{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260507-154153-94511d/03_爱如火_20260507/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260507-154153-94511d/03_爱如火_20260507/suno_mixed_0.mp3",
      "before": {
        "lufs": -11.9,
        "peak": -0.8999999761581421,
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        "crest": 12.899999618530273,
        "width": 7.199999809265137,
        "low_pct": 71.5,
        "mid_pct": 23.200000762939453,
        "high_pct": 5.400000095367432,
        "centroid": 764.0,
        "bands": {
          "sub": 23.799999237060547,
          "bass": 47.599998474121094,
          "low_mid": 13.199999809265137,
          "mid": 10.0,
          "high_mid": 2.5999999046325684,
          "air": 2.799999952316284
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      },
      "after": {
        "lufs": -10.0,
        "peak": 0.30000001192092896,
        "rms": -12.399999618530273,
        "crest": 12.699999809265137,
        "width": 7.300000190734863,
        "low_pct": 60.70000076293945,
        "mid_pct": 32.0,
        "high_pct": 7.300000190734863,
        "centroid": 1027.0,
        "bands": {
          "sub": 22.200000762939453,
          "bass": 38.5,
          "low_mid": 17.5,
          "mid": 14.5,
          "high_mid": 3.5,
          "air": 3.799999952316284
        }
      },
      "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": 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": 0.03,
        "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": -1.2320001125335693,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.06000000238418579,
        "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": 71.5,
        "_global_mid": 23.200000762939453,
        "_global_high": 5.400000095367432
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=72% Mid=23% High=5% W=7.2% Crest=12.9",
        "   目标: Low=47% Mid=50% High=3% W=9.1% Crest=12.0",
        "   差值: ΔLow=+24% ΔMid=-27% ΔHigh=+2% ΔW=-1.9% ΔCrest=+0.9",
        "   低频偏多+24%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.2dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-26%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-0%) → 不调",
        "   宽度接近目标(Δ-1.9%) → Side增益归零",
        "   动态接近目标(Δ+0.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "jazz",
        "confidence": "low",
        "source": "audio",
        "bpm": 89.1,
        "centroid": 2984.0,
        "onset_density": 3.7,
        "low_energy": 70.4000015258789
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      "ref": {
        "lufs": -8.7,
        "peak": 1.0,
        "rms": -11.0,
        "crest": 12.0,
        "width": 9.100000381469727,
        "low_pct": 47.099998474121094,
        "mid_pct": 49.79999923706055,
        "high_pct": 3.0,
        "centroid": 687.0,
        "bands": {
          "sub": 15.800000190734863,
          "bass": 31.299999237060547,
          "low_mid": 39.29999923706055,
          "mid": 10.5,
          "high_mid": 1.899999976158142,
          "air": 1.100000023841858
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260507-154153-94511d/03_爱如火_20260507/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260507-154153-94511d/03_爱如火_20260507/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.5,
        "peak": -0.5,
        "rms": -13.800000190734863,
        "crest": 13.300000190734863,
        "width": 4.900000095367432,
        "low_pct": 70.0999984741211,
        "mid_pct": 24.700000762939453,
        "high_pct": 5.199999809265137,
        "centroid": 704.0,
        "bands": {
          "sub": 38.29999923706055,
          "bass": 31.799999237060547,
          "low_mid": 14.399999618530273,
          "mid": 10.300000190734863,
          "high_mid": 4.0,
          "air": 1.2000000476837158
        }
      },
      "after": {
        "lufs": -10.3,
        "peak": 0.30000001192092896,
        "rms": -12.199999809265137,
        "crest": 12.5,
        "width": 6.099999904632568,
        "low_pct": 60.099998474121094,
        "mid_pct": 33.0,
        "high_pct": 6.900000095367432,
        "centroid": 920.0,
        "bands": {
          "sub": 32.79999923706055,
          "bass": 27.299999237060547,
          "low_mid": 19.0,
          "mid": 14.0,
          "high_mid": 5.300000190734863,
          "air": 1.600000023841858
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.15120001137256622,
        "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": 0.03,
        "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": -1.190000057220459,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.08000002801418304,
        "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": 0.5040000081062317,
        "_global_low": 70.0999984741211,
        "_global_mid": 24.700000762939453,
        "_global_high": 5.199999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=25% High=5% W=4.9% Crest=13.3",
        "   目标: Low=47% Mid=50% High=3% W=9.1% Crest=12.0",
        "   差值: ΔLow=+23% ΔMid=-25% ΔHigh=+2% ΔW=-4.2% ΔCrest=+1.3",
        "   低频偏多+23%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.2dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-25%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-0%) → 不调",
        "   宽度偏窄-4.2%: Side=+0.5dB",
        "   动态接近目标(Δ+1.3dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "rock",
        "confidence": "medium",
        "source": "audio",
        "bpm": 86.1,
        "centroid": 2895.0,
        "onset_density": 4.6,
        "low_energy": 68.69999694824219
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      "ref": {
        "lufs": -8.7,
        "peak": 1.0,
        "rms": -11.0,
        "crest": 12.0,
        "width": 9.100000381469727,
        "low_pct": 47.099998474121094,
        "mid_pct": 49.79999923706055,
        "high_pct": 3.0,
        "centroid": 687.0,
        "bands": {
          "sub": 15.800000190734863,
          "bass": 31.299999237060547,
          "low_mid": 39.29999923706055,
          "mid": 10.5,
          "high_mid": 1.899999976158142,
          "air": 1.100000023841858
        }
      }
    }
  ],
  "time": 30.0
}