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== Designing the User Interface Layout ==
Within the Graphical Layout tool, delete the default Hello World text view from the activity_camera_app.xml layout file and replace it with a Button view positioned in the center of the display canvas. Change the text on the button to read Record Video and assign an onClick property to the button so that it calls a method named startRecording() when selected by the user:
<google>ADSDAQBOX_FLOW</google>

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