{
  "schema_version": "1.0",
  "privacy": {
    "paths": "basename-only",
    "url_credentials": "redacted",
    "url_queries": "redacted",
    "secret_assignments": "<redacted>",
    "content_hashing": "disabled"
  },
  "plan": {
    "workflow": "compress",
    "command": [
      "ffmpeg",
      "-n",
      "-progress",
      "pipe:1",
      "-nostats",
      "-i",
      "<path>/sample_mp4_h264.mp4",
      "-c:v",
      "libx264",
      "-b:v",
      "204049",
      "-preset",
      "medium",
      "-pass",
      "1",
      "-passlogfile",
      "<pyffmpegcore-passlog>",
      "-an",
      "-f",
      "null",
      "<path>/null"
    ],
    "inputs": [
      "<path>/sample_mp4_h264.mp4"
    ],
    "outputs": [
      "<path>/under-limit.mp4"
    ],
    "policy": {
      "overwrite": "refuse",
      "timeout_seconds": null,
      "stdout": "tail",
      "stderr": "tail",
      "capture_tail_chars": 16384,
      "temporary_files": "clean"
    },
    "required_capabilities": [
      "encoder:libx264",
      "encoder:aac"
    ],
    "selected_streams": [
      "video",
      "audio"
    ],
    "operations": [
      "fit output under 262144 bytes",
      "reserve 128k audio and 5% container overhead",
      "two-pass video bitrate: 204049 bps",
      "quality floor: 100000 bps"
    ],
    "steps": [
      {
        "name": "analysis-pass",
        "command": [
          "ffmpeg",
          "-n",
          "-progress",
          "pipe:1",
          "-nostats",
          "-i",
          "<path>/sample_mp4_h264.mp4",
          "-c:v",
          "libx264",
          "-b:v",
          "204049",
          "-preset",
          "medium",
          "-pass",
          "1",
          "-passlogfile",
          "<pyffmpegcore-passlog>",
          "-an",
          "-f",
          "null",
          "<path>/null"
        ]
      },
      {
        "name": "encode-pass",
        "command": [
          "ffmpeg",
          "-n",
          "-progress",
          "pipe:1",
          "-nostats",
          "-i",
          "<path>/sample_mp4_h264.mp4",
          "-c:v",
          "libx264",
          "-b:v",
          "204049",
          "-preset",
          "medium",
          "-pass",
          "2",
          "-passlogfile",
          "<pyffmpegcore-passlog>",
          "-pix_fmt",
          "yuv420p",
          "-c:a",
          "aac",
          "-b:a",
          "128k",
          "-movflags",
          "+faststart",
          "<path>/under-limit.mp4"
        ]
      }
    ],
    "warnings": [],
    "metadata": {
      "structured_progress": true,
      "required_stream_types": [
        "video"
      ],
      "estimated_output_bytes": 262144,
      "target_size_bytes": 262144,
      "minimum_feasible_bytes": 180001,
      "duration_seconds": 6.0,
      "temporary_placeholders": [
        "<pyffmpegcore-passlog>"
      ]
    },
    "schema_version": "1.0"
  },
  "tools": {
    "pyffmpegcore": "0.2.0",
    "python": "3.14.6",
    "platform": "macOS-26.6-arm64-arm-64bit-Mach-O",
    "ffmpeg": "ffmpeg version 9.0.1 Copyright (c) 2000-2026 the FFmpeg developers",
    "ffprobe": "ffprobe version 9.0.1 Copyright (c) 2007-2026 the FFmpeg developers"
  },
  "summary": {
    "total": 1,
    "succeeded": 1,
    "failed": 0
  },
  "items": [
    {
      "input_probe": {
        "path": "<path>/sample_mp4_h264.mp4",
        "format_name": "mov,mp4,m4a,3gp,3g2,mj2",
        "duration": 6.0,
        "size_bytes": 4042503,
        "bit_rate": 5390004,
        "streams": [
          {
            "index": 0,
            "type": "video",
            "codec": "h264",
            "width": 1920,
            "height": 1080,
            "sample_rate": null,
            "channels": null,
            "language": "und",
            "rotation": null
          },
          {
            "index": 1,
            "type": "audio",
            "codec": "aac",
            "width": null,
            "height": null,
            "sample_rate": 44100,
            "channels": 1,
            "language": "und",
            "rotation": null
          }
        ],
        "chapter_count": 0
      },
      "output_probe": {
        "path": "<path>/under-limit.mp4",
        "format_name": "mov,mp4,m4a,3gp,3g2,mj2",
        "duration": 6.0,
        "size_bytes": 248417,
        "bit_rate": 331222,
        "streams": [
          {
            "index": 0,
            "type": "video",
            "codec": "h264",
            "width": 1920,
            "height": 1080,
            "sample_rate": null,
            "channels": null,
            "language": "und",
            "rotation": null
          },
          {
            "index": 1,
            "type": "audio",
            "codec": "aac",
            "width": null,
            "height": null,
            "sample_rate": 44100,
            "channels": 1,
            "language": "und",
            "rotation": null
          }
        ],
        "chapter_count": 0
      },
      "proof": {
        "input_size_bytes": 4042503,
        "output_size_bytes": 248417,
        "size_change_bytes": -3794086,
        "reduction_percent": 93.85,
        "target_size_bytes": 262144,
        "target_met": true
      },
      "preflight": {
        "schema_version": "1.0",
        "workflow": "compress",
        "ok": true,
        "checks": [
          {
            "name": "ffmpeg",
            "status": "pass",
            "message": "Executable: /opt/homebrew/bin/ffmpeg",
            "hint": null
          },
          {
            "name": "capability/encoder:libx264",
            "status": "pass",
            "message": "Available",
            "hint": null
          },
          {
            "name": "capability/encoder:aac",
            "status": "pass",
            "message": "Available",
            "hint": null
          },
          {
            "name": "input/<path>/sample_mp4_h264.mp4",
            "status": "pass",
            "message": "Input is readable",
            "hint": null
          },
          {
            "name": "streams/<path>/sample_mp4_h264.mp4",
            "status": "pass",
            "message": "Required streams available: video",
            "hint": null
          },
          {
            "name": "output/<path>/under-limit.mp4",
            "status": "pass",
            "message": "Output parent is writable: <path>",
            "hint": null
          },
          {
            "name": "collision/<path>/under-limit.mp4",
            "status": "pass",
            "message": "No blocking output collision",
            "hint": null
          },
          {
            "name": "disk/<path>/under-limit.mp4",
            "status": "pass",
            "message": "Free space 9543811072 bytes; estimate 262144",
            "hint": null
          },
          {
            "name": "container/<path>/under-limit.mp4",
            "status": "pass",
            "message": "Muxer available: mp4",
            "hint": null
          }
        ]
      },
      "result": {
        "workflow": "compress",
        "status": "succeeded",
        "exit_category": "ok",
        "returncode": 0,
        "elapsed_seconds": 1.8550883340649307,
        "progress": {
          "schema_version": "1.0",
          "sequence": 3,
          "status": "end",
          "frame": 144,
          "time_seconds": 6.0,
          "speed": 5.34,
          "item": "encode-pass"
        },
        "warnings": []
      }
    }
  ],
  "content_hashes": []
}