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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 #include <stdint.h> | 5 #include <stdint.h> |
| 6 | 6 |
| 7 #include "base/environment.h" | 7 #include "base/environment.h" |
| 8 #include "base/message_loop/message_loop.h" | 8 #include "base/message_loop/message_loop.h" |
| 9 #include "base/run_loop.h" | 9 #include "base/run_loop.h" |
| 10 #include "base/test/test_timeouts.h" | 10 #include "base/test/test_timeouts.h" |
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| 75 } | 75 } |
| 76 fclose(file_); | 76 fclose(file_); |
| 77 } | 77 } |
| 78 | 78 |
| 79 // AudioInputStream::AudioInputCallback implementation. | 79 // AudioInputStream::AudioInputCallback implementation. |
| 80 void OnData(AudioInputStream* stream, | 80 void OnData(AudioInputStream* stream, |
| 81 const AudioBus* src, | 81 const AudioBus* src, |
| 82 uint32_t hardware_delay_bytes, | 82 uint32_t hardware_delay_bytes, |
| 83 double volume) override { | 83 double volume) override { |
| 84 const int num_samples = src->frames() * src->channels(); | 84 const int num_samples = src->frames() * src->channels(); |
| 85 scoped_ptr<int16_t> interleaved(new int16_t[num_samples]); | 85 std::unique_ptr<int16_t> interleaved(new int16_t[num_samples]); |
|
danakj
2016/04/22 22:47:37
include memory
dcheng
2016/04/22 23:13:20
Done.
| |
| 86 const int bytes_per_sample = sizeof(*interleaved); | 86 const int bytes_per_sample = sizeof(*interleaved); |
| 87 src->ToInterleaved(src->frames(), bytes_per_sample, interleaved.get()); | 87 src->ToInterleaved(src->frames(), bytes_per_sample, interleaved.get()); |
| 88 | 88 |
| 89 // Store data data in a temporary buffer to avoid making blocking | 89 // Store data data in a temporary buffer to avoid making blocking |
| 90 // fwrite() calls in the audio callback. The complete buffer will be | 90 // fwrite() calls in the audio callback. The complete buffer will be |
| 91 // written to file in the destructor. | 91 // written to file in the destructor. |
| 92 const int size = bytes_per_sample * num_samples; | 92 const int size = bytes_per_sample * num_samples; |
| 93 if (buffer_.Append((const uint8_t*)interleaved.get(), size)) { | 93 if (buffer_.Append((const uint8_t*)interleaved.get(), size)) { |
| 94 bytes_to_write_ += size; | 94 bytes_to_write_ += size; |
| 95 } | 95 } |
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| 267 WriteToFileAudioSink file_sink(file_name); | 267 WriteToFileAudioSink file_sink(file_name); |
| 268 fprintf(stderr, " >> Speak into the mic while recording...\n"); | 268 fprintf(stderr, " >> Speak into the mic while recording...\n"); |
| 269 ais->Start(&file_sink); | 269 ais->Start(&file_sink); |
| 270 base::PlatformThread::Sleep(TestTimeouts::action_timeout()); | 270 base::PlatformThread::Sleep(TestTimeouts::action_timeout()); |
| 271 ais->Stop(); | 271 ais->Stop(); |
| 272 fprintf(stderr, " >> Recording has stopped.\n"); | 272 fprintf(stderr, " >> Recording has stopped.\n"); |
| 273 ais->Close(); | 273 ais->Close(); |
| 274 } | 274 } |
| 275 | 275 |
| 276 } // namespace media | 276 } // namespace media |
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