{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-003955-21e88a/01_Shape of You_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-003955-21e88a/01_Shape of You_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.5,
        "peak": -1.0,
        "rms": -15.0,
        "crest": 13.899999618530273,
        "width": 7.900000095367432,
        "low_pct": 62.599998474121094,
        "mid_pct": 34.400001525878906,
        "high_pct": 3.0,
        "centroid": 607.0,
        "bands": {
          "sub": 17.100000381469727,
          "bass": 45.5,
          "low_mid": 24.399999618530273,
          "mid": 10.0,
          "high_mid": 1.7999999523162842,
          "air": 1.2000000476837158
        }
      },
      "after": {
        "lufs": -10.3,
        "peak": 0.0,
        "rms": -12.100000381469727,
        "crest": 12.100000381469727,
        "width": 8.199999809265137,
        "low_pct": 56.29999923706055,
        "mid_pct": 39.70000076293945,
        "high_pct": 4.0,
        "centroid": 733.0,
        "bands": {
          "sub": 13.199999809265137,
          "bass": 43.099998474121094,
          "low_mid": 28.399999618530273,
          "mid": 11.399999618530273,
          "high_mid": 2.299999952316284,
          "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": 0.17100001871585846,
        "side_gain_db": -0.25,
        "_global_low": 62.599998474121094,
        "_global_mid": 34.400001525878906,
        "_global_high": 3.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=63% Mid=34% High=3% W=7.9% Crest=13.9",
        "   目标: Low=58% Mid=38% High=4% W=5.4% Crest=11.3",
        "   差值: ΔLow=+5% ΔMid=-4% ΔHigh=-0% ΔW=+2.5% ΔCrest=+2.6",
        "   低频接近目标(Δ+5%) → 微调模式",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏少-6%: 600Hz=+0.2dB",
        "   Mid接近目标(Δ+2%) → 不调",
        "   宽度偏宽+2.5%: Side整体=-0.2dB",
        "   动态接近目标(Δ+2.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2373.0,
        "onset_density": 3.8,
        "low_energy": 57.0
      },
      "ref": {
        "lufs": -7.3,
        "peak": 1.7000000476837158,
        "rms": -9.699999809265137,
        "crest": 11.300000190734863,
        "width": 5.400000095367432,
        "low_pct": 57.900001525878906,
        "mid_pct": 38.5,
        "high_pct": 3.5,
        "centroid": 622.0,
        "bands": {
          "sub": 22.5,
          "bass": 35.5,
          "low_mid": 30.100000381469727,
          "mid": 8.399999618530273,
          "high_mid": 2.5999999046325684,
          "air": 1.0
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-003955-21e88a/01_Shape of You_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-003955-21e88a/01_Shape of You_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -0.699999988079071,
        "rms": -14.600000381469727,
        "crest": 13.800000190734863,
        "width": 5.199999809265137,
        "low_pct": 66.0,
        "mid_pct": 32.099998474121094,
        "high_pct": 1.899999976158142,
        "centroid": 421.0,
        "bands": {
          "sub": 32.29999923706055,
          "bass": 33.70000076293945,
          "low_mid": 28.399999618530273,
          "mid": 3.700000047683716,
          "high_mid": 0.6000000238418579,
          "air": 1.2000000476837158
        }
      },
      "after": {
        "lufs": -10.7,
        "peak": 0.0,
        "rms": -12.199999809265137,
        "crest": 12.199999809265137,
        "width": 5.5,
        "low_pct": 58.70000076293945,
        "mid_pct": 38.79999923706055,
        "high_pct": 2.5,
        "centroid": 525.0,
        "bands": {
          "sub": 28.600000381469727,
          "bass": 30.100000381469727,
          "low_mid": 33.900001525878906,
          "mid": 4.900000095367432,
          "high_mid": 0.8999999761581421,
          "air": 1.7000000476837158
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "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": 0.14099998772144318,
        "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": -0.8099998831748962,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.5950000286102295,
        "tight_hz": 120,
        "tight_db": -0.7429999709129333,
        "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": 0.0,
        "_global_low": 66.0,
        "_global_mid": 32.099998474121094,
        "_global_high": 1.899999976158142
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=66% Mid=32% High=2% W=5.2% Crest=13.8",
        "   目标: Low=58% Mid=38% High=4% W=5.4% Crest=11.3",
        "   差值: ΔLow=+8% ΔMid=-6% ΔHigh=-2% ΔW=-0.2% ΔCrest=+2.5",
        "   低频偏多+8%: 去闷=-0.8dB, 低频增强=0.6dB, 收紧=-0.7dB",
        "   高频接近目标(Δ-2%) → 微量空气感+0.3dB",
        "   LowMid接近目标(Δ-2%) → 不调",
        "   Mid偏少-5%: 2.5kHz=+0.1dB q=1.0",
        "   宽度接近目标(Δ-0.2%) → Side增益归零",
        "   动态接近目标(Δ+2.5dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2313.0,
        "onset_density": 4.1,
        "low_energy": 65.4000015258789
      },
      "ref": {
        "lufs": -7.3,
        "peak": 1.7000000476837158,
        "rms": -9.699999809265137,
        "crest": 11.300000190734863,
        "width": 5.400000095367432,
        "low_pct": 57.900001525878906,
        "mid_pct": 38.5,
        "high_pct": 3.5,
        "centroid": 622.0,
        "bands": {
          "sub": 22.5,
          "bass": 35.5,
          "low_mid": 30.100000381469727,
          "mid": 8.399999618530273,
          "high_mid": 2.5999999046325684,
          "air": 1.0
        }
      }
    }
  ],
  "time": 46.8
}