{
  "case": "indexed-png-transparency",
  "method": "Local source-file experiment; not a browser or screen-device test",
  "python": "3.12.14",
  "pillow": "12.3.0",
  "webp": "1.6.0",
  "changed_rgba_pixels": 0,
  "indexed_chunks": {
    "IHDR": "000000f0000000780203000000",
    "PLTE": "157f7cf47b52f2c14e000000",
    "tRNS": "ff8000",
    "IDAT": "789cedcbb10dc34000c3c03777ccfeabb8550017265286570ae2751e7c5e6e9c1f50ec20ff5f8a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256cb08a256c70fe3cbe016e12019a",
    "IEND": ""
  },
  "rgba_chunks": {
    "IHDR": "000000f0000000780806000000",
    "IDAT": "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",
    "IEND": ""
  },
  "files": [
    {
      "file": "indexed-alpha.png",
      "bytes": 214,
      "sha256": "034cc03c86508e375afef087eeee8ae926242a378ea0e5b596bd05145c6c592f",
      "format": "PNG",
      "mode": "P",
      "width": 240,
      "height": 120,
      "bands": [
        "P"
      ],
      "rgba_sha256": "a97525e5bdbcc790711f5fbe1495dd71aa8597a34918f4acd183ea27046615b6",
      "unique_rgba": 3,
      "samples": [
        {
          "xy": [
            40,
            60
          ],
          "rgba": [
            21,
            127,
            124,
            255
          ],
          "hex": "#157F7C"
        },
        {
          "xy": [
            120,
            60
          ],
          "rgba": [
            244,
            123,
            82,
            128
          ],
          "hex": "#F47B52"
        },
        {
          "xy": [
            200,
            60
          ],
          "rgba": [
            242,
            193,
            78,
            0
          ],
          "hex": "#F2C14E"
        }
      ]
    },
    {
      "file": "rgba-control.png",
      "bytes": 458,
      "sha256": "e3aaf6bfef434a292fb37b5b40289b8a504646a13f5c6776b06dde94fc85d3e8",
      "format": "PNG",
      "mode": "RGBA",
      "width": 240,
      "height": 120,
      "bands": [
        "R",
        "G",
        "B",
        "A"
      ],
      "rgba_sha256": "a97525e5bdbcc790711f5fbe1495dd71aa8597a34918f4acd183ea27046615b6",
      "unique_rgba": 3,
      "samples": [
        {
          "xy": [
            40,
            60
          ],
          "rgba": [
            21,
            127,
            124,
            255
          ],
          "hex": "#157F7C"
        },
        {
          "xy": [
            120,
            60
          ],
          "rgba": [
            244,
            123,
            82,
            128
          ],
          "hex": "#F47B52"
        },
        {
          "xy": [
            200,
            60
          ],
          "rgba": [
            242,
            193,
            78,
            0
          ],
          "hex": "#F2C14E"
        }
      ]
    }
  ]
}