{
  "job_id": "97ec1c07",
  "saved_at": "2026-05-26T18:49:25.056166",
  "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": 62.2,
      "ffmpeg_cmd": "nice -n -5 /usr/local/bin/ffmpeg-master -y -i /tmp/wattlab_uploads/97ec1c07_in.mp4 -c:v libx265 -b:v 2000k -vf scale=-2:1080 -c:a aac -b:a 128k /tmp/wattlab_uploads/97ec1c07_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": 30.1,
    "energy": {
      "w_base": 61.99,
      "w_task": 139.2,
      "delta_w": 77.21,
      "delta_t_s": 62.2,
      "delta_e_wh": 1.334,
      "poll_count": 56,
      "baseline_samples_w": [
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        60.73,
        61.33,
        62.05,
        62.05,
        61.93,
        60.02,
        61.77
      ],
      "task_samples_w": [
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        63.03,
        119.77,
        141.66,
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        142.48,
        141.17,
        142.7,
        142.7,
        142.22,
        142.8,
        142.8,
        143.11,
        142.59,
        141.26,
        141.26,
        143.55,
        143.07,
        142.21,
        142.21,
        142.24,
        142.39,
        142.64,
        142.64,
        142.21,
        141.83,
        142.75,
        142.75,
        143.2,
        142.68,
        142.66,
        142.66,
        142.24,
        142.17,
        142.73,
        142.73,
        142.98,
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        141.61,
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        142.67,
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        141.82,
        143.32,
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      ],
      "confidence": {
        "method": "ci",
        "confidence_positive": 1.0,
        "se_final_w": 2.813,
        "ci_delta_w_95": [
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          82.728
        ],
        "flag": "\ud83d\udfe2",
        "label": "Repeatable"
      },
      "co2e": {
        "grams": 0.0358846,
        "intensity": {
          "g_per_kwh": 26.9,
          "source": "live",
          "fetched_at": 1779814002.3237684,
          "age_s": 1165,
          "zone": "FR",
          "zone_label": "Paris (France)",
          "provider": "Eco2mix (RTE/Etalab)",
          "provider_url": "https://www.rte-france.com/eco2mix",
          "mix_mw": {
            "nucleaire": 40685,
            "eolien": 983,
            "solaire": 10012,
            "hydraulique": 8183,
            "bioenergies": 1044,
            "gaz": 500,
            "charbon": 0,
            "fioul": 32,
            "pompage": -126
          }
        }
      }
    },
    "thermals": {
      "cpu_base": 66.0,
      "cpu_peak": 73.2,
      "cpu_mean": 71.3,
      "gpu_base": 47.0,
      "gpu_peak": 47.0,
      "gpu_mean": 46.5,
      "gpu_ppt_mean_w": 3.0,
      "gpu_ppt_peak_w": 3.0
    },
    "vmaf": 91.72
  },
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    "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": 13.4,
      "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/97ec1c07_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/97ec1c07_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": 30.54,
    "energy": {
      "w_base": 60.28,
      "w_task": 146.56,
      "delta_w": 86.28,
      "delta_t_s": 13.5,
      "delta_e_wh": 0.3236,
      "poll_count": 13,
      "baseline_samples_w": [
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      ],
      "task_samples_w": [
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        165.41,
        165.41
      ],
      "confidence": {
        "method": "ci",
        "confidence_positive": 1.0,
        "se_final_w": 11.865,
        "ci_delta_w_95": [
          63.022,
          109.533
        ],
        "flag": "\ud83d\udfe2",
        "label": "Repeatable"
      },
      "co2e": {
        "grams": 0.00870484,
        "intensity": {
          "g_per_kwh": 26.9,
          "source": "live",
          "fetched_at": 1779814002.3237684,
          "age_s": 1165,
          "zone": "FR",
          "zone_label": "Paris (France)",
          "provider": "Eco2mix (RTE/Etalab)",
          "provider_url": "https://www.rte-france.com/eco2mix",
          "mix_mw": {
            "nucleaire": 40685,
            "eolien": 983,
            "solaire": 10012,
            "hydraulique": 8183,
            "bioenergies": 1044,
            "gaz": 500,
            "charbon": 0,
            "fioul": 32,
            "pompage": -126
          }
        }
      }
    },
    "thermals": {
      "cpu_base": 63.2,
      "cpu_peak": 63.4,
      "cpu_mean": 63.2,
      "gpu_base": 46.0,
      "gpu_peak": 57.0,
      "gpu_mean": 55.1,
      "gpu_ppt_mean_w": 65.4,
      "gpu_ppt_peak_w": 73.0
    },
    "vmaf": 82.37
  },
  "analysis": {
    "energy_winner": "GPU",
    "speed_winner": "GPU",
    "energy_diff_pct": 75.7,
    "speed_diff_pct": 78.3,
    "finding": "GPU used 75.7% less energy (1.3340 vs 0.3236 Wh). GPU was 78.3% faster (62.2s vs 13.5s). GPU was both faster and more energy-efficient on this workload. CPU peaked at 73.2\u00b0C (Tctl), GPU junction at 57.0\u00b0C. GPU self-reported mean power (PPT): 65.4W \u2014 cross-check against P110 delta (86.28W total system delta).",
    "confidence_note": "Both runs \ud83d\udfe2 Repeatable.",
    "quality_note": "CPU higher perceptual quality \u2014 VMAF 91.72 vs 82.37 (\u03949.35)."
  },
  "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"
  }
}