{
  "name": "Valmera trim and reframe example",
  "created": "2026-09-06",
  "firstPublicRelease": "2026-09-06",
  "publisher": "Valmera Editorial",
  "page": "https://valmera.io/examples/trim-and-reframe",
  "scope": "One actual editing session using original silent motion-graphic footage. No competitor, speech, reliability, pricing or speed benchmark.",
  "source": {
    "url": "https://valmera.io/examples/trim-and-reframe/original-source.mp4",
    "width": 1280,
    "height": 720,
    "fps": 30,
    "durationSeconds": 25,
    "audioTrack": false,
    "bytes": 287285,
    "sha256": "24dc72de92df8e0d212fa9ca068d3ffdacab55f74b91c32249be96e9e74defdf"
  },
  "instructions": {
    "keepSourceSeconds": [
      [
        3,
        7
      ],
      [
        12,
        16
      ],
      [
        19,
        23
      ]
    ],
    "outputRatio": "1:1",
    "mode": "crop",
    "focusX": 0.5,
    "focusY": 0.5,
    "addAudio": false,
    "addCaptions": false
  },
  "edit": {
    "programSeconds": 12,
    "operations": [
      {
        "tool": "keep_segments",
        "fromVersion": 2,
        "toVersion": 3
      },
      {
        "tool": "set_frame",
        "fromVersion": 3,
        "toVersion": 4
      }
    ],
    "sourceToOutput": [
      {
        "source": [
          3,
          7
        ],
        "output": [
          0,
          4
        ]
      },
      {
        "source": [
          12,
          16
        ],
        "output": [
          4,
          8
        ]
      },
      {
        "source": [
          19,
          23
        ],
        "output": [
          8,
          12
        ]
      }
    ]
  },
  "preview": {
    "edlVersion": 4,
    "width": 480,
    "height": 480,
    "fps": 30,
    "durationSeconds": 12,
    "bytes": 273924,
    "sha256": "44405ceb15e54a8ecbdb61e80dd4b4e7a0ba69e73d1ebaf0851ded927b9cc535"
  },
  "final": {
    "url": "https://valmera.io/examples/trim-and-reframe/valmera-final.mp4",
    "creationSurface": "Valmera Studio Export MP4",
    "edlVersion": 4,
    "width": 720,
    "height": 720,
    "fps": 30,
    "videoCodec": "H.264",
    "audioCodec": "AAC",
    "audioContent": "silent",
    "durationSeconds": 17,
    "observedBranding": {
      "overlaidMark": true,
      "endCardSeconds": 5
    },
    "bytes": 160521,
    "sha256": "49dbb2fa51bbf53057cba9cc39a586f7da204ca67a1ce332c4696bfa7e50b847"
  },
  "poster": {
    "url": "https://valmera.io/examples/trim-and-reframe/poster.jpg",
    "source": "Unaltered frame extracted at output second 1",
    "width": 720,
    "height": 720,
    "bytes": 56983,
    "sha256": "bc9850142be025f82814e993c7f4bef251fdbc6ca26411be4bc33de46d68134e"
  },
  "verification": {
    "sourceFrames": 750,
    "finalFrames": 510,
    "comparedFrames": 360,
    "comparison": "Every program frame, decoded to 180x180 RGB, compared with the corresponding centered crop of the encoded source. Mean absolute pixel errors are on a 0\u2013255 channel scale; this is a continuity check, not a quality benchmark.",
    "meanAbsolutePixelError": 1.2805060148239136,
    "maxFrameMeanAbsolutePixelError": 1.3699073791503906,
    "allProgramFramesMatchExpectedSourceWithinTolerance": true,
    "audioSamples": 816128,
    "audioPeakAbsolute": 0.0,
    "completeDecodeExit": 0,
    "visualSampleTimes": [
      0,
      1,
      2,
      3,
      3.96,
      4,
      5,
      6,
      7.96,
      8,
      9,
      10,
      11.96,
      12,
      13,
      14,
      15,
      16,
      16.9
    ]
  },
  "limitations": [
    "Source already contains all wording and graphic animation. Valmera applied the cuts and crop.",
    "Source is authored sample footage, not a real Studio screen recording.",
    "Assistant chose exact source ranges and called MCP tools; the brief was not one submitted Studio chat message.",
    "Visual inspection used 19 sampled frames, not continuous human playback.",
    "No speech recognition, captions, sound editing, moving-subject tracking, generation or comparator testing.",
    "This observed account export does not establish current plan access, typical cost or watermark-free export availability.",
    "Five seconds is this file\u2019s observed end card, not a fixed product-wide duration."
  ],
  "methodSources": [
    "https://developers.google.com/search/docs/appearance/video",
    "https://developers.google.com/search/docs/appearance/structured-data/video"
  ]
}