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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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/renderer/pepper/pepper_audio_controller.h" | 5 #include "content/renderer/pepper/pepper_audio_controller.h" |
6 | 6 |
| 7 #include "content/renderer/pepper/pepper_audio_output_host.h" |
7 #include "content/renderer/pepper/pepper_plugin_instance_impl.h" | 8 #include "content/renderer/pepper/pepper_plugin_instance_impl.h" |
8 #include "content/renderer/pepper/ppb_audio_impl.h" | 9 #include "content/renderer/pepper/ppb_audio_impl.h" |
9 #include "content/renderer/render_frame_impl.h" | 10 #include "content/renderer/render_frame_impl.h" |
10 | 11 |
11 namespace content { | 12 namespace content { |
12 | 13 |
13 PepperAudioController::PepperAudioController( | 14 PepperAudioController::PepperAudioController( |
14 PepperPluginInstanceImpl* instance) | 15 PepperPluginInstanceImpl* instance) |
15 : instance_(instance) { | 16 : instance_(instance) { |
16 DCHECK(instance_); | 17 DCHECK(instance_); |
17 } | 18 } |
18 | 19 |
19 PepperAudioController::~PepperAudioController() { | 20 PepperAudioController::~PepperAudioController() { |
20 if (instance_) | 21 if (instance_) |
21 OnPepperInstanceDeleted(); | 22 OnPepperInstanceDeleted(); |
22 } | 23 } |
23 | 24 |
24 void PepperAudioController::AddInstance(PPB_Audio_Impl* audio) { | 25 void PepperAudioController::AddInstance(PPB_Audio_Impl* audio) { |
25 if (!instance_) | 26 if (!instance_) |
26 return; | 27 return; |
27 if (ppb_audios_.count(audio)) | 28 if (ppb_audios_.count(audio)) |
28 return; | 29 return; |
29 | 30 |
30 if (ppb_audios_.empty()) { | 31 StartPlaybackIfFirstInstance(); |
31 RenderFrameImpl* render_frame = instance_->render_frame(); | |
32 if (render_frame) | |
33 render_frame->PepperStartsPlayback(instance_); | |
34 } | |
35 | 32 |
36 ppb_audios_.insert(audio); | 33 ppb_audios_.insert(audio); |
37 } | 34 } |
38 | 35 |
| 36 void PepperAudioController::AddInstance(PepperAudioOutputHost* audio_output) { |
| 37 if (!instance_) |
| 38 return; |
| 39 if (audio_output_hosts_.count(audio_output)) |
| 40 return; |
| 41 |
| 42 StartPlaybackIfFirstInstance(); |
| 43 |
| 44 audio_output_hosts_.insert(audio_output); |
| 45 } |
| 46 |
39 void PepperAudioController::RemoveInstance(PPB_Audio_Impl* audio) { | 47 void PepperAudioController::RemoveInstance(PPB_Audio_Impl* audio) { |
40 if (!instance_) | 48 if (!instance_) |
41 return; | 49 return; |
42 if (!ppb_audios_.count(audio)) | 50 if (!ppb_audios_.count(audio)) |
43 return; | 51 return; |
44 | 52 |
45 ppb_audios_.erase(audio); | 53 ppb_audios_.erase(audio); |
46 | 54 |
47 if (ppb_audios_.empty()) | 55 StopPlaybackIfLastInstance(); |
48 NotifyPlaybackStopsOnEmpty(); | 56 } |
| 57 |
| 58 void PepperAudioController::RemoveInstance( |
| 59 PepperAudioOutputHost* audio_output) { |
| 60 if (!instance_) |
| 61 return; |
| 62 if (!audio_output_hosts_.count(audio_output)) |
| 63 return; |
| 64 |
| 65 audio_output_hosts_.erase(audio_output); |
| 66 |
| 67 StopPlaybackIfLastInstance(); |
49 } | 68 } |
50 | 69 |
51 void PepperAudioController::SetVolume(double volume) { | 70 void PepperAudioController::SetVolume(double volume) { |
52 if (!instance_) | 71 if (!instance_) |
53 return; | 72 return; |
54 | 73 |
55 for (auto* ppb_audio : ppb_audios_) | 74 for (auto* ppb_audio : ppb_audios_) |
56 ppb_audio->SetVolume(volume); | 75 ppb_audio->SetVolume(volume); |
| 76 |
| 77 for (auto* audio_output_host : audio_output_hosts_) |
| 78 audio_output_host->SetVolume(volume); |
57 } | 79 } |
58 | 80 |
59 void PepperAudioController::OnPepperInstanceDeleted() { | 81 void PepperAudioController::OnPepperInstanceDeleted() { |
60 DCHECK(instance_); | 82 DCHECK(instance_); |
61 | 83 |
62 if (!ppb_audios_.empty()) | 84 if (!audio_output_hosts_.empty() || !ppb_audios_.empty()) |
63 NotifyPlaybackStopsOnEmpty(); | 85 NotifyPlaybackStopsOnEmpty(); |
64 | 86 |
65 ppb_audios_.clear(); | 87 ppb_audios_.clear(); |
| 88 audio_output_hosts_.clear(); |
66 instance_ = nullptr; | 89 instance_ = nullptr; |
67 } | 90 } |
68 | 91 |
69 void PepperAudioController::NotifyPlaybackStopsOnEmpty() { | 92 void PepperAudioController::NotifyPlaybackStopsOnEmpty() { |
70 DCHECK(instance_); | 93 DCHECK(instance_); |
71 | 94 |
72 RenderFrameImpl* render_frame = instance_->render_frame(); | 95 RenderFrameImpl* render_frame = instance_->render_frame(); |
73 if (render_frame) | 96 if (render_frame) |
74 render_frame->PepperStopsPlayback(instance_); | 97 render_frame->PepperStopsPlayback(instance_); |
75 } | 98 } |
76 | 99 |
| 100 void PepperAudioController::StartPlaybackIfFirstInstance() { |
| 101 DCHECK(instance_); |
| 102 |
| 103 if (audio_output_hosts_.empty() && ppb_audios_.empty()) { |
| 104 RenderFrameImpl* render_frame = instance_->render_frame(); |
| 105 if (render_frame) |
| 106 render_frame->PepperStartsPlayback(instance_); |
| 107 } |
| 108 } |
| 109 |
| 110 void PepperAudioController::StopPlaybackIfLastInstance() { |
| 111 DCHECK(instance_); |
| 112 |
| 113 if (audio_output_hosts_.empty() && ppb_audios_.empty()) |
| 114 NotifyPlaybackStopsOnEmpty(); |
| 115 } |
| 116 |
77 } // namespace content | 117 } // namespace content |
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