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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "build/build_config.h" | |
| 6 #include "media/base/audio_hardware_config.h" | |
| 7 #include "media/base/audio_parameters.h" | |
| 8 #include "testing/gtest/include/gtest/gtest.h" | |
| 9 | |
| 10 namespace media { | |
| 11 | |
| 12 static const int kOutputBufferSize = 2048; | |
| 13 static const int kOutputSampleRate = 48000; | |
| 14 static const ChannelLayout kOutputChannelLayout = CHANNEL_LAYOUT_STEREO; | |
| 15 static const int kInputSampleRate = 44100; | |
| 16 static const ChannelLayout kInputChannelLayout = CHANNEL_LAYOUT_STEREO; | |
| 17 | |
| 18 TEST(AudioHardwareConfig, Getters) { | |
| 19 AudioParameters input_params( | |
| 20 AudioParameters::AUDIO_PCM_LOW_LATENCY, | |
| 21 kInputChannelLayout, | |
| 22 kInputSampleRate, | |
| 23 16, | |
| 24 kOutputBufferSize); | |
| 25 | |
| 26 AudioParameters output_params( | |
| 27 AudioParameters::AUDIO_PCM_LOW_LATENCY, | |
| 28 kOutputChannelLayout, | |
| 29 kOutputSampleRate, | |
| 30 16, | |
| 31 kOutputBufferSize); | |
| 32 | |
| 33 AudioHardwareConfig fake_config(input_params, output_params); | |
| 34 | |
| 35 EXPECT_EQ(kOutputBufferSize, fake_config.GetOutputBufferSize()); | |
| 36 EXPECT_EQ(kOutputSampleRate, fake_config.GetOutputSampleRate()); | |
| 37 EXPECT_EQ(kInputSampleRate, fake_config.GetInputSampleRate()); | |
| 38 EXPECT_EQ(kInputChannelLayout, fake_config.GetInputChannelLayout()); | |
| 39 } | |
| 40 | |
| 41 TEST(AudioHardwareConfig, Setters) { | |
| 42 AudioParameters input_params( | |
| 43 AudioParameters::AUDIO_PCM_LOW_LATENCY, | |
| 44 kInputChannelLayout, | |
| 45 kInputSampleRate, | |
| 46 16, | |
| 47 kOutputBufferSize); | |
| 48 | |
| 49 AudioParameters output_params( | |
| 50 AudioParameters::AUDIO_PCM_LOW_LATENCY, | |
| 51 kOutputChannelLayout, | |
| 52 kOutputSampleRate, | |
| 53 16, | |
| 54 kOutputBufferSize); | |
| 55 | |
| 56 AudioHardwareConfig fake_config(input_params, output_params); | |
| 57 | |
| 58 // Verify output parameters. | |
| 59 const int kNewOutputBufferSize = kOutputBufferSize * 2; | |
| 60 const int kNewOutputSampleRate = kOutputSampleRate * 2; | |
| 61 EXPECT_NE(kNewOutputBufferSize, fake_config.GetOutputBufferSize()); | |
| 62 EXPECT_NE(kNewOutputSampleRate, fake_config.GetOutputSampleRate()); | |
| 63 | |
| 64 AudioParameters new_output_params( | |
| 65 AudioParameters::AUDIO_PCM_LOW_LATENCY, | |
| 66 kOutputChannelLayout, | |
| 67 kNewOutputSampleRate, | |
| 68 16, | |
| 69 kNewOutputBufferSize); | |
| 70 fake_config.UpdateOutputConfig(new_output_params); | |
| 71 EXPECT_EQ(kNewOutputBufferSize, fake_config.GetOutputBufferSize()); | |
| 72 EXPECT_EQ(kNewOutputSampleRate, fake_config.GetOutputSampleRate()); | |
| 73 | |
| 74 // Verify input parameters. | |
| 75 const int kNewInputSampleRate = kInputSampleRate * 2; | |
| 76 const ChannelLayout kNewInputChannelLayout = CHANNEL_LAYOUT_MONO; | |
| 77 EXPECT_NE(kNewInputSampleRate, fake_config.GetInputSampleRate()); | |
| 78 EXPECT_NE(kNewInputChannelLayout, fake_config.GetInputChannelLayout()); | |
| 79 | |
| 80 AudioParameters new_input_params( | |
| 81 AudioParameters::AUDIO_PCM_LOW_LATENCY, | |
| 82 kNewInputChannelLayout, | |
| 83 kNewInputSampleRate, | |
| 84 16, | |
| 85 kOutputBufferSize); | |
| 86 fake_config.UpdateInputConfig(new_input_params); | |
| 87 EXPECT_EQ(kNewInputSampleRate, fake_config.GetInputSampleRate()); | |
| 88 EXPECT_EQ(kNewInputChannelLayout, fake_config.GetInputChannelLayout()); | |
| 89 } | |
| 90 | |
| 91 } // namespace content | |
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Chromium Code Reviews
Issue 2120273004:
Getting rid of AudioHardwareConfig and its synchronous IPC. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master