1 files changed, 37 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/media_types.cc b/third_party/libwebrtc/api/media_types.cc
new file mode 100644
index 0000000000..5c7d55b876
--- /dev/null
+++ b/third_party/libwebrtc/api/media_types.cc
@@ -0,0 +1,37 @@
+/*
+ *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "api/media_types.h"
+
+#include "rtc_base/checks.h"
+
+namespace cricket {
+
+const char kMediaTypeVideo[] = "video";
+const char kMediaTypeAudio[] = "audio";
+const char kMediaTypeData[] = "data";
+
+std::string MediaTypeToString(MediaType type) {
+  switch (type) {
+    case MEDIA_TYPE_AUDIO:
+      return kMediaTypeAudio;
+    case MEDIA_TYPE_VIDEO:
+      return kMediaTypeVideo;
+    case MEDIA_TYPE_DATA:
+      return kMediaTypeData;
+    case MEDIA_TYPE_UNSUPPORTED:
+      // Unsupported media stores the m=<mediatype> differently.
+      RTC_DCHECK_NOTREACHED();
+      return "";
+  }
+  RTC_CHECK_NOTREACHED();
+}
+
+}  // namespace cricket