{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-213633-bcd5bb/01_Close To You_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-213633-bcd5bb/01_Close To You_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -14.8,
        "peak": -1.100000023841858,
        "rms": -17.100000381469727,
        "crest": 16.0,
        "width": 13.199999809265137,
        "low_pct": 55.400001525878906,
        "mid_pct": 43.5,
        "high_pct": 1.100000023841858,
        "centroid": 443.0,
        "bands": {
          "sub": 10.5,
          "bass": 44.900001525878906,
          "low_mid": 36.0,
          "mid": 7.5,
          "high_mid": 0.4000000059604645,
          "air": 0.800000011920929
        }
      },
      "after": {
        "lufs": -11.4,
        "peak": 0.20000000298023224,
        "rms": -13.899999618530273,
        "crest": 14.100000381469727,
        "width": 15.5,
        "low_pct": 45.70000076293945,
        "mid_pct": 52.79999923706055,
        "high_pct": 1.600000023841858,
        "centroid": 550.0,
        "bands": {
          "sub": 6.199999809265137,
          "bass": 39.5,
          "low_mid": 43.400001525878906,
          "mid": 9.399999618530273,
          "high_mid": 0.5,
          "air": 1.0
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.25200003385543823,
        "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": 1000,
        "mid_snap_db": 0.0,
        "mid_snap_q": 0.5,
        "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": -1.1090000867843628,
        "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": 0.8400000929832458,
        "_global_low": 55.400001525878906,
        "_global_mid": 43.5,
        "_global_high": 1.100000023841858
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=55% Mid=44% High=1% W=13.2% Crest=16.0",
        "   目标: Low=35% Mid=65% High=0% W=20.2% Crest=16.0",
        "   差值: ΔLow=+20% ΔMid=-21% ΔHigh=+1% ΔW=-7.0% ΔCrest=+0.0",
        "   低频偏多+20%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-20%: 600Hz=+0.5dB",
        "   Mid接近目标(Δ-1%) → 不调",
        "   宽度偏窄-7.0%: Side=+0.8dB",
        "   动态接近目标(Δ+0.0dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1213.0,
        "onset_density": 2.8,
        "low_energy": 54.20000076293945
      },
      "ref": {
        "lufs": -13.6,
        "peak": -0.6000000238418579,
        "rms": -16.600000381469727,
        "crest": 16.0,
        "width": 20.200000762939453,
        "low_pct": 35.099998474121094,
        "mid_pct": 64.80000305175781,
        "high_pct": 0.10000000149011612,
        "centroid": 473.0,
        "bands": {
          "sub": 0.0,
          "bass": 35.099998474121094,
          "low_mid": 56.29999923706055,
          "mid": 8.5,
          "high_mid": 0.10000000149011612,
          "air": 0.0
        }
      }
    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-213633-bcd5bb/01_Close To You_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-213633-bcd5bb/01_Close To You_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.4,
        "peak": -0.20000000298023224,
        "rms": -14.300000190734863,
        "crest": 14.100000381469727,
        "width": 13.899999618530273,
        "low_pct": 62.900001525878906,
        "mid_pct": 37.0,
        "high_pct": 0.10000000149011612,
        "centroid": 258.0,
        "bands": {
          "sub": 13.5,
          "bass": 49.29999923706055,
          "low_mid": 36.099998474121094,
          "mid": 0.8999999761581421,
          "high_mid": 0.0,
          "air": 0.10000000149011612
        }
      },
      "after": {
        "lufs": -10.1,
        "peak": 0.20000000298023224,
        "rms": -12.199999809265137,
        "crest": 12.399999618530273,
        "width": 16.799999237060547,
        "low_pct": 51.5,
        "mid_pct": 48.400001525878906,
        "high_pct": 0.10000000149011612,
        "centroid": 319.0,
        "bands": {
          "sub": 8.699999809265137,
          "bass": 42.70000076293945,
          "low_mid": 47.0,
          "mid": 1.399999976158142,
          "high_mid": 0.10000000149011612,
          "air": 0.10000000149011612
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.22680003941059113,
        "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": 0.2279999852180481,
        "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": -1.3340001106262207,
        "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": 0.7560001015663147,
        "_global_low": 62.900001525878906,
        "_global_mid": 37.0,
        "_global_high": 0.10000000149011612
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=63% Mid=37% High=0% W=13.9% Crest=14.1",
        "   目标: Low=35% Mid=65% High=0% W=20.2% Crest=16.0",
        "   差值: ΔLow=+28% ΔMid=-28% ΔHigh=+0% ΔW=-6.3% ΔCrest=-1.9",
        "   低频偏多+28%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.3dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-20%: 600Hz=+0.5dB",
        "   Mid偏少-8%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-6.3%: Side=+0.8dB",
        "   动态接近目标(Δ-1.9dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "classical",
        "confidence": "low",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 1038.0,
        "onset_density": 2.9,
        "low_energy": 63.70000076293945
      },
      "ref": {
        "lufs": -13.6,
        "peak": -0.6000000238418579,
        "rms": -16.600000381469727,
        "crest": 16.0,
        "width": 20.200000762939453,
        "low_pct": 35.099998474121094,
        "mid_pct": 64.80000305175781,
        "high_pct": 0.10000000149011612,
        "centroid": 473.0,
        "bands": {
          "sub": 0.0,
          "bass": 35.099998474121094,
          "low_mid": 56.29999923706055,
          "mid": 8.5,
          "high_mid": 0.10000000149011612,
          "air": 0.0
        }
      }
    }
  ],
  "time": 54.5
}