{
  "schema": "animgen.asset-packaging-comparison.v1",
  "verifiedAt": "2026-09-15",
  "source": {
    "animation": "isometric tactician slash",
    "frameCount": 96,
    "frameWidth": 512,
    "frameHeight": 512,
    "pixelFormat": "RGBA8",
    "fps": 24,
    "durationSeconds": 4,
    "loop": false,
    "recommendedPivot": {
      "x": 0.5,
      "y": 0,
      "origin": "bottom_left"
    }
  },
  "spriteSheetPackage": {
    "fileCount": 2,
    "combinedBytes": 6573057,
    "combinedMiB": 6.268555641174316,
    "texture": {
      "url": "/demo/tactician-slash-spritesheet.png",
      "bytes": 6537194,
      "sha256": "3a53e66097e08345e9791405a8387216719040fa46e19d75d31d3d8b22353cea",
      "width": 5120,
      "height": 5120,
      "columns": 10,
      "rows": 10,
      "usedCells": 96,
      "unusedCells": 4,
      "decodedRgba8Bytes": 104857600,
      "decodedRgba8MiB": 100
    },
    "metadata": {
      "url": "/demo/tactician-slash-spritesheet.json",
      "bytes": 35863,
      "sha256": "ce2f90f30e9d241f1b9c6d5e310b1c959d1dd4c5d611619bd7b82afa60da8ad5",
      "frameEntries": 96,
      "durationMsPerFrame": 42,
      "rotated": false,
      "trimmed": false
    }
  },
  "pngSequencePackage": {
    "url": "/demo/animgen-demo-frames.zip",
    "bytes": 14427494,
    "miB": 13.759130477905273,
    "sha256": "d02c04204380998c960faf0acde31241efcbd0efcc940904c85af16edcf5cae1",
    "zipEntries": 97,
    "frameEntries": 96,
    "readmeEntries": 1,
    "uncompressedBytes": 14550491,
    "compressedPayloadBytes": 14416048,
    "decodedAllFramesRgba8Bytes": 100663296,
    "decodedAllFramesRgba8MiB": 96
  },
  "comparison": {
    "zipToSpriteSheetPackageRatio": 2.1949443006503673,
    "spriteSheetPackagePercentOfZip": 45.55924265156513,
    "spriteSheetPackageDownloadReductionPercent": 54.44075734843488,
    "rawRgbaDifferenceBytes": 4194304,
    "rawRgbaDifferenceMiB": 4,
    "pixelCheck": {
      "checkedFrames": 96,
      "alphaMeanAbsoluteError": 0,
      "alphaMaximumAbsoluteError": 0,
      "visibleRgbMeanAbsoluteError": 0,
      "visibleRgbAlphaThreshold": 8,
      "visibleRgbExactPixelPercent": 100,
      "note": "Fully transparent RGB bytes are excluded because they do not affect the composited image."
    }
  },
  "interpretation": {
    "downloadSize": "The sprite sheet PNG plus JSON is 54.44% smaller than the PNG sequence ZIP in this sample.",
    "decodedMemory": "Raw RGBA8 byte counts are baselines, not predictions of GPU memory after engine import, compression, mipmaps, or padding.",
    "textureLimit": "The 5120 by 5120 sheet exceeds a conservative 4096 by 4096 cross-target baseline; query the actual target and split or resize when required."
  }
}