{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-180328-7b7219/01_坏女孩_20260418/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-180328-7b7219/01_坏女孩_20260418/suno_mixed_0.mp3",
      "before": {
        "lufs": -15.2,
        "peak": -3.0,
        "rms": -17.899999618530273,
        "crest": 14.899999618530273,
        "width": 9.899999618530273,
        "low_pct": 42.599998474121094,
        "mid_pct": 47.900001525878906,
        "high_pct": 9.399999618530273,
        "centroid": 1295.0,
        "bands": {
          "sub": 8.899999618530273,
          "bass": 33.70000076293945,
          "low_mid": 40.70000076293945,
          "mid": 7.199999809265137,
          "high_mid": 3.5,
          "air": 5.900000095367432
        }
      },
      "after": {
        "lufs": -10.8,
        "peak": 0.30000001192092896,
        "rms": -13.199999809265137,
        "crest": 13.399999618530273,
        "width": 7.599999904632568,
        "low_pct": 47.099998474121094,
        "mid_pct": 44.0,
        "high_pct": 8.800000190734863,
        "centroid": 1192.0,
        "bands": {
          "sub": 13.600000381469727,
          "bass": 33.5,
          "low_mid": 37.29999923706055,
          "mid": 6.800000190734863,
          "high_mid": 3.4000000953674316,
          "air": 5.400000095367432
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.6,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.6,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.18799999356269836,
        "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": 2.0,
        "tight_hz": 120,
        "tight_db": 0.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": -0.777999997138977,
        "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": 0.0,
        "_global_low": 42.599998474121094,
        "_global_mid": 47.900001525878906,
        "_global_high": 9.399999618530273
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=43% Mid=48% High=9% W=9.9% Crest=14.9",
        "   目标: Low=77% Mid=21% High=3% W=11.8% Crest=14.2",
        "   差值: ΔLow=-34% ΔMid=+27% ΔHigh=+7% ΔW=-1.9% ΔCrest=+0.7",
        "   低频偏少-34%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+7%: 空气感=-0.4dB",
        "   LowMid偏多+23%: 600Hz=-0.5dB",
        "   Mid偏多+5%: 2.5kHz=-0.2dB q=1.0",
        "   Air偏多+5.1%: 空气感再降0.4dB→-0.8dB",
        "   宽度接近目标(Δ-1.9%) → Side增益归零",
        "   动态接近目标(Δ+0.7dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 3240.0,
        "onset_density": 3.6,
        "low_energy": 58.900001525878906
      },
      "ref": {
        "lufs": -9.9,
        "peak": 1.5,
        "rms": -12.699999809265137,
        "crest": 14.199999809265137,
        "width": 11.800000190734863,
        "low_pct": 76.69999694824219,
        "mid_pct": 20.600000381469727,
        "high_pct": 2.700000047683716,
        "centroid": 447.0,
        "bands": {
          "sub": 4.400000095367432,
          "bass": 72.30000305175781,
          "low_mid": 18.100000381469727,
          "mid": 2.5,
          "high_mid": 1.899999976158142,
          "air": 0.800000011920929
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-180328-7b7219/01_坏女孩_20260418/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-180328-7b7219/01_坏女孩_20260418/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.2,
        "peak": -1.0,
        "rms": -14.699999809265137,
        "crest": 13.699999809265137,
        "width": 9.100000381469727,
        "low_pct": 50.79999923706055,
        "mid_pct": 44.79999923706055,
        "high_pct": 4.300000190734863,
        "centroid": 872.0,
        "bands": {
          "sub": 16.200000762939453,
          "bass": 34.599998474121094,
          "low_mid": 29.399999618530273,
          "mid": 15.5,
          "high_mid": 2.4000000953674316,
          "air": 1.899999976158142
        }
      },
      "after": {
        "lufs": -9.2,
        "peak": 0.20000000298023224,
        "rms": -11.5,
        "crest": 11.699999809265137,
        "width": 8.699999809265137,
        "low_pct": 50.400001525878906,
        "mid_pct": 44.79999923706055,
        "high_pct": 4.900000095367432,
        "centroid": 905.0,
        "bands": {
          "sub": 20.100000381469727,
          "bass": 30.299999237060547,
          "low_mid": 30.200000762939453,
          "mid": 14.5,
          "high_mid": 2.5999999046325684,
          "air": 2.200000047683716
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.09719999879598618,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.6,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.6,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.5,
        "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": 2.0,
        "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": -0.3389999568462372,
        "side_gain_db": 0.32399997115135193,
        "_global_low": 50.79999923706055,
        "_global_mid": 44.79999923706055,
        "_global_high": 4.300000190734863
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=51% Mid=45% High=4% W=9.1% Crest=13.7",
        "   目标: Low=77% Mid=21% High=3% W=11.8% Crest=14.2",
        "   差值: ΔLow=-26% ΔMid=+24% ΔHigh=+2% ΔW=-2.7% ΔCrest=-0.5",
        "   低频偏少-26%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频接近目标(Δ+2%) → 微量空气感+0.3dB",
        "   LowMid偏多+11%: 600Hz=-0.3dB",
        "   Mid偏多+13%: 2.5kHz=-0.5dB q=1.0",
        "   宽度偏窄-2.7%: Side=+0.3dB",
        "   动态接近目标(Δ-0.5dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2764.0,
        "onset_density": 3.8,
        "low_energy": 56.900001525878906
      },
      "ref": {
        "lufs": -9.9,
        "peak": 1.5,
        "rms": -12.699999809265137,
        "crest": 14.199999809265137,
        "width": 11.800000190734863,
        "low_pct": 76.69999694824219,
        "mid_pct": 20.600000381469727,
        "high_pct": 2.700000047683716,
        "centroid": 447.0,
        "bands": {
          "sub": 4.400000095367432,
          "bass": 72.30000305175781,
          "low_mid": 18.100000381469727,
          "mid": 2.5,
          "high_mid": 1.899999976158142,
          "air": 0.800000011920929
        }
      }
    }
  ],
  "time": 34.2
}