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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #include "chrome/browser/media/webrtc_browsertest_audio.h" | 5 #include "chrome/browser/media/webrtc_browsertest_audio.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include "base/files/file.h" | 9 #include "base/files/file.h" |
10 #include "base/files/file_path.h" | 10 #include "base/files/file_path.h" |
11 #include "media/audio/audio_parameters.h" | |
12 #include "media/audio/audio_power_monitor.h" | 11 #include "media/audio/audio_power_monitor.h" |
13 #include "media/audio/sounds/wav_audio_handler.h" | 12 #include "media/audio/sounds/wav_audio_handler.h" |
14 #include "media/base/audio_bus.h" | 13 #include "media/base/audio_bus.h" |
| 14 #include "media/base/audio_parameters.h" |
15 | 15 |
16 namespace { | 16 namespace { |
17 // Opens |wav_filename|, reads it and loads it as a wav file. This function will | 17 // Opens |wav_filename|, reads it and loads it as a wav file. This function will |
18 // bluntly trigger CHECKs if we can't read the file or if it's malformed. The | 18 // bluntly trigger CHECKs if we can't read the file or if it's malformed. The |
19 // caller takes ownership of the returned data. The size of the data is stored | 19 // caller takes ownership of the returned data. The size of the data is stored |
20 // in |read_length|. | 20 // in |read_length|. |
21 std::unique_ptr<char[]> ReadWavFile(const base::FilePath& wav_filename, | 21 std::unique_ptr<char[]> ReadWavFile(const base::FilePath& wav_filename, |
22 size_t* file_length) { | 22 size_t* file_length) { |
23 base::File wav_file( | 23 base::File wav_file( |
24 wav_filename, base::File::FLAG_OPEN | base::File::FLAG_READ); | 24 wav_filename, base::File::FLAG_OPEN | base::File::FLAG_READ); |
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70 media::AudioParameters::AUDIO_PCM_LOW_LATENCY, | 70 media::AudioParameters::AUDIO_PCM_LOW_LATENCY, |
71 media::GuessChannelLayout(wav_audio_handler->num_channels()), | 71 media::GuessChannelLayout(wav_audio_handler->num_channels()), |
72 wav_audio_handler->sample_rate(), wav_audio_handler->bits_per_sample(), | 72 wav_audio_handler->sample_rate(), wav_audio_handler->bits_per_sample(), |
73 wav_audio_handler->total_frames()); | 73 wav_audio_handler->total_frames()); |
74 file_parameters->set_channels_for_discrete(wav_audio_handler->num_channels()); | 74 file_parameters->set_channels_for_discrete(wav_audio_handler->num_channels()); |
75 | 75 |
76 return power_monitor.ReadCurrentPowerAndClip().first; | 76 return power_monitor.ReadCurrentPowerAndClip().first; |
77 } | 77 } |
78 | 78 |
79 } // namespace test | 79 } // namespace test |
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