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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_renderer_host.h" | 5 #include "content/browser/renderer_host/media/audio_renderer_host.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
9 #include "base/memory/shared_memory.h" | 9 #include "base/memory/shared_memory.h" |
10 #include "base/metrics/histogram.h" | 10 #include "base/metrics/histogram.h" |
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380 this, | 380 this, |
381 stream_id, | 381 stream_id, |
382 render_view_id, | 382 render_view_id, |
383 render_frame_id, | 383 render_frame_id, |
384 params, | 384 params, |
385 output_device_id, | 385 output_device_id, |
386 shared_memory.Pass(), | 386 shared_memory.Pass(), |
387 reader.PassAs<media::AudioOutputController::SyncReader>())); | 387 reader.PassAs<media::AudioOutputController::SyncReader>())); |
388 if (mirroring_manager_) { | 388 if (mirroring_manager_) { |
389 mirroring_manager_->AddDiverter( | 389 mirroring_manager_->AddDiverter( |
390 render_process_id_, entry->render_view_id(), entry->controller()); | 390 render_process_id_, entry->render_frame_id(), entry->controller()); |
391 } | 391 } |
392 audio_entries_.insert(std::make_pair(stream_id, entry.release())); | 392 audio_entries_.insert(std::make_pair(stream_id, entry.release())); |
393 audio_log_->OnCreated(stream_id, params, output_device_id); | 393 audio_log_->OnCreated(stream_id, params, output_device_id); |
394 } | 394 } |
395 | 395 |
396 void AudioRendererHost::OnPlayStream(int stream_id) { | 396 void AudioRendererHost::OnPlayStream(int stream_id) { |
397 DCHECK_CURRENTLY_ON(BrowserThread::IO); | 397 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
398 | 398 |
399 AudioEntry* entry = LookupById(stream_id); | 399 AudioEntry* entry = LookupById(stream_id); |
400 if (!entry) { | 400 if (!entry) { |
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445 | 445 |
446 // Prevent oustanding callbacks from attempting to close/delete the same | 446 // Prevent oustanding callbacks from attempting to close/delete the same |
447 // AudioEntry twice. | 447 // AudioEntry twice. |
448 AudioEntryMap::iterator i = audio_entries_.find(stream_id); | 448 AudioEntryMap::iterator i = audio_entries_.find(stream_id); |
449 if (i == audio_entries_.end()) | 449 if (i == audio_entries_.end()) |
450 return; | 450 return; |
451 scoped_ptr<AudioEntry> entry(i->second); | 451 scoped_ptr<AudioEntry> entry(i->second); |
452 audio_entries_.erase(i); | 452 audio_entries_.erase(i); |
453 | 453 |
454 media::AudioOutputController* const controller = entry->controller(); | 454 media::AudioOutputController* const controller = entry->controller(); |
455 if (mirroring_manager_) { | 455 if (mirroring_manager_) |
456 mirroring_manager_->RemoveDiverter( | 456 mirroring_manager_->RemoveDiverter(controller); |
457 render_process_id_, entry->render_view_id(), controller); | |
458 } | |
459 controller->Close( | 457 controller->Close( |
460 base::Bind(&AudioRendererHost::DeleteEntry, this, base::Passed(&entry))); | 458 base::Bind(&AudioRendererHost::DeleteEntry, this, base::Passed(&entry))); |
461 audio_log_->OnClosed(stream_id); | 459 audio_log_->OnClosed(stream_id); |
462 } | 460 } |
463 | 461 |
464 void AudioRendererHost::DeleteEntry(scoped_ptr<AudioEntry> entry) { | 462 void AudioRendererHost::DeleteEntry(scoped_ptr<AudioEntry> entry) { |
465 DCHECK_CURRENTLY_ON(BrowserThread::IO); | 463 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
466 | 464 |
467 // At this point, make the final "say" in audio playback state. | 465 // At this point, make the final "say" in audio playback state. |
468 MediaObserver* const media_observer = | 466 MediaObserver* const media_observer = |
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496 | 494 |
497 AudioEntryMap::const_iterator i = audio_entries_.find(stream_id); | 495 AudioEntryMap::const_iterator i = audio_entries_.find(stream_id); |
498 return i != audio_entries_.end() ? i->second : NULL; | 496 return i != audio_entries_.end() ? i->second : NULL; |
499 } | 497 } |
500 | 498 |
501 bool AudioRendererHost::HasActiveAudio() { | 499 bool AudioRendererHost::HasActiveAudio() { |
502 return !base::AtomicRefCountIsZero(&num_playing_streams_); | 500 return !base::AtomicRefCountIsZero(&num_playing_streams_); |
503 } | 501 } |
504 | 502 |
505 } // namespace content | 503 } // namespace content |
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