{
  "songs": [
    {
      "input": "/srv/music-files-platform-next/pipeline/batch-20260412-223901-c72a2f/01_Close To You_20260412/suno_raw_0.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-223901-c72a2f/01_Close To You_20260412/suno_mixed_0.mp3",
      "before": {
        "lufs": -14.1,
        "peak": 0.10000000149011612,
        "rms": -16.5,
        "crest": 16.600000381469727,
        "width": 15.399999618530273,
        "low_pct": 79.9000015258789,
        "mid_pct": 19.700000762939453,
        "high_pct": 0.30000001192092896,
        "centroid": 238.0,
        "bands": {
          "sub": 8.199999809265137,
          "bass": 71.80000305175781,
          "low_mid": 19.5,
          "mid": 0.30000001192092896,
          "high_mid": 0.10000000149011612,
          "air": 0.20000000298023224
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      },
      "after": {
        "lufs": -11.1,
        "peak": 0.4000000059604645,
        "rms": -13.5,
        "crest": 13.899999618530273,
        "width": 17.600000381469727,
        "low_pct": 73.19999694824219,
        "mid_pct": 26.299999237060547,
        "high_pct": 0.5,
        "centroid": 285.0,
        "bands": {
          "sub": 3.299999952316284,
          "bass": 69.9000015258789,
          "low_mid": 25.899999618530273,
          "mid": 0.5,
          "high_mid": 0.20000000298023224,
          "air": 0.30000001192092896
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.17280004918575287,
        "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": 0.2459999918937683,
        "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": -1.5,
        "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": 0.5760001540184021,
        "_global_low": 79.9000015258789,
        "_global_mid": 19.700000762939453,
        "_global_high": 0.30000001192092896
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=80% Mid=20% High=0% W=15.4% Crest=16.6",
        "   目标: Low=35% Mid=65% High=0% W=20.2% Crest=16.0",
        "   差值: ΔLow=+45% ΔMid=-45% ΔHigh=+0% ΔW=-4.8% ΔCrest=+0.6",
        "   低频偏多+45%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.5dB",
        "   高频接近目标(Δ+0%) → 微量空气感+0.3dB",
        "   LowMid偏少-37%: 600Hz=+0.5dB",
        "   Mid偏少-8%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-4.8%: Side=+0.6dB",
        "   动态接近目标(Δ+0.6dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "classical",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1038.0,
        "onset_density": 2.3,
        "low_energy": 60.29999923706055
      },
      "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-20260412-223901-c72a2f/01_Close To You_20260412/suno_raw_1.mp3",
      "output": "/srv/music-files-platform-next/pipeline/batch-20260412-223901-c72a2f/01_Close To You_20260412/suno_mixed_1.mp3",
      "before": {
        "lufs": -13.6,
        "peak": 0.20000000298023224,
        "rms": -15.899999618530273,
        "crest": 16.100000381469727,
        "width": 16.200000762939453,
        "low_pct": 56.099998474121094,
        "mid_pct": 41.70000076293945,
        "high_pct": 2.200000047683716,
        "centroid": 474.0,
        "bands": {
          "sub": 4.800000190734863,
          "bass": 51.29999923706055,
          "low_mid": 40.20000076293945,
          "mid": 1.5,
          "high_mid": 1.2000000476837158,
          "air": 1.0
        }
      },
      "after": {
        "lufs": -10.7,
        "peak": 0.30000001192092896,
        "rms": -13.100000381469727,
        "crest": 13.399999618530273,
        "width": 17.799999237060547,
        "low_pct": 53.29999923706055,
        "mid_pct": 43.70000076293945,
        "high_pct": 3.0,
        "centroid": 551.0,
        "bands": {
          "sub": 3.299999952316284,
          "bass": 50.0,
          "low_mid": 42.099998474121094,
          "mid": 1.600000023841858,
          "high_mid": 1.600000023841858,
          "air": 1.2999999523162842
        }
      },
      "adapted_params": {
        "side_hp_hz": 120,
        "side_high_shelf_hz": 10000,
        "side_high_shelf_db": 0.14400000870227814,
        "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": 0.20999999344348907,
        "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": -1.1299999952316284,
        "tight_q": 1.5,
        "air_hz": 16000,
        "air_db": 0.08999998867511749,
        "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": 0.4829999506473541,
        "side_gain_db": 0.47999998927116394,
        "_global_low": 56.099998474121094,
        "_global_mid": 41.70000076293945,
        "_global_high": 2.200000047683716
      },
      "reasons": [
        "🎯 参考曲匹配模式",
        "   输入: Low=56% Mid=42% High=2% W=16.2% Crest=16.1",
        "   目标: Low=35% Mid=65% High=0% W=20.2% Crest=16.0",
        "   差值: ΔLow=+21% ΔMid=-23% ΔHigh=+2% ΔW=-4.0% ΔCrest=+0.1",
        "   低频偏多+21%: 去闷=-2.0dB, 低频增强=0.0dB, 收紧=-1.1dB",
        "   高频偏多+2%: 空气感=0.1dB",
        "   LowMid偏少-16%: 600Hz=+0.5dB",
        "   Mid偏少-7%: 2.5kHz=+0.2dB q=1.0",
        "   宽度偏窄-4.0%: Side=+0.5dB",
        "   动态接近目标(Δ+0.1dB) → 极轻压缩(-6dB/1.5:1/PC 3%)"
      ],
      "genre": {
        "genre": "classical",
        "confidence": "low",
        "source": "audio",
        "bpm": 136.0,
        "centroid": 1084.0,
        "onset_density": 1.7,
        "low_energy": 63.400001525878906
      },
      "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": 55.5
}