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Screen reader: Difference between revisions
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{{Breadcrumbs|align=right|page=|url=|wikipedia=yes}} | {{Breadcrumbs|align=right|page=|url=|wikipedia=yes}} | ||
{{#ev:youtube|UzffnbBex6c|400|right|How A Blind Person Uses A Computer} | {{#ev:youtube|UzffnbBex6c|400|right|How A Blind Person Uses A Computer}}}A '''screen reader''' is a software application that attempts to identify and interpret what is being displayed on the screen (or, more accurately, sent to standard output, whether a video monitor is present or not). This interpretation is then re-presented to the user with {{W|text-to-speech}}, sound icons, or a Braille output device]. Screen readers are a form of [[assistive technology]] (AT) potentially useful to people who are blind, visually impaired (such as color blind), illiterate or learning disabled, often in combination with other AT, such as screen magnifiers. | ||
A person's choice of screen reader is dictated by many factors, including platform, cost (even to upgrade a screen reader can cost hundreds of U.S. dollars), and the role of organizations like charities, schools, and employers. Screen reader choice is contentious: differing priorities and strong preferences are common.{{citation needed|date=December 2011}} | A person's choice of screen reader is dictated by many factors, including platform, cost (even to upgrade a screen reader can cost hundreds of U.S. dollars), and the role of organizations like charities, schools, and employers. Screen reader choice is contentious: differing priorities and strong preferences are common.{{citation needed|date=December 2011}} | ||