{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-162826-acc955/01_360_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-162826-acc955/01_360_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.3,
        "peak": -1.399999976158142,
        "rms": -13.600000381469727,
        "crest": 12.199999809265137,
        "width": 1.7000000476837158,
        "low_pct": 83.4000015258789,
        "mid_pct": 13.100000381469727,
        "high_pct": 3.4000000953674316,
        "centroid": 489.0,
        "bands": {
          "sub": 47.5,
          "bass": 36.0,
          "low_mid": 6.800000190734863,
          "mid": 6.400000095367432,
          "high_mid": 2.0999999046325684,
          "air": 1.2999999523162842
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      },
      "after": {
        "lufs": -9.3,
        "peak": 0.30000001192092896,
        "rms": -10.899999618530273,
        "crest": 11.199999809265137,
        "width": 2.200000047683716,
        "low_pct": 79.19999694824219,
        "mid_pct": 16.600000381469727,
        "high_pct": 4.199999809265137,
        "centroid": 585.0,
        "bands": {
          "sub": 48.0,
          "bass": 31.200000762939453,
          "low_mid": 9.199999809265137,
          "mid": 7.400000095367432,
          "high_mid": 2.5999999046325684,
          "air": 1.7000000476837158
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.41040003299713135,
        "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": -0.1599999964237213,
        "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": -0.9599998593330383,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.5200001001358032,
        "tight_hz": 120,
        "tight_db": -0.7879999876022339,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.08999998867511749,
        "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": 0.46799996495246887,
        "side_gain_db": 1.3680000305175781,
        "_global_low": 83.4000015258789,
        "_global_mid": 13.100000381469727,
        "_global_high": 3.4000000953674316
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=83% Mid=13% High=3% W=1.7% Crest=12.2",
        "   目标: Low=74% Mid=25% High=1% W=13.1% Crest=10.6",
        "   差值: ΔLow=+10% ΔMid=-12% ΔHigh=+2% ΔW=-11.4% ΔCrest=+1.6",
        "   低频偏多+10%: 去闷=-1.0dB, 低频增强=0.5dB, 收紧=-0.8dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-16%: 600Hz=+0.5dB",
        "   Mid偏多+4%: 2.5kHz=-0.2dB q=1.0",
        "   宽度偏窄-11.4%: Side=+1.4dB",
        "   动态接近目标(Δ+1.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 3218.0,
        "onset_density": 3.6,
        "low_energy": 69.4000015258789
      },
      "ref": {
        "lufs": -8.2,
        "peak": 1.399999976158142,
        "rms": -9.199999809265137,
        "crest": 10.600000381469727,
        "width": 13.100000381469727,
        "low_pct": 73.80000305175781,
        "mid_pct": 24.799999237060547,
        "high_pct": 1.2999999523162842,
        "centroid": 292.0,
        "bands": {
          "sub": 26.100000381469727,
          "bass": 47.79999923706055,
          "low_mid": 22.399999618530273,
          "mid": 2.4000000953674316,
          "high_mid": 0.6000000238418579,
          "air": 0.6000000238418579
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-162826-acc955/01_360_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-162826-acc955/01_360_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.3,
        "peak": -0.10000000149011612,
        "rms": -14.5,
        "crest": 14.300000190734863,
        "width": 3.5999999046325684,
        "low_pct": 80.5,
        "mid_pct": 16.0,
        "high_pct": 3.5,
        "centroid": 549.0,
        "bands": {
          "sub": 28.5,
          "bass": 52.0,
          "low_mid": 8.399999618530273,
          "mid": 7.599999904632568,
          "high_mid": 1.899999976158142,
          "air": 1.600000023841858
        }
      },
      "after": {
        "lufs": -10.0,
        "peak": 0.20000000298023224,
        "rms": -11.399999618530273,
        "crest": 11.699999809265137,
        "width": 4.5,
        "low_pct": 76.30000305175781,
        "mid_pct": 19.5,
        "high_pct": 4.199999809265137,
        "centroid": 638.0,
        "bands": {
          "sub": 27.5,
          "bass": 48.79999923706055,
          "low_mid": 11.0,
          "mid": 8.5,
          "high_mid": 2.200000047683716,
          "air": 1.899999976158142
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 6000,
        "side_high_shelf_db": 0.34200000762939453,
        "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": -0.20799998939037323,
        "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": 0.1354999989271164,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -0.6699997186660767,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.6650001406669617,
        "tight_hz": 120,
        "tight_db": -0.700999915599823,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.07999999821186066,
        "comp_threshold_db": -10.220000267028809,
        "comp_ratio": 2.0,
        "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": 0.41999998688697815,
        "side_gain_db": 1.1399999856948853,
        "_global_low": 80.5,
        "_global_mid": 16.0,
        "_global_high": 3.5
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=80% Mid=16% High=4% W=3.6% Crest=14.3",
        "   目标: Low=74% Mid=25% High=1% W=13.1% Crest=10.6",
        "   差值: ΔLow=+7% ΔMid=-9% ΔHigh=+2% ΔW=-9.5% ΔCrest=+3.7",
        "   低频偏多+7%: 去闷=-0.7dB, 低频增强=0.7dB, 收紧=-0.7dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-14%: 600Hz=+0.4dB",
        "   Mid偏多+5%: 2.5kHz=-0.2dB q=1.0",
        "   宽度偏窄-9.5%: Side=+1.1dB",
        "   动态偏大+3.7dB: 压缩阈值=-10.2dB, PC mix=14%"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 3010.0,
        "onset_density": 4.4,
        "low_energy": 74.0
      },
      "ref": {
        "lufs": -8.2,
        "peak": 1.399999976158142,
        "rms": -9.199999809265137,
        "crest": 10.600000381469727,
        "width": 13.100000381469727,
        "low_pct": 73.80000305175781,
        "mid_pct": 24.799999237060547,
        "high_pct": 1.2999999523162842,
        "centroid": 292.0,
        "bands": {
          "sub": 26.100000381469727,
          "bass": 47.79999923706055,
          "low_mid": 22.399999618530273,
          "mid": 2.4000000953674316,
          "high_mid": 0.6000000238418579,
          "air": 0.6000000238418579
        }
      }
    }
  ],
  "time": 38.6
}