{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-150436-869a80/02_牵丝戏_20260422/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-150436-869a80/02_牵丝戏_20260422/suno_mixed_0.mp3",
      "before": {
        "lufs": -12.0,
        "peak": -1.100000023841858,
        "rms": -14.800000190734863,
        "crest": 13.699999809265137,
        "width": 14.300000190734863,
        "low_pct": 32.099998474121094,
        "mid_pct": 65.69999694824219,
        "high_pct": 2.200000047683716,
        "centroid": 503.0,
        "bands": {
          "sub": 3.700000047683716,
          "bass": 28.399999618530273,
          "low_mid": 62.5,
          "mid": 3.0999999046325684,
          "high_mid": 1.2000000476837158,
          "air": 1.0
        }
      },
      "after": {
        "lufs": -8.8,
        "peak": 0.20000000298023224,
        "rms": -11.5,
        "crest": 11.699999809265137,
        "width": 12.0,
        "low_pct": 35.0,
        "mid_pct": 62.5,
        "high_pct": 2.5999999046325684,
        "centroid": 524.0,
        "bands": {
          "sub": 5.0,
          "bass": 29.899999618530273,
          "low_mid": 59.099998474121094,
          "mid": 3.4000000953674316,
          "high_mid": 1.399999976158142,
          "air": 1.100000023841858
        }
      },
      "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": 0.27300000190734863,
        "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": -0.5,
        "side_gain_db": 0.0,
        "_global_low": 32.099998474121094,
        "_global_mid": 65.69999694824219,
        "_global_high": 2.200000047683716
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=32% Mid=66% High=2% W=14.3% Crest=13.7",
        "   目标: Low=49% Mid=49% High=3% W=13.8% Crest=12.3",
        "   差值: ΔLow=-17% ΔMid=+17% ΔHigh=-0% ΔW=+0.5% ΔCrest=+1.4",
        "   低频偏少-17%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频接近目标(Δ-0%) → 微量空气感+0.3dB",
        "   LowMid偏多+26%: 600Hz=-0.5dB",
        "   Mid偏少-9%: 2.5kHz=+0.3dB q=1.0",
        "   宽度接近目标(Δ+0.5%) → Side增益归零",
        "   动态接近目标(Δ+1.4dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 172.3,
        "centroid": 2053.0,
        "onset_density": 2.5,
        "low_energy": 27.600000381469727
      },
      "ref": {
        "lufs": -9.3,
        "peak": 0.5,
        "rms": -11.800000190734863,
        "crest": 12.300000190734863,
        "width": 13.800000190734863,
        "low_pct": 48.70000076293945,
        "mid_pct": 48.599998474121094,
        "high_pct": 2.700000047683716,
        "centroid": 626.0,
        "bands": {
          "sub": 10.699999809265137,
          "bass": 37.900001525878906,
          "low_mid": 36.400001525878906,
          "mid": 12.199999809265137,
          "high_mid": 2.299999952316284,
          "air": 0.4000000059604645
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260422-150436-869a80/02_牵丝戏_20260422/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260422-150436-869a80/02_牵丝戏_20260422/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.8,
        "peak": -1.2999999523162842,
        "rms": -15.600000381469727,
        "crest": 14.300000190734863,
        "width": 15.800000190734863,
        "low_pct": 35.900001525878906,
        "mid_pct": 59.099998474121094,
        "high_pct": 5.099999904632568,
        "centroid": 720.0,
        "bands": {
          "sub": 10.0,
          "bass": 25.899999618530273,
          "low_mid": 56.29999923706055,
          "mid": 2.799999952316284,
          "high_mid": 1.7999999523162842,
          "air": 3.299999952316284
        }
      },
      "after": {
        "lufs": -9.3,
        "peak": 0.10000000149011612,
        "rms": -12.0,
        "crest": 12.100000381469727,
        "width": 13.100000381469727,
        "low_pct": 39.20000076293945,
        "mid_pct": 55.099998474121094,
        "high_pct": 5.699999809265137,
        "centroid": 764.0,
        "bands": {
          "sub": 13.5,
          "bass": 25.700000762939453,
          "low_mid": 52.0,
          "mid": 3.0999999046325684,
          "high_mid": 2.0999999046325684,
          "air": 3.5999999046325684
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5559999942779541,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5559999942779541,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 2500,
        "mid_snap_db": 0.28199997544288635,
        "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": -0.1719999611377716,
        "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": 35.900001525878906,
        "_global_mid": 59.099998474121094,
        "_global_high": 5.099999904632568
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=36% Mid=59% High=5% W=15.8% Crest=14.3",
        "   目标: Low=49% Mid=49% High=3% W=13.8% Crest=12.3",
        "   差值: ΔLow=-13% ΔMid=+10% ΔHigh=+2% ΔW=+2.0% ΔCrest=+2.0",
        "   低频偏少-13%: 去闷=0, 低频增强=2.0dB, Mid低频=0.6dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏多+20%: 600Hz=-0.5dB",
        "   Mid偏少-9%: 2.5kHz=+0.3dB q=1.0",
        "   Air偏多+2.9%: 空气感再降0.2dB→-0.2dB",
        "   宽度接近目标(Δ+2.0%) → Side增益归零",
        "   动态接近目标(Δ+2.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 172.3,
        "centroid": 2570.0,
        "onset_density": 2.6,
        "low_energy": 16.899999618530273
      },
      "ref": {
        "lufs": -9.3,
        "peak": 0.5,
        "rms": -11.800000190734863,
        "crest": 12.300000190734863,
        "width": 13.800000190734863,
        "low_pct": 48.70000076293945,
        "mid_pct": 48.599998474121094,
        "high_pct": 2.700000047683716,
        "centroid": 626.0,
        "bands": {
          "sub": 10.699999809265137,
          "bass": 37.900001525878906,
          "low_mid": 36.400001525878906,
          "mid": 12.199999809265137,
          "high_mid": 2.299999952316284,
          "air": 0.4000000059604645
        }
      }
    }
  ],
  "time": 38.4
}