15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/environment.h" 7ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "base/message_loop/message_loop.h" 80529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch#include "base/run_loop.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/test/test_timeouts.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/threading/platform_thread.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "media/audio/audio_io.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "media/audio/audio_manager_base.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "media/audio/mac/audio_low_latency_input_mac.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "media/base/seekable_buffer.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "testing/gmock/include/gmock/gmock.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ::testing::_; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ::testing::AnyNumber; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ::testing::AtLeast; 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ::testing::Ge; 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ::testing::NotNull; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace media { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 260529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochACTION_P4(CheckCountAndPostQuitTask, count, limit, loop, closure) { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (++*count >= limit) { 280529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch loop->PostTask(FROM_HERE, closure); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MockAudioInputCallback : public AudioInputStream::AudioInputCallback { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 346d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) MOCK_METHOD4(OnData, 356d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) void(AudioInputStream* stream, 366d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const AudioBus* src, 376d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) uint32 hardware_delay_bytes, 386d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) double volume)); 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MOCK_METHOD1(OnError, void(AudioInputStream* stream)); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This audio sink implementation should be used for manual tests only since 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the recorded data is stored on a raw binary data file. 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The last test (WriteToFileAudioSink) - which is disabled by default - 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// can use this audio sink to store the captured data on a file for offline 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// analysis. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class WriteToFileAudioSink : public AudioInputStream::AudioInputCallback { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Allocate space for ~10 seconds of data @ 48kHz in stereo: 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 2 bytes per sample, 2 channels, 10ms @ 48kHz, 10 seconds <=> 1920000 bytes. 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static const int kMaxBufferSize = 2 * 2 * 480 * 100 * 10; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit WriteToFileAudioSink(const char* file_name) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : buffer_(0, kMaxBufferSize), 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_(fopen(file_name, "wb")), 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bytes_to_write_(0) { 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~WriteToFileAudioSink() { 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int bytes_written = 0; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (bytes_written < bytes_to_write_) { 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const uint8* chunk; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int chunk_size; 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Stop writing if no more data is available. 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!buffer_.GetCurrentChunk(&chunk, &chunk_size)) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Write recorded data chunk to the file and prepare for next chunk. 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fwrite(chunk, 1, chunk_size, file_); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) buffer_.Seek(chunk_size); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bytes_written += chunk_size; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fclose(file_); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // AudioInputStream::AudioInputCallback implementation. 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnData(AudioInputStream* stream, 796d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const AudioBus* src, 806d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) uint32 hardware_delay_bytes, 816d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) double volume) OVERRIDE { 826d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const int num_samples = src->frames() * src->channels(); 836d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) scoped_ptr<int16> interleaved(new int16[num_samples]); 846d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const int bytes_per_sample = sizeof(*interleaved); 856d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) src->ToInterleaved(src->frames(), bytes_per_sample, interleaved.get()); 866d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Store data data in a temporary buffer to avoid making blocking 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // fwrite() calls in the audio callback. The complete buffer will be 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // written to file in the destructor. 906d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const int size = bytes_per_sample * num_samples; 916d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) if (buffer_.Append((const uint8*)interleaved.get(), size)) { 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bytes_to_write_ += size; 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnError(AudioInputStream* stream) OVERRIDE {} 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) media::SeekableBuffer buffer_; 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FILE* file_; 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int bytes_to_write_; 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MacAudioInputTest : public testing::Test { 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 1060529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch MacAudioInputTest() 1070529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch : message_loop_(base::MessageLoop::TYPE_UI), 1080529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch audio_manager_(AudioManager::CreateForTesting()) { 1090529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch // Wait for the AudioManager to finish any initialization on the audio loop. 1100529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch base::RunLoop().RunUntilIdle(); 1110529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 1120529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 1130529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch virtual ~MacAudioInputTest() { 1140529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch base::RunLoop().RunUntilIdle(); 1150529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Convenience method which ensures that we are not running on the build 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // bots and that at least one valid input device can be found. 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool CanRunAudioTests() { 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool has_input = audio_manager_->HasAudioInputDevices(); 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!has_input) 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(WARNING) << "No input devices detected"; 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return has_input; 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Convenience method which creates a default AudioInputStream object using 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // a 10ms frame size and a sample rate which is set to the hardware sample 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // rate. 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* CreateDefaultAudioInputStream() { 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate()); 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int samples_per_packet = fs / 100; 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = audio_manager_->MakeAudioInputStream( 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CHANNEL_LAYOUT_STEREO, fs, 16, samples_per_packet), 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioManagerBase::kDefaultDeviceId); 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais); 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return ais; 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Convenience method which creates an AudioInputStream object with a 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // specified channel layout. 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* CreateAudioInputStream(ChannelLayout channel_layout) { 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate()); 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int samples_per_packet = fs / 100; 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = audio_manager_->MakeAudioInputStream( 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) channel_layout, fs, 16, samples_per_packet), 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioManagerBase::kDefaultDeviceId); 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais); 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return ais; 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1530529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch base::MessageLoop message_loop_; 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<AudioManager> audio_manager_; 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test Create(), Close(). 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamCreateAndClose) { 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateDefaultAudioInputStream(); 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test Open(), Close(). 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamOpenAndClose) { 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateDefaultAudioInputStream(); 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test Open(), Start(), Close(). 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamOpenStartAndClose) { 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateDefaultAudioInputStream(); 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MockAudioInputCallback sink; 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&sink); 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test Open(), Start(), Stop(), Close(). 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamOpenStartStopAndClose) { 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateDefaultAudioInputStream(); 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MockAudioInputCallback sink; 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&sink); 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Stop(); 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test some additional calling sequences. 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamMiscCallingSequences) { 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateDefaultAudioInputStream(); 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AUAudioInputStream* auais = static_cast<AUAudioInputStream*>(ais); 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Open(), Open() should fail the second time. 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_FALSE(ais->Open()); 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MockAudioInputCallback sink; 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Start(), Start() is a valid calling sequence (second call does nothing). 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&sink); 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(auais->started()); 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&sink); 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(auais->started()); 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Stop(), Stop() is a valid calling sequence (second call does nothing). 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Stop(); 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_FALSE(auais->started()); 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Stop(); 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_FALSE(auais->started()); 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Verify that recording starts and stops correctly in mono using mocked sink. 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamVerifyMonoRecording) { 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int count = 0; 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Create an audio input stream which records in mono. 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateAudioInputStream(CHANNEL_LAYOUT_MONO); 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MockAudioInputCallback sink; 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We use 10ms packets and will run the test until ten packets are received. 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // All should contain valid packets of the same size and a valid delay 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // estimate. 2410529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch base::RunLoop run_loop; 2426d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) EXPECT_CALL(sink, OnData(ais, NotNull(), _, _)) 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) .Times(AtLeast(10)) 2440529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch .WillRepeatedly(CheckCountAndPostQuitTask( 2450529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch &count, 10, &message_loop_, run_loop.QuitClosure())); 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&sink); 2470529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch run_loop.Run(); 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Stop(); 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Verify that recording starts and stops correctly in mono using mocked sink. 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, AUAudioInputStreamVerifyStereoRecording) { 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int count = 0; 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Create an audio input stream which records in stereo. 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateAudioInputStream(CHANNEL_LAYOUT_STEREO); 2615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MockAudioInputCallback sink; 2645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We use 10ms packets and will run the test until ten packets are received. 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // All should contain valid packets of the same size and a valid delay 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // estimate. 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(henrika): http://crbug.com/154352 forced us to run the capture side 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // using a native buffer size of 128 audio frames and combine it with a FIFO 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // to match the requested size by the client. This change might also have 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // modified the delay estimates since the existing Ge(bytes_per_packet) for 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // parameter #4 does no longer pass. I am removing this restriction here to 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ensure that we can land the patch but will revisit this test again when 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // more analysis of the delay estimates are done. 2750529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch base::RunLoop run_loop; 2766d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) EXPECT_CALL(sink, OnData(ais, NotNull(), _, _)) 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) .Times(AtLeast(10)) 2780529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch .WillRepeatedly(CheckCountAndPostQuitTask( 2790529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch &count, 10, &message_loop_, run_loop.QuitClosure())); 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&sink); 2810529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch run_loop.Run(); 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Stop(); 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This test is intended for manual tests and should only be enabled 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// when it is required to store the captured data on a local file. 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// By default, GTest will print out YOU HAVE 1 DISABLED TEST. 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// To include disabled tests in test execution, just invoke the test program 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// with --gtest_also_run_disabled_tests or set the GTEST_ALSO_RUN_DISABLED_TESTS 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// environment variable to a value greater than 0. 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(MacAudioInputTest, DISABLED_AUAudioInputStreamRecordToFile) { 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!CanRunAudioTests()) 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const char* file_name = "out_stereo_10sec.pcm"; 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int fs = static_cast<int>(AUAudioInputStream::HardwareSampleRate()); 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AudioInputStream* ais = CreateDefaultAudioInputStream(); 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(ais->Open()); 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fprintf(stderr, " File name : %s\n", file_name); 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fprintf(stderr, " Sample rate: %d\n", fs); 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WriteToFileAudioSink file_sink(file_name); 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fprintf(stderr, " >> Speak into the mic while recording...\n"); 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Start(&file_sink); 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::PlatformThread::Sleep(TestTimeouts::action_timeout()); 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Stop(); 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fprintf(stderr, " >> Recording has stopped.\n"); 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ais->Close(); 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace media 313