{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260420-215438-a81c4c/01_十二生肖_20260420/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260420-215438-a81c4c/01_十二生肖_20260420/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.9,
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        "rms": -14.5,
        "crest": 13.100000381469727,
        "width": 4.699999809265137,
        "low_pct": 75.30000305175781,
        "mid_pct": 18.799999237060547,
        "high_pct": 5.800000190734863,
        "centroid": 783.0,
        "bands": {
          "sub": 28.0,
          "bass": 47.400001525878906,
          "low_mid": 10.800000190734863,
          "mid": 8.0,
          "high_mid": 2.9000000953674316,
          "air": 2.9000000953674316
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      },
      "after": {
        "lufs": -9.8,
        "peak": 0.30000001192092896,
        "rms": -12.0,
        "crest": 12.399999618530273,
        "width": 5.800000190734863,
        "low_pct": 61.79999923706055,
        "mid_pct": 29.5,
        "high_pct": 8.699999809265137,
        "centroid": 1143.0,
        "bands": {
          "sub": 24.0,
          "bass": 37.79999923706055,
          "low_mid": 16.600000381469727,
          "mid": 12.899999618530273,
          "high_mid": 4.400000095367432,
          "air": 4.300000190734863
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.2556000053882599,
        "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": 0.2369999885559082,
        "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": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0,
        "tight_hz": 120,
        "tight_db": -1.5,
        "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": 0.5,
        "side_gain_db": 0.8519999980926514,
        "_global_low": 75.30000305175781,
        "_global_mid": 18.799999237060547,
        "_global_high": 5.800000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=75% Mid=19% High=6% W=4.7% Crest=13.1",
        "   目标: Low=40% Mid=55% High=4% W=11.8% Crest=14.6",
        "   差值: ΔLow=+35% ΔMid=-36% ΔHigh=+1% ΔW=-7.1% ΔCrest=-1.5",
        "   低频偏多+35%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-28%: 600Hz=+0.5dB",
        "   Mid偏少-8%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-7.1%: Side=+0.9dB",
        "   动态接近目标(Δ-1.5dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 161.5,
        "centroid": 3257.0,
        "onset_density": 4.1,
        "low_energy": 68.4000015258789
      },
      "ref": {
        "lufs": -7.9,
        "peak": 4.199999809265137,
        "rms": -10.399999618530273,
        "crest": 14.600000381469727,
        "width": 11.800000190734863,
        "low_pct": 40.29999923706055,
        "mid_pct": 55.29999923706055,
        "high_pct": 4.400000095367432,
        "centroid": 914.0,
        "bands": {
          "sub": 3.200000047683716,
          "bass": 37.099998474121094,
          "low_mid": 39.29999923706055,
          "mid": 15.899999618530273,
          "high_mid": 2.5,
          "air": 1.899999976158142
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260420-215438-a81c4c/01_十二生肖_20260420/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260420-215438-a81c4c/01_十二生肖_20260420/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.4,
        "peak": -2.5999999046325684,
        "rms": -14.399999618530273,
        "crest": 11.800000190734863,
        "width": 3.299999952316284,
        "low_pct": 74.5,
        "mid_pct": 18.600000381469727,
        "high_pct": 6.900000095367432,
        "centroid": 884.0,
        "bands": {
          "sub": 34.599998474121094,
          "bass": 39.900001525878906,
          "low_mid": 9.699999809265137,
          "mid": 8.899999618530273,
          "high_mid": 2.9000000953674316,
          "air": 4.0
        }
      },
      "after": {
        "lufs": -10.2,
        "peak": 0.30000001192092896,
        "rms": -11.800000190734863,
        "crest": 12.199999809265137,
        "width": 4.900000095367432,
        "low_pct": 63.20000076293945,
        "mid_pct": 27.100000381469727,
        "high_pct": 9.800000190734863,
        "centroid": 1236.0,
        "bands": {
          "sub": 29.600000381469727,
          "bass": 33.5,
          "low_mid": 13.399999618530273,
          "mid": 13.699999809265137,
          "high_mid": 4.199999809265137,
          "air": 5.599999904632568
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      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.3059999942779541,
        "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": 0.20999999344348907,
        "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": -2.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.0,
        "tight_hz": 120,
        "tight_db": -1.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.11799997091293335,
        "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": 0.5,
        "side_gain_db": 1.0199999809265137,
        "_global_low": 74.5,
        "_global_mid": 18.600000381469727,
        "_global_high": 6.900000095367432
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=74% Mid=19% High=7% W=3.3% Crest=11.8",
        "   目标: Low=40% Mid=55% High=4% W=11.8% Crest=14.6",
        "   差值: ΔLow=+34% ΔMid=-37% ΔHigh=+2% ΔW=-8.5% ΔCrest=-2.8",
        "   低频偏多+34%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-30%: 600Hz=+0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   Air偏多+2.1%: 空气感再降0.2dB→-0.1dB",
        "   宽度偏窄-8.5%: Side=+1.0dB",
        "   动态接近目标(Δ-2.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "rock",
        "confidence": "medium",
        "source": "audio",
        "bpm": 83.4,
        "centroid": 3428.0,
        "onset_density": 4.9,
        "low_energy": 71.4000015258789
      },
      "ref": {
        "lufs": -7.9,
        "peak": 4.199999809265137,
        "rms": -10.399999618530273,
        "crest": 14.600000381469727,
        "width": 11.800000190734863,
        "low_pct": 40.29999923706055,
        "mid_pct": 55.29999923706055,
        "high_pct": 4.400000095367432,
        "centroid": 914.0,
        "bands": {
          "sub": 3.200000047683716,
          "bass": 37.099998474121094,
          "low_mid": 39.29999923706055,
          "mid": 15.899999618530273,
          "high_mid": 2.5,
          "air": 1.899999976158142
        }
      }
    }
  ],
  "time": 37.3
}