16 bpp video stream capture, render and WebGL usage - Realsense R200 & SR300 support.

content/test/data/media/mediarecorder_test.html

Index: content/test/data/media/mediarecorder_test.html
diff --git a/content/test/data/media/mediarecorder_test.html b/content/test/data/media/mediarecorder_test.html
index 72a707f5f6738f5cefc51d4dd2ee2f5d56253069..8eecbcbcd87b8d5170a7c584316fced970191851 100644
--- a/content/test/data/media/mediarecorder_test.html
+++ b/content/test/data/media/mediarecorder_test.html
@@ -165,16 +165,36 @@ function testStartStopAndRecorderState() {
       });
 }
 
+function getConstraintsForDevice(deviceLabel) {
+  return new Promise(function(resolve, reject) {
+    navigator.mediaDevices.enumerateDevices()
+    .then(function(devices) {
+      for (var i = 0; i < devices.length; ++i) {
+        if (deviceLabel == devices[i].label) {
+          return resolve({video:{deviceId: {exact: devices[i].deviceId}}});
+        }
+      }
+      console.error("Expected to have a device with label:" + deviceLabel);
+      resolve(null);
+    });
+  });
+}
+
 // Tests that when MediaRecorder's start() function is called, some data is
 // made available by media recorder via dataavailable events, containing non
 // empty blob data.
-function testStartAndDataAvailable(codec) {
+function testStartAndDataAvailable(codec, deviceLabel) {
   var videoSize = 0;
   var emptyBlobs = 0;
   var timeStamps = [];
-  const mimeType = codec ? "video/webm;codecs=" + String(codec) : "";
-  navigator.mediaDevices.getUserMedia(DEFAULT_CONSTRAINTS)
+  var mediaConstrains = deviceLabel ? getConstraintsForDevice(deviceLabel) :
+    Promise.resolve(DEFAULT_CONSTRAINTS);
+
+  mediaConstrains.then(function(constraints) {
+        return navigator.mediaDevices.getUserMedia(constraints);
+      })
       .then(function(stream) {
+        const mimeType = codec ? "video/webm;codecs=" + String(codec) : "";
         return createAndStartMediaRecorder(stream, mimeType);
       })
       .then(function(recorder) {