Expose codec implementation names in stats.

webrtc/test/fake_decoder.cc

 /*
  *  Copyright (c) 2013 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.
  */
 
@@ skipping 35 matching lines @@
 
 int32_t FakeDecoder::RegisterDecodeCompleteCallback(
     DecodedImageCallback* callback) {
   callback_ = callback;
   return WEBRTC_VIDEO_CODEC_OK;
 }
 
 int32_t FakeDecoder::Release() {
   return WEBRTC_VIDEO_CODEC_OK;
 }
+
 int32_t FakeDecoder::Reset() {
   return WEBRTC_VIDEO_CODEC_OK;
 }
 
+const char* FakeDecoder::kImplementationName = "fake_decoder";
+const char* FakeDecoder::ImplementationName() const {
+  return kImplementationName;
+}
+
 int32_t FakeH264Decoder::Decode(const EncodedImage& input,
                                 bool missing_frames,
                                 const RTPFragmentationHeader* fragmentation,
                                 const CodecSpecificInfo* codec_specific_info,
                                 int64_t render_time_ms) {
   uint8_t value = 0;
   for (size_t i = 0; i < input._length; ++i) {
     uint8_t kStartCode[] = {0, 0, 0, 1};
     if (i < input._length - sizeof(kStartCode) &&
         !memcmp(&input._buffer[i], kStartCode, sizeof(kStartCode))) {
       i += sizeof(kStartCode) + 1;  // Skip start code and NAL header.
     }
     if (input._buffer[i] != value) {
       EXPECT_EQ(value, input._buffer[i])
           << "Bitstream mismatch between sender and receiver.";
       return -1;
     }
     ++value;
   }
   return FakeDecoder::Decode(input,
                              missing_frames,
                              fragmentation,
                              codec_specific_info,
                              render_time_ms);
 }
 
 }  // namespace test
 }  // namespace webrtc