{
  "job_id": "683d3a30",
  "saved_at": "2026-05-26T19:18:06.004270",
  "visitor_key": null,
  "mode": "both",
  "cpu": {
    "preset_key": "h265_cpu",
    "preset_label": "H.265 CPU",
    "preset_detail": "libx265 \u00b7 2000 kbps ABR \u00b7 1080p \u00b7 24 cores",
    "transcode": {
      "success": true,
      "duration_s": 58.9,
      "ffmpeg_cmd": "nice -n -5 /usr/local/bin/ffmpeg-master -y -i /tmp/wattlab_uploads/683d3a30_in.mp4 -c:v libx265 -b:v 2000k -vf scale=-2:1080 -c:a aac -b:a 128k /tmp/wattlab_uploads/683d3a30_h265_cpu_out.mp4 -progress pipe:1 -nostats",
      "ffmpeg_version": "ffmpeg version N-124403-g28ecb07e55-20260507 Copyright (c) 2000-2026 the FFmpeg developers",
      "stderr": ""
    },
    "output_size_mb": 28.76,
    "energy": {
      "w_base": 61.32,
      "w_task": 137.57,
      "delta_w": 76.25,
      "delta_t_s": 59.0,
      "delta_e_wh": 1.2497,
      "poll_count": 53,
      "baseline_samples_w": [
        58.33,
        58.33,
        63.38,
        61.18,
        64.64,
        64.64,
        61.18,
        58.91
      ],
      "task_samples_w": [
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        62.35,
        96.68,
        139.67,
        140.47,
        140.47,
        141.81,
        141.18,
        140.9,
        140.9,
        141.43,
        142.03,
        140.78,
        140.78,
        142.03,
        142.31,
        142.31,
        141.98,
        140.93,
        140.39,
        140.39,
        141.86,
        141.89,
        141.67,
        142.02,
        141.28,
        141.77,
        141.77,
        141.01,
        141.96,
        141.96,
        141.67,
        141.55,
        141.36,
        141.36,
        141.56,
        142.03,
        140.36,
        140.36,
        141.27,
        142.41,
        141.53,
        141.53,
        140.69,
        140.35,
        142.16,
        142.16,
        141.94,
        141.26,
        141.91,
        141.91,
        141.68,
        140.86
      ],
      "confidence": {
        "method": "ci",
        "confidence_positive": 1.0,
        "se_final_w": 3.099,
        "ci_delta_w_95": [
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          82.321
        ],
        "flag": "\ud83d\udfe2",
        "label": "Repeatable"
      },
      "co2e": {
        "grams": 0.03311705,
        "intensity": {
          "g_per_kwh": 26.5,
          "source": "live",
          "fetched_at": 1779815802.9833708,
          "age_s": 1086,
          "zone": "FR",
          "zone_label": "Paris (France)",
          "provider": "Eco2mix (RTE/Etalab)",
          "provider_url": "https://www.rte-france.com/eco2mix",
          "mix_mw": {
            "nucleaire": 40739,
            "eolien": 981,
            "solaire": 7594,
            "hydraulique": 10499,
            "bioenergies": 1061,
            "gaz": 552,
            "charbon": 0,
            "fioul": 33,
            "pompage": -126
          }
        }
      }
    },
    "thermals": {
      "cpu_base": 61.9,
      "cpu_peak": 74.4,
      "cpu_mean": 71.7,
      "gpu_base": 45.1,
      "gpu_peak": 45.0,
      "gpu_mean": 45.0,
      "gpu_ppt_mean_w": 3.0,
      "gpu_ppt_peak_w": 3.0
    },
    "vmaf": 93.07
  },
  "gpu": {
    "preset_key": "h265_gpu",
    "preset_label": "H.265 GPU",
    "preset_detail": "hevc_vaapi \u00b7 2000 kbps ABR \u00b7 1080p \u00b7 full pipeline",
    "transcode": {
      "success": true,
      "duration_s": 12.3,
      "ffmpeg_cmd": "nice -n -5 /usr/local/bin/ffmpeg-master -y -hwaccel vaapi -hwaccel_output_format vaapi -extra_hw_frames 32 -vaapi_device /dev/dri/renderD128 -i /tmp/wattlab_uploads/683d3a30_in.mp4 -vf scale_vaapi=w=-2:h=1080:format=nv12 -c:v hevc_vaapi -b:v 2000k -c:a aac -b:a 128k /tmp/wattlab_uploads/683d3a30_h265_gpu_out.mp4 -progress pipe:1 -nostats",
      "ffmpeg_version": "ffmpeg version N-124403-g28ecb07e55-20260507 Copyright (c) 2000-2026 the FFmpeg developers",
      "stderr": ""
    },
    "output_size_mb": 31.47,
    "energy": {
      "w_base": 61.89,
      "w_task": 128.6,
      "delta_w": 66.71,
      "delta_t_s": 12.4,
      "delta_e_wh": 0.2298,
      "poll_count": 12,
      "baseline_samples_w": [
        60.65,
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        63.96,
        63.96,
        63.78,
        63.42,
        60.05,
        60.05
      ],
      "task_samples_w": [
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        61.47,
        133.34,
        133.34,
        140.49,
        144.39,
        145.33,
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        144.17,
        143.36,
        146.11,
        146.11
      ],
      "confidence": {
        "method": "ci",
        "confidence_positive": 1.0,
        "se_final_w": 9.963,
        "ci_delta_w_95": [
          47.192,
          86.248
        ],
        "flag": "\ud83d\udfe2",
        "label": "Repeatable"
      },
      "co2e": {
        "grams": 0.0060897,
        "intensity": {
          "g_per_kwh": 26.5,
          "source": "live",
          "fetched_at": 1779815802.9833708,
          "age_s": 1086,
          "zone": "FR",
          "zone_label": "Paris (France)",
          "provider": "Eco2mix (RTE/Etalab)",
          "provider_url": "https://www.rte-france.com/eco2mix",
          "mix_mw": {
            "nucleaire": 40739,
            "eolien": 981,
            "solaire": 7594,
            "hydraulique": 10499,
            "bioenergies": 1061,
            "gaz": 552,
            "charbon": 0,
            "fioul": 33,
            "pompage": -126
          }
        }
      }
    },
    "thermals": {
      "cpu_base": 62.8,
      "cpu_peak": 62.6,
      "cpu_mean": 62.5,
      "gpu_base": 45.0,
      "gpu_peak": 54.0,
      "gpu_mean": 51.8,
      "gpu_ppt_mean_w": 50.1,
      "gpu_ppt_peak_w": 57.0
    },
    "vmaf": 88.18
  },
  "analysis": {
    "energy_winner": "GPU",
    "speed_winner": "GPU",
    "energy_diff_pct": 81.6,
    "speed_diff_pct": 79.0,
    "finding": "GPU used 81.6% less energy (1.2497 vs 0.2298 Wh). GPU was 79.0% faster (59.0s vs 12.4s). GPU was both faster and more energy-efficient on this workload. CPU peaked at 74.4\u00b0C (Tctl), GPU junction at 54.0\u00b0C. GPU self-reported mean power (PPT): 50.1W \u2014 cross-check against P110 delta (66.71W total system delta).",
    "confidence_note": "Both runs \ud83d\udfe2 Repeatable.",
    "quality_note": "CPU higher perceptual quality \u2014 VMAF 93.07 vs 88.18 (\u03944.89)."
  },
  "scope": "Device layer only (GoS1 server). Network, CDN, CPE excluded.",
  "owl_version": {
    "version": "0.4.0",
    "sha": "a0bba8c",
    "dirty": true,
    "built_at": "2026-05-22"
  }
}