{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260425-232609-19a08d/03_Ascension (Don't Ever Wonder)_20260425/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260425-232609-19a08d/03_Ascension (Don't Ever Wonder)_20260425/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.7,
        "peak": -1.2999999523162842,
        "rms": -13.699999809265137,
        "crest": 12.399999618530273,
        "width": 5.599999904632568,
        "low_pct": 83.5,
        "mid_pct": 14.899999618530273,
        "high_pct": 1.7000000476837158,
        "centroid": 346.0,
        "bands": {
          "sub": 43.5,
          "bass": 40.0,
          "low_mid": 10.600000381469727,
          "mid": 4.199999809265137,
          "high_mid": 0.5,
          "air": 1.2000000476837158
        }
      },
      "after": {
        "lufs": -10.5,
        "peak": 0.20000000298023224,
        "rms": -11.899999618530273,
        "crest": 12.100000381469727,
        "width": 6.699999809265137,
        "low_pct": 74.19999694824219,
        "mid_pct": 22.899999618530273,
        "high_pct": 2.9000000953674316,
        "centroid": 537.0,
        "bands": {
          "sub": 37.599998474121094,
          "bass": 36.599998474121094,
          "low_mid": 15.600000381469727,
          "mid": 7.300000190734863,
          "high_mid": 0.800000011920929,
          "air": 2.0999999046325684
        }
      },
      "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": 0.09300000965595245,
        "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": -1.8199996948242188,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.09000015258789062,
        "tight_hz": 120,
        "tight_db": -1.0459998846054077,
        "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": 0.453000009059906,
        "side_gain_db": 0.0,
        "_global_low": 83.5,
        "_global_mid": 14.899999618530273,
        "_global_high": 1.7000000476837158
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=84% Mid=15% High=2% W=5.6% Crest=12.4",
        "   目标: Low=65% Mid=33% High=2% W=4.1% Crest=13.9",
        "   差值: ΔLow=+18% ΔMid=-18% ΔHigh=+0% ΔW=+1.5% ΔCrest=-1.5",
        "   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偏少-15%: 600Hz=+0.5dB",
        "   Mid偏少-3%: 2.5kHz=+0.1dB q=1.0",
        "   宽度接近目标(Δ+1.5%) → Side增益归零",
        "   动态接近目标(Δ-1.5dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 92.3,
        "centroid": 2018.0,
        "onset_density": 3.2,
        "low_energy": 73.19999694824219
      },
      "ref": {
        "lufs": -12.5,
        "peak": -0.20000000298023224,
        "rms": -14.100000381469727,
        "crest": 13.899999618530273,
        "width": 4.099999904632568,
        "low_pct": 65.30000305175781,
        "mid_pct": 33.0,
        "high_pct": 1.600000023841858,
        "centroid": 460.0,
        "bands": {
          "sub": 18.899999618530273,
          "bass": 46.400001525878906,
          "low_mid": 25.700000762939453,
          "mid": 7.300000190734863,
          "high_mid": 0.8999999761581421,
          "air": 0.6000000238418579
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260425-232609-19a08d/03_Ascension (Don't Ever Wonder)_20260425/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260425-232609-19a08d/03_Ascension (Don't Ever Wonder)_20260425/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.0,
        "peak": -1.2000000476837158,
        "rms": -14.300000190734863,
        "crest": 13.100000381469727,
        "width": 7.199999809265137,
        "low_pct": 67.80000305175781,
        "mid_pct": 30.100000381469727,
        "high_pct": 2.0,
        "centroid": 475.0,
        "bands": {
          "sub": 27.799999237060547,
          "bass": 40.0,
          "low_mid": 24.0,
          "mid": 6.099999904632568,
          "high_mid": 0.8999999761581421,
          "air": 1.100000023841858
        }
      },
      "after": {
        "lufs": -10.6,
        "peak": 0.0,
        "rms": -12.100000381469727,
        "crest": 12.100000381469727,
        "width": 7.400000095367432,
        "low_pct": 59.900001525878906,
        "mid_pct": 37.400001525878906,
        "high_pct": 2.700000047683716,
        "centroid": 601.0,
        "bands": {
          "sub": 22.399999618530273,
          "bass": 37.5,
          "low_mid": 29.399999618530273,
          "mid": 7.900000095367432,
          "high_mid": 1.100000023841858,
          "air": 1.600000023841858
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.3,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.3,
        "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": -0.3,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.5,
        "tight_hz": 120,
        "tight_db": -0.5,
        "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": 0.0,
        "side_gain_db": -0.3100000023841858,
        "_global_low": 67.80000305175781,
        "_global_mid": 30.100000381469727,
        "_global_high": 2.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=68% Mid=30% High=2% W=7.2% Crest=13.1",
        "   目标: Low=65% Mid=33% High=2% W=4.1% Crest=13.9",
        "   差值: ΔLow=+2% ΔMid=-3% ΔHigh=+0% ΔW=+3.1% ΔCrest=-0.8",
        "   低频接近目标(Δ+2%) → 微调模式",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid接近目标(Δ-2%) → 不调",
        "   Mid接近目标(Δ-1%) → 不调",
        "   宽度偏宽+3.1%: Side整体=-0.3dB",
        "   动态接近目标(Δ-0.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 92.3,
        "centroid": 2241.0,
        "onset_density": 3.3,
        "low_energy": 76.19999694824219
      },
      "ref": {
        "lufs": -12.5,
        "peak": -0.20000000298023224,
        "rms": -14.100000381469727,
        "crest": 13.899999618530273,
        "width": 4.099999904632568,
        "low_pct": 65.30000305175781,
        "mid_pct": 33.0,
        "high_pct": 1.600000023841858,
        "centroid": 460.0,
        "bands": {
          "sub": 18.899999618530273,
          "bass": 46.400001525878906,
          "low_mid": 25.700000762939453,
          "mid": 7.300000190734863,
          "high_mid": 0.8999999761581421,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 63.0
}