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tesseract.js

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Pure Javascript Multilingual OCR

github.com/naptha/tesseract.js

naptha/tesseract.js

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# Image Format The main Tesseract.js functions (ex. recognize, detect) take an `image` parameter. The image formats and data types supported are listed below. Support Image Formats: **bmp, jpg, png, pbm, webp** For browser and Node, supported data types are: - string with base64 encoded image (fits `data:image\/([a-zA-Z]*);base64,([^"]*)` regexp) - buffer For browser only, supported data types are: - `File` or `Blob` object - `img` or `canvas` element For Node only, supported data types are: - string containing a path to local image Note: images must be a supported image format **and** a supported data type. For example, a buffer containing a png image is supported. A buffer containing raw pixel data is not supported.