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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // MSVC++ requires this to be set before any other includes to get M_PI. | 5 // MSVC++ requires this to be set before any other includes to get M_PI. |
6 #define _USE_MATH_DEFINES | 6 #define _USE_MATH_DEFINES |
7 | 7 |
8 #include "media/base/audio_renderer_mixer.h" | 8 #include "media/base/audio_renderer_mixer.h" |
9 | 9 |
10 #include <stddef.h> | 10 #include <stddef.h> |
11 | 11 |
12 #include <cmath> | 12 #include <cmath> |
13 #include <memory> | 13 #include <memory> |
14 | 14 |
15 #include "base/bind.h" | 15 #include "base/bind.h" |
16 #include "base/bind_helpers.h" | 16 #include "base/bind_helpers.h" |
17 #include "base/macros.h" | 17 #include "base/macros.h" |
18 #include "base/memory/scoped_vector.h" | 18 #include "base/memory/ptr_util.h" |
19 #include "base/synchronization/waitable_event.h" | 19 #include "base/synchronization/waitable_event.h" |
20 #include "base/threading/platform_thread.h" | 20 #include "base/threading/platform_thread.h" |
21 #include "media/base/audio_renderer_mixer_input.h" | 21 #include "media/base/audio_renderer_mixer_input.h" |
22 #include "media/base/audio_renderer_mixer_pool.h" | 22 #include "media/base/audio_renderer_mixer_pool.h" |
23 #include "media/base/fake_audio_render_callback.h" | 23 #include "media/base/fake_audio_render_callback.h" |
24 #include "media/base/mock_audio_renderer_sink.h" | 24 #include "media/base/mock_audio_renderer_sink.h" |
25 #include "testing/gmock/include/gmock/gmock.h" | 25 #include "testing/gmock/include/gmock/gmock.h" |
26 #include "testing/gtest/include/gtest/gtest.h" | 26 #include "testing/gtest/include/gtest/gtest.h" |
27 | 27 |
28 namespace { | 28 namespace { |
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115 // Setup FakeAudioRenderCallback step to compensate for resampling. | 115 // Setup FakeAudioRenderCallback step to compensate for resampling. |
116 double scale_factor = | 116 double scale_factor = |
117 input_parameters_[i].sample_rate() / | 117 input_parameters_[i].sample_rate() / |
118 static_cast<double>(output_parameters_.sample_rate()); | 118 static_cast<double>(output_parameters_.sample_rate()); |
119 double step = | 119 double step = |
120 kSineCycles / | 120 kSineCycles / |
121 (scale_factor * | 121 (scale_factor * |
122 static_cast<double>(output_parameters_.frames_per_buffer())); | 122 static_cast<double>(output_parameters_.frames_per_buffer())); |
123 | 123 |
124 for (int j = 0; j < inputs_per_sample_rate; ++j, ++input) { | 124 for (int j = 0; j < inputs_per_sample_rate; ++j, ++input) { |
125 fake_callbacks_.push_back(new FakeAudioRenderCallback( | 125 fake_callbacks_.push_back(base::MakeUnique<FakeAudioRenderCallback>( |
126 step, output_parameters_.sample_rate())); | 126 step, output_parameters_.sample_rate())); |
127 mixer_inputs_.push_back(CreateMixerInput()); | 127 mixer_inputs_.push_back(CreateMixerInput()); |
128 mixer_inputs_[input]->Initialize(input_parameters_[i], | 128 mixer_inputs_[input]->Initialize(input_parameters_[i], |
129 fake_callbacks_[input]); | 129 fake_callbacks_[input].get()); |
130 mixer_inputs_[input]->SetVolume(1.0f); | 130 mixer_inputs_[input]->SetVolume(1.0f); |
131 } | 131 } |
132 } | 132 } |
133 } | 133 } |
134 | 134 |
135 bool ValidateAudioData(int index, int frames, float scale, double epsilon) { | 135 bool ValidateAudioData(int index, int frames, float scale, double epsilon) { |
136 for (int i = 0; i < audio_bus_->channels(); ++i) { | 136 for (int i = 0; i < audio_bus_->channels(); ++i) { |
137 for (int j = index; j < frames; j++) { | 137 for (int j = index; j < frames; j++) { |
138 double error = fabs(audio_bus_->channel(i)[j] - | 138 double error = fabs(audio_bus_->channel(i)[j] - |
139 expected_audio_bus_->channel(i)[j] * scale); | 139 expected_audio_bus_->channel(i)[j] * scale); |
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346 virtual ~AudioRendererMixerTest() {} | 346 virtual ~AudioRendererMixerTest() {} |
347 | 347 |
348 scoped_refptr<MockAudioRendererSink> sink_; | 348 scoped_refptr<MockAudioRendererSink> sink_; |
349 std::unique_ptr<AudioRendererMixer> mixer_; | 349 std::unique_ptr<AudioRendererMixer> mixer_; |
350 AudioRendererSink::RenderCallback* mixer_callback_; | 350 AudioRendererSink::RenderCallback* mixer_callback_; |
351 std::vector<AudioParameters> input_parameters_; | 351 std::vector<AudioParameters> input_parameters_; |
352 AudioParameters output_parameters_; | 352 AudioParameters output_parameters_; |
353 std::unique_ptr<AudioBus> audio_bus_; | 353 std::unique_ptr<AudioBus> audio_bus_; |
354 std::unique_ptr<AudioBus> expected_audio_bus_; | 354 std::unique_ptr<AudioBus> expected_audio_bus_; |
355 std::vector< scoped_refptr<AudioRendererMixerInput> > mixer_inputs_; | 355 std::vector< scoped_refptr<AudioRendererMixerInput> > mixer_inputs_; |
356 ScopedVector<FakeAudioRenderCallback> fake_callbacks_; | 356 std::vector<std::unique_ptr<FakeAudioRenderCallback>> fake_callbacks_; |
357 std::unique_ptr<FakeAudioRenderCallback> expected_callback_; | 357 std::unique_ptr<FakeAudioRenderCallback> expected_callback_; |
358 double epsilon_; | 358 double epsilon_; |
359 bool half_fill_; | 359 bool half_fill_; |
360 | 360 |
361 private: | 361 private: |
362 DISALLOW_COPY_AND_ASSIGN(AudioRendererMixerTest); | 362 DISALLOW_COPY_AND_ASSIGN(AudioRendererMixerTest); |
363 }; | 363 }; |
364 | 364 |
365 class AudioRendererMixerBehavioralTest : public AudioRendererMixerTest {}; | 365 class AudioRendererMixerBehavioralTest : public AudioRendererMixerTest {}; |
366 | 366 |
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555 INSTANTIATE_TEST_CASE_P( | 555 INSTANTIATE_TEST_CASE_P( |
556 /* no prefix */, | 556 /* no prefix */, |
557 AudioRendererMixerBehavioralTest, | 557 AudioRendererMixerBehavioralTest, |
558 testing::ValuesIn(std::vector<AudioRendererMixerTestData>( | 558 testing::ValuesIn(std::vector<AudioRendererMixerTestData>( |
559 1, | 559 1, |
560 std::tr1::make_tuple(&kTestInputLower, | 560 std::tr1::make_tuple(&kTestInputLower, |
561 1, | 561 1, |
562 kTestInputLower, | 562 kTestInputLower, |
563 0.00000048)))); | 563 0.00000048)))); |
564 } // namespace media | 564 } // namespace media |
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