{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/batch-20260401-223551/01_7 rings_20260401/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-223551/01_7 rings_20260401/suno_mixed_0.mp3",
      "before": {
        "lufs": -14.2,
        "peak": -1.7999999523162842,
        "rms": -15.699999809265137,
        "crest": 13.899999618530273,
        "width": 3.9000000953674316,
        "low_pct": 61.70000076293945,
        "mid_pct": 32.79999923706055,
        "high_pct": 5.5,
        "centroid": 695.0,
        "bands": {
          "sub": 45.29999923706055,
          "bass": 16.299999237060547,
          "low_mid": 26.5,
          "mid": 6.199999809265137,
          "high_mid": 3.4000000953674316,
          "air": 2.0999999046325684
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      },
      "after": {
        "lufs": -11.2,
        "peak": 0.4000000059604645,
        "rms": -13.300000190734863,
        "crest": 13.699999809265137,
        "width": 6.0,
        "low_pct": 46.900001525878906,
        "mid_pct": 45.70000076293945,
        "high_pct": 7.400000095367432,
        "centroid": 928.0,
        "bands": {
          "sub": 36.599998474121094,
          "bass": 10.300000190734863,
          "low_mid": 36.79999923706055,
          "mid": 8.899999618530273,
          "high_mid": 4.5,
          "air": 2.9000000953674316
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.41760000586509705,
        "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": 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": -1.3489999771118164,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.07999998331069946,
        "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": 1.3919999599456787,
        "_global_low": 61.70000076293945,
        "_global_mid": 32.79999923706055,
        "_global_high": 5.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=62% Mid=33% High=6% W=3.9% Crest=13.9",
        "   目标: Low=33% Mid=65% High=2% W=15.5% Crest=15.3",
        "   差值: ΔLow=+28% ΔMid=-32% ΔHigh=+4% ΔW=-11.6% ΔCrest=-1.4",
        "   低频偏多+28%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.3dB",
        "   高频偏多+4%: 空气感=-0.1dB",
        "   LowMid偏少-32%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-0%) → 不调",
        "   宽度偏窄-11.6%: Side=+1.4dB",
        "   动态接近目标(Δ-1.4dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 2908.0,
        "onset_density": 2.9,
        "low_energy": 67.19999694824219
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      "ref": {
        "lufs": -11.7,
        "peak": 2.5999999046325684,
        "rms": -12.699999809265137,
        "crest": 15.300000190734863,
        "width": 15.5,
        "low_pct": 33.400001525878906,
        "mid_pct": 64.9000015258789,
        "high_pct": 1.7000000476837158,
        "centroid": 523.0,
        "bands": {
          "sub": 9.800000190734863,
          "bass": 23.5,
          "low_mid": 58.5,
          "mid": 6.5,
          "high_mid": 0.8999999761581421,
          "air": 0.800000011920929
        }
      }
    },
    {
      "input": "/srv/music-files/pipeline/batch-20260401-223551/01_7 rings_20260401/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/batch-20260401-223551/01_7 rings_20260401/suno_mixed_1.mp3",
      "before": {
        "lufs": -14.2,
        "peak": -1.0,
        "rms": -15.399999618530273,
        "crest": 14.399999618530273,
        "width": 6.5,
        "low_pct": 70.19999694824219,
        "mid_pct": 26.299999237060547,
        "high_pct": 3.4000000953674316,
        "centroid": 497.0,
        "bands": {
          "sub": 48.099998474121094,
          "bass": 22.200000762939453,
          "low_mid": 21.700000762939453,
          "mid": 4.599999904632568,
          "high_mid": 2.299999952316284,
          "air": 1.100000023841858
        }
      },
      "after": {
        "lufs": -11.2,
        "peak": 0.4000000059604645,
        "rms": -13.0,
        "crest": 13.300000190734863,
        "width": 7.699999809265137,
        "low_pct": 56.70000076293945,
        "mid_pct": 38.29999923706055,
        "high_pct": 5.0,
        "centroid": 709.0,
        "bands": {
          "sub": 40.79999923706055,
          "bass": 15.899999618530273,
          "low_mid": 31.399999618530273,
          "mid": 6.900000095367432,
          "high_mid": 3.4000000953674316,
          "air": 1.7000000476837158
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3240000009536743,
        "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": 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": 1.0799999237060547,
        "_global_low": 70.19999694824219,
        "_global_mid": 26.299999237060547,
        "_global_high": 3.4000000953674316
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=70% Mid=26% High=3% W=6.5% Crest=14.4",
        "   目标: Low=33% Mid=65% High=2% W=15.5% Crest=15.3",
        "   差值: ΔLow=+37% ΔMid=-39% ΔHigh=+2% ΔW=-9.0% ΔCrest=-0.9",
        "   低频偏多+37%: 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-37%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-2%) → 不调",
        "   宽度偏窄-9.0%: Side=+1.1dB",
        "   动态接近目标(Δ-0.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2366.0,
        "onset_density": 3.6,
        "low_energy": 73.30000305175781
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      "ref": {
        "lufs": -11.7,
        "peak": 2.5999999046325684,
        "rms": -12.699999809265137,
        "crest": 15.300000190734863,
        "width": 15.5,
        "low_pct": 33.400001525878906,
        "mid_pct": 64.9000015258789,
        "high_pct": 1.7000000476837158,
        "centroid": 523.0,
        "bands": {
          "sub": 9.800000190734863,
          "bass": 23.5,
          "low_mid": 58.5,
          "mid": 6.5,
          "high_mid": 0.8999999761581421,
          "air": 0.800000011920929
        }
      }
    }
  ],
  "time": 115.8
}