{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-182149-f3a3f0/03_bad guy_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-182149-f3a3f0/03_bad guy_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -13.3,
        "peak": -0.800000011920929,
        "rms": -14.199999809265137,
        "crest": 13.300000190734863,
        "width": 4.800000190734863,
        "low_pct": 75.9000015258789,
        "mid_pct": 19.899999618530273,
        "high_pct": 4.199999809265137,
        "centroid": 573.0,
        "bands": {
          "sub": 34.5,
          "bass": 41.400001525878906,
          "low_mid": 13.300000190734863,
          "mid": 6.5,
          "high_mid": 2.5,
          "air": 1.7000000476837158
        }
      },
      "after": {
        "lufs": -9.9,
        "peak": 0.30000001192092896,
        "rms": -10.600000381469727,
        "crest": 10.899999618530273,
        "width": 3.4000000953674316,
        "low_pct": 77.0,
        "mid_pct": 18.799999237060547,
        "high_pct": 4.199999809265137,
        "centroid": 556.0,
        "bands": {
          "sub": 41.70000076293945,
          "bass": 35.29999923706055,
          "low_mid": 13.100000381469727,
          "mid": 5.699999809265137,
          "high_mid": 2.4000000953674316,
          "air": 1.7999999523162842
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.6000000238418579,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.6000000238418579,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": -0.23200000822544098,
        "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": -0.06999996304512024,
        "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": -0.16200000047683716,
        "side_gain_db": 0.0,
        "_global_low": 75.9000015258789,
        "_global_mid": 19.899999618530273,
        "_global_high": 4.199999809265137
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=76% Mid=20% High=4% W=4.8% Crest=13.3",
        "   目标: Low=91% Mid=9% High=0% W=3.2% Crest=11.6",
        "   差值: ΔLow=-15% ΔMid=+11% ΔHigh=+4% ΔW=+1.6% ΔCrest=+1.7",
        "   低频偏少-15%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+4%: 空气感=-0.1dB",
        "   LowMid偏多+5%: 600Hz=-0.2dB",
        "   Mid偏多+6%: 2.5kHz=-0.2dB q=1.0",
        "   宽度接近目标(Δ+1.6%) → Side增益归零",
        "   动态接近目标(Δ+1.7dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2469.0,
        "onset_density": 3.5,
        "low_energy": 78.69999694824219
      },
      "ref": {
        "lufs": -8.3,
        "peak": 2.4000000953674316,
        "rms": -9.199999809265137,
        "crest": 11.600000381469727,
        "width": 3.200000047683716,
        "low_pct": 90.9000015258789,
        "mid_pct": 8.600000381469727,
        "high_pct": 0.5,
        "centroid": 160.0,
        "bands": {
          "sub": 18.600000381469727,
          "bass": 72.30000305175781,
          "low_mid": 7.900000095367432,
          "mid": 0.699999988079071,
          "high_mid": 0.4000000059604645,
          "air": 0.10000000149011612
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-182149-f3a3f0/03_bad guy_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-182149-f3a3f0/03_bad guy_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -14.5,
        "peak": -1.899999976158142,
        "rms": -15.300000190734863,
        "crest": 13.399999618530273,
        "width": 2.700000047683716,
        "low_pct": 57.29999923706055,
        "mid_pct": 34.70000076293945,
        "high_pct": 7.900000095367432,
        "centroid": 964.0,
        "bands": {
          "sub": 26.700000762939453,
          "bass": 30.700000762939453,
          "low_mid": 26.299999237060547,
          "mid": 8.5,
          "high_mid": 4.400000095367432,
          "air": 3.5
        }
      },
      "after": {
        "lufs": -10.3,
        "peak": 0.10000000149011612,
        "rms": -10.899999618530273,
        "crest": 11.0,
        "width": 1.5,
        "low_pct": 61.900001525878906,
        "mid_pct": 30.899999618530273,
        "high_pct": 7.099999904632568,
        "centroid": 864.0,
        "bands": {
          "sub": 31.299999237060547,
          "bass": 30.600000381469727,
          "low_mid": 23.700000762939453,
          "mid": 7.300000190734863,
          "high_mid": 3.9000000953674316,
          "air": 3.200000047683716
        }
      },
      "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": -0.31200000643730164,
        "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": -0.7120000123977661,
        "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": 57.29999923706055,
        "_global_mid": 34.70000076293945,
        "_global_high": 7.900000095367432
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=57% Mid=35% High=8% W=2.7% Crest=13.4",
        "   目标: Low=91% Mid=9% High=0% W=3.2% Crest=11.6",
        "   差值: ΔLow=-34% ΔMid=+26% ΔHigh=+7% ΔW=-0.5% ΔCrest=+1.8",
        "   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+18%: 600Hz=-0.5dB",
        "   Mid偏多+8%: 2.5kHz=-0.3dB q=1.0",
        "   Air偏多+3.4%: 空气感再降0.3dB→-0.7dB",
        "   宽度接近目标(Δ-0.5%) → Side增益归零",
        "   动态接近目标(Δ+1.8dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "edm",
        "confidence": "high",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2901.0,
        "onset_density": 3.4,
        "low_energy": 76.4000015258789
      },
      "ref": {
        "lufs": -8.3,
        "peak": 2.4000000953674316,
        "rms": -9.199999809265137,
        "crest": 11.600000381469727,
        "width": 3.200000047683716,
        "low_pct": 90.9000015258789,
        "mid_pct": 8.600000381469727,
        "high_pct": 0.5,
        "centroid": 160.0,
        "bands": {
          "sub": 18.600000381469727,
          "bass": 72.30000305175781,
          "low_mid": 7.900000095367432,
          "mid": 0.699999988079071,
          "high_mid": 0.4000000059604645,
          "air": 0.10000000149011612
        }
      }
    }
  ],
  "time": 56.2
}