Add stats for average QP per frame for VP8 (for received video streams).

webrtc/modules/video_coding/utility/include/qp_parser.h

 /*
  *  Copyright (c) 2015 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.
  */
 
-#ifndef WEBRTC_VOICE_ENGINE_MOCK_TRANSPORT_H_
-#define WEBRTC_VOICE_ENGINE_MOCK_TRANSPORT_H_
+#ifndef WEBRTC_MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_
+#define WEBRTC_MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_
 
-#include "testing/gmock/include/gmock/gmock.h"
 #include "webrtc/common_types.h"
 
 namespace webrtc {
 
-class MockTransport : public Transport {
+class QpParser {
  public:
-  MOCK_METHOD2(SendPacket, int(const void* data, size_t len));
-  MOCK_METHOD2(SendRTCPPacket, int(const void* data, size_t len));
+  QpParser() {}
+  ~QpParser() {}
+
+  // Parses |encoded_frame| of |codec_type| and extracts the |qp|.
+  // Returns true on success, false otherwise.
+  bool GetQp(const uint8_t* encoded_frame,
+             size_t length,
+             VideoCodecType codec_type,

[stefan-webrtc, 2015/10/15 12:49:35]

Can this take a VCMEncodedFrame instead maybe?

[åsapersson, 2015/10/16 09:33:59]

Done.

+             int* qp);
 };
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_VOICE_ENGINE_MOCK_TRANSPORT_H_
+#endif  // WEBRTC_MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_