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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/memory/shared_memory.h" | 9 #include "base/memory/shared_memory.h" |
10 #include "content/browser/renderer_host/media/media_stream_manager.h" | 10 #include "content/browser/renderer_host/media/media_stream_manager.h" |
11 | 11 |
12 static const uint32 kLogDelayThreadholdMs = 500; | |
13 | |
14 namespace content { | 12 namespace content { |
15 | 13 |
16 AudioInputSyncWriter::AudioInputSyncWriter( | 14 AudioInputSyncWriter::AudioInputSyncWriter( |
17 base::SharedMemory* shared_memory, | 15 base::SharedMemory* shared_memory, |
18 int shared_memory_segment_count) | 16 int shared_memory_segment_count) |
19 : shared_memory_(shared_memory), | 17 : shared_memory_(shared_memory), |
20 shared_memory_segment_count_(shared_memory_segment_count), | 18 shared_memory_segment_count_(shared_memory_segment_count), |
21 current_segment_id_(0), | 19 current_segment_id_(0), |
22 creation_time_(base::Time::Now()) { | 20 creation_time_(base::Time::Now()) { |
23 DCHECK_GT(shared_memory_segment_count, 0); | 21 DCHECK_GT(shared_memory_segment_count, 0); |
24 DCHECK_EQ(shared_memory->requested_size() % shared_memory_segment_count, 0u); | 22 DCHECK_EQ(shared_memory->requested_size() % shared_memory_segment_count, 0u); |
25 shared_memory_segment_size_ = | 23 shared_memory_segment_size_ = |
26 shared_memory->requested_size() / shared_memory_segment_count; | 24 shared_memory->requested_size() / shared_memory_segment_count; |
27 } | 25 } |
28 | 26 |
29 AudioInputSyncWriter::~AudioInputSyncWriter() {} | 27 AudioInputSyncWriter::~AudioInputSyncWriter() {} |
30 | 28 |
31 // TODO(henrika): Combine into one method (including Write). | 29 // TODO(henrika): Combine into one method (including Write). |
32 void AudioInputSyncWriter::UpdateRecordedBytes(uint32 bytes) { | 30 void AudioInputSyncWriter::UpdateRecordedBytes(uint32 bytes) { |
33 socket_->Send(&bytes, sizeof(bytes)); | 31 socket_->Send(&bytes, sizeof(bytes)); |
34 } | 32 } |
35 | 33 |
36 uint32 AudioInputSyncWriter::Write(const void* data, | 34 uint32 AudioInputSyncWriter::Write(const void* data, |
37 uint32 size, | 35 uint32 size, |
38 double volume, | 36 double volume, |
39 bool key_pressed) { | 37 bool key_pressed) { |
| 38 #if !defined(OS_ANDROID) |
| 39 static const base::TimeDelta kLogDelayThreadhold = |
| 40 base::TimeDelta::FromMilliseconds(500); |
| 41 |
40 std::ostringstream oss; | 42 std::ostringstream oss; |
41 if (last_write_time_.is_null()) { | 43 if (last_write_time_.is_null()) { |
42 // This is the first time Write is called. | 44 // This is the first time Write is called. |
43 base::TimeDelta interval = base::Time::Now() - creation_time_; | 45 base::TimeDelta interval = base::Time::Now() - creation_time_; |
44 oss << "Audio input data received for the first time: delay = " | 46 oss << "Audio input data received for the first time: delay = " |
45 << interval.InMilliseconds() << "ms."; | 47 << interval.InMilliseconds() << "ms."; |
| 48 |
46 } else { | 49 } else { |
47 base::TimeDelta interval = base::Time::Now() - last_write_time_; | 50 base::TimeDelta interval = base::Time::Now() - last_write_time_; |
48 if (interval.InMilliseconds() > kLogDelayThreadholdMs) { | 51 if (interval > kLogDelayThreadhold) { |
49 oss << "Audio input data delay unexpectedly long: delay = " | 52 oss << "Audio input data delay unexpectedly long: delay = " |
50 << interval.InMilliseconds() << "ms."; | 53 << interval.InMilliseconds() << "ms."; |
51 } | 54 } |
52 } | 55 } |
53 if (!oss.str().empty()) | 56 if (!oss.str().empty()) |
54 MediaStreamManager::SendMessageToNativeLog(oss.str()); | 57 MediaStreamManager::SendMessageToNativeLog(oss.str()); |
55 | 58 |
56 last_write_time_ = base::Time::Now(); | 59 last_write_time_ = base::Time::Now(); |
| 60 #endif |
57 | 61 |
58 uint8* ptr = static_cast<uint8*>(shared_memory_->memory()); | 62 uint8* ptr = static_cast<uint8*>(shared_memory_->memory()); |
59 ptr += current_segment_id_ * shared_memory_segment_size_; | 63 ptr += current_segment_id_ * shared_memory_segment_size_; |
60 media::AudioInputBuffer* buffer = | 64 media::AudioInputBuffer* buffer = |
61 reinterpret_cast<media::AudioInputBuffer*>(ptr); | 65 reinterpret_cast<media::AudioInputBuffer*>(ptr); |
62 buffer->params.volume = volume; | 66 buffer->params.volume = volume; |
63 buffer->params.size = size; | 67 buffer->params.size = size; |
64 buffer->params.key_pressed = key_pressed; | 68 buffer->params.key_pressed = key_pressed; |
65 memcpy(buffer->audio, data, size); | 69 memcpy(buffer->audio, data, size); |
66 | 70 |
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98 base::ProcessHandle process_handle, | 102 base::ProcessHandle process_handle, |
99 base::FileDescriptor* foreign_handle) { | 103 base::FileDescriptor* foreign_handle) { |
100 foreign_handle->fd = foreign_socket_->handle(); | 104 foreign_handle->fd = foreign_socket_->handle(); |
101 foreign_handle->auto_close = false; | 105 foreign_handle->auto_close = false; |
102 return (foreign_handle->fd != -1); | 106 return (foreign_handle->fd != -1); |
103 } | 107 } |
104 | 108 |
105 #endif | 109 #endif |
106 | 110 |
107 } // namespace content | 111 } // namespace content |
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