{
  "songs": [
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      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-151921-e4a4eb/04_What Was I Made For?_20260418/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-151921-e4a4eb/04_What Was I Made For?_20260418/suno_mixed_0.mp3",
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        "low_pct": 42.5,
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          "air": 1.5
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        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.12960001826286316,
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        "mid_peak_db": 0.5,
        "mid_peak_q": 1.0,
        "mid_kick_hz": 100,
        "mid_kick_db": 0.5,
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        "mid_snap_db": -0.1759999841451645,
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        "parallel_comp_attack_ms": 5,
        "parallel_comp_release_ms": 150,
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        "dull_hz": 300,
        "dull_db": -0.539999783039093,
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        "comp_release_ms": 100,
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        "mp3_bitrate": 320,
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        "_global_mid": 50.79999923706055,
        "_global_high": 2.0999999046325684
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=47% Mid=51% High=2% W=13.0% Crest=13.9",
        "   目标: Low=42% Mid=57% High=1% W=16.6% Crest=17.1",
        "   差值: ΔLow=+5% ΔMid=-6% ΔHigh=+1% ΔW=-3.6% ΔCrest=-3.2",
        "   低频偏多+5%: 去闷=-0.5dB, 低频增强=0.7dB, 收紧=-0.7dB",
        "   高频接近目标(Δ+1%) → 微量空气感+0.3dB",
        "   LowMid偏少-11%: 600Hz=+0.3dB",
        "   Mid偏多+4%: 2.5kHz=-0.2dB q=1.0",
        "   宽度偏窄-3.6%: Side=+0.4dB",
        "   动态偏小-3.2dB: 压缩阈值=-6.4dB, PC mix=5%"
      ],
      "genre": {
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        "confidence": "low",
        "source": "audio",
        "bpm": 143.6,
        "centroid": 1618.0,
        "onset_density": 2.6,
        "low_energy": 46.70000076293945
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      "ref": {
        "lufs": -14.1,
        "peak": 0.10000000149011612,
        "rms": -17.0,
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        "centroid": 442.0,
        "bands": {
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          "low_mid": 55.900001525878906,
          "mid": 1.2000000476837158,
          "high_mid": 0.4000000059604645,
          "air": 0.699999988079071
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    },
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260418-151921-e4a4eb/04_What Was I Made For?_20260418/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260418-151921-e4a4eb/04_What Was I Made For?_20260418/suno_mixed_1.mp3",
      "before": {
        "lufs": -12.9,
        "peak": -1.600000023841858,
        "rms": -14.399999618530273,
        "crest": 12.800000190734863,
        "width": 15.199999809265137,
        "low_pct": 60.79999923706055,
        "mid_pct": 38.599998474121094,
        "high_pct": 0.6000000238418579,
        "centroid": 356.0,
        "bands": {
          "sub": 25.600000381469727,
          "bass": 35.20000076293945,
          "low_mid": 31.299999237060547,
          "mid": 7.400000095367432,
          "high_mid": 0.30000001192092896,
          "air": 0.30000001192092896
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        "lufs": -10.5,
        "peak": 0.30000001192092896,
        "rms": -12.300000190734863,
        "crest": 12.699999809265137,
        "width": 14.5,
        "low_pct": 56.5,
        "mid_pct": 42.70000076293945,
        "high_pct": 0.800000011920929,
        "centroid": 418.0,
        "bands": {
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          "bass": 32.79999923706055,
          "low_mid": 33.79999923706055,
          "mid": 8.899999618530273,
          "high_mid": 0.4000000059604645,
          "air": 0.4000000059604645
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      "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,
        "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": -0.24799998104572296,
        "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": 0.03699999675154686,
        "pre_gain_db": 0.0,
        "hp_hz": 30,
        "dull_hz": 300,
        "dull_db": -1.9099998474121094,
        "dull_q": 1.5,
        "sub_shelf_hz": 80,
        "sub_shelf_db": 0.04500007629394531,
        "tight_hz": 120,
        "tight_db": -1.0729999542236328,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.3,
        "comp_threshold_db": -5.849999904632568,
        "comp_ratio": 2.0,
        "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": 60.79999923706055,
        "_global_mid": 38.599998474121094,
        "_global_high": 0.6000000238418579
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      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=61% Mid=39% High=1% W=15.2% Crest=12.8",
        "   目标: Low=42% Mid=57% High=1% W=16.6% Crest=17.1",
        "   差值: ΔLow=+19% ΔMid=-18% ΔHigh=-1% ΔW=-1.4% ΔCrest=-4.3",
        "   低频偏多+19%: 去闷=-1.9dB, 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-25%: 600Hz=+0.5dB",
        "   Mid偏多+6%: 2.5kHz=-0.2dB q=1.0",
        "   宽度接近目标(Δ-1.4%) → Side增益归零",
        "   动态偏小-4.3dB: 压缩阈值=-5.8dB, PC mix=4%"
      ],
      "genre": {
        "genre": "pop",
        "confidence": "low",
        "source": "audio",
        "bpm": 117.5,
        "centroid": 1759.0,
        "onset_density": 2.6,
        "low_energy": 53.099998474121094
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      "ref": {
        "lufs": -14.1,
        "peak": 0.10000000149011612,
        "rms": -17.0,
        "crest": 17.100000381469727,
        "width": 16.600000381469727,
        "low_pct": 41.70000076293945,
        "mid_pct": 57.099998474121094,
        "high_pct": 1.2000000476837158,
        "centroid": 442.0,
        "bands": {
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          "bass": 36.70000076293945,
          "low_mid": 55.900001525878906,
          "mid": 1.2000000476837158,
          "high_mid": 0.4000000059604645,
          "air": 0.699999988079071
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      }
    }
  ],
  "time": 35.5
}