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README.md

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- [Getting Started](#gettingstarted)
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- [API](#api)
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- [Configuration](#configobject)
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- [Tips & Tricks](#tipsandtricks)
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- [Sponsors](#sponsors)
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## What is QuaggaJS?
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});
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```
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## <a name="tipsandtricks">Tips & Tricks</a>
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A growing collection of tips & tricks to improve the various aspects of Quagga.
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### Barcodes too small?
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Barcodes too far away from the camera, or a lens too close to the object
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result in poor recognition rates and Quagga might respond with a lot of
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false-positives.
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Starting in Chrome 59 you can now make use of `capabilities` and directly
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control the zoom of the camera. Head over to the
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[web-cam demo](https://serratus.github.io/quaggaJS/examples/live_w_locator.html)
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and check out the __Zoom__ feature.
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You can read more about those `capabilities` in
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[Let's light a torch and explore MediaStreamTrack's capabilities](https://www.oberhofer.co/mediastreamtrack-and-its-capabilities)
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### Video too dark?
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Dark environments usually result in noisy images and therefore mess with the
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recognition logic.
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Since Chrome 59 you can turn on/off the __Torch__ of our device and vastly
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improve the quality of the images. Head over to the
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[web-cam demo](https://serratus.github.io/quaggaJS/examples/live_w_locator.html)
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and check out the __Torch__ feature.
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To find out more about this feature [read on](https://www.oberhofer.co/mediastreamtrack-and-its-capabilities).
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## Tests
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Unit Tests can be run with [Karma][karmaUrl] and written using
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. In order to reproduce the exact same result, you have to make sure to turn
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on the ``singleChannel`` flag in the configuration when using ``decodeSingle``.
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## <a name="sponsors">Sponsors</a>
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- [Maintenance Connection Canada (Asset Pro Solutions Inc.](http://maintenanceconnection.ca/)
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## <a name="changelog">Changelog</a>
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### 2017-06-06

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