/readable-alt

Primary LanguageRubyGNU General Public License v3.0GPL-3.0

readable-alt

JPG/TIFF/RIF WAV

  • EXIF data in the description field specifying the alt text for the image
  • CIPA Standards

PNG

  • tEXt chunk using the description keyword (eventually zTxt as well)
  • w3 specification

WEBM

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GIF

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Examples

  • dice
    • specified alt: Four transparent dice of different colors floating in air. There is a blue one with the faces showing two, three, and six. There is a green one showing the faces one, three, and five. There is a red one showing the faces three, five, and six. Finally, there's a yellow dice where only the face showing five is visible.