An Image (single frame widget) is formatted as:

  • a 6-byte header as 3-words:
    • word1 – Width: horizontal size of the image
    • word2 – Height: vertical size of the image
    • word3:
      • byte5 – colour_mode: 16dec = 65K colour mode / 16-bit colours / 2 bytes per pixel
      • byte6 – zero
  • raw pixel data as drawn from left to right and going down:
    • Pixel11 to Pixel1W
    • Pixel21 to Pixel2W
    • …
    • PixelH1 to PixelHW

A Video (multi-frame widget) is formatted as:

  • a 8-byte header as 4-words:
    • word1 – Width: horizontal size of the image
    • word2 – Height: vertical size of the image
    • word3:
      • byte5 – colour_mode: 16dec = 65K colour mode / 16-bit colours / 2 bytes per pixel
      • byte6 – frame delay (non-zero)
    • word4: Frames: number of frames
  • raw pixel data as drawn from left to right, going down from first to last frame:
    • Pixel111 to Pixel11W
    • Pixel121 to Pixel12W
    • …
    • Pixel1H1 to Pixel1HW
    • Pixel211 to Pixel21W
    • Pixel221 to Pixel22W
    • …
    • Pixel2H1 to Pixel2HW
    • …
    • PixelF11 to PixelF1W
    • PixelF21 to PixelF2W
    • …
    • PixelFH1 to PixelFHW