        "peak": 0.0,
        "rms": -15.100000381469727,
        "crest": 15.100000381469727,
        "width": 52.79999923706055,
        "low_pct": 1.899999976158142,
        "mid_pct": 96.30000305175781,
        "high_pct": 1.7999999523162842,
        "centroid": 1014.0,
        "bands": {
          "sub": 0.0,
          "bass": 1.899999976158142,
          "low_mid": 64.80000305175781,
          "mid": 31.5,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 38.3
}