javascript - Recognize letters using smartphone camera -

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i develop web app can recognize text using smartphone camera. saw on web exist lot solution can recognize text in picture/stream video, solution need develop native app. want recognize text creating little site in can following stuff:

  1. register myself
  2. access smartphone camera
  3. recognize text in shot
  4. show letters recognized in label
  5. save letters in remote database associated account

anyone knows way recognize letters without taking pic , without native app? on web found tesseract ocr, i'm not sure can use in html5, css3 , javascript page. used library? in mobile browser works (safari ios, browser android , internet explorer windows phone 7/8)?

have tried this? it's javascript library

ocrad


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