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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 "chrome/browser/chromeos/audio/audio_mixer_cras.h" | 5 #include "chrome/browser/chromeos/audio/audio_mixer_cras.h" |
| 6 | 6 |
| 7 #include <cmath> | 7 #include <cmath> |
| 8 #include <cras_client.h> | 8 #include <cras_client.h> |
| 9 #include <unistd.h> | 9 #include <unistd.h> |
| 10 | 10 |
| (...skipping 26 matching lines...) Expand all Loading... |
| 37 is_muted_(false), | 37 is_muted_(false), |
| 38 is_mute_locked_(false), | 38 is_mute_locked_(false), |
| 39 is_capture_muted_(false), | 39 is_capture_muted_(false), |
| 40 is_capture_mute_locked_(false), | 40 is_capture_mute_locked_(false), |
| 41 apply_is_pending_(true) { | 41 apply_is_pending_(true) { |
| 42 } | 42 } |
| 43 | 43 |
| 44 AudioMixerCras::~AudioMixerCras() { | 44 AudioMixerCras::~AudioMixerCras() { |
| 45 if (!thread_.get()) | 45 if (!thread_.get()) |
| 46 return; | 46 return; |
| 47 DCHECK(MessageLoop::current() != thread_->message_loop()); | 47 DCHECK(base::MessageLoop::current() != thread_->message_loop()); |
| 48 | 48 |
| 49 base::ThreadRestrictions::ScopedAllowIO allow_io_for_thread_join; | 49 base::ThreadRestrictions::ScopedAllowIO allow_io_for_thread_join; |
| 50 thread_->Stop(); | 50 thread_->Stop(); |
| 51 thread_.reset(); | 51 thread_.reset(); |
| 52 | 52 |
| 53 cras_client_destroy(client_); | 53 cras_client_destroy(client_); |
| 54 } | 54 } |
| 55 | 55 |
| 56 void AudioMixerCras::Init() { | 56 void AudioMixerCras::Init() { |
| 57 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 57 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
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| 132 } | 132 } |
| 133 | 133 |
| 134 void AudioMixerCras::SetCaptureMuteLocked(bool locked) { | 134 void AudioMixerCras::SetCaptureMuteLocked(bool locked) { |
| 135 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 135 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| 136 base::AutoLock lock(lock_); | 136 base::AutoLock lock(lock_); |
| 137 is_capture_mute_locked_ = locked; | 137 is_capture_mute_locked_ = locked; |
| 138 ApplyStateIfNeeded(); | 138 ApplyStateIfNeeded(); |
| 139 } | 139 } |
| 140 | 140 |
| 141 void AudioMixerCras::Connect() { | 141 void AudioMixerCras::Connect() { |
| 142 DCHECK(MessageLoop::current() == thread_->message_loop()); | 142 DCHECK(base::MessageLoop::current() == thread_->message_loop()); |
| 143 | 143 |
| 144 // Create the client structure. | 144 // Create the client structure. |
| 145 if (client_ == NULL && cras_client_create(&client_) < 0) { | 145 if (client_ == NULL && cras_client_create(&client_) < 0) { |
| 146 LOG(DFATAL) << "cras_client_create() failed"; | 146 LOG(DFATAL) << "cras_client_create() failed"; |
| 147 return; // TODO(dgreid) change interface so this can return an error. | 147 return; // TODO(dgreid) change interface so this can return an error. |
| 148 } | 148 } |
| 149 | 149 |
| 150 if (cras_client_connect(client_) != 0) { | 150 if (cras_client_connect(client_) != 0) { |
| 151 thread_->message_loop()->PostDelayedTask(FROM_HERE, | 151 thread_->message_loop()->PostDelayedTask(FROM_HERE, |
| 152 base::Bind(&AudioMixerCras::Connect, base::Unretained(this)), | 152 base::Bind(&AudioMixerCras::Connect, base::Unretained(this)), |
| 153 base::TimeDelta::FromSeconds(kConnectionRetrySleepSec)); | 153 base::TimeDelta::FromSeconds(kConnectionRetrySleepSec)); |
| 154 return; | 154 return; |
| 155 } | 155 } |
| 156 client_connected_ = true; | 156 client_connected_ = true; |
| 157 | 157 |
| 158 ApplyState(); | 158 ApplyState(); |
| 159 } | 159 } |
| 160 | 160 |
| 161 void AudioMixerCras::ApplyState() { | 161 void AudioMixerCras::ApplyState() { |
| 162 DCHECK(MessageLoop::current() == thread_->message_loop()); | 162 DCHECK(base::MessageLoop::current() == thread_->message_loop()); |
| 163 if (!client_connected_) | 163 if (!client_connected_) |
| 164 return; | 164 return; |
| 165 | 165 |
| 166 bool should_mute = false; | 166 bool should_mute = false; |
| 167 bool should_lock_mute = false; | 167 bool should_lock_mute = false; |
| 168 bool should_mute_capture = false; | 168 bool should_mute_capture = false; |
| 169 bool should_lock_capture_mute = false; | 169 bool should_lock_capture_mute = false; |
| 170 size_t new_volume = 0; | 170 size_t new_volume = 0; |
| 171 { | 171 { |
| 172 base::AutoLock lock(lock_); | 172 base::AutoLock lock(lock_); |
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| 194 void AudioMixerCras::ApplyStateIfNeeded() { | 194 void AudioMixerCras::ApplyStateIfNeeded() { |
| 195 lock_.AssertAcquired(); | 195 lock_.AssertAcquired(); |
| 196 if (client_connected_ && !apply_is_pending_) { | 196 if (client_connected_ && !apply_is_pending_) { |
| 197 thread_->message_loop()->PostTask( | 197 thread_->message_loop()->PostTask( |
| 198 FROM_HERE, | 198 FROM_HERE, |
| 199 base::Bind(&AudioMixerCras::ApplyState, base::Unretained(this))); | 199 base::Bind(&AudioMixerCras::ApplyState, base::Unretained(this))); |
| 200 } | 200 } |
| 201 } | 201 } |
| 202 | 202 |
| 203 } // namespace chromeos | 203 } // namespace chromeos |
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