{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-013648-a6a73d/01_Empty Love_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-013648-a6a73d/01_Empty Love_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -14.0,
        "peak": -0.20000000298023224,
        "rms": -14.699999809265137,
        "crest": 14.5,
        "width": 7.199999809265137,
        "low_pct": 87.69999694824219,
        "mid_pct": 11.0,
        "high_pct": 1.2999999523162842,
        "centroid": 262.0,
        "bands": {
          "sub": 44.29999923706055,
          "bass": 43.400001525878906,
          "low_mid": 8.300000190734863,
          "mid": 2.700000047683716,
          "high_mid": 0.6000000238418579,
          "air": 0.699999988079071
        }
      },
      "after": {
        "lufs": -11.1,
        "peak": 0.30000001192092896,
        "rms": -12.399999618530273,
        "crest": 12.600000381469727,
        "width": 9.800000190734863,
        "low_pct": 81.0999984741211,
        "mid_pct": 16.700000762939453,
        "high_pct": 2.200000047683716,
        "centroid": 389.0,
        "bands": {
          "sub": 43.5,
          "bass": 37.599998474121094,
          "low_mid": 12.100000381469727,
          "mid": 4.599999904632568,
          "high_mid": 1.0,
          "air": 1.100000023841858
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3456000089645386,
        "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": 0.1380000114440918,
        "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": -1.959999918937683,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.020000040531158447,
        "tight_hz": 120,
        "tight_db": -1.087999939918518,
        "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": 0.44999995827674866,
        "side_gain_db": 1.1519999504089355,
        "_global_low": 87.69999694824219,
        "_global_mid": 11.0,
        "_global_high": 1.2999999523162842
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=88% Mid=11% High=1% W=7.2% Crest=14.5",
        "   目标: Low=68% Mid=31% High=1% W=16.8% Crest=12.7",
        "   差值: ΔLow=+20% ΔMid=-20% ΔHigh=+0% ΔW=-9.6% ΔCrest=+1.8",
        "   低频偏多+20%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-15%: 600Hz=+0.4dB",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-9.6%: Side=+1.2dB",
        "   动态接近目标(Δ+1.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 184.6,
        "centroid": 2964.0,
        "onset_density": 4.2,
        "low_energy": 60.900001525878906
      },
      "ref": {
        "lufs": -8.5,
        "peak": 1.899999976158142,
        "rms": -10.699999809265137,
        "crest": 12.699999809265137,
        "width": 16.799999237060547,
        "low_pct": 68.0999984741211,
        "mid_pct": 30.700000762939453,
        "high_pct": 1.2000000476837158,
        "centroid": 387.0,
        "bands": {
          "sub": 25.0,
          "bass": 43.099998474121094,
          "low_mid": 23.299999237060547,
          "mid": 7.300000190734863,
          "high_mid": 0.699999988079071,
          "air": 0.5
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-013648-a6a73d/01_Empty Love_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-013648-a6a73d/01_Empty Love_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.0,
        "peak": -1.399999976158142,
        "rms": -13.300000190734863,
        "crest": 11.899999618530273,
        "width": 5.199999809265137,
        "low_pct": 79.0,
        "mid_pct": 19.399999618530273,
        "high_pct": 1.600000023841858,
        "centroid": 320.0,
        "bands": {
          "sub": 45.0,
          "bass": 34.0,
          "low_mid": 16.799999237060547,
          "mid": 2.5999999046325684,
          "high_mid": 0.800000011920929,
          "air": 0.800000011920929
        }
      },
      "after": {
        "lufs": -10.5,
        "peak": 0.0,
        "rms": -11.199999809265137,
        "crest": 11.199999809265137,
        "width": 7.099999904632568,
        "low_pct": 72.0,
        "mid_pct": 25.600000381469727,
        "high_pct": 2.4000000953674316,
        "centroid": 429.0,
        "bands": {
          "sub": 43.29999923706055,
          "bass": 28.600000381469727,
          "low_mid": 22.0,
          "mid": 3.5999999046325684,
          "high_mid": 1.2000000476837158,
          "air": 1.2000000476837158
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.41759997606277466,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.14100000262260437,
        "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": -1.0900001525878906,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.4549999237060547,
        "tight_hz": 120,
        "tight_db": -0.8270000219345093,
        "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": 0.19499999284744263,
        "side_gain_db": 1.3919998407363892,
        "_global_low": 79.0,
        "_global_mid": 19.399999618530273,
        "_global_high": 1.600000023841858
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=79% Mid=19% High=2% W=5.2% Crest=11.9",
        "   目标: Low=68% Mid=31% High=1% W=16.8% Crest=12.7",
        "   差值: ΔLow=+11% ΔMid=-11% ΔHigh=+0% ΔW=-11.6% ΔCrest=-0.8",
        "   低频偏多+11%: 去闷=-1.1dB, 低频增强=0.5dB, 收紧=-0.8dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-6%: 600Hz=+0.2dB",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   宽度偏窄-11.6%: Side=+1.4dB",
        "   动态接近目标(Δ-0.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 184.6,
        "centroid": 2379.0,
        "onset_density": 4.0,
        "low_energy": 70.69999694824219
      },
      "ref": {
        "lufs": -8.5,
        "peak": 1.899999976158142,
        "rms": -10.699999809265137,
        "crest": 12.699999809265137,
        "width": 16.799999237060547,
        "low_pct": 68.0999984741211,
        "mid_pct": 30.700000762939453,
        "high_pct": 1.2000000476837158,
        "centroid": 387.0,
        "bands": {
          "sub": 25.0,
          "bass": 43.099998474121094,
          "low_mid": 23.299999237060547,
          "mid": 7.300000190734863,
          "high_mid": 0.699999988079071,
          "air": 0.5
        }
      }
    }
  ],
  "time": 41.1
}