{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260703-191144-f825be/01_美丽的草原我的家_20260703/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260703-191144-f825be/01_美丽的草原我的家_20260703/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.7,
        "peak": -1.600000023841858,
        "rms": -15.5,
        "crest": 14.0,
        "width": 14.800000190734863,
        "low_pct": 57.900001525878906,
        "mid_pct": 40.70000076293945,
        "high_pct": 1.2999999523162842,
        "centroid": 541.0,
        "bands": {
          "sub": 10.600000381469727,
          "bass": 47.29999923706055,
          "low_mid": 29.899999618530273,
          "mid": 10.800000190734863,
          "high_mid": 0.8999999761581421,
          "air": 0.4000000059604645
        }
      },
      "after": {
        "lufs": -10.3,
        "peak": 0.0,
        "rms": -13.399999618530273,
        "crest": 13.399999618530273,
        "width": 12.300000190734863,
        "low_pct": 50.099998474121094,
        "mid_pct": 48.099998474121094,
        "high_pct": 1.7999999523162842,
        "centroid": 660.0,
        "bands": {
          "sub": 8.100000381469727,
          "bass": 42.099998474121094,
          "low_mid": 34.0,
          "mid": 14.100000381469727,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      },
      "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": 0.5,
        "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": 0.037999991327524185,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.8200000524520874,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0899999737739563,
        "tight_hz": 120,
        "tight_db": -1.0460000038146973,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -5.899999618530273,
        "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": -0.14699998497962952,
        "side_gain_db": 0.0,
        "_global_low": 57.900001525878906,
        "_global_mid": 40.70000076293945,
        "_global_high": 1.2999999523162842
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=58% Mid=41% High=1% W=14.8% Crest=14.0",
        "   目标: Low=40% Mid=59% High=2% W=13.4% Crest=18.2",
        "   差值: ΔLow=+18% ΔMid=-18% ΔHigh=-0% ΔW=+1.4% ΔCrest=-4.2",
        "   低频偏多+18%: 去闷=-1.8dB, 低频增强=0.1dB, 收紧=-1.0dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏多+5%: 600Hz=-0.1dB",
        "   Mid偏少-23%: 2.5kHz=+0.5dB q=1.0",
        "   宽度接近目标(Δ+1.4%) → Side增益归零",
        "   动态偏小-4.2dB: 压缩阈值=-5.9dB, PC mix=4%"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2273.0,
        "onset_density": 2.1,
        "low_energy": 35.599998474121094
      },
      "ref": {
        "lufs": -18.5,
        "peak": -3.5,
        "rms": -21.700000762939453,
        "crest": 18.200000762939453,
        "width": 13.399999618530273,
        "low_pct": 39.70000076293945,
        "mid_pct": 58.599998474121094,
        "high_pct": 1.7000000476837158,
        "centroid": 988.0,
        "bands": {
          "sub": 3.9000000953674316,
          "bass": 35.79999923706055,
          "low_mid": 25.0,
          "mid": 33.599998474121094,
          "high_mid": 1.100000023841858,
          "air": 0.6000000238418579
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260703-191144-f825be/01_美丽的草原我的家_20260703/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260703-191144-f825be/01_美丽的草原我的家_20260703/suno_mixed_1.mp3",
      "before": {
        "lufs": -11.4,
        "peak": -0.4000000059604645,
        "rms": -13.899999618530273,
        "crest": 13.5,
        "width": 15.899999618530273,
        "low_pct": 34.099998474121094,
        "mid_pct": 62.29999923706055,
        "high_pct": 3.5,
        "centroid": 968.0,
        "bands": {
          "sub": 8.100000381469727,
          "bass": 26.0,
          "low_mid": 34.5,
          "mid": 27.799999237060547,
          "high_mid": 2.4000000953674316,
          "air": 1.100000023841858
        }
      },
      "after": {
        "lufs": -9.4,
        "peak": 0.0,
        "rms": -11.899999618530273,
        "crest": 11.899999618530273,
        "width": 12.100000381469727,
        "low_pct": 36.599998474121094,
        "mid_pct": 59.70000076293945,
        "high_pct": 3.700000047683716,
        "centroid": 966.0,
        "bands": {
          "sub": 8.699999809265137,
          "bass": 28.0,
          "low_mid": 32.20000076293945,
          "mid": 27.5,
          "high_mid": 2.5,
          "air": 1.2000000476837158
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.41200006008148193,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.41200006008148193,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.17399998009204865,
        "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": 0.03299999237060547,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 1.448000192642212,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -5.649999618530273,
        "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": -0.2849999964237213,
        "side_gain_db": -0.25,
        "_global_low": 34.099998474121094,
        "_global_mid": 62.29999923706055,
        "_global_high": 3.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=34% Mid=62% High=4% W=15.9% Crest=13.5",
        "   目标: Low=40% Mid=59% High=2% W=13.4% Crest=18.2",
        "   差值: ΔLow=-6% ΔMid=+4% ΔHigh=+2% ΔW=+2.5% ΔCrest=-4.7",
        "   低频偏少-6%: 去闷=0, 低频增强=1.4dB, Mid低频=0.4dB",
        "   高频接近目标(Δ+2%) → 微量空气感+0.3dB",
        "   LowMid偏多+10%: 600Hz=-0.3dB",
        "   Mid偏少-6%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏宽+2.5%: Side整体=-0.2dB",
        "   动态偏小-4.7dB: 压缩阈值=-5.6dB, PC mix=3%"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 2049.0,
        "onset_density": 1.6,
        "low_energy": 37.5
      },
      "ref": {
        "lufs": -18.5,
        "peak": -3.5,
        "rms": -21.700000762939453,
        "crest": 18.200000762939453,
        "width": 13.399999618530273,
        "low_pct": 39.70000076293945,
        "mid_pct": 58.599998474121094,
        "high_pct": 1.7000000476837158,
        "centroid": 988.0,
        "bands": {
          "sub": 3.9000000953674316,
          "bass": 35.79999923706055,
          "low_mid": 25.0,
          "mid": 33.599998474121094,
          "high_mid": 1.100000023841858,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 49.2
}