{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-214100-0a434d/01_Kill Bill_20260422/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-214100-0a434d/01_Kill Bill_20260422/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.6,
        "peak": -1.399999976158142,
        "rms": -15.100000381469727,
        "crest": 13.800000190734863,
        "width": 10.100000381469727,
        "low_pct": 65.0999984741211,
        "mid_pct": 30.399999618530273,
        "high_pct": 4.400000095367432,
        "centroid": 722.0,
        "bands": {
          "sub": 11.899999618530273,
          "bass": 53.20000076293945,
          "low_mid": 23.899999618530273,
          "mid": 6.599999904632568,
          "high_mid": 1.7000000476837158,
          "air": 2.799999952316284
        }
      },
      "after": {
        "lufs": -10.9,
        "peak": 0.4000000059604645,
        "rms": -12.800000190734863,
        "crest": 13.100000381469727,
        "width": 10.100000381469727,
        "low_pct": 56.599998474121094,
        "mid_pct": 37.5,
        "high_pct": 6.0,
        "centroid": 928.0,
        "bands": {
          "sub": 11.5,
          "bass": 45.099998474121094,
          "low_mid": 28.200000762939453,
          "mid": 9.199999809265137,
          "high_mid": 2.299999952316284,
          "air": 3.5999999046325684
        }
      },
      "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": 2500,
        "mid_snap_db": 0.29999998211860657,
        "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": 0.12799999117851257,
        "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": -1.309999942779541,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.34400004148483276,
        "comp_threshold_db": -9.920000076293945,
        "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": -0.48000001907348633,
        "_global_low": 65.0999984741211,
        "_global_mid": 30.399999618530273,
        "_global_high": 4.400000095367432
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=65% Mid=30% High=4% W=10.1% Crest=13.8",
        "   目标: Low=38% Mid=62% High=0% W=5.3% Crest=10.6",
        "   差值: ΔLow=+27% ΔMid=-31% ΔHigh=+4% ΔW=+4.8% ΔCrest=+3.2",
        "   低频偏多+27%: 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-21%: 600Hz=+0.5dB",
        "   Mid偏少-10%: 2.5kHz=+0.3dB q=1.0",
        "   Air偏多+2.8%: 空气感再降0.2dB→-0.3dB",
        "   宽度偏宽+4.8%: Side整体=-0.5dB",
        "   动态偏大+3.2dB: 压缩阈值=-9.9dB, PC mix=13%"
      ],
      "genre": {
        "genre": "jazz",
        "confidence": "low",
        "source": "audio",
        "bpm": 89.1,
        "centroid": 2073.0,
        "onset_density": 3.3,
        "low_energy": 67.9000015258789
      },
      "ref": {
        "lufs": -8.4,
        "peak": 0.20000000298023224,
        "rms": -10.399999618530273,
        "crest": 10.600000381469727,
        "width": 5.300000190734863,
        "low_pct": 38.099998474121094,
        "mid_pct": 61.70000076293945,
        "high_pct": 0.20000000298023224,
        "centroid": 565.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 29.799999237060547,
          "low_mid": 45.0,
          "mid": 16.600000381469727,
          "high_mid": 0.20000000298023224,
          "air": 0.0
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-214100-0a434d/01_Kill Bill_20260422/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-214100-0a434d/01_Kill Bill_20260422/suno_mixed_1.mp3",
      "before": {
        "lufs": -14.0,
        "peak": -2.9000000953674316,
        "rms": -15.399999618530273,
        "crest": 12.600000381469727,
        "width": 5.599999904632568,
        "low_pct": 68.30000305175781,
        "mid_pct": 30.100000381469727,
        "high_pct": 1.600000023841858,
        "centroid": 431.0,
        "bands": {
          "sub": 29.600000381469727,
          "bass": 38.70000076293945,
          "low_mid": 20.799999237060547,
          "mid": 9.199999809265137,
          "high_mid": 1.100000023841858,
          "air": 0.6000000238418579
        }
      },
      "after": {
        "lufs": -10.7,
        "peak": 0.30000001192092896,
        "rms": -12.5,
        "crest": 12.800000190734863,
        "width": 5.900000095367432,
        "low_pct": 56.400001525878906,
        "mid_pct": 41.400001525878906,
        "high_pct": 2.299999952316284,
        "centroid": 581.0,
        "bands": {
          "sub": 24.0,
          "bass": 32.400001525878906,
          "low_mid": 28.100000381469727,
          "mid": 13.300000190734863,
          "high_mid": 1.5,
          "air": 0.800000011920929
        }
      },
      "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": 2500,
        "mid_snap_db": 0.22200001776218414,
        "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": -1.4060001373291016,
        "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": 0.0,
        "_global_low": 68.30000305175781,
        "_global_mid": 30.100000381469727,
        "_global_high": 1.600000023841858
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=68% Mid=30% High=2% W=5.6% Crest=12.6",
        "   目标: Low=38% Mid=62% High=0% W=5.3% Crest=10.6",
        "   差值: ΔLow=+30% ΔMid=-32% ΔHigh=+1% ΔW=+0.3% ΔCrest=+2.0",
        "   低频偏多+30%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.4dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-24%: 600Hz=+0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度接近目标(Δ+0.3%) → Side增益归零",
        "   动态接近目标(Δ+2.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 117.5,
        "centroid": 1869.0,
        "onset_density": 3.3,
        "low_energy": 70.80000305175781
      },
      "ref": {
        "lufs": -8.4,
        "peak": 0.20000000298023224,
        "rms": -10.399999618530273,
        "crest": 10.600000381469727,
        "width": 5.300000190734863,
        "low_pct": 38.099998474121094,
        "mid_pct": 61.70000076293945,
        "high_pct": 0.20000000298023224,
        "centroid": 565.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 29.799999237060547,
          "low_mid": 45.0,
          "mid": 16.600000381469727,
          "high_mid": 0.20000000298023224,
          "air": 0.0
        }
      }
    }
  ],
  "time": 58.2
}