{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-153717-52a95c/01_夜曲_20260418/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-153717-52a95c/01_夜曲_20260418/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.8,
        "peak": -2.200000047683716,
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        "crest": 13.899999618530273,
        "width": 11.100000381469727,
        "low_pct": 56.29999923706055,
        "mid_pct": 42.70000076293945,
        "high_pct": 1.0,
        "centroid": 414.0,
        "bands": {
          "sub": 6.699999809265137,
          "bass": 49.599998474121094,
          "low_mid": 36.400001525878906,
          "mid": 6.300000190734863,
          "high_mid": 0.6000000238418579,
          "air": 0.4000000059604645
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      },
      "after": {
        "lufs": -10.1,
        "peak": 0.10000000149011612,
        "rms": -12.600000381469727,
        "crest": 12.600000381469727,
        "width": 13.0,
        "low_pct": 50.20000076293945,
        "mid_pct": 48.79999923706055,
        "high_pct": 1.0,
        "centroid": 456.0,
        "bands": {
          "sub": 5.599999904632568,
          "bass": 44.599998474121094,
          "low_mid": 41.29999923706055,
          "mid": 7.400000095367432,
          "high_mid": 0.6000000238418579,
          "air": 0.4000000059604645
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.34919995069503784,
        "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": 1.1639997959136963,
        "_global_low": 56.29999923706055,
        "_global_mid": 42.70000076293945,
        "_global_high": 1.0
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=56% Mid=43% High=1% W=11.1% Crest=13.9",
        "   目标: Low=58% Mid=40% High=2% W=20.8% Crest=11.3",
        "   差值: ΔLow=-2% ΔMid=+2% ΔHigh=-1% ΔW=-9.7% ΔCrest=+2.6",
        "   低频接近目标(Δ-2%) → 微调模式",
        "   高频接近目标(Δ-1%) → 微量空气感+0.3dB",
        "   LowMid接近目标(Δ-0%) → 不调",
        "   Mid接近目标(Δ+3%) → 不调",
        "   宽度偏窄-9.7%: Side=+1.2dB",
        "   动态接近目标(Δ+2.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "medium",
        "source": "audio",
        "bpm": 123.0,
        "centroid": 1802.0,
        "onset_density": 3.1,
        "low_energy": 50.79999923706055
      },
      "ref": {
        "lufs": -8.0,
        "peak": 1.399999976158142,
        "rms": -9.899999618530273,
        "crest": 11.300000190734863,
        "width": 20.799999237060547,
        "low_pct": 57.900001525878906,
        "mid_pct": 40.20000076293945,
        "high_pct": 1.7999999523162842,
        "centroid": 426.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 49.599998474121094,
          "low_mid": 36.599998474121094,
          "mid": 3.5999999046325684,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-153717-52a95c/01_夜曲_20260418/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-153717-52a95c/01_夜曲_20260418/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.8,
        "peak": -1.600000023841858,
        "rms": -15.600000381469727,
        "crest": 14.0,
        "width": 8.800000190734863,
        "low_pct": 49.599998474121094,
        "mid_pct": 49.20000076293945,
        "high_pct": 1.2000000476837158,
        "centroid": 639.0,
        "bands": {
          "sub": 11.5,
          "bass": 38.099998474121094,
          "low_mid": 35.099998474121094,
          "mid": 14.100000381469727,
          "high_mid": 0.699999988079071,
          "air": 0.5
        }
      },
      "after": {
        "lufs": -9.5,
        "peak": 0.10000000149011612,
        "rms": -12.199999809265137,
        "crest": 12.300000190734863,
        "width": 10.300000190734863,
        "low_pct": 48.70000076293945,
        "mid_pct": 50.099998474121094,
        "high_pct": 1.2000000476837158,
        "centroid": 634.0,
        "bands": {
          "sub": 12.600000381469727,
          "bass": 36.099998474121094,
          "low_mid": 36.400001525878906,
          "mid": 13.600000381469727,
          "high_mid": 0.699999988079071,
          "air": 0.5
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.43199995160102844,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.4660000801086426,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.4660000801086426,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.41999998688697815,
        "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": 0.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 1.6640002727508545,
        "tight_hz": 120,
        "tight_db": 0.0,
        "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": 1.4399998188018799,
        "_global_low": 49.599998474121094,
        "_global_mid": 49.20000076293945,
        "_global_high": 1.2000000476837158
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=50% Mid=49% High=1% W=8.8% Crest=14.0",
        "   目标: Low=58% Mid=40% High=2% W=20.8% Crest=11.3",
        "   差值: ΔLow=-8% ΔMid=+9% ΔHigh=-1% ΔW=-12.0% ΔCrest=+2.7",
        "   低频偏少-8%: 去闷=0, 低频增强=1.7dB, Mid低频=0.5dB",
        "   高频接近目标(Δ-1%) → 微量空气感+0.3dB",
        "   LowMid接近目标(Δ-2%) → 不调",
        "   Mid偏多+10%: 2.5kHz=-0.4dB q=1.0",
        "   宽度偏窄-12.0%: Side=+1.4dB",
        "   动态接近目标(Δ+2.7dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 112.3,
        "centroid": 1863.0,
        "onset_density": 3.0,
        "low_energy": 52.599998474121094
      },
      "ref": {
        "lufs": -8.0,
        "peak": 1.399999976158142,
        "rms": -9.899999618530273,
        "crest": 11.300000190734863,
        "width": 20.799999237060547,
        "low_pct": 57.900001525878906,
        "mid_pct": 40.20000076293945,
        "high_pct": 1.7999999523162842,
        "centroid": 426.0,
        "bands": {
          "sub": 8.300000190734863,
          "bass": 49.599998474121094,
          "low_mid": 36.599998474121094,
          "mid": 3.5999999046325684,
          "high_mid": 1.2000000476837158,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 44.7
}