Add new decoding statistics for muted output

webrtc/modules/audio_coding/acm2/audio_coding_module_unittest_oldapi.cc

 /*
  *  Copyright (c) 2014 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 235 matching lines @@
 TEST_F(AudioCodingModuleTestOldApi, MAYBE_InitializedToZero) {
   RegisterCodec();
   AudioDecodingCallStats stats;
   acm_->GetDecodingCallStatistics(&stats);
   EXPECT_EQ(0, stats.calls_to_neteq);
   EXPECT_EQ(0, stats.calls_to_silence_generator);
   EXPECT_EQ(0, stats.decoded_normal);
   EXPECT_EQ(0, stats.decoded_cng);
   EXPECT_EQ(0, stats.decoded_plc);
   EXPECT_EQ(0, stats.decoded_plc_cng);
+  EXPECT_EQ(0, stats.decoded_muted_output);
 }
 
 // Insert some packets and pull audio. Check statistics are valid. Then,
 // simulate packet loss and check if PLC and PLC-to-CNG statistics are
 // correctly updated.
 #if defined(WEBRTC_ANDROID)
 #define MAYBE_NetEqCalls DISABLED_NetEqCalls
 #else
 #define MAYBE_NetEqCalls NetEqCalls
 #endif
 TEST_F(AudioCodingModuleTestOldApi, MAYBE_NetEqCalls) {
   RegisterCodec();
   AudioDecodingCallStats stats;
   const int kNumNormalCalls = 10;
 
   for (int num_calls = 0; num_calls < kNumNormalCalls; ++num_calls) {
     InsertPacketAndPullAudio();
   }
   acm_->GetDecodingCallStatistics(&stats);
   EXPECT_EQ(kNumNormalCalls, stats.calls_to_neteq);
   EXPECT_EQ(0, stats.calls_to_silence_generator);
   EXPECT_EQ(kNumNormalCalls, stats.decoded_normal);
   EXPECT_EQ(0, stats.decoded_cng);
   EXPECT_EQ(0, stats.decoded_plc);
   EXPECT_EQ(0, stats.decoded_plc_cng);
+  EXPECT_EQ(0, stats.decoded_muted_output);
 
   const int kNumPlc = 3;
   const int kNumPlcCng = 5;
 
   // Simulate packet-loss. NetEq first performs PLC then PLC fades to CNG.
   for (int n = 0; n < kNumPlc + kNumPlcCng; ++n) {
     PullAudio();
   }
   acm_->GetDecodingCallStatistics(&stats);
   EXPECT_EQ(kNumNormalCalls + kNumPlc + kNumPlcCng, stats.calls_to_neteq);
   EXPECT_EQ(0, stats.calls_to_silence_generator);
   EXPECT_EQ(kNumNormalCalls, stats.decoded_normal);
   EXPECT_EQ(0, stats.decoded_cng);
   EXPECT_EQ(kNumPlc, stats.decoded_plc);
   EXPECT_EQ(kNumPlcCng, stats.decoded_plc_cng);
+  EXPECT_EQ(0, stats.decoded_muted_output);
+  // TODO(henrik.lundin) Add a test with muted state enabled.
 }
 
 TEST_F(AudioCodingModuleTestOldApi, VerifyOutputFrame) {
   AudioFrame audio_frame;
   const int kSampleRateHz = 32000;
   bool muted;
   EXPECT_EQ(0, acm_->PlayoutData10Ms(kSampleRateHz, &audio_frame, &muted));
   ASSERT_FALSE(muted);
   EXPECT_EQ(id_, audio_frame.id_);
   EXPECT_EQ(0u, audio_frame.timestamp_);
@@ skipping 1495 matching lines @@
   Run(16000, 8000, 1000);
 }
 
 TEST_F(AcmSwitchingOutputFrequencyOldApi, Toggle8KhzTo16Khz) {
   Run(8000, 16000, 1000);
 }
 
 #endif
 
 }  // namespace webrtc