{
  "songs": [
    {
      "input": "/srv/music-files/pipeline/validate-gem-003442/01_光年之外_20260326/suno_raw_0.mp3",
      "output": "/srv/music-files/pipeline/validate-gem-003442/01_光年之外_20260326/suno_mixed_0.mp3",
      "before": {
        "lufs": -11.6,
        "peak": -2.299999952316284,
        "rms": -15.300000190734863,
        "crest": 13.0,
        "width": 11.899999618530273,
        "low_pct": 32.20000076293945,
        "mid_pct": 57.400001525878906,
        "high_pct": 10.300000190734863,
        "centroid": 1439.0,
        "bands": {
          "sub": 4.199999809265137,
          "bass": 28.100000381469727,
          "low_mid": 34.79999923706055,
          "mid": 22.600000381469727,
          "high_mid": 7.800000190734863,
          "air": 2.5999999046325684
        }
      },
      "after": {
        "lufs": -9.7,
        "peak": 0.0,
        "rms": -13.199999809265137,
        "crest": 13.199999809265137,
        "width": 9.699999809265137,
        "low_pct": 33.5,
        "mid_pct": 56.20000076293945,
        "high_pct": 10.300000190734863,
        "centroid": 1438.0,
        "bands": {
          "sub": 5.800000190734863,
          "bass": 27.700000762939453,
          "low_mid": 33.099998474121094,
          "mid": 23.100000381469727,
          "high_mid": 7.800000190734863,
          "air": 2.5999999046325684
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 1000,
        "mid_snap_db": 0.5,
        "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": 0.2,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 3.0,
        "tight_hz": 120,
        "tight_db": -1.0,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.0,
        "comp_threshold_db": -10.0,
        "comp_ratio": 1.8,
        "comp_attack_ms": 20,
        "comp_release_ms": 120,
        "limiter_threshold_db": -1.0,
        "limiter_release_ms": 100,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_global_low": 32.20000076293945,
        "_global_mid": 57.400001525878906,
        "_global_high": 10.300000190734863
      },
      "reasons": [
        "低频32%偏低，去闷-1.0dB，低频增强+2.0dB",
        "高频10%过亮，空气感归零，Side高频降到≤0.5dB",
        "中频57%正常，保持基准",
        "宽度11.9%正常，保持基准",
        "Crest 13.0dB正常，保持压缩阈值-10dB",
        "🎵 风格: hip_hop (medium, via audio) — 嘻哈：Sub有力，紧凑，中等压缩 (ref: 楼上的房东)",
        "   ⚠️ 高频10%过亮，跳过 air_db+0.2"
      ],
      "genre": {
        "genre": "hip_hop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 2630.0,
        "onset_density": 2.4,
        "low_energy": 36.0
      }
    },
    {
      "input": "/srv/music-files/pipeline/validate-gem-003442/01_光年之外_20260326/suno_raw_1.mp3",
      "output": "/srv/music-files/pipeline/validate-gem-003442/01_光年之外_20260326/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.7,
        "peak": -3.0999999046325684,
        "rms": -17.299999237060547,
        "crest": 14.199999809265137,
        "width": 11.0,
        "low_pct": 39.79999923706055,
        "mid_pct": 52.400001525878906,
        "high_pct": 7.800000190734863,
        "centroid": 1163.0,
        "bands": {
          "sub": 7.300000190734863,
          "bass": 32.400001525878906,
          "low_mid": 30.600000381469727,
          "mid": 21.799999237060547,
          "high_mid": 5.599999904632568,
          "air": 2.0999999046325684
        }
      },
      "after": {
        "lufs": -11.4,
        "peak": -0.800000011920929,
        "rms": -15.0,
        "crest": 14.199999809265137,
        "width": 8.600000381469727,
        "low_pct": 36.5,
        "mid_pct": 55.20000076293945,
        "high_pct": 8.199999809265137,
        "centroid": 1244.0,
        "bands": {
          "sub": 7.300000190734863,
          "bass": 29.200000762939453,
          "low_mid": 30.799999237060547,
          "mid": 24.399999618530273,
          "high_mid": 6.0,
          "air": 2.299999952316284
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.0,
        "mid_peak_hz": 60,
        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
        "mid_kick_q": 1.0,
        "mid_snap_hz": 1000,
        "mid_snap_db": 0.5,
        "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": 0.15,
        "pre_gain_db": -1.5,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.0,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 1.5,
        "tight_hz": 120,
        "tight_db": -1.5,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.5,
        "comp_threshold_db": -10.0,
        "comp_ratio": 1.8,
        "comp_attack_ms": 20,
        "comp_release_ms": 150,
        "limiter_threshold_db": -1.0,
        "limiter_release_ms": 100,
        "dynamic_eq": false,
        "mp3_bitrate": 320,
        "_global_low": 39.79999923706055,
        "_global_mid": 52.400001525878906,
        "_global_high": 7.800000190734863
      },
      "reasons": [
        "低频40%正常，保持基准",
        "高频8%正常，保持基准空气感+0.5dB",
        "中频52%正常，保持基准",
        "宽度11.0%正常，保持基准",
        "Crest 14.2dB正常，保持压缩阈值-10dB",
        "🎵 风格: pop (medium, via audio) — 流行：低中均衡，中等压缩 (ref: 愿与愁)"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "medium",
        "source": "audio",
        "bpm": 129.2,
        "centroid": 2227.0,
        "onset_density": 3.2,
        "low_energy": 32.5
      }
    }
  ],
  "time": 32.7
}