Revert of Added a bitexactness test for the echo control mobile in the audio processing module

webrtc/modules/audio_processing/echo_control_mobile_unittest.cc

Index: webrtc/modules/audio_processing/echo_control_mobile_unittest.cc
diff --git a/webrtc/modules/audio_processing/echo_control_mobile_unittest.cc b/webrtc/modules/audio_processing/echo_control_mobile_unittest.cc
deleted file mode 100644
index 3e6c07059536a706d87966eb6ae8297e26b814d5..0000000000000000000000000000000000000000
--- a/webrtc/modules/audio_processing/echo_control_mobile_unittest.cc
+++ /dev/null
@@ -1,219 +0,0 @@
-/*
- *  Copyright (c) 2016 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.
- */
-#include <vector>
-
-#include "testing/gtest/include/gtest/gtest.h"
-#include "webrtc/base/array_view.h"
-#include "webrtc/modules/audio_processing/audio_buffer.h"
-#include "webrtc/modules/audio_processing/echo_control_mobile_impl.h"
-#include "webrtc/modules/audio_processing/test/audio_buffer_tools.h"
-#include "webrtc/modules/audio_processing/test/bitexactness_tools.h"
-
-namespace webrtc {
-namespace {
-
-// TODO(peah): Increase the number of frames to proces when the issue of
-// non repeatable test results have been found.
-const int kNumFramesToProcess = 200;
-
-void SetupComponent(int sample_rate_hz,
-                    EchoControlMobile::RoutingMode routing_mode,
-                    bool comfort_noise_enabled,
-                    EchoControlMobileImpl* echo_control_mobile) {
-  echo_control_mobile->Initialize(
-      sample_rate_hz > 16000 ? 16000 : sample_rate_hz, 1, 1);
-  EchoControlMobile* ec = static_cast<EchoControlMobile*>(echo_control_mobile);
-  ec->Enable(true);
-  ec->set_routing_mode(routing_mode);
-  ec->enable_comfort_noise(comfort_noise_enabled);
-}
-
-void ProcessOneFrame(int sample_rate_hz,
-                     int stream_delay_ms,
-                     AudioBuffer* render_audio_buffer,
-                     AudioBuffer* capture_audio_buffer,
-                     EchoControlMobileImpl* echo_control_mobile) {
-  if (sample_rate_hz > AudioProcessing::kSampleRate16kHz) {
-    render_audio_buffer->SplitIntoFrequencyBands();
-    capture_audio_buffer->SplitIntoFrequencyBands();
-  }
-
-  echo_control_mobile->ProcessRenderAudio(render_audio_buffer);
-  echo_control_mobile->ProcessCaptureAudio(capture_audio_buffer,
-                                           stream_delay_ms);
-
-  if (sample_rate_hz > AudioProcessing::kSampleRate16kHz) {
-    capture_audio_buffer->MergeFrequencyBands();
-  }
-}
-
-void RunBitexactnessTest(int sample_rate_hz,
-                         size_t num_channels,
-                         int stream_delay_ms,
-                         EchoControlMobile::RoutingMode routing_mode,
-                         bool comfort_noise_enabled,
-                         const rtc::ArrayView<const float>& output_reference) {
-  rtc::CriticalSection crit_render;
-  rtc::CriticalSection crit_capture;
-  EchoControlMobileImpl echo_control_mobile(&crit_render, &crit_capture);
-  SetupComponent(sample_rate_hz, routing_mode, comfort_noise_enabled,
-                 &echo_control_mobile);
-
-  const int samples_per_channel = rtc::CheckedDivExact(sample_rate_hz, 100);
-  const StreamConfig render_config(sample_rate_hz, num_channels, false);
-  AudioBuffer render_buffer(
-      render_config.num_frames(), render_config.num_channels(),
-      render_config.num_frames(), 1, render_config.num_frames());
-  test::InputAudioFile render_file(
-      test::GetApmRenderTestVectorFileName(sample_rate_hz));
-  std::vector<float> render_input(samples_per_channel * num_channels);
-
-  const StreamConfig capture_config(sample_rate_hz, num_channels, false);
-  AudioBuffer capture_buffer(
-      capture_config.num_frames(), capture_config.num_channels(),
-      capture_config.num_frames(), 1, capture_config.num_frames());
-  test::InputAudioFile capture_file(
-      test::GetApmCaptureTestVectorFileName(sample_rate_hz));
-  std::vector<float> capture_input(samples_per_channel * num_channels);
-
-  for (int frame_no = 0; frame_no < kNumFramesToProcess; ++frame_no) {
-    ReadFloatSamplesFromStereoFile(samples_per_channel, num_channels,
-                                   &render_file, render_input);
-    ReadFloatSamplesFromStereoFile(samples_per_channel, num_channels,
-                                   &capture_file, capture_input);
-
-    test::CopyVectorToAudioBuffer(render_config, render_input, &render_buffer);
-    test::CopyVectorToAudioBuffer(capture_config, capture_input,
-                                  &capture_buffer);
-
-    ProcessOneFrame(sample_rate_hz, stream_delay_ms, &render_buffer,
-                    &capture_buffer, &echo_control_mobile);
-  }
-
-  // Extract and verify the test results.
-  std::vector<float> capture_output;
-  test::ExtractVectorFromAudioBuffer(capture_config, &capture_buffer,
-                                     &capture_output);
-
-  // Compare the output with the reference. Only the first values of the output
-  // from last frame processed are compared in order not having to specify all
-  // preceeding frames as testvectors. As the algorithm being tested has a
-  // memory, testing only the last frame implicitly also tests the preceeding
-  // frames.
-  const float kTolerance = 1.0f / 32768.0f;
-  EXPECT_TRUE(test::BitExactFrame(
-      capture_config.num_frames(), capture_config.num_channels(),
-      output_reference, capture_output, kTolerance));
-}
-
-}  // namespace
-
-// TODO(peah): Renable once the integer overflow issue in aecm_core.c:932:69
-// has been solved.
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono8kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.005280f, 0.002380f, -0.000427f};
-
-  RunBitexactnessTest(8000, 1, 0,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.003601f, 0.002991f, 0.001923f};
-  RunBitexactnessTest(16000, 1, 0,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono32kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.002258f, 0.002899f, 0.003906f};
-
-  RunBitexactnessTest(32000, 1, 0,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono48kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {-0.000046f, 0.000041f, 0.000249f};
-
-  RunBitexactnessTest(48000, 1, 0,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_LoudSpeakerPhone_CngOff_StreamDelay0) {
-  const float kOutputReference[] = {0.000000f, 0.000000f, 0.000000f};
-
-  RunBitexactnessTest(16000, 1, 0,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, false,
-                      kOutputReference);
-}
-
-// TODO(peah): Renable once the integer overflow issue in aecm_core.c:932:69
-// has been solved.
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay5) {
-  const float kOutputReference[] = {0.003693f, 0.002930f, 0.001801f};
-
-  RunBitexactnessTest(16000, 1, 5,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay10) {
-  const float kOutputReference[] = {-0.002411f, -0.002716f, -0.002747f};
-
-  RunBitexactnessTest(16000, 1, 10,
-                      EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_QuietEarpieceOrHeadset_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.000397f, 0.000000f, -0.000305f};
-
-  RunBitexactnessTest(16000, 1, 0,
-                      EchoControlMobile::RoutingMode::kQuietEarpieceOrHeadset,
-                      true, kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_Earpiece_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.002167f, 0.001617f, 0.001038f};
-
-  RunBitexactnessTest(16000, 1, 0, EchoControlMobile::RoutingMode::kEarpiece,
-                      true, kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_LoudEarpiece_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.003540f, 0.002899f, 0.001862f};
-
-  RunBitexactnessTest(16000, 1, 0,
-                      EchoControlMobile::RoutingMode::kLoudEarpiece, true,
-                      kOutputReference);
-}
-
-TEST(EchoControlMobileBitExactnessTest,
-     DISABLED_Mono16kHz_SpeakerPhone_CngOn_StreamDelay0) {
-  const float kOutputReference[] = {0.003632f, 0.003052f, 0.001984f};
-
-  RunBitexactnessTest(16000, 1, 0,
-                      EchoControlMobile::RoutingMode::kSpeakerphone, true,
-                      kOutputReference);
-}
-
-}  // namespace webrtc