app.js

//Available in nodejs

var NodeWebcam = require( "node-webcam" );


//Default options

var opts = {

    //Picture related

    width: 1280,

    height: 720,

    quality: 100,


    //Delay to take shot

    delay: 0,


    //Save shots in memory

    saveShots: true,


    // [jpeg, png] support varies
    // Webcam.OutputTypes

    output: "jpeg",


    //Which camera to use
    //Use Webcam.list() for results
    //false for default device

    device: false,


    // [location, buffer, base64]
    // Webcam.CallbackReturnTypes

    callbackReturn: "location",


    //Logging

    verbose: false

};


//Creates webcam instance

var Webcam = NodeWebcam.create( opts );


//Will automatically append location output type

Webcam.capture( "test_picture", function( err, data ) {} );


//Also available for quick use

NodeWebcam.capture( "test_picture", opts, function( err, data ) {

});


//Get list of cameras

Webcam.list( function( list ) {

    //Use another device

    var anotherCam = NodeWebcam.create( { device: list[ 0 ] } );

});

//Return type with base 64 image

var opts = {
    callbackReturn: "base64"
};

NodeWebcam.capture( "test_picture", opts, function( err, data ) {

    var image = "<img src='" + data + "'>";

});