camera, snapshots, ocr v.1

express-server/public/ocrscan/cam.js

@@ -0,0 +1,35 @@
+$(document).ready(function () {
+
+
+    $(".modal").modal();
+
+    var video = document.getElementById("video");
+    var canvas = document.getElementById("canvas");
+    var context = canvas.getContext("2d");
+
+    navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia  || navigator.mozGetUserMedia || navigator.oGetUserMedia || navigator.msGetUserMedia;
+
+    if (navigator.getUserMedia) {
+        navigator.getUserMedia({ video: true }, streamWebcam, throwError);
+    }
+
+    $(".btnsnap").click(function() {
+        snap();
+    });
+    
+});
+
+function streamWebcam(stream) {
+    video.srcObject = stream;
+    video.play();
+}
+
+function throwError(error) {
+    alert(error.name);
+}
+
+function snap() {
+    canvas.width = video.clientWidth;
+    canvas.height = video.clientHeight;
+    canvas.getContext("2d").drawImage(video, 0, 0);
+}