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/ohos5.0/docs/en/application-dev/media/audio/
H A Dvolume-management.md3 …volume and audio stream volume. The system volume and audio stream volume refer to the volume of a…
7 **AudioVolumeManager** is provided for system volume management. Before using this API, you must ca…
9 …volume information and listen for volume changes. It cannot be used to adjust the system volume. I…
20 You can set an event to listen for system volume changes.
27 console.info(`Volume level: ${volumeEvent.volume} `);
35 …volume is mainly conducted by using system APIs, which are available for the physical volume butto…
40 …volume. However, it can invoke the system volume panel for users to adjust the volume. When the us…
46 …ayer** and **AudioRenderer** classes can be used to set the audio stream volume. The code snippet …
49 let volume = 1.0; // Specified volume. The value range is [0.00-1.00]. The value 1 indicates the m…
50 avPlayer.setVolume(volume);
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/ohos5.0/docs/en/application-dev/file-management/
H A Dmanage-external-storage.md13 - Then, the StorageDaemon process checks the volume. The volume transits to the **CHECKING** state.
15 - If the check fails, the volume state changes to **UNMOUNTED**.
17 - For a volume in the **MOUNTED** state:
18 …volume state changes to **EJECTING** and COMMON_EVENT_VOLUME_EJECT is broadcast. After StorageDaem…
31 …l.event.data.VOLUME_REMOVED | **id**: ID of the volume.<br>**diskId**: ID of the disk to which the…
32 …ED | **id**: ID of the volume.<br>**diskId**: ID of the disk to which the volume belongs.<br>**vol…
33 …volume.<br>**diskId**: ID of the disk to which the volume belongs.<br>**volumeState**: state of th…
34 …ent.data.VOLUME_BAD_REMOVAL | **id**: ID of the volume.<br>**diskId**: ID of the disk to which the…
35 …CT | **id**: ID of the volume.<br>**diskId**: ID of the disk to which the volume belongs.<br>**vol…
49 - "usual.event.data.VOLUME_MOUNTED": The volume is mounted.
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/ohos5.0/docs/en/application-dev/reference/apis-audio-kit/
H A Dohos-multimedia-avvolumepanel.md3 …odule provides the capability of displaying the system volume panel for users to adjust the volume.
5 …volume. However, it can invoke the system volume panel for users to adjust the volume. When the us…
11 …e in use. Currently, DevEco Studio Previewer cannot display the actual volume or adjust the volume.
27 Volume panel, which can be used to display the volume adjustment panel in your application.
41 …volume. The value must be between the minimum volume and the maximum volume supported by the devic…
42 …r) | No| @Prop | Custom parameter of the volume panel. If this parameter is not passed in, the s…
48 |position | [Position](../apis-arkui/arkui-ts/ts-types.md#position) | No| Position of the volume pa…
56 Refer to the sample code below to develop a volume panel:
65 @State volume: number = 0;
71 volumeLevel: this.volume,
/ohos5.0/foundation/multimedia/audio_framework/services/audio_policy/client/src/
H A Daudio_client_tracker_callback_stub.cpp54 float volume = data.ReadFloat(); in OnRemoteRequest() local
55 SetLowPowerVolumeImpl(volume); in OnRemoteRequest()
59 float volume; in OnRemoteRequest() local
60 GetLowPowerVolumeImpl(volume); in OnRemoteRequest()
61 reply.WriteFloat(volume); in OnRemoteRequest()
65 float volume; in OnRemoteRequest() local
66 GetSingleStreamVolumeImpl(volume); in OnRemoteRequest()
67 reply.WriteFloat(volume); in OnRemoteRequest()
121 cb->SetLowPowerVolumeImpl(volume); in SetLowPowerVolumeImpl()
162 cb->GetLowPowerVolumeImpl(volume); in GetLowPowerVolumeImpl()
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/ohos5.0/foundation/filemanagement/storage_service/services/storage_manager/volume/test/
H A Dnotification_test.cpp50 std::shared_ptr<VolumeExternal> volume = make_shared<VolumeExternal>(vc); variable
52 notification->NotifyVolumeChange(VolumeState::REMOVED, volume);
74 std::shared_ptr<VolumeExternal> volume = make_shared<VolumeExternal>(vc); variable
76 notification->NotifyVolumeChange(VolumeState::UNMOUNTED, volume);
98 std::shared_ptr<VolumeExternal> volume = make_shared<VolumeExternal>(vc); variable
99 volume->SetFsUuid("uuid1");
100 volume->SetPath("path1");
102 notification->NotifyVolumeChange(VolumeState::MOUNTED, volume);
126 notification->NotifyVolumeChange(VolumeState::BAD_REMOVAL, volume);
150 notification->NotifyVolumeChange(VolumeState::EJECTING, volume);
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/ohos5.0/foundation/multimedia/audio_framework/services/audio_service/common/src/
H A Daudio_common_converter.cpp33 float volume) in ConvertBufferTo32Bit() argument
48 *--dst = (int32_t)((*--src << AUDIO_SAMPLE_16BIT_LENGTH) * volume); in ConvertBufferTo32Bit()
59 volume; in ConvertBufferTo32Bit()
67 *--dst = (*--src * volume); in ConvertBufferTo32Bit()
74 *dst++ = *src++ * volume * AUDIO_SAMPLE_32BIT_VALUE; in ConvertBufferTo32Bit()
84 float volume) in ConvertBufferTo16Bit() argument
99 *--dst = (*--src * volume); in ConvertBufferTo16Bit()
116 *--dst = ((*--src >> AUDIO_SAMPLE_16BIT_LENGTH) * volume); in ConvertBufferTo16Bit()
124 *dst++ = *src++ * scale * volume; in ConvertBufferTo16Bit()
143 floatBuffer[i] = sampleValue * volume * (1.0f / AUDIO_SAMPLE_32BIT_VALUE); in ConvertBufferToFloat()
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/ohos5.0/docs/zh-cn/third-party-cases/
H A Dset-volume-brightness-through-gesture.md16 ![set-volume-brightness](figures/set-volume-brightness.gif)
48 Progress({value:this.volume,type:ProgressType.Ring})
109 // 通过变量volume控制音量进度条的变化
110 Progress({value:this.volume,type:ProgressType.Ring})
124 this.volume += 1
134 if (this.volume > 0 && this.fingerPosition > 200){
136 this.volume -= 1
158 @State volume:number = 0
199 Progress({value:this.volume,type:ProgressType.Ring})
222 this.volume += 1
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/ohos5.0/foundation/filemanagement/storage_service/services/storage_daemon/volume/test/
H A DBUILD.gn42 "$ROOT_DIR/storage_daemon/volume/src/process.cpp",
43 "$ROOT_DIR/storage_daemon/volume/src/volume_info.cpp",
78 "$ROOT_DIR/storage_daemon/include/volume",
85 "$ROOT_DIR/storage_daemon/volume/src/process.cpp",
86 "$ROOT_DIR/storage_daemon/volume/src/volume_info.cpp",
87 "$ROOT_DIR/storage_daemon/volume/test/process_test.cpp",
128 "$ROOT_DIR/storage_daemon/volume/src/volume_info.cpp",
162 "$ROOT_DIR/storage_daemon/include/volume",
171 "$ROOT_DIR/storage_daemon/volume/src/process.cpp",
172 "$ROOT_DIR/storage_daemon/volume/src/volume_info.cpp",
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/ohos5.0/docs/en/application-dev/reference/apis-core-file-kit/
H A Djs-apis-file-volumemanager-sys.md3 …for volume and disk management, including obtaining volume information, mounting or unmounting a v…
49 // Do something with the volume array.
126 | 13600005 | Incorrect volume state. |
171 | 13600005 | Incorrect volume state. |
219 | 13600005 | Incorrect volume state. |
264 | 13600005 | Incorrect volume state. |
298 | Promise&lt;[Volume](#volume)&gt; | Promise used to return the volume information obtained.|
369 Obtains information about a volume based on the volume ID. This API uses a promise to return the re…
486 | 13600005 | Incorrect volume state. |
532 | 13600005 | Incorrect volume state. |
[all …]
/ohos5.0/foundation/multimedia/audio_framework/services/audio_policy/server/src/
H A Daudio_client_tracker_callback_proxy.cpp61 void AudioClientTrackerCallbackProxy::SetLowPowerVolumeImpl(float volume) in SetLowPowerVolumeImpl() argument
69 data.WriteFloat(static_cast<float>(volume)); in SetLowPowerVolumeImpl()
76 void AudioClientTrackerCallbackProxy::GetLowPowerVolumeImpl(float &volume) in GetLowPowerVolumeImpl() argument
89 volume = reply.ReadFloat(); in GetLowPowerVolumeImpl()
105 volume = reply.ReadFloat(); in GetSingleStreamVolumeImpl()
165 void ClientTrackerCallbackListener::SetLowPowerVolumeImpl(float volume) in SetLowPowerVolumeImpl() argument
168 listener_->SetLowPowerVolumeImpl(volume); in SetLowPowerVolumeImpl()
172 void ClientTrackerCallbackListener::GetLowPowerVolumeImpl(float &volume) in GetLowPowerVolumeImpl() argument
175 listener_->GetLowPowerVolumeImpl(volume); in GetLowPowerVolumeImpl()
179 void ClientTrackerCallbackListener::GetSingleStreamVolumeImpl(float &volume) in GetSingleStreamVolumeImpl() argument
[all …]
/ohos5.0/foundation/filemanagement/storage_service/services/storage_manager/volume/src/
H A Dnotification.cpp33 …id Notification::NotifyVolumeChange(VolumeState notifyCode, std::shared_ptr<VolumeExternal> volume) in NotifyVolumeChange() argument
37 if (volume == nullptr) { in NotifyVolumeChange()
41 wantParams.SetParam("id", AAFwk::String::Box(volume->GetId())); in NotifyVolumeChange()
42 wantParams.SetParam("diskId", AAFwk::String::Box(volume->GetDiskId())); in NotifyVolumeChange()
43 wantParams.SetParam("fsUuid", AAFwk::String::Box(volume->GetUuid())); in NotifyVolumeChange()
44 wantParams.SetParam("flags", AAFwk::Integer::Box(volume->GetFlags())); in NotifyVolumeChange()
58 wantParams.SetParam("path", AAFwk::String::Box(volume->GetPath())); in NotifyVolumeChange()
59 wantParams.SetParam("fsType", AAFwk::Integer::Box(volume->GetFsType())); in NotifyVolumeChange()
H A Dvolume_manager_service.cpp34 … VolumeManagerService::VolumeStateNotify(VolumeState state, std::shared_ptr<VolumeExternal> volume) in VolumeStateNotify() argument
36 DelayedSingleton<Notification>::GetInstance()->NotifyVolumeChange(state, volume); in VolumeStateNotify()
190 auto volume = it->second; in GetVolumeByUuid() local
191 if (volume->GetUuid() == fsUuid) { in GetVolumeByUuid()
194 vc = *volume; in GetVolumeByUuid()
213 auto volume = it->second; in SetVolumeDescription() local
214 if (volume->GetUuid() == fsUuid) { in SetVolumeDescription()
217 if (volume->GetState() != VolumeState::UNMOUNTED) { in SetVolumeDescription()
223 return sdCommunication->SetVolumeDescription(volume->GetId(), description); in SetVolumeDescription()
/ohos5.0/foundation/multimedia/audio_framework/frameworks/native/audiopolicy/test/unittest/volume_change_test/src/
H A Daudio_volume_change_unit_test.cpp54 g_volumeLevel = volumeEvent.volume; in OnVolumeKeyEvent()
105 int volume = 10; variable
110 result = g_audioManagerInstance->SetVolume(volumeType, volume);
117 EXPECT_EQ(volume, g_volumeLevel);
141 int volume = 10; variable
146 result = g_audioManagerInstance->SetVolume(volumeType, volume);
153 EXPECT_EQ(volume, g_volumeLevel);
176 int volume = 10; variable
181 result = g_audioManagerInstance->SetVolume(volumeType, volume);
188 EXPECT_EQ(volume, g_volumeLevel);
/ohos5.0/foundation/multimedia/audio_framework/services/audio_service/test/unittest/
H A Daudio_direct_sink_unit_test.cpp90 attr.volume = 1.0f;
94 float volume = 1.0f; variable
95 ret = sink->SetVolume(volume, volume);
115 attr.volume = 1.0f;
141 attr.volume = 1.0f;
182 attr.volume = 1.0f;
217 attr.volume = 1.0f;
245 attr.volume = 1.0f;
271 attr.volume = 1.0f;
308 attr.volume = 1.0f;
[all …]
/ohos5.0/foundation/communication/bluetooth_service/services/bluetooth/external/dummy/include/stub/
H A Dtelephone_client_service.h33 virtual void OnVolumeChanged(int type, int volume) in OnVolumeChanged() argument
37 virtual void OnVolumeChangedForAutotest(int type, int volume) in OnVolumeChangedForAutotest() argument
45 void SetStreamVolume(int type, int volume) in SetStreamVolume() argument
53 void SetHfVolume(int type, int volume) in SetHfVolume() argument
75 void NotifyVolumeChanged(int type, int volume) in NotifyVolumeChanged() argument
79 void NotifyVolumeChangedForAutotest(int type, int volume) in NotifyVolumeChangedForAutotest() argument
H A Dtelephone_service.h47 virtual void OnVolumeChanged(int type, int volume) in OnVolumeChanged() argument
61 virtual void OnVolumeChangedForAutotest(int type, int volume) in OnVolumeChangedForAutotest() argument
127 bool SetStreamVolume(int type, int volume, int flag) in SetStreamVolume() argument
131 bool SetHfVolume(int type, int volume) in SetHfVolume() argument
194 void NotifyVolumeChanged(int type, int volume) in NotifyVolumeChanged() argument
208 void NotifyVolumeChangedForAutotest(int type, int volume) in NotifyVolumeChangedForAutotest() argument
/ohos5.0/foundation/multimedia/audio_framework/frameworks/native/audiorenderer/src/
H A Daudio_renderer_proxy_obj.cpp47 void AudioRendererProxyObj::SetLowPowerVolumeImpl(float volume) in SetLowPowerVolumeImpl() argument
50 renderer->SetLowPowerVolume(volume); in SetLowPowerVolumeImpl()
54 void AudioRendererProxyObj::GetLowPowerVolumeImpl(float &volume) in GetLowPowerVolumeImpl() argument
57 volume = renderer->GetLowPowerVolume(); in GetLowPowerVolumeImpl()
76 void AudioRendererProxyObj::GetSingleStreamVolumeImpl(float &volume) in GetSingleStreamVolumeImpl() argument
79 volume = renderer->GetSingleStreamVolume(); in GetSingleStreamVolumeImpl()
/ohos5.0/foundation/multimedia/audio_framework/frameworks/native/audiocapturer/src/
H A Daudio_capturer_proxy_obj.cpp40 void AudioCapturerProxyObj::SetLowPowerVolumeImpl(float volume) in SetLowPowerVolumeImpl() argument
44 void AudioCapturerProxyObj::GetLowPowerVolumeImpl(float &volume) in GetLowPowerVolumeImpl() argument
46 volume = 1.0; in GetLowPowerVolumeImpl()
49 void AudioCapturerProxyObj::GetSingleStreamVolumeImpl(float &volume) in GetSingleStreamVolumeImpl() argument
51 volume = 0; in GetSingleStreamVolumeImpl()
/ohos5.0/foundation/multimedia/audio_framework/services/audio_policy/server/include/
H A Daudio_client_tracker_callback_proxy.h34 virtual void SetLowPowerVolumeImpl(float volume) override;
35 virtual void GetLowPowerVolumeImpl(float &volume) override;
38 virtual void GetSingleStreamVolumeImpl(float &volume) override;
51 virtual void SetLowPowerVolumeImpl(float volume) override;
52 virtual void GetLowPowerVolumeImpl(float &volume) override;
55 virtual void GetSingleStreamVolumeImpl(float &volume) override;
/ohos5.0/foundation/systemabilitymgr/safwk/test/mock/common/audio_ability/src/
H A Dtest_audio_ability.cpp43 int TestAudioAbility::AddVolume(int volume) in AddVolume() argument
45 …HiLog::Info(label_, "TestAudioAbility:: %{public}s called, volume = %{public}d", __func__, volume); in AddVolume()
46 return (volume + 1); in AddVolume()
49 int32_t TestAudioAbility::ReduceVolume(int volume) in ReduceVolume() argument
51 …HiLog::Info(label_, "TestAudioAbility:: %{public}s called, volume = %{public}d", __func__, volume); in ReduceVolume()
52 return (volume - 1); in ReduceVolume()
/ohos5.0/foundation/multimedia/audio_framework/frameworks/js/napi/audiomanager/test/unittest/group_manager_test/
H A DAudioGroupManagerJsUnitTest.js87 let volume = 4;
119 let volume = -1;
140 let volume = 17;
161 let volume = 6;
193 let volume = -3;
214 let volume = 16;
235 let volume = 6;
285 let volume = 6;
316 let volume = 6;
347 let volume = 6;
[all …]
/ohos5.0/foundation/multimedia/player_framework/test/unittest/audio_haptic_test/
H A Daudio_haptic_unit_test.cpp580 float volume = 0.0f; variable
594 float volume = 0.5f; variable
608 float volume = 1.0f; variable
636 float volume = 1.5f; variable
650 float volume = 0.0f; variable
664 float volume = 0.5f; variable
678 float volume = 1.0f; variable
706 float volume = 1.5f; variable
720 float volume = 0.0f; variable
734 float volume = 0.5f; variable
[all …]
/ohos5.0/foundation/filemanagement/storage_service/services/storage_daemon/disk/test/
H A DBUILD.gn49 "$ROOT_DIR/volume/src/external_volume_info.cpp",
50 "$ROOT_DIR/volume/src/process.cpp",
51 "$ROOT_DIR/volume/src/volume_info.cpp",
52 "$ROOT_DIR/volume/src/volume_manager.cpp",
101 "$ROOT_DIR/volume/src/external_volume_info.cpp",
102 "$ROOT_DIR/volume/src/process.cpp",
103 "$ROOT_DIR/volume/src/volume_info.cpp",
104 "$ROOT_DIR/volume/src/volume_manager.cpp",
/ohos5.0/foundation/multimedia/media_lite/interfaces/kits/player_lite/js/builtin/src/
H A Daudio_player.cpp245 double volume = volume_ * 100; in CreatePlayer() local
246 if (player_->SetVolume(volume, volume) != 0) { in CreatePlayer()
495 bool AudioPlayer::SetVolume(double volume) in SetVolume() argument
497 if (volume < 0 || volume > 1) { in SetVolume()
501 float parsedVolume = static_cast<float>(volume * MAX_VOLUME) ; in SetVolume()
506 volume_ = volume; in SetVolume()
512 double volume = muted ? 0.0 : (volume_ * MILLISECONDS_PER_SECOND); in SetMuted() local
513 if (player_->SetVolume(volume, volume) != 0) { in SetMuted()
/ohos5.0/docs/zh-cn/application-dev/reference/apis-core-file-kit/
H A Djs-apis-file-volumemanager-sys.md30 | Promise&lt;[Volume](#volume)[]&gt; | Promise对象，返回当前所有可获得的卷设备信息 |
126 | 13600005 | Incorrect volume state. |
171 | 13600005 | Incorrect volume state. |
219 | 13600005 | Incorrect volume state. |
264 | 13600005 | Incorrect volume state. |
298 | Promise&lt;[Volume](#volume)&gt; | Promise对象，返回当前所有可获得的卷设备信息 |
385 | Promise&lt;[Volume](#volume)&gt; | Promise对象，返回当前所有可获得的卷设备信息 |
486 | 13600005 | Incorrect volume state. |
532 | 13600005 | Incorrect volume state. |
581 | 13600005 | Incorrect volume state. |
[all …]

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