NetEq: Add new method last_output_sample_rate_hz

webrtc/modules/audio_coding/main/acm2/acm_receiver_unittest_oldapi.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 243 matching lines @@
 
   AudioFrame frame;
   const int kOutSampleRateHz = 8000;  // Different than codec sample rate.
   for (const auto codec_id : kCodecId) {
     const CodecIdInst codec(codec_id);
     const int num_10ms_frames = codec.inst.pacsize / (codec.inst.plfreq / 100);
     InsertOnePacketOfSilence(codec.id);
     for (int k = 0; k < num_10ms_frames; ++k) {
       EXPECT_EQ(0, receiver_->GetAudio(kOutSampleRateHz, &frame));
     }
-    EXPECT_EQ(std::min(32000, codec.inst.plfreq),
-              receiver_->current_sample_rate_hz());
+    EXPECT_EQ(codec.inst.plfreq, receiver_->last_output_sample_rate_hz());
   }
 }
 
 TEST_F(AcmReceiverTestOldApi, DISABLED_ON_ANDROID(PostdecodingVad)) {
   receiver_->EnableVad();
   EXPECT_TRUE(receiver_->vad_enabled());
   const CodecIdInst codec(RentACodec::CodecId::kPCM16Bwb);
   ASSERT_EQ(
       0, receiver_->AddCodec(codec.id, codec.inst.pltype, codec.inst.channels,
                              codec.inst.plfreq, nullptr));
@@ skipping 83 matching lines @@
     }
     EXPECT_EQ(c.id, receiver_->last_audio_codec_id());
     EXPECT_EQ(0, receiver_->LastAudioCodec(&codec));
     EXPECT_TRUE(CodecsEqual(c.inst, codec));
   }
 }
 
 }  // namespace acm2
 
 }  // namespace webrtc