1 files changed, 29 insertions, 0 deletions
diff --git a/extension/media.js b/extension/media.js
new file mode 100644
index 0000000..33c6fee
--- /dev/null
+++ b/extension/media.js
@@ -0,0 +1,29 @@
+'use strict';
+
+const internals = {
+  mediaStream: null
+};
+
+module.exports = {
+  async start() {
+
+    internals.mediaStream = internals.mediaStream || await navigator.mediaDevices.getUserMedia({
+      audio: true
+    });
+
+    return internals.mediaStream;
+  },
+
+  stop() {
+
+    if (!internals.mediaStream) {
+      return;
+    }
+
+    for (const track of internals.mediaStream.getAudioTracks()) {
+      track.stop();
+    }
+
+    internals.mediaStream = null;
+  }
+};