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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 "content/browser/renderer_host/media/audio_input_sync_writer.h" | 5 #include "content/browser/renderer_host/media/audio_input_sync_writer.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 | 8 |
| 9 #include "base/process_util.h" | 9 #include "base/process_util.h" |
| 10 #include "base/shared_memory.h" | 10 #include "base/shared_memory.h" |
| 11 | 11 |
| 12 namespace media { | 12 namespace content { |
| 13 | 13 |
| 14 AudioInputSyncWriter::AudioInputSyncWriter(base::SharedMemory* shared_memory) | 14 AudioInputSyncWriter::AudioInputSyncWriter(base::SharedMemory* shared_memory) |
| 15 : shared_memory_(shared_memory) { | 15 : shared_memory_(shared_memory) { |
| 16 } | 16 } |
| 17 | 17 |
| 18 AudioInputSyncWriter::~AudioInputSyncWriter() {} | 18 AudioInputSyncWriter::~AudioInputSyncWriter() {} |
| 19 | 19 |
| 20 // TODO(henrika): Combine into one method (including Write). | 20 // TODO(henrika): Combine into one method (including Write). |
| 21 void AudioInputSyncWriter::UpdateRecordedBytes(uint32 bytes) { | 21 void AudioInputSyncWriter::UpdateRecordedBytes(uint32 bytes) { |
| 22 socket_->Send(&bytes, sizeof(bytes)); | 22 socket_->Send(&bytes, sizeof(bytes)); |
| 23 } | 23 } |
| 24 | 24 |
| 25 uint32 AudioInputSyncWriter::Write(const void* data, uint32 size, | 25 uint32 AudioInputSyncWriter::Write(const void* data, uint32 size, |
| 26 double volume) { | 26 double volume) { |
| 27 AudioInputBuffer* buffer = | 27 media::AudioInputBuffer* buffer = |
| 28 reinterpret_cast<AudioInputBuffer*>(shared_memory_->memory()); | 28 reinterpret_cast<media::AudioInputBuffer*>(shared_memory_->memory()); |
| 29 buffer->params.volume = volume; | 29 buffer->params.volume = volume; |
| 30 buffer->params.size = size; | 30 buffer->params.size = size; |
| 31 memcpy(buffer->audio, data, size); | 31 memcpy(buffer->audio, data, size); |
| 32 | 32 |
| 33 return size; | 33 return size; |
| 34 } | 34 } |
| 35 | 35 |
| 36 void AudioInputSyncWriter::Close() { | 36 void AudioInputSyncWriter::Close() { |
| 37 socket_->Close(); | 37 socket_->Close(); |
| 38 } | 38 } |
| (...skipping 21 matching lines...) Expand all Loading... |
| 60 bool AudioInputSyncWriter::PrepareForeignSocketHandle( | 60 bool AudioInputSyncWriter::PrepareForeignSocketHandle( |
| 61 base::ProcessHandle process_handle, | 61 base::ProcessHandle process_handle, |
| 62 base::FileDescriptor* foreign_handle) { | 62 base::FileDescriptor* foreign_handle) { |
| 63 foreign_handle->fd = foreign_socket_->handle(); | 63 foreign_handle->fd = foreign_socket_->handle(); |
| 64 foreign_handle->auto_close = false; | 64 foreign_handle->auto_close = false; |
| 65 return (foreign_handle->fd != -1); | 65 return (foreign_handle->fd != -1); |
| 66 } | 66 } |
| 67 | 67 |
| 68 #endif | 68 #endif |
| 69 | 69 |
| 70 } // namespace media | 70 } // namespace content |
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