WebRtcBrowserTest with VP8 and VP9. WebRtcTestBase::NegotiateCall specifying video codec.

chrome/browser/media/webrtc_browsertest_base.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_MEDIA_WEBRTC_BROWSERTEST_BASE_H_
 #define CHROME_BROWSER_MEDIA_WEBRTC_BROWSERTEST_BASE_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 86 matching lines @@
   // (which you can prepare by calling one of the GetUserMedia* methods above).
   void SetupPeerconnectionWithLocalStream(content::WebContents* tab) const;
 
   // Same as above but does not add the local stream.
   void SetupPeerconnectionWithoutLocalStream(content::WebContents* tab) const;
 
   // Exchanges offers and answers between the peer connections in the
   // respective tabs. Before calling this, you must have prepared peer
   // connections in both tabs and configured them as you like (for instance by
   // calling SetupPeerconnectionWithLocalStream).
+  // If |video_codec| is a non-empty string, the SDP offer is modified (and SDP
+  // answer verified) so that the specified video codec (case-sensitive name) is
+  // used during the call instead of the default one.
   void NegotiateCall(content::WebContents* from_tab,
-                     content::WebContents* to_tab) const;
+                     content::WebContents* to_tab,
+                     const std::string& video_codec = "") const;
 
   // Hangs up a negotiated call.
   void HangUp(content::WebContents* from_tab) const;
 
   // Call this to enable monitoring of javascript errors for this test method.
   // This will only work if the tests are run sequentially by the test runner
   // (i.e. with --test-launcher-developer-mode or --test-launcher-jobs=1).
   void DetectErrorsInJavaScript();
 
   // Methods for detecting if video is playing (the loaded page must have
@@ skipping 13 matching lines @@
   // Returns true if we're on WinXP, that lovely operating system of bliss.
   bool OnWinXp() const;
 
   // Returns true if we're on win 8.
   bool OnWin8() const;
 
  private:
   void CloseInfoBarInTab(content::WebContents* tab_contents,
                          infobars::InfoBar* infobar) const;
 
-  std::string CreateLocalOffer(content::WebContents* from_tab) const;
+  std::string CreateLocalOffer(content::WebContents* from_tab,
+                               std::string default_video_codec = "") const;
   std::string CreateAnswer(std::string local_offer,
-                           content::WebContents* to_tab) const;
+                           content::WebContents* to_tab,
+                           std::string default_video_codec = "") const;
   void ReceiveAnswer(const std::string& answer,
                      content::WebContents* from_tab) const;
   void GatherAndSendIceCandidates(content::WebContents* from_tab,
                                   content::WebContents* to_tab) const;
 
   infobars::InfoBar* GetUserMediaAndWaitForInfoBar(
       content::WebContents* tab_contents,
       const std::string& constraints) const;
 
   bool detect_errors_in_javascript_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRtcTestBase);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_WEBRTC_BROWSERTEST_BASE_H_