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!1191 Update Audio doc 

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en/application-dev/reference/apis/js-apis-audio.md
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# Audio Management<a name="EN-US_TOPIC_0000001149807881"></a>
# Audio
This module provides the following functions: audio management, audio rendering and system sound management.
---
## ***Note:***
Changes to the AudioRenderer interface have been proposed.
When the updated APIs have been integrated, the document will be revised, and apps must adapt to it.
---
## Modules to Import<a name="s56d19203690d4782bfc74069abb6bd71"></a>
......@@ -10,11 +21,13 @@ import audio from '@ohos.multimedia.audio';
None
## getAudioManager\(\): AudioManager<a name="section84581011418"></a>
## audioManager
getAudioManager\(\): AudioManager<a name="section84581011418"></a>
Obtains an **AudioManager** instance.
**Return values**
**Return value**
<a name="table16391145317913"></a>
<table><thead align="left"><tr id="row2391145319910"><th class="cellrowborder" valign="top" width="17.01%" id="mcps1.1.3.1.1"><p id="p13911353991"><a name="p13911353991"></a><a name="p13911353991"></a>Type</p>
......@@ -25,7 +38,7 @@ Obtains an **AudioManager** instance.
</thead>
<tbody><tr id="row1339114531391"><td class="cellrowborder" valign="top" width="17.01%" headers="mcps1.1.3.1.1 "><p id="p1338931454713"><a name="p1338931454713"></a><a name="p1338931454713"></a><a href="#section8265143814015">AudioManager</a></p>
</td>
<td class="cellrowborder" valign="top" width="82.99%" headers="mcps1.1.3.1.2 "><p id="p1039217531898"><a name="p1039217531898"></a><a name="p1039217531898"></a>Audio manager</p>
<td class="cellrowborder" valign="top" width="82.99%" headers="mcps1.1.3.1.2 "><p id="p1039217531898"><a name="p1039217531898"></a><a name="p1039217531898"></a>AudioManager object.</p>
</td>
</tr>
</tbody>
......@@ -37,6 +50,55 @@ Obtains an **AudioManager** instance.
var audioManager = audio.getAudioManager();
```
## audioRenderer
createAudioRenderer(volumeType: AudioVolumeType): AudioRenderer<a name="createaudioRenderer"></a>
Obtains an **AudioRenderer** instance.
**Parameters**
| Name | Type | Mandatory | Description |
| :--------- | :-------------- | :-------- | :----------------- |
| volumeType | AudioVolumeType | Yes | Audio stream type. |
**Return value**
| Type | Description |
| ------------- | --------------------- |
| AudioRenderer | AudioRenderer object. |
**Example**
```
const volType = audio.AudioVolumeType.MEDIA;
const audioRenderer = audio.createAudioRenderer(volType);
```
## systemSoundManager
getSystemSoundManager(): SystemSoundManager<a name="getsystemsoundmanager"></a>
Obtains a **SystemSoundManager** instance.
**Parameters**
None
**Return value**
| Type | Description |
| ------------------ | -------------------------- |
| SystemSoundManager | SystemSoundManager object. |
**Example**
```
const systemSoundManager = audio.getSystemSoundManager();
```
## AudioVolumeType<a name="section92261857172218"></a>
Enumerates audio stream types.
......@@ -54,19 +116,20 @@ Enumerates audio stream types.
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p2282152962115"><a name="p2282152962115"></a><a name="p2282152962115"></a>2</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p328012293211"><a name="p328012293211"></a><a name="p328012293211"></a>Audio stream for ringtones</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p328012293211"><a name="p328012293211"></a><a name="p328012293211"></a>Audio stream for ringtones.</p>
</td>
</tr>
<tr id="row6892145616397"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p027662952110"><a name="p027662952110"></a><a name="p027662952110"></a>MEDIA</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p17273229192113"><a name="p17273229192113"></a><a name="p17273229192113"></a>3</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p182452299212"><a name="p182452299212"></a><a name="p182452299212"></a>Audio stream for media purpose</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p182452299212"><a name="p182452299212"></a><a name="p182452299212"></a>Audio stream for media purpose.</p>
</td>
</tr>
</tbody>
</table>
## DeviceFlag<a name="section11285183164210"></a>
Enumerates audio device flags.
......@@ -84,26 +147,27 @@ Enumerates audio device flags.
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p172861314213"><a name="p172861314213"></a><a name="p172861314213"></a>1</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p5286133134212"><a name="p5286133134212"></a><a name="p5286133134212"></a>Output device</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p5286133134212"><a name="p5286133134212"></a><a name="p5286133134212"></a>Output device.</p>
</td>
</tr>
<tr id="row2286163194220"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p5514162412251"><a name="p5514162412251"></a><a name="p5514162412251"></a>INPUT_DEVICES_FLAG</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p112863354219"><a name="p112863354219"></a><a name="p112863354219"></a>2</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p1328617334214"><a name="p1328617334214"></a><a name="p1328617334214"></a>Input device</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p1328617334214"><a name="p1328617334214"></a><a name="p1328617334214"></a>Input device.</p>
</td>
</tr>
<tr id="row10631228192520"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p1731716317259"><a name="p1731716317259"></a><a name="p1731716317259"></a>ALL_DEVICES_FLAG</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p1364628102517"><a name="p1364628102517"></a><a name="p1364628102517"></a>3</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p1864182814256"><a name="p1864182814256"></a><a name="p1864182814256"></a>All devices</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p1864182814256"><a name="p1864182814256"></a><a name="p1864182814256"></a>All devices.</p>
</td>
</tr>
</tbody>
</table>
## DeviceRole<a name="section380038142619"></a>
Enumerates audio device roles.
......@@ -121,19 +185,20 @@ Enumerates audio device roles.
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p98008852610"><a name="p98008852610"></a><a name="p98008852610"></a>1</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p118009817260"><a name="p118009817260"></a><a name="p118009817260"></a>Input role</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p118009817260"><a name="p118009817260"></a><a name="p118009817260"></a>Input role.</p>
</td>
</tr>
<tr id="row680018802618"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p2011710479267"><a name="p2011710479267"></a><a name="p2011710479267"></a>OUTPUT_DEVICE</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p08009812613"><a name="p08009812613"></a><a name="p08009812613"></a>2</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p380020842611"><a name="p380020842611"></a><a name="p380020842611"></a>Output role</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p380020842611"><a name="p380020842611"></a><a name="p380020842611"></a>Output role.</p>
</td>
</tr>
</tbody>
</table>
## DeviceType<a name="section11727420122710"></a>
Enumerates audio device types.
......@@ -151,47 +216,48 @@ Enumerates audio device types.
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p772892012273"><a name="p772892012273"></a><a name="p772892012273"></a>0</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p137281920172712"><a name="p137281920172712"></a><a name="p137281920172712"></a>Invalid device</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p137281920172712"><a name="p137281920172712"></a><a name="p137281920172712"></a>Invalid device.</p>
</td>
</tr>
<tr id="row16728520192714"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p4753161132815"><a name="p4753161132815"></a><a name="p4753161132815"></a>SPEAKER</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p3728920162713"><a name="p3728920162713"></a><a name="p3728920162713"></a>1</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p17728112062715"><a name="p17728112062715"></a><a name="p17728112062715"></a>Speaker</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p17728112062715"><a name="p17728112062715"></a><a name="p17728112062715"></a>Speaker.</p>
</td>
</tr>
<tr id="row1758117472814"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p74802011112815"><a name="p74802011112815"></a><a name="p74802011112815"></a>WIRED_HEADSET</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p35820462819"><a name="p35820462819"></a><a name="p35820462819"></a>2</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p155821548285"><a name="p155821548285"></a><a name="p155821548285"></a>Wired headset</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p155821548285"><a name="p155821548285"></a><a name="p155821548285"></a>Wired headset.</p>
</td>
</tr>
<tr id="row1335108192818"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p107521514142811"><a name="p107521514142811"></a><a name="p107521514142811"></a>BLUETOOTH_SCO</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p18335108112819"><a name="p18335108112819"></a><a name="p18335108112819"></a>3</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p193351683289"><a name="p193351683289"></a><a name="p193351683289"></a>Bluetooth device using the synchronous connection oriented (SCO) link</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p193351683289"><a name="p193351683289"></a><a name="p193351683289"></a>Bluetooth device using the synchronous connection oriented (SCO) link.</p>
</td>
</tr>
<tr id="row1649111617286"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p10784017102818"><a name="p10784017102818"></a><a name="p10784017102818"></a>BLUETOOTH_A2DP</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p849110610286"><a name="p849110610286"></a><a name="p849110610286"></a>4</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p549117620284"><a name="p549117620284"></a><a name="p549117620284"></a>Bluetooth device using the advanced audio distribution profile (A2DP)</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p549117620284"><a name="p549117620284"></a><a name="p549117620284"></a>Bluetooth device using the advanced audio distribution profile (A2DP).</p>
</td>
</tr>
<tr id="row81701220112812"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p168642028152812"><a name="p168642028152812"></a><a name="p168642028152812"></a>MIC</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p517062012812"><a name="p517062012812"></a><a name="p517062012812"></a>5</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p5170520112813"><a name="p5170520112813"></a><a name="p5170520112813"></a>Microphone</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p5170520112813"><a name="p5170520112813"></a><a name="p5170520112813"></a>Microphone.</p>
</td>
</tr>
</tbody>
</table>
## AudioRingMode<sup>7+</sup><a name="section14948916131018"></a>
Enumerates ringer modes.
......@@ -209,33 +275,236 @@ Enumerates ringer modes.
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p18788114345414"><a name="p18788114345414"></a><a name="p18788114345414"></a>0</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p1378874385416"><a name="p1378874385416"></a><a name="p1378874385416"></a>Silence mode</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p1378874385416"><a name="p1378874385416"></a><a name="p1378874385416"></a>Silence mode.</p>
</td>
</tr>
<tr id="row69495166107"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p1447557125520"><a name="p1447557125520"></a><a name="p1447557125520"></a>RINGER_MODE_VIBRATE</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p04766720552"><a name="p04766720552"></a><a name="p04766720552"></a>1</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p3610191945517"><a name="p3610191945517"></a><a name="p3610191945517"></a>Vibration mode</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p3610191945517"><a name="p3610191945517"></a><a name="p3610191945517"></a>Vibration mode.</p>
</td>
</tr>
<tr id="row49498168105"><td class="cellrowborder" valign="top" width="30.380000000000003%" headers="mcps1.1.4.1.1 "><p id="p1034891712171"><a name="p1034891712171"></a><a name="p1034891712171"></a>RINGER_MODE_NORMAL</p>
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.4.1.2 "><p id="p421692310811"><a name="p421692310811"></a><a name="p421692310811"></a>2</p>
</td>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p187929346177"><a name="p187929346177"></a><a name="p187929346177"></a>Normal mode</p>
<td class="cellrowborder" valign="top" width="59.67%" headers="mcps1.1.4.1.3 "><p id="p187929346177"><a name="p187929346177"></a><a name="p187929346177"></a>Normal mode.</p>
</td>
</tr>
</tbody>
</table>
## AudioManager<a name="section8265143814015"></a>
## AudioSampleFormat<sup>8+</sup><a name="audiosampleformat"></a>
Enumerates the audio sample formats.
| Name | Default Value | Description |
| :------------ | :------------ | :------------------------------------ |
| INVALID_WIDTH | -1 | Invalid format. |
| SAMPLE_U8 | 1 | Unsigned 8 bit integer. |
| SAMPLE_S16LE | 0 | Signed 16 bit integer, little endian. |
| SAMPLE_S24LE | 1 | Signed 24 bit integer, little endian. |
| SAMPLE_S32LE | 2 | Signed 32 bit integer, little endian. |
## AudioChannel<sup>8+</sup><a name="audiochannel"></a>
Enumerates the audio channels.
| Name | Default Value | Description |
| :----- | :------------ | :--------------- |
| MONO | 1 | Channel count 1. |
| STEREO | 2 | Channel count 2. |
## AudioSamplingRate<sup>8+</sup><a name="audiosamplingrate"></a>
Enumerates the audio sampling rates.
| Name | Default Value | Description |
| :---------------- | :------------ | :------------------- |
| SAMPLE_RATE_8000 | 8000 | Sampling rate 8000. |
| SAMPLE_RATE_11025 | 11025 | Sampling rate 11025. |
| SAMPLE_RATE_12000 | 12000 | Sampling rate 12000. |
| SAMPLE_RATE_16000 | 16000 | Sampling rate 16000. |
| SAMPLE_RATE_22050 | 22050 | Sampling rate 22050. |
| SAMPLE_RATE_24000 | 24000 | Sampling rate 24000. |
| SAMPLE_RATE_32000 | 32000 | Sampling rate 32000. |
| SAMPLE_RATE_44100 | 44100 | Sampling rate 44100. |
| SAMPLE_RATE_48000 | 48000 | Sampling rate 48000. |
| SAMPLE_RATE_64000 | 64000 | Sampling rate 64000. |
| SAMPLE_RATE_96000 | 96000 | Sampling rate 96000. |
## AudioEncodingType<sup>8+</sup><a name="audioencodingtype"></a>
Enumerates the audio encoding types.
| Name | Default Value | Description |
| :--------------- | :------------ | :---------- |
| ENCODING_PCM | 0 | PCM. |
| ENCODING_INVALID | 1 | Invalid. |
## ContentType<sup>8+</sup><a name="contentype"></a>
Enumerates the content types.
| Name | Default Value | Description |
| :------------------------ | :------------ | :-------------------- |
| CONTENT_TYPE_UNKNOWN | 0 | Unknown content. |
| CONTENT_TYPE_SPEECH | 1 | Speech content. |
| CONTENT_TYPE_MUSIC | 2 | Music content. |
| CONTENT_TYPE_MOVIE | 3 | Movie content. |
| CONTENT_TYPE_SONIFICATION | 4 | Notification content. |
| CONTENT_TYPE_RINGTONE | 5 | Ringtone content. |
## StreamUsage<sup>8+</sup><a name="streamusage"></a>
Enumerates the stream usage.
| Name | Default Value | Description |
| :--------------------------------- | :------------ | :------------------------------ |
| STREAM_USAGE_UNKNOWN | 0 | Unknown usage. |
| STREAM_USAGE_MEDIA | 1 | Media usage. |
| STREAM_USAGE_VOICE_COMMUNICATION | 2 | Voice communication usage. |
| STREAM_USAGE_NOTIFICATION_RINGTONE | 3 | Notification or ringtone usage. |
## AudioState<sup>8+</sup><a name="audiostate"></a>
Enumerates the audio states.
| Name | Default Value | Description |
| :------------- | :------------ | :------------------------- |
| STATE_INVALID | -1 | Invalid state. |
| STATE_NEW | 0 | Create New instance state. |
| STATE_PREPARED | 1 | Prepared state. |
| STATE_RUNNING | 2 | Running state. |
| STATE_STOPPED | 3 | Stopped state. |
| STATE_RELEASED | 4 | Released state. |
| STATE_PAUSED | 5 | Paused state. |
## AudioRendererRate<sup>8+</sup><a name="audiorendererrate"></a>
Enumerates the audio renderer rates.
| Name | Default Value | Description |
| :----------------- | :------------ | :----------- |
| RENDER_RATE_NORMAL | 0 | Normal rate. |
| RENDER_RATE_DOUBLE | 1 | Double rate. |
| RENDER_RATE_HALF | 2 | Half rate. |
## InterruptType<sup>8+</sup><a name="interrupttype"></a>
Enumerates the interrupt types.
| Name | Default Value | Description |
| :------------------- | :------------ | :----------------------------------- |
| INTERRUPT_TYPE_BEGIN | 1 | Audio playback interruption started. |
| INTERRUPT_TYPE_END | 2 | Audio playback interruption ended. |
## InterruptForceType<sup>8+</sup><a name="interruptforcetype"></a>
Enumerates the interrupt force types.
| Name | Default Value | Description |
| :-------------- | :------------ | :--------------------------------------- |
| INTERRUPT_FORCE | 0 | Forced action taken by system. |
| INTERRUPT_SHARE | 1 | App can choose to take action or ignore. |
## InterruptHint<sup>8+</sup><a name="interrupthint"></a>
Enumerates the interrupt hints.
| Name | Default Value | Description |
| :-------------------- | :------------ | :------------------------- |
| INTERRUPT_HINT_NONE | 0 | None. |
| INTERRUPT_HINT_RESUME | 1 | Resume the playback. |
| INTERRUPT_HINT_PAUSE | 2 | Paused/Pause the playback. |
| INTERRUPT_HINT_STOP | 3 | Stopped/Stop the playback. |
| INTERRUPT_HINT_DUCK | 4 | Ducked the playback. |
| INTERRUPT_HINT_UNDUCK | 5 | Unducked the playback. |
## RingtoneType<sup>8+</sup><a name="ringtonetype"></a>
Enumerates the ringtone types.
| Name | Default Value | Description |
| :--------------------- | :------------ | :-------------- |
| RINGTONE_TYPE_DEFAULT | 0 | Default type. |
| RINGTONE_TYPE_MULTISIM | 1 | Multi-SIM type. |
## AudioParameters<sup>8+</sup><a name="audioparameters"></a>
Describes audio parameters of playback files.
**Parameters**
| Name | Type | Mandatory | Description |
| :----------- | :---------------- | :-------- | :-------------------------------------------- |
| format | AudioSampleFormat | Yes | Sample format of the audio file to be played. |
| channels | AudioChannel | Yes | Channel count of the audio file to be played. |
| samplingRate | AudioSamplingRate | Yes | Sample rate of the audio file to be played. |
| encoding | AudioEncodingType | Yes | Encoding type of the audio file to be played. |
| contentType | ContentType | Yes | Content type. |
| usage | StreamUsage | Yes | Stream usage. |
| deviceRole | DeviceRole | Yes | Device role. |
| deviceType | DeviceType | Yes | Device type. |
## AudioRendererInfo<sup>8+</sup><a name="audiorendererinfo"></a>
Describes audio renderer information.
**Parameters**
| Name | Type | Mandatory | Description |
| :------------ | :---------- | :-------- | :-------------------- |
| contentType | ContentType | Yes | Content type. |
| usage | StreamUsage | Yes | Stream usage. |
| rendererFlags | number | Yes | Audio renderer flags. |
## InterruptEvent<sup>8+</sup><a name="interruptevent"></a>
Describes the interrupt event received by the app when playback is interrupted.
**Parameters**
| Name | Type | Mandatory | Description |
| :-------- | :----------------- | :-------- | :-------------------------------------------------------------------------- |
| eventType | InterruptType | Yes | Indicates whether the interruption has started or finished. |
| forceType | InterruptForceType | Yes | Indicates whether the action is taken by system or to be taken by the app. |
| hintType | InterruptHint | Yes | Indicates the kind of action. |
## VolumeEvent<sup>8+</sup><a name="volumeevent"></a>
Describes the volume event received by the app when the volume is changed.
**Parameters**
| Name | Type | Mandatory | Description |
| :--------- | :-------------- | :-------- | :--------------------------------------- |
| volumeType | AudioVolumeType | Yes | Volume type of the current stream. |
| volume | number | Yes | Volume level. |
| updateUi | boolean | Yes | Whether to show the volume change in UI. |
## RingtoneOptions<sup>8+</sup><a name="ringtoneoptions"></a>
Describes ringtone options.
**Parameters**
| Name | Type | Mandatory | Description |
| :----- | :------ | :-------- | :--------------- |
| volume | number | Yes | Ringtone volume. |
| loop | boolean | Yes | Loop value. |
# AudioManager<a name="section8265143814015"></a>
Implements audio volume and audio device management.
### setVolume\(volumeType: AudioVolumeType, volume: number, callback: AsyncCallback<void\>\): void<a name="section189141826104616"></a>
## audioManager.setVolume
setVolume\(volumeType: AudioVolumeType, volume: number, callback: AsyncCallback<void\>\): void<a name="section189141826104616"></a>
Sets the volume for a stream. This method uses an asynchronous callback to return the execution result.
Sets the volume for a stream. This method uses an asynchronous callback to return the result.
**Parameters**
......@@ -256,7 +525,7 @@ Sets the volume for a stream. This method uses an asynchronous callback to retur
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p1751247115312"><a name="p1751247115312"></a><a name="p1751247115312"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p151134811149"><a name="p151134811149"></a><a name="p151134811149"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p151134811149"><a name="p151134811149"></a><a name="p151134811149"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row1811164871417"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p141114817144"><a name="p141114817144"></a><a name="p141114817144"></a>volume</p>
......@@ -274,13 +543,13 @@ Sets the volume for a stream. This method uses an asynchronous callback to retur
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p15134711532"><a name="p15134711532"></a><a name="p15134711532"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p751211651512"><a name="p751211651512"></a><a name="p751211651512"></a>Callback used to return the execution result</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p751211651512"><a name="p751211651512"></a><a name="p751211651512"></a>Callback used to return the result.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -295,10 +564,11 @@ audioManager.setVolume(audio.AudioVolumeType.MEDIA, 10, (err)=>{
console.log('Callback invoked to indicate a successful volume setting.');
})
```
## audioManager.setVolume
### setVolume\(volumeType: AudioVolumeType, volume: number\): Promise<void\><a name="section102021249114612"></a>
setVolume\(volumeType: AudioVolumeType, volume: number\): Promise<void\><a name="section102021249114612"></a>
Sets the volume for a stream. This method uses a promise to return the execution result.
Sets the volume for a stream. This method uses a promise to return the result.
**Parameters**
......@@ -319,7 +589,7 @@ Sets the volume for a stream. This method uses a promise to return the execution
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p2094702218579"><a name="p2094702218579"></a><a name="p2094702218579"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1688131812176"><a name="p1688131812176"></a><a name="p1688131812176"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1688131812176"><a name="p1688131812176"></a><a name="p1688131812176"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row5688218131711"><td class="cellrowborder" valign="top" width="17.599999999999998%" headers="mcps1.1.5.1.1 "><p id="p176881618181715"><a name="p176881618181715"></a><a name="p176881618181715"></a>volume</p>
......@@ -334,7 +604,7 @@ Sets the volume for a stream. This method uses a promise to return the execution
</tbody>
</table>
**Return values**
**Return value**
<a name="table106721328171713"></a>
<table><thead align="left"><tr id="row9672122817176"><th class="cellrowborder" valign="top" width="26.06%" id="mcps1.1.3.1.1"><p id="p106728288171"><a name="p106728288171"></a><a name="p106728288171"></a>Type</p>
......@@ -345,7 +615,7 @@ Sets the volume for a stream. This method uses a promise to return the execution
</thead>
<tbody><tr id="row06721528191711"><td class="cellrowborder" valign="top" width="26.06%" headers="mcps1.1.3.1.1 "><p id="p107821612171919"><a name="p107821612171919"></a><a name="p107821612171919"></a>Promise&lt;void&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p4672828141718"><a name="p4672828141718"></a><a name="p4672828141718"></a>Promise used to return the execution result</p>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p4672828141718"><a name="p4672828141718"></a><a name="p4672828141718"></a>Promise used to return the result.</p>
</td>
</tr>
</tbody>
......@@ -359,7 +629,9 @@ audioManager.setVolume(audio.AudioVolumeType.MEDIA, 10).then(()=>
)
```
### getVolume\(volumeType: AudioVolumeType, callback: AsyncCallback<number\>\): void<a name="section4387320194714"></a>
## audioManager.getVolume
getVolume\(volumeType: AudioVolumeType, callback: AsyncCallback<number\>\): void<a name="section4387320194714"></a>
Obtains the volume of a stream. This method uses an asynchronous callback to return the query result.
......@@ -382,7 +654,7 @@ Obtains the volume of a stream. This method uses an asynchronous callback to ret
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p3407185013588"><a name="p3407185013588"></a><a name="p3407185013588"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p44331613142018"><a name="p44331613142018"></a><a name="p44331613142018"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p44331613142018"><a name="p44331613142018"></a><a name="p44331613142018"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row743331372014"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p143341319205"><a name="p143341319205"></a><a name="p143341319205"></a>callback</p>
......@@ -391,13 +663,13 @@ Obtains the volume of a stream. This method uses an asynchronous callback to ret
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p12659352195818"><a name="p12659352195818"></a><a name="p12659352195818"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p3433161313204"><a name="p3433161313204"></a><a name="p3433161313204"></a>Callback used to return the volume</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p3433161313204"><a name="p3433161313204"></a><a name="p3433161313204"></a>Callback used to return the volume.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -413,7 +685,10 @@ audioManager.getVolume(audio.AudioVolumeType.MEDIA, (err, value) => {
})
```
### getVolume\(volumeType: AudioVolumeType\): Promise<number\><a name="section04121965119"></a>
## audioManager.getVolume
getVolume\(volumeType: AudioVolumeType\): Promise<number\><a name="section04121965119"></a>
Obtains the volume of a stream. This method uses a promise to return the query result.
......@@ -436,13 +711,13 @@ Obtains the volume of a stream. This method uses a promise to return the query r
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p118791205914"><a name="p118791205914"></a><a name="p118791205914"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p6434613122010"><a name="p6434613122010"></a><a name="p6434613122010"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p6434613122010"><a name="p6434613122010"></a><a name="p6434613122010"></a>Audio stream type.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table11435101313201"></a>
<table><thead align="left"><tr id="row9435191332013"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p7435131352019"><a name="p7435131352019"></a><a name="p7435131352019"></a>Type</p>
......@@ -453,7 +728,7 @@ Obtains the volume of a stream. This method uses a promise to return the query r
</thead>
<tbody><tr id="row1143515137209"><td class="cellrowborder" valign="top" width="25.97%" headers="mcps1.1.3.1.1 "><p id="p3435171318201"><a name="p3435171318201"></a><a name="p3435171318201"></a>Promise&lt;number&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p17435513102016"><a name="p17435513102016"></a><a name="p17435513102016"></a>Promise used to return the volume</p>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p17435513102016"><a name="p17435513102016"></a><a name="p17435513102016"></a>Promise used to return the volume.</p>
</td>
</tr>
</tbody>
......@@ -467,7 +742,10 @@ audioManager.getVolume(audio.AudioVolumeType.MEDIA).then((value) =>
)
```
### getMinVolume\(volumeType: AudioVolumeType, callback: AsyncCallback<number\>\): void<a name="section188714283511"></a>
## audioManager.getMinVolume
getMinVolume\(volumeType: AudioVolumeType, callback: AsyncCallback<number\>\): void<a name="section188714283511"></a>
Obtains the minimum volume allowed for a stream. This method uses an asynchronous callback to return the query result.
......@@ -490,7 +768,7 @@ Obtains the minimum volume allowed for a stream. This method uses an asynchronou
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p59791018125916"><a name="p59791018125916"></a><a name="p59791018125916"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p758517710222"><a name="p758517710222"></a><a name="p758517710222"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p758517710222"><a name="p758517710222"></a><a name="p758517710222"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row165851718222"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p115866772214"><a name="p115866772214"></a><a name="p115866772214"></a>callback</p>
......@@ -499,13 +777,13 @@ Obtains the minimum volume allowed for a stream. This method uses an asynchronou
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p89791518185916"><a name="p89791518185916"></a><a name="p89791518185916"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1958614711221"><a name="p1958614711221"></a><a name="p1958614711221"></a>Callback used to return the minimum volume</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1958614711221"><a name="p1958614711221"></a><a name="p1958614711221"></a>Callback used to return the minimum volume.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -521,7 +799,10 @@ audioManager.getMinVolume(audio.AudioVolumeType.MEDIA, (err, value) => {
})
```
### getMinVolume\(volumeType: AudioVolumeType\): Promise<number\><a name="section41556389511"></a>
## audioManager.getMinVolume
getMinVolume\(volumeType: AudioVolumeType\): Promise<number\><a name="section41556389511"></a>
Obtains the minimum volume allowed for a stream. This method uses a promise to return the query result.
......@@ -544,13 +825,13 @@ Obtains the minimum volume allowed for a stream. This method uses a promise to r
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p2048622713593"><a name="p2048622713593"></a><a name="p2048622713593"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p135871079226"><a name="p135871079226"></a><a name="p135871079226"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p135871079226"><a name="p135871079226"></a><a name="p135871079226"></a>Audio stream type.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table35874718223"></a>
<table><thead align="left"><tr id="row1558718715227"><th class="cellrowborder" valign="top" width="26.02%" id="mcps1.1.3.1.1"><p id="p75871715226"><a name="p75871715226"></a><a name="p75871715226"></a>Type</p>
......@@ -561,7 +842,7 @@ Obtains the minimum volume allowed for a stream. This method uses a promise to r
</thead>
<tbody><tr id="row1458710714221"><td class="cellrowborder" valign="top" width="26.02%" headers="mcps1.1.3.1.1 "><p id="p558737142218"><a name="p558737142218"></a><a name="p558737142218"></a>Promise&lt;number&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.98%" headers="mcps1.1.3.1.2 "><p id="p05878717229"><a name="p05878717229"></a><a name="p05878717229"></a>Promise used to return the minimum volume</p>
<td class="cellrowborder" valign="top" width="73.98%" headers="mcps1.1.3.1.2 "><p id="p05878717229"><a name="p05878717229"></a><a name="p05878717229"></a>Promise used to return the minimum volume.</p>
</td>
</tr>
</tbody>
......@@ -575,7 +856,10 @@ audioManager.getMinVolume(audio.AudioVolumeType.MEDIA).then((value) =>
)
```
### getMaxVolume\(volumeType: AudioVolumeType, callback: AsyncCallback<number\>\): void<a name="section690395418516"></a>
## audioManager.getMaxVolume
getMaxVolume\(volumeType: AudioVolumeType, callback: AsyncCallback<number\>\): void<a name="section690395418516"></a>
Obtains the maximum volume allowed for a stream. This method uses an asynchronous callback to return the query result.
......@@ -598,7 +882,7 @@ Obtains the maximum volume allowed for a stream. This method uses an asynchronou
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p14753114317590"><a name="p14753114317590"></a><a name="p14753114317590"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p8210242112217"><a name="p8210242112217"></a><a name="p8210242112217"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p8210242112217"><a name="p8210242112217"></a><a name="p8210242112217"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row82115429227"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p4211842132218"><a name="p4211842132218"></a><a name="p4211842132218"></a>callback</p>
......@@ -607,13 +891,13 @@ Obtains the maximum volume allowed for a stream. This method uses an asynchronou
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p1275384315910"><a name="p1275384315910"></a><a name="p1275384315910"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1621114282212"><a name="p1621114282212"></a><a name="p1621114282212"></a>Callback used to return the maximum volume</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1621114282212"><a name="p1621114282212"></a><a name="p1621114282212"></a>Callback used to return the maximum volume.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -629,7 +913,10 @@ audioManager.getMaxVolume(audio.AudioVolumeType.MEDIA, (err, value) => {
})
```
### getMaxVolume\(volumeType: AudioVolumeType\): Promise<number\><a name="section155151345217"></a>
## audioManager.getMaxVolume
getMaxVolume\(volumeType: AudioVolumeType\): Promise<number\><a name="section155151345217"></a>
Obtains the maximum volume allowed for a stream. This method uses a promise to return the query result.
......@@ -652,13 +939,13 @@ Obtains the maximum volume allowed for a stream. This method uses a promise to r
</td>
<td class="cellrowborder" valign="top" width="8.72%" headers="mcps1.1.5.1.3 "><p id="p45811752165910"><a name="p45811752165910"></a><a name="p45811752165910"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.169999999999995%" headers="mcps1.1.5.1.4 "><p id="p1021294292216"><a name="p1021294292216"></a><a name="p1021294292216"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="53.169999999999995%" headers="mcps1.1.5.1.4 "><p id="p1021294292216"><a name="p1021294292216"></a><a name="p1021294292216"></a>Audio stream type.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table621215425220"></a>
<table><thead align="left"><tr id="row3212842112215"><th class="cellrowborder" valign="top" width="26.02%" id="mcps1.1.3.1.1"><p id="p521274272216"><a name="p521274272216"></a><a name="p521274272216"></a>Type</p>
......@@ -669,7 +956,7 @@ Obtains the maximum volume allowed for a stream. This method uses a promise to r
</thead>
<tbody><tr id="row12121442192216"><td class="cellrowborder" valign="top" width="26.02%" headers="mcps1.1.3.1.1 "><p id="p72128426221"><a name="p72128426221"></a><a name="p72128426221"></a>Promise&lt;number&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.98%" headers="mcps1.1.3.1.2 "><p id="p4212114210226"><a name="p4212114210226"></a><a name="p4212114210226"></a>Promise used to return the maximum volume</p>
<td class="cellrowborder" valign="top" width="73.98%" headers="mcps1.1.3.1.2 "><p id="p4212114210226"><a name="p4212114210226"></a><a name="p4212114210226"></a>Promise used to return the maximum volume.</p>
</td>
</tr>
</tbody>
......@@ -683,9 +970,11 @@ audioManager.getMaxVolume(audio.AudioVolumeType.MEDIA).then((data)=>
)
```
### mute\(volumeType: AudioVolumeType, mute: boolean, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section13516136134613"></a>
## audioManager.mute
mute\(volumeType: AudioVolumeType, mute: boolean, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section13516136134613"></a>
Mutes a stream. This method uses an asynchronous callback to return the execution result.
Mutes a stream. This method uses an asynchronous callback to return the result.
**Parameters**
......@@ -706,7 +995,7 @@ Mutes a stream. This method uses an asynchronous callback to return the executio
</td>
<td class="cellrowborder" valign="top" width="8.97%" headers="mcps1.1.5.1.3 "><p id="p14517113634613"><a name="p14517113634613"></a><a name="p14517113634613"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.94%" headers="mcps1.1.5.1.4 "><p id="p412912394120"><a name="p412912394120"></a><a name="p412912394120"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="53.94%" headers="mcps1.1.5.1.4 "><p id="p412912394120"><a name="p412912394120"></a><a name="p412912394120"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row051703612469"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p8518436144612"><a name="p8518436144612"></a><a name="p8518436144612"></a>mute</p>
......@@ -724,13 +1013,13 @@ Mutes a stream. This method uses an asynchronous callback to return the executio
</td>
<td class="cellrowborder" valign="top" width="8.97%" headers="mcps1.1.5.1.3 "><p id="p65181636194618"><a name="p65181636194618"></a><a name="p65181636194618"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.94%" headers="mcps1.1.5.1.4 "><p id="p18115237124119"><a name="p18115237124119"></a><a name="p18115237124119"></a>Callback used to return the execution result</p>
<td class="cellrowborder" valign="top" width="53.94%" headers="mcps1.1.5.1.4 "><p id="p18115237124119"><a name="p18115237124119"></a><a name="p18115237124119"></a>Callback used to return the result.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -746,9 +1035,12 @@ audioManager.mute(audio.AudioVolumeType.MEDIA, true, (err) => {
})
```
### mute\(volumeType: AudioVolumeType, mute: boolean\): Promise<void\><sup>7+</sup><a name="section7519036144616"></a>
Mutes a stream. This method uses a promise to return the execution result.
## audioManager.mute
mute\(volumeType: AudioVolumeType, mute: boolean\): Promise<void\><sup>7+</sup><a name="section7519036144616"></a>
Mutes a stream. This method uses a promise to return the result.
**Parameters**
......@@ -769,7 +1061,7 @@ Mutes a stream. This method uses a promise to return the execution result.
</td>
<td class="cellrowborder" valign="top" width="9.950000000000001%" headers="mcps1.1.5.1.3 "><p id="p85203364468"><a name="p85203364468"></a><a name="p85203364468"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="52.959999999999994%" headers="mcps1.1.5.1.4 "><p id="p05201036124617"><a name="p05201036124617"></a><a name="p05201036124617"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="52.959999999999994%" headers="mcps1.1.5.1.4 "><p id="p05201036124617"><a name="p05201036124617"></a><a name="p05201036124617"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row7520143614463"><td class="cellrowborder" valign="top" width="17.599999999999998%" headers="mcps1.1.5.1.1 "><p id="p9522436134617"><a name="p9522436134617"></a><a name="p9522436134617"></a>mute</p>
......@@ -784,7 +1076,7 @@ Mutes a stream. This method uses a promise to return the execution result.
</tbody>
</table>
**Return values**
**Return value**
<a name="table1152273694614"></a>
<table><thead align="left"><tr id="row352213367467"><th class="cellrowborder" valign="top" width="26.06%" id="mcps1.1.3.1.1"><p id="p16791154010553"><a name="p16791154010553"></a><a name="p16791154010553"></a>Type</p>
......@@ -795,7 +1087,7 @@ Mutes a stream. This method uses a promise to return the execution result.
</thead>
<tbody><tr id="row185231369468"><td class="cellrowborder" valign="top" width="26.06%" headers="mcps1.1.3.1.1 "><p id="p25231836174612"><a name="p25231836174612"></a><a name="p25231836174612"></a>Promise&lt;void&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p18347134724215"><a name="p18347134724215"></a><a name="p18347134724215"></a>Promise used to return the execution result</p>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p18347134724215"><a name="p18347134724215"></a><a name="p18347134724215"></a>Promise used to return the result.</p>
</td>
</tr>
</tbody>
......@@ -809,7 +1101,10 @@ audioManager.mute(audio.AudioVolumeType.MEDIA, true).then(() =>
)
```
### isMute\(volumeType: AudioVolumeType, callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section10684183819585"></a>
## audioManager.isMute
isMute\(volumeType: AudioVolumeType, callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section10684183819585"></a>
Checks whether a stream is muted. This method uses an asynchronous callback to return the query result.
......@@ -832,7 +1127,7 @@ Checks whether a stream is muted. This method uses an asynchronous callback to r
</td>
<td class="cellrowborder" valign="top" width="10.56%" headers="mcps1.1.5.1.3 "><p id="p12686123814583"><a name="p12686123814583"></a><a name="p12686123814583"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="52.349999999999994%" headers="mcps1.1.5.1.4 "><p id="p6947181918459"><a name="p6947181918459"></a><a name="p6947181918459"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="52.349999999999994%" headers="mcps1.1.5.1.4 "><p id="p6947181918459"><a name="p6947181918459"></a><a name="p6947181918459"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row15686153825819"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p5686153895817"><a name="p5686153895817"></a><a name="p5686153895817"></a>callback</p>
......@@ -847,7 +1142,7 @@ Checks whether a stream is muted. This method uses an asynchronous callback to r
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -863,9 +1158,12 @@ audioManager.isMute(audio.AudioVolumeType.MEDIA, (err, value) => {
})
```
### isMute\(volumeType: AudioVolumeType\): Promise<boolean\><sup>7+</sup><a name="section6920211145610"></a>
Checks whether a stream is muted. This method uses a promise to return the execution result.
## audioManager.isMute
isMute\(volumeType: AudioVolumeType\): Promise<boolean\><sup>7+</sup><a name="section6920211145610"></a>
Checks whether a stream is muted. This method uses a promise to return the result.
**Parameters**
......@@ -886,13 +1184,13 @@ Checks whether a stream is muted. This method uses a promise to return the execu
</td>
<td class="cellrowborder" valign="top" width="9.94%" headers="mcps1.1.5.1.3 "><p id="p1921131145612"><a name="p1921131145612"></a><a name="p1921131145612"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="52.96999999999999%" headers="mcps1.1.5.1.4 "><p id="p12726822462"><a name="p12726822462"></a><a name="p12726822462"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="52.96999999999999%" headers="mcps1.1.5.1.4 "><p id="p12726822462"><a name="p12726822462"></a><a name="p12726822462"></a>Audio stream type.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table1392211113567"></a>
<table><thead align="left"><tr id="row39224110565"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p1532894520558"><a name="p1532894520558"></a><a name="p1532894520558"></a>Type</p>
......@@ -917,7 +1215,10 @@ audioManager.isMute(audio.AudioVolumeType.MEDIA).then((value) =>
)
```
### isActive\(volumeType: AudioVolumeType, callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section380012544121"></a>
## audioManager.isActive
isActive\(volumeType: AudioVolumeType, callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section380012544121"></a>
Checks whether a stream is active. This method uses an asynchronous callback to return the query result.
......@@ -940,7 +1241,7 @@ Checks whether a stream is active. This method uses an asynchronous callback to
</td>
<td class="cellrowborder" valign="top" width="9.78%" headers="mcps1.1.5.1.3 "><p id="p1180275418128"><a name="p1180275418128"></a><a name="p1180275418128"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p106221941204617"><a name="p106221941204617"></a><a name="p106221941204617"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p106221941204617"><a name="p106221941204617"></a><a name="p106221941204617"></a>Audio stream type.</p>
</td>
</tr>
<tr id="row148021654111218"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p1280275410128"><a name="p1280275410128"></a><a name="p1280275410128"></a>callback</p>
......@@ -955,7 +1256,7 @@ Checks whether a stream is active. This method uses an asynchronous callback to
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -971,7 +1272,10 @@ audioManager.isActive(audio.AudioVolumeType.MEDIA, (err, value) => {
})
```
### isActive\(volumeType: AudioVolumeType\): Promise<boolean\><sup>7+</sup><a name="section1880315481216"></a>
## audioManager.isActive
isActive\(volumeType: AudioVolumeType\): Promise<boolean\><sup>7+</sup><a name="section1880315481216"></a>
Checks whether a stream is active. This method uses a promise to return the query result.
......@@ -994,13 +1298,13 @@ Checks whether a stream is active. This method uses a promise to return the quer
</td>
<td class="cellrowborder" valign="top" width="9.43%" headers="mcps1.1.5.1.3 "><p id="p380585411216"><a name="p380585411216"></a><a name="p380585411216"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.480000000000004%" headers="mcps1.1.5.1.4 "><p id="p1238516185410"><a name="p1238516185410"></a><a name="p1238516185410"></a>Audio stream type</p>
<td class="cellrowborder" valign="top" width="53.480000000000004%" headers="mcps1.1.5.1.4 "><p id="p1238516185410"><a name="p1238516185410"></a><a name="p1238516185410"></a>Audio stream type.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table1380613543122"></a>
<table><thead align="left"><tr id="row2806125411129"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p07811652175517"><a name="p07811652175517"></a><a name="p07811652175517"></a>Type</p>
......@@ -1025,9 +1329,12 @@ audioManager.isActive(audio.AudioVolumeType.MEDIA).then((value) =>
)
```
### setRingerMode\(mode: AudioRingMode, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section18572131483613"></a>
Sets the ringer mode. This method uses an asynchronous callback to return the execution result.
## audioManager.setRingerMode
setRingerMode\(mode: AudioRingMode, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section18572131483613"></a>
Sets the ringer mode. This method uses an asynchronous callback to return the result.
**Parameters**
......@@ -1048,7 +1355,7 @@ Sets the ringer mode. This method uses an asynchronous callback to return the ex
</td>
<td class="cellrowborder" valign="top" width="10.56%" headers="mcps1.1.5.1.3 "><p id="p35731514193617"><a name="p35731514193617"></a><a name="p35731514193617"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="52.349999999999994%" headers="mcps1.1.5.1.4 "><p id="p8573191453617"><a name="p8573191453617"></a><a name="p8573191453617"></a>Ringer mode</p>
<td class="cellrowborder" valign="top" width="52.349999999999994%" headers="mcps1.1.5.1.4 "><p id="p8573191453617"><a name="p8573191453617"></a><a name="p8573191453617"></a>Ringer mode.</p>
</td>
</tr>
<tr id="row165731014143611"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p357416149361"><a name="p357416149361"></a><a name="p357416149361"></a>callback</p>
......@@ -1057,13 +1364,13 @@ Sets the ringer mode. This method uses an asynchronous callback to return the ex
</td>
<td class="cellrowborder" valign="top" width="10.56%" headers="mcps1.1.5.1.3 "><p id="p95741514103617"><a name="p95741514103617"></a><a name="p95741514103617"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="52.349999999999994%" headers="mcps1.1.5.1.4 "><p id="p19574514123617"><a name="p19574514123617"></a><a name="p19574514123617"></a>Callback used to return the execution result</p>
<td class="cellrowborder" valign="top" width="52.349999999999994%" headers="mcps1.1.5.1.4 "><p id="p19574514123617"><a name="p19574514123617"></a><a name="p19574514123617"></a>Callback used to return the result.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1079,9 +1386,12 @@ audioManager.setRingerMode(audio.AudioRingMode.RINGER_MODE_NORMAL, (err) => {
})
```
### setRingerMode\(mode: AudioRingMode\): Promise<void\><sup>7+</sup><a name="section55741914143615"></a>
Sets the ringer mode. This method uses a promise to return the execution result.
## audioManager.setRingerMode
setRingerMode\(mode: AudioRingMode\): Promise<void\><sup>7+</sup><a name="section55741914143615"></a>
Sets the ringer mode. This method uses a promise to return the result.
**Parameters**
......@@ -1102,13 +1412,13 @@ Sets the ringer mode. This method uses a promise to return the execution result.
</td>
<td class="cellrowborder" valign="top" width="9.08%" headers="mcps1.1.5.1.3 "><p id="p9575191416367"><a name="p9575191416367"></a><a name="p9575191416367"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p10576214143620"><a name="p10576214143620"></a><a name="p10576214143620"></a>Ringer mode</p>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p10576214143620"><a name="p10576214143620"></a><a name="p10576214143620"></a>Ringer mode.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table145763146361"></a>
<table><thead align="left"><tr id="row1576101403610"><th class="cellrowborder" valign="top" width="26.06%" id="mcps1.1.3.1.1"><p id="p465818212561"><a name="p465818212561"></a><a name="p465818212561"></a>Type</p>
......@@ -1119,7 +1429,7 @@ Sets the ringer mode. This method uses a promise to return the execution result.
</thead>
<tbody><tr id="row1257711144362"><td class="cellrowborder" valign="top" width="26.06%" headers="mcps1.1.3.1.1 "><p id="p1577714143613"><a name="p1577714143613"></a><a name="p1577714143613"></a>Promise&lt;void&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p20577181420364"><a name="p20577181420364"></a><a name="p20577181420364"></a>Promise used to return the execution result</p>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p20577181420364"><a name="p20577181420364"></a><a name="p20577181420364"></a>Promise used to return the result.</p>
</td>
</tr>
</tbody>
......@@ -1133,7 +1443,10 @@ audioManager.setRingerMode(audio.AudioRingMode.RINGER_MODE_NORMAL).then(() =>
)
```
### getRingerMode\(callback: AsyncCallback<AudioRingMode\>\): void<sup>7+</sup><a name="section149044108162"></a>
## audioManager.getRingerMode
getRingerMode\(callback: AsyncCallback<AudioRingMode\>\): void<sup>7+</sup><a name="section149044108162"></a>
Obtains the ringer mode. This method uses an asynchronous callback to return the query result.
......@@ -1156,13 +1469,13 @@ Obtains the ringer mode. This method uses an asynchronous callback to return the
</td>
<td class="cellrowborder" valign="top" width="9.8%" headers="mcps1.1.5.1.3 "><p id="p12907181051618"><a name="p12907181051618"></a><a name="p12907181051618"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="49.919999999999995%" headers="mcps1.1.5.1.4 "><p id="p1890771019169"><a name="p1890771019169"></a><a name="p1890771019169"></a>Callback used to return the ringer mode</p>
<td class="cellrowborder" valign="top" width="49.919999999999995%" headers="mcps1.1.5.1.4 "><p id="p1890771019169"><a name="p1890771019169"></a><a name="p1890771019169"></a>Callback used to return the ringer mode.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1178,7 +1491,10 @@ audioManager.getRingerMode((err, value) => {
})
```
### getRingerMode\(\): Promise<AudioRingMode\><sup>7+</sup><a name="section13908210101620"></a>
## audioManager.getRingerMode
getRingerMode\(\): Promise<AudioRingMode\><sup>7+</sup><a name="section13908210101620"></a>
Obtains the ringer mode. This method uses a promise to return the query result.
......@@ -1186,7 +1502,7 @@ Obtains the ringer mode. This method uses a promise to return the query result.
None
**Return values**
**Return value**
<a name="table59092010111611"></a>
<table><thead align="left"><tr id="row1290901017161"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p138856135611"><a name="p138856135611"></a><a name="p138856135611"></a>Type</p>
......@@ -1197,7 +1513,7 @@ None
</thead>
<tbody><tr id="row14910121071610"><td class="cellrowborder" valign="top" width="25.97%" headers="mcps1.1.3.1.1 "><p id="p191031031611"><a name="p191031031611"></a><a name="p191031031611"></a>Promise&lt;<a href="#section14948916131018">AudioRingMode</a>&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p17910141021611"><a name="p17910141021611"></a><a name="p17910141021611"></a>Promise used to return the ringer mode</p>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p17910141021611"><a name="p17910141021611"></a><a name="p17910141021611"></a>Promise used to return the ringer mode.</p>
</td>
</tr>
</tbody>
......@@ -1211,9 +1527,12 @@ audioManager.getRingerMode().then((value) =>
)
```
### setAudioParameter\(key: string, value: string, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section1691957174818"></a>
Sets an audio parameter. This method uses an asynchronous callback to return the execution result.
## audioManager.setAudioParameter
setAudioParameter\(key: string, value: string, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section1691957174818"></a>
Sets an audio parameter. This method uses an asynchronous callback to return the result.
**Parameters**
......@@ -1234,7 +1553,7 @@ Sets an audio parameter. This method uses an asynchronous callback to return the
</td>
<td class="cellrowborder" valign="top" width="9.08%" headers="mcps1.1.5.1.3 "><p id="p811195717481"><a name="p811195717481"></a><a name="p811195717481"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p10117574484"><a name="p10117574484"></a><a name="p10117574484"></a>Key of the audio parameter to set</p>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p10117574484"><a name="p10117574484"></a><a name="p10117574484"></a>Key of the audio parameter to set.</p>
</td>
</tr>
<tr id="row16111057124817"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p1159793235211"><a name="p1159793235211"></a><a name="p1159793235211"></a>value</p>
......@@ -1243,7 +1562,7 @@ Sets an audio parameter. This method uses an asynchronous callback to return the
</td>
<td class="cellrowborder" valign="top" width="9.08%" headers="mcps1.1.5.1.3 "><p id="p91155718487"><a name="p91155718487"></a><a name="p91155718487"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p13111157164816"><a name="p13111157164816"></a><a name="p13111157164816"></a>Value of the audio parameter to set</p>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p13111157164816"><a name="p13111157164816"></a><a name="p13111157164816"></a>Value of the audio parameter to set.</p>
</td>
</tr>
<tr id="row611205754810"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p31235754812"><a name="p31235754812"></a><a name="p31235754812"></a>callback</p>
......@@ -1252,13 +1571,13 @@ Sets an audio parameter. This method uses an asynchronous callback to return the
</td>
<td class="cellrowborder" valign="top" width="9.08%" headers="mcps1.1.5.1.3 "><p id="p101255744812"><a name="p101255744812"></a><a name="p101255744812"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p91220576488"><a name="p91220576488"></a><a name="p91220576488"></a>Callback used to return the execution result</p>
<td class="cellrowborder" valign="top" width="53.83%" headers="mcps1.1.5.1.4 "><p id="p91220576488"><a name="p91220576488"></a><a name="p91220576488"></a>Callback used to return the result.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1274,9 +1593,12 @@ audioManager.setAudioParameter('PBits per sample', '8 bit', (err) => {
})
```
### setAudioParameter\(key: string, value: string\): Promise<void\><sup>7+</sup><a name="section18121057174820"></a>
Sets an audio parameter. This method uses a promise to return the execution result.
## audioManager.setAudioParameter
setAudioParameter\(key: string, value: string\): Promise<void\><sup>7+</sup><a name="section18121057174820"></a>
Sets an audio parameter. This method uses a promise to return the result.
**Parameters**
......@@ -1297,7 +1619,7 @@ Sets an audio parameter. This method uses a promise to return the execution resu
</td>
<td class="cellrowborder" valign="top" width="9.78%" headers="mcps1.1.5.1.3 "><p id="p52122259012"><a name="p52122259012"></a><a name="p52122259012"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p1747016545595"><a name="p1747016545595"></a><a name="p1747016545595"></a>Key of the audio parameter to set</p>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p1747016545595"><a name="p1747016545595"></a><a name="p1747016545595"></a>Key of the audio parameter to set.</p>
</td>
</tr>
<tr id="row914185716488"><td class="cellrowborder" valign="top" width="17.599999999999998%" headers="mcps1.1.5.1.1 "><p id="p1931324215016"><a name="p1931324215016"></a><a name="p1931324215016"></a>value</p>
......@@ -1306,13 +1628,13 @@ Sets an audio parameter. This method uses a promise to return the execution resu
</td>
<td class="cellrowborder" valign="top" width="9.78%" headers="mcps1.1.5.1.3 "><p id="p931316429017"><a name="p931316429017"></a><a name="p931316429017"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p1231310421203"><a name="p1231310421203"></a><a name="p1231310421203"></a>Value of the audio parameter to set</p>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p1231310421203"><a name="p1231310421203"></a><a name="p1231310421203"></a>Value of the audio parameter to set.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table1514135774811"></a>
<table><thead align="left"><tr id="row16141857164818"><th class="cellrowborder" valign="top" width="26.06%" id="mcps1.1.3.1.1"><p id="p1847161019561"><a name="p1847161019561"></a><a name="p1847161019561"></a>Type</p>
......@@ -1323,7 +1645,7 @@ Sets an audio parameter. This method uses a promise to return the execution resu
</thead>
<tbody><tr id="row1815185711489"><td class="cellrowborder" valign="top" width="26.06%" headers="mcps1.1.3.1.1 "><p id="p8151957184816"><a name="p8151957184816"></a><a name="p8151957184816"></a>Promise&lt;void&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p41511577486"><a name="p41511577486"></a><a name="p41511577486"></a>Promise used to return the execution result</p>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p41511577486"><a name="p41511577486"></a><a name="p41511577486"></a>Promise used to return the result.</p>
</td>
</tr>
</tbody>
......@@ -1337,7 +1659,10 @@ audioManager.setAudioParameter('PBits per sample', '8 bit').then(() =>
)
```
### getAudioParameter\(key: string, callback: AsyncCallback<string\>\): void<sup>7+</sup><a name="section1415145714812"></a>
## audioManager.getAudioParameter
getAudioParameter\(key: string, callback: AsyncCallback<string\>\): void<sup>7+</sup><a name="section1415145714812"></a>
Obtains the value of an audio parameter. This method uses an asynchronous callback to return the query result.
......@@ -1360,7 +1685,7 @@ Obtains the value of an audio parameter. This method uses an asynchronous callba
</td>
<td class="cellrowborder" valign="top" width="9.17%" headers="mcps1.1.5.1.3 "><p id="p82209596816"><a name="p82209596816"></a><a name="p82209596816"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.74%" headers="mcps1.1.5.1.4 "><p id="p11261642604"><a name="p11261642604"></a><a name="p11261642604"></a>Key of the audio parameter whose value is to be obtained</p>
<td class="cellrowborder" valign="top" width="53.74%" headers="mcps1.1.5.1.4 "><p id="p11261642604"><a name="p11261642604"></a><a name="p11261642604"></a>Key of the audio parameter whose value is to be obtained.</p>
</td>
</tr>
<tr id="row61715714487"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p1517145710486"><a name="p1517145710486"></a><a name="p1517145710486"></a>callback</p>
......@@ -1369,13 +1694,13 @@ Obtains the value of an audio parameter. This method uses an asynchronous callba
</td>
<td class="cellrowborder" valign="top" width="9.17%" headers="mcps1.1.5.1.3 "><p id="p21785718487"><a name="p21785718487"></a><a name="p21785718487"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.74%" headers="mcps1.1.5.1.4 "><p id="p91715719485"><a name="p91715719485"></a><a name="p91715719485"></a>Callback used to return the value of the audio parameter</p>
<td class="cellrowborder" valign="top" width="53.74%" headers="mcps1.1.5.1.4 "><p id="p91715719485"><a name="p91715719485"></a><a name="p91715719485"></a>Callback used to return the value of the audio parameter.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1391,7 +1716,10 @@ audioManager.getAudioParameter('PBits per sample', (err, value) => {
})
```
### getAudioParameter\(key: string\): Promise<string\><sup>7+</sup><a name="section3185577485"></a>
## audioManager.getAudioParameter
getAudioParameter\(key: string\): Promise<string\><sup>7+</sup><a name="section3185577485"></a>
Obtains the value of an audio parameter. This method uses a promise to return the query result.
......@@ -1414,13 +1742,13 @@ Obtains the value of an audio parameter. This method uses a promise to return th
</td>
<td class="cellrowborder" valign="top" width="9.42%" headers="mcps1.1.5.1.3 "><p id="p1798812477124"><a name="p1798812477124"></a><a name="p1798812477124"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.49%" headers="mcps1.1.5.1.4 "><p id="p1860910215116"><a name="p1860910215116"></a><a name="p1860910215116"></a>Key of the audio parameter whose value is to be obtained</p>
<td class="cellrowborder" valign="top" width="53.49%" headers="mcps1.1.5.1.4 "><p id="p1860910215116"><a name="p1860910215116"></a><a name="p1860910215116"></a>Key of the audio parameter whose value is to be obtained.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table152065754818"></a>
<table><thead align="left"><tr id="row10201357184813"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p11727422165616"><a name="p11727422165616"></a><a name="p11727422165616"></a>Type</p>
......@@ -1431,7 +1759,7 @@ Obtains the value of an audio parameter. This method uses a promise to return th
</thead>
<tbody><tr id="row8207572485"><td class="cellrowborder" valign="top" width="25.97%" headers="mcps1.1.3.1.1 "><p id="p22155774819"><a name="p22155774819"></a><a name="p22155774819"></a>Promise&lt;string&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p1121155704810"><a name="p1121155704810"></a><a name="p1121155704810"></a>Promise used to return the value of the audio parameter</p>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p1121155704810"><a name="p1121155704810"></a><a name="p1121155704810"></a>Promise used to return the value of the audio parameter.</p>
</td>
</tr>
</tbody>
......@@ -1445,7 +1773,10 @@ audioManager.getAudioParameter('PBits per sample').then((value) =>
)
```
### getDevices\(deviceFlag: DeviceFlag, callback: AsyncCallback<AudioDeviceDescriptors\>\): void<a name="section11536182020523"></a>
## audioManager.getDevices
getDevices\(deviceFlag: DeviceFlag, callback: AsyncCallback<AudioDeviceDescriptors\>\): void<a name="section11536182020523"></a>
Obtains the audio devices with a specific flag. This method uses an asynchronous callback to return the query result.
......@@ -1468,7 +1799,7 @@ Obtains the audio devices with a specific flag. This method uses an asynchronous
</td>
<td class="cellrowborder" valign="top" width="12.78%" headers="mcps1.1.5.1.3 "><p id="p830651111019"><a name="p830651111019"></a><a name="p830651111019"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="48.65%" headers="mcps1.1.5.1.4 "><p id="p10654131616248"><a name="p10654131616248"></a><a name="p10654131616248"></a>Audio device flag</p>
<td class="cellrowborder" valign="top" width="48.65%" headers="mcps1.1.5.1.4 "><p id="p10654131616248"><a name="p10654131616248"></a><a name="p10654131616248"></a>Audio device flag.</p>
</td>
</tr>
<tr id="row16544162243"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p176541316122412"><a name="p176541316122412"></a><a name="p176541316122412"></a>callback</p>
......@@ -1477,13 +1808,13 @@ Obtains the audio devices with a specific flag. This method uses an asynchronous
</td>
<td class="cellrowborder" valign="top" width="12.78%" headers="mcps1.1.5.1.3 "><p id="p2307711908"><a name="p2307711908"></a><a name="p2307711908"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="48.65%" headers="mcps1.1.5.1.4 "><p id="p19654141672416"><a name="p19654141672416"></a><a name="p19654141672416"></a>Callback used to return the device list</p>
<td class="cellrowborder" valign="top" width="48.65%" headers="mcps1.1.5.1.4 "><p id="p19654141672416"><a name="p19654141672416"></a><a name="p19654141672416"></a>Callback used to return the device list.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1499,7 +1830,11 @@ audioManager.getDevices(audio.DeviceFlag.OUTPUT_DEVICES_FLAG, (err, value)=>{
})
```
### getDevices\(deviceFlag: DeviceFlag\): Promise<AudioDeviceDescriptors\><a name="section181733125210"></a>
## audioManager.getDevices
getDevices\(deviceFlag: DeviceFlag\): Promise<AudioDeviceDescriptors\><a name="section181733125210"></a>
Obtains the audio devices with a specific flag. This method uses a promise to return the query result.
......@@ -1522,13 +1857,13 @@ Obtains the audio devices with a specific flag. This method uses a promise to re
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p12161129209"><a name="p12161129209"></a><a name="p12161129209"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1692985222710"><a name="p1692985222710"></a><a name="p1692985222710"></a>Audio device flag</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p1692985222710"><a name="p1692985222710"></a><a name="p1692985222710"></a>Audio device flag.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table565618166249"></a>
<table><thead align="left"><tr id="row19656151662410"><th class="cellrowborder" valign="top" width="26.02%" id="mcps1.1.3.1.1"><p id="p15656916152415"><a name="p15656916152415"></a><a name="p15656916152415"></a>Type</p>
......@@ -1539,7 +1874,7 @@ Obtains the audio devices with a specific flag. This method uses a promise to re
</thead>
<tbody><tr id="row665681617243"><td class="cellrowborder" valign="top" width="26.02%" headers="mcps1.1.3.1.1 "><p id="p5673192162816"><a name="p5673192162816"></a><a name="p5673192162816"></a>Promise&lt;<a href="#section5181155710523">AudioDeviceDescriptors</a>&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.98%" headers="mcps1.1.3.1.2 "><p id="p765751610249"><a name="p765751610249"></a><a name="p765751610249"></a>Promise used to return the device list</p>
<td class="cellrowborder" valign="top" width="73.98%" headers="mcps1.1.3.1.2 "><p id="p765751610249"><a name="p765751610249"></a><a name="p765751610249"></a>Promise used to return the device list.</p>
</td>
</tr>
</tbody>
......@@ -1553,9 +1888,12 @@ audioManager.getDevices(audio.DeviceFlag.OUTPUT_DEVICES_FLAG).then((data)=>
)
```
### setDeviceActive\(deviceType: DeviceType, active: boolean, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section103558400222"></a>
Sets a device to the active state. This method uses an asynchronous callback to return the execution result.
## audioManager.setDeviceActive
setDeviceActive\(deviceType: DeviceType, active: boolean, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section103558400222"></a>
Sets a device to the active state. This method uses an asynchronous callback to return the result.
**Parameters**
......@@ -1576,7 +1914,7 @@ Sets a device to the active state. This method uses an asynchronous callback to
</td>
<td class="cellrowborder" valign="top" width="9.78%" headers="mcps1.1.5.1.3 "><p id="p035794062216"><a name="p035794062216"></a><a name="p035794062216"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p166271345204414"><a name="p166271345204414"></a><a name="p166271345204414"></a>Audio device type</p>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p166271345204414"><a name="p166271345204414"></a><a name="p166271345204414"></a>Audio device type.</p>
</td>
</tr>
<tr id="row1635713409226"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p268924403311"><a name="p268924403311"></a><a name="p268924403311"></a>active</p>
......@@ -1594,13 +1932,13 @@ Sets a device to the active state. This method uses an asynchronous callback to
</td>
<td class="cellrowborder" valign="top" width="9.78%" headers="mcps1.1.5.1.3 "><p id="p10358124014222"><a name="p10358124014222"></a><a name="p10358124014222"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p13358540132217"><a name="p13358540132217"></a><a name="p13358540132217"></a>Callback used to return the execution result</p>
<td class="cellrowborder" valign="top" width="53.13%" headers="mcps1.1.5.1.4 "><p id="p13358540132217"><a name="p13358540132217"></a><a name="p13358540132217"></a>Callback used to return the result.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1616,9 +1954,13 @@ audioManager.setDeviceActive(audio.DeviceType.SPEAKER, true, (err)=> {
})
```
### setDeviceActive\(deviceType: DeviceType, active: boolean\): Promise<void\><sup>7+</sup><a name="section1235914401228"></a>
Sets a device to the active state. This method uses a promise to return the execution result.
## audioManager.setDeviceActive
setDeviceActive\(deviceType: DeviceType, active: boolean\): Promise<void\><sup>7+</sup><a name="section1235914401228"></a>
Sets a device to the active state. This method uses a promise to return the result.
**Parameters**
......@@ -1639,7 +1981,7 @@ Sets a device to the active state. This method uses a promise to return the exec
</td>
<td class="cellrowborder" valign="top" width="7.5200000000000005%" headers="mcps1.1.5.1.3 "><p id="p103601240202216"><a name="p103601240202216"></a><a name="p103601240202216"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p173618402226"><a name="p173618402226"></a><a name="p173618402226"></a>Audio device type</p>
<td class="cellrowborder" valign="top" width="55.38999999999999%" headers="mcps1.1.5.1.4 "><p id="p173618402226"><a name="p173618402226"></a><a name="p173618402226"></a>Audio device type.</p>
</td>
</tr>
<tr id="row10361104018222"><td class="cellrowborder" valign="top" width="17.599999999999998%" headers="mcps1.1.5.1.1 "><p id="p280718578504"><a name="p280718578504"></a><a name="p280718578504"></a>active</p>
......@@ -1654,7 +1996,7 @@ Sets a device to the active state. This method uses a promise to return the exec
</tbody>
</table>
**Return values**
**Return value**
<a name="table636154016223"></a>
<table><thead align="left"><tr id="row17362540112218"><th class="cellrowborder" valign="top" width="26.06%" id="mcps1.1.3.1.1"><p id="p78801632195618"><a name="p78801632195618"></a><a name="p78801632195618"></a>Type</p>
......@@ -1665,7 +2007,7 @@ Sets a device to the active state. This method uses a promise to return the exec
</thead>
<tbody><tr id="row143621940142213"><td class="cellrowborder" valign="top" width="26.06%" headers="mcps1.1.3.1.1 "><p id="p236215405225"><a name="p236215405225"></a><a name="p236215405225"></a>Promise&lt;void&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p536214032220"><a name="p536214032220"></a><a name="p536214032220"></a>Promise used to return the execution result</p>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p536214032220"><a name="p536214032220"></a><a name="p536214032220"></a>Promise used to return the result.</p>
</td>
</tr>
</tbody>
......@@ -1679,7 +2021,10 @@ audioManager.setDeviceActive(audio.DeviceType.SPEAKER, true).then(()=>
)
```
### isDeviceActive\(deviceType: DeviceType, callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section12363240122219"></a>
## audioManager.isDeviceActive
isDeviceActive\(deviceType: DeviceType, callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section12363240122219"></a>
Checks whether a device is active. This method uses an asynchronous callback to return the query result.
......@@ -1702,7 +2047,7 @@ Checks whether a device is active. This method uses an asynchronous callback to
</td>
<td class="cellrowborder" valign="top" width="9.25%" headers="mcps1.1.5.1.3 "><p id="p122111521127"><a name="p122111521127"></a><a name="p122111521127"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.66%" headers="mcps1.1.5.1.4 "><p id="p4364640122219"><a name="p4364640122219"></a><a name="p4364640122219"></a>Audio device type</p>
<td class="cellrowborder" valign="top" width="53.66%" headers="mcps1.1.5.1.4 "><p id="p4364640122219"><a name="p4364640122219"></a><a name="p4364640122219"></a>Audio device type.</p>
</td>
</tr>
<tr id="row11365174011226"><td class="cellrowborder" valign="top" width="17.57%" headers="mcps1.1.5.1.1 "><p id="p14365144016225"><a name="p14365144016225"></a><a name="p14365144016225"></a>callback</p>
......@@ -1711,13 +2056,13 @@ Checks whether a device is active. This method uses an asynchronous callback to
</td>
<td class="cellrowborder" valign="top" width="9.25%" headers="mcps1.1.5.1.3 "><p id="p20365154014220"><a name="p20365154014220"></a><a name="p20365154014220"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.66%" headers="mcps1.1.5.1.4 "><p id="p19365154072213"><a name="p19365154072213"></a><a name="p19365154072213"></a>Callback used to return the active status of the device</p>
<td class="cellrowborder" valign="top" width="53.66%" headers="mcps1.1.5.1.4 "><p id="p19365154072213"><a name="p19365154072213"></a><a name="p19365154072213"></a>Callback used to return the active status of the device.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1733,7 +2078,10 @@ audioManager.isDeviceActive(audio.DeviceType.SPEAKER, (err, value) => {
})
```
### isDeviceActive\(deviceType: DeviceType\): Promise<boolean\><sup>7+</sup><a name="section18366184012213"></a>
## audioManager.isDeviceActive
isDeviceActive\(deviceType: DeviceType\): Promise<boolean\><sup>7+</sup><a name="section18366184012213"></a>
Checks whether a device is active. This method uses a promise to return the query result.
......@@ -1756,13 +2104,13 @@ Checks whether a device is active. This method uses a promise to return the quer
</td>
<td class="cellrowborder" valign="top" width="8.99%" headers="mcps1.1.5.1.3 "><p id="p201646138419"><a name="p201646138419"></a><a name="p201646138419"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.92%" headers="mcps1.1.5.1.4 "><p id="p7164113246"><a name="p7164113246"></a><a name="p7164113246"></a>Audio device type</p>
<td class="cellrowborder" valign="top" width="53.92%" headers="mcps1.1.5.1.4 "><p id="p7164113246"><a name="p7164113246"></a><a name="p7164113246"></a>Audio device type.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
<a name="table1368174012225"></a>
<table><thead align="left"><tr id="row17368164018220"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p16368154062213"><a name="p16368154062213"></a><a name="p16368154062213"></a>Type</p>
......@@ -1773,7 +2121,7 @@ Checks whether a device is active. This method uses a promise to return the quer
</thead>
<tbody><tr id="row8368840162213"><td class="cellrowborder" valign="top" width="25.97%" headers="mcps1.1.3.1.1 "><p id="p1436944092212"><a name="p1436944092212"></a><a name="p1436944092212"></a>Promise&lt;boolean&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p113691340122217"><a name="p113691340122217"></a><a name="p113691340122217"></a>Promise used to return the active status of the device</p>
<td class="cellrowborder" valign="top" width="74.03%" headers="mcps1.1.3.1.2 "><p id="p113691340122217"><a name="p113691340122217"></a><a name="p113691340122217"></a>Promise used to return the active status of the device.</p>
</td>
</tr>
</tbody>
......@@ -1787,9 +2135,12 @@ audioManager.isDeviceActive(audio.DeviceType.SPEAKER).then((value) =>
)
```
### setMicrophoneMute\(mute: boolean, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section14703163618122"></a>
Mutes or unmutes the microphone. This method uses an asynchronous callback to return the execution result.
## audioManager.setMicrophoneMute
setMicrophoneMute\(mute: boolean, callback: AsyncCallback<void\>\): void<sup>7+</sup><a name="section14703163618122"></a>
Mutes or unmutes the microphone. This method uses an asynchronous callback to return the result.
**Parameters**
......@@ -1819,13 +2170,13 @@ Mutes or unmutes the microphone. This method uses an asynchronous callback to re
</td>
<td class="cellrowborder" valign="top" width="9.6%" headers="mcps1.1.5.1.3 "><p id="p1570573621213"><a name="p1570573621213"></a><a name="p1570573621213"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="53.31%" headers="mcps1.1.5.1.4 "><p id="p19706103612122"><a name="p19706103612122"></a><a name="p19706103612122"></a>Callback used to return the execution result</p>
<td class="cellrowborder" valign="top" width="53.31%" headers="mcps1.1.5.1.4 "><p id="p19706103612122"><a name="p19706103612122"></a><a name="p19706103612122"></a>Callback used to return the result.</p>
</td>
</tr>
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1841,9 +2192,12 @@ audioManager.setMicrophoneMute(true, (err) => {
})
```
### setMicrophoneMute\(mute: boolean\): Promise<void\><sup>7+</sup><a name="section56287111791"></a>
Mutes or unmutes the microphone. This method uses a promise to return the execution result.
## audioManager.setMicrophoneMute
setMicrophoneMute\(mute: boolean\): Promise<void\><sup>7+</sup><a name="section56287111791"></a>
Mutes or unmutes the microphone. This method uses a promise to return the result.
**Parameters**
......@@ -1870,7 +2224,7 @@ Mutes or unmutes the microphone. This method uses a promise to return the execut
</tbody>
</table>
**Return values**
**Return value**
<a name="table1263113111593"></a>
<table><thead align="left"><tr id="row1863116111998"><th class="cellrowborder" valign="top" width="26.06%" id="mcps1.1.3.1.1"><p id="p17429547125617"><a name="p17429547125617"></a><a name="p17429547125617"></a>Type</p>
......@@ -1881,7 +2235,7 @@ Mutes or unmutes the microphone. This method uses a promise to return the execut
</thead>
<tbody><tr id="row19631511495"><td class="cellrowborder" valign="top" width="26.06%" headers="mcps1.1.3.1.1 "><p id="p963131110911"><a name="p963131110911"></a><a name="p963131110911"></a>Promise&lt;void&gt;</p>
</td>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p2632911495"><a name="p2632911495"></a><a name="p2632911495"></a>Promise used to return the execution result</p>
<td class="cellrowborder" valign="top" width="73.94%" headers="mcps1.1.3.1.2 "><p id="p2632911495"><a name="p2632911495"></a><a name="p2632911495"></a>Promise used to return the result.</p>
</td>
</tr>
</tbody>
......@@ -1895,7 +2249,10 @@ audioManager.setMicrophoneMute(true).then(() =>
)
```
### isMicrophoneMute\(callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section6632141119912"></a>
## audioManager.isMicrophoneMute
isMicrophoneMute\(callback: AsyncCallback<boolean\>\): void<sup>7+</sup><a name="section6632141119912"></a>
Checks whether the microphone is muted. This method uses an asynchronous callback to return the query result.
......@@ -1924,7 +2281,7 @@ Checks whether the microphone is muted. This method uses an asynchronous callbac
</tbody>
</table>
**Return values**
**Return value**
None
......@@ -1940,7 +2297,10 @@ audioManager.isMicrophoneMute((err, value) => {
})
```
### isMicrophoneMute\(\): Promise<boolean\><sup>7+</sup><a name="section196363111918"></a>
## audioManager.isMicrophoneMute
isMicrophoneMute\(\): Promise<boolean\><sup>7+</sup><a name="section196363111918"></a>
Checks whether the microphone is muted. This method uses a promise to return the query result.
......@@ -1948,7 +2308,7 @@ Checks whether the microphone is muted. This method uses a promise to return the
None
**Return values**
**Return value**
<a name="table1563618111590"></a>
<table><thead align="left"><tr id="row1563614111198"><th class="cellrowborder" valign="top" width="25.97%" id="mcps1.1.3.1.1"><p id="p4631195085616"><a name="p4631195085616"></a><a name="p4631195085616"></a>Type</p>
......@@ -1973,64 +2333,1673 @@ audioManager.isMicrophoneMute().then((value) =>
)
```
## AudioDeviceDescriptor<a name="section164657411927"></a>
Describes an audio device.
## audioManager.on
### Attributes<a name="section4947115405"></a>
on(type: 'volumeChange', callback: Callback<VolumeEvent\>): void<sup>8+</sup><a name="onvolumechange"></a>
<a name="table92548495595"></a>
<table><thead align="left"><tr id="row132541749175917"><th class="cellrowborder" valign="top" width="22.65226522652265%" id="mcps1.1.6.1.1"><p id="p925404965919"><a name="p925404965919"></a><a name="p925404965919"></a>Name</p>
</th>
<th class="cellrowborder" valign="top" width="17.021702170217022%" id="mcps1.1.6.1.2"><p id="p325464914599"><a name="p325464914599"></a><a name="p325464914599"></a>Type</p>
</th>
<th class="cellrowborder" valign="top" width="8.720872087208722%" id="mcps1.1.6.1.3"><p id="p025484918596"><a name="p025484918596"></a><a name="p025484918596"></a>Readable</p>
</th>
<th class="cellrowborder" valign="top" width="13.881388138813882%" id="mcps1.1.6.1.4"><p id="p025414499590"><a name="p025414499590"></a><a name="p025414499590"></a>Writable</p>
</th>
<th class="cellrowborder" valign="top" width="37.72377237723772%" id="mcps1.1.6.1.5"><p id="p20254134925912"><a name="p20254134925912"></a><a name="p20254134925912"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row18254849155915"><td class="cellrowborder" valign="top" width="22.65226522652265%" headers="mcps1.1.6.1.1 "><p id="p4909151512710"><a name="p4909151512710"></a><a name="p4909151512710"></a>deviceRole</p>
</td>
<td class="cellrowborder" valign="top" width="17.021702170217022%" headers="mcps1.1.6.1.2 "><p id="p262713618564"><a name="p262713618564"></a><a name="p262713618564"></a><a href="#section380038142619">DeviceRole</a></p>
</td>
<td class="cellrowborder" valign="top" width="8.720872087208722%" headers="mcps1.1.6.1.3 "><p id="p8254749195914"><a name="p8254749195914"></a><a name="p8254749195914"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="13.881388138813882%" headers="mcps1.1.6.1.4 "><p id="p5255549115910"><a name="p5255549115910"></a><a name="p5255549115910"></a>No</p>
</td>
<td class="cellrowborder" valign="top" width="37.72377237723772%" headers="mcps1.1.6.1.5 "><p id="p11973171511560"><a name="p11973171511560"></a><a name="p11973171511560"></a>Audio device role</p>
</td>
</tr>
<tr id="row3558145812553"><td class="cellrowborder" valign="top" width="22.65226522652265%" headers="mcps1.1.6.1.1 "><p id="p1155815580552"><a name="p1155815580552"></a><a name="p1155815580552"></a>deviceType</p>
</td>
<td class="cellrowborder" valign="top" width="17.021702170217022%" headers="mcps1.1.6.1.2 "><p id="p5558165811550"><a name="p5558165811550"></a><a name="p5558165811550"></a><a href="#section11727420122710">DeviceType</a></p>
</td>
<td class="cellrowborder" valign="top" width="8.720872087208722%" headers="mcps1.1.6.1.3 "><p id="p17539151215617"><a name="p17539151215617"></a><a name="p17539151215617"></a>Yes</p>
</td>
<td class="cellrowborder" valign="top" width="13.881388138813882%" headers="mcps1.1.6.1.4 "><p id="p85391712105612"><a name="p85391712105612"></a><a name="p85391712105612"></a>No</p>
</td>
<td class="cellrowborder" valign="top" width="37.72377237723772%" headers="mcps1.1.6.1.5 "><p id="p525718188565"><a name="p525718188565"></a><a name="p525718188565"></a>Audio device type</p>
</td>
</tr>
</tbody>
</table>
Listens for system volume change events. This method uses a callback to get volume change events.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :--------------------------------------------------- |
| type | string | Yes | Type of the playback event to listen for. |
| callback | Callback<VolumeEvent\> | Yes | Callback used to get the system volume change event. |
**Return value**
None
**Example**
```
audioManager.on('volumeChange', (volumeEvent) => {
console.log('VolumeType of stream: ' + volumeEvent.volumeType);
console.log('Volume level: ' + volumeEvent.volume);
console.log('Whether to updateUI: ' + volumeEvent.updateUi);
})
```
## audioManager.on
on(type: 'ringerModeChange', callback: Callback<AudioRingMode\>): void<sup>8+</sup><a name="onringermodechange"></a>
Listens for ringer mode change events. This method uses a callback to get ringer mode changes.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :----------------------- | :-------- | :-------------------------------------------- |
| type | string | Yes | Type of the playback event to listen for. |
| callback | Callback<AudioRingMode\> | Yes | Callback used to get the updated ringer mode. |
**Return value**
None
**Example**
```
audioManager.on('ringerModeChange', (ringerMode) => {
console.log('Updated ringermode: ' + ringerMode);
})
```
# AudioDeviceDescriptor<a name="section164657411927"></a>
Describes an audio device.
## AudioDeviceDescriptors<a name="section5181155710523"></a>
<a name="table169751229266"></a>
<table><thead align="left"><tr id="row169757224268"><th class="cellrowborder" valign="top" width="19.7%" id="mcps1.1.3.1.1"><p id="p19975182202612"><a name="p19975182202612"></a><a name="p19975182202612"></a>Name</p>
</th>
<th class="cellrowborder" valign="top" width="80.30000000000001%" id="mcps1.1.3.1.2"><p id="p109751622132611"><a name="p109751622132611"></a><a name="p109751622132611"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row169751322182613"><td class="cellrowborder" valign="top" width="19.7%" headers="mcps1.1.3.1.1 "><p id="p139751522182616"><a name="p139751522182616"></a><a name="p139751522182616"></a>Device attribute array</p>
</td>
<td class="cellrowborder" valign="top" width="80.30000000000001%" headers="mcps1.1.3.1.2 "><p id="p597532272616"><a name="p597532272616"></a><a name="p597532272616"></a>Array of <strong id="b1463165615308"><a name="b1463165615308"></a><a name="b1463165615308"></a>AudioDeviceDescriptor</strong>s, which is read-only</p>
</td>
</tr>
</tbody>
</table>
type AudioDeviceDescriptors = Array<Readonly<AudioDeviceDescriptor\>\> : void<a name="audiodevicedescriptors"></a>\
<br>
Array of AudioDeviceDescriptors, which is read-only.
## audioDeviceDescriptor.deviceRole
readonly deviceRole: DeviceRole <a name="devicerole-getter"></a>
Defines the role of the device.
| Name | Type | Readable | Writable | Description |
| :--------- | :--------- | :------- | :------- | ------------------ |
| deviceRole | DeviceRole | Yes | No | Audio device role. |
## audioDeviceDescriptor.deviceType
readonly deviceType: DeviceType <a name="devicetype-getter"></a>
Defines the type of the device.
| Name | Type | Readable | Writable | Description |
| :--------- | :--------- | :------- | :------- | ------------------ |
| deviceType | DeviceType | Yes | No | Audio device type. |
```
function deviceProp(audioDeviceDescriptor, index, array) {
deviceRoleValue = audioDeviceDescriptor.deviceRole;
deviceTypeValue = audioDeviceDescriptor.deviceType;
}
deviceRoleValue = null;
deviceTypeValue = null;
const promise = audioManager.getDevices(audio.DeviceFlag.OUTPUT_DEVICES_FLAG);
promise.then(async function (audioDeviceDescriptors) {
console.info('getDevices OUTPUT_DEVICES_FLAG');
audioDeviceDescriptors.forEach(deviceProp);
if (deviceTypeValue != null && deviceRoleValue != null){
console.info('OUTPUT_DEVICES_FLAG : Pass');
expect(true).assertTrue();
}
else{
console.error('OUTPUT_DEVICES_FLAG : fail');
expect(false).assertTrue();
}
});
await promise;
done();
})
```
# AudioRenderer<a name="audiorenderer"></a>
Provides audio playback APIs.
## audioRenderer.state
readonly state: AudioState <sup>8+</sup><a name="rendererstate-getter"></a>
Defines the current render state.
| Name | Type | Readable | Writable | Description |
| :---- | :--------- | :------- | :------- | :------------------ |
| state | AudioState | Yes | No | Audio render state. |
**Example**
```
var state = audioRenderer.state;
```
## audioRenderer.setParams
setParams(params: AudioParameters, callback: AsyncCallback<void\>): void<sup>8+</sup><a name="setparams-asynccallback"></a>
Sets audio parameters for rendering. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :-------------------------------------- |
| params | AudioParameters | Yes | Audio parameters of the file to be set. |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
var audioParams = {
format: audio.AudioSampleFormat.SAMPLE_S16LE,
channels: audio.AudioChannel.STEREO,
samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_16000,
encoding: audio.AudioEncodingType.ENCODING_PCM,
};
audioRenderer.setParams(audioParams, (err)=>{
if (err) {
console.error('Failed to set params. ${err.message}');
return;
}
console.log('Callback invoked to indicate a successful params setting.');
})
```
## audioRenderer.setParams
setParams(params: AudioParameters): Promise<void\><sup>8+</sup><a name="setparams-promise"></a>
Sets audio parameters for rendering. This method uses a promise to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :----- | :-------------- | :-------- | :-------------------------------------- |
| params | AudioParameters | Yes | Audio parameters of the file to be set. |
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
var audioParams = {
format: audio.AudioSampleFormat.SAMPLE_S16LE,
channels: audio.AudioChannel.STEREO,
samplingRate: audio.AudioSamplingRate.SAMPLE_RATE_16000,
encoding: audio.AudioEncodingType.ENCODING_PCM,
};
await audioRenderer.setParams(audioParams);
```
## audioRenderer.getParams
getParams(callback: AsyncCallback<AudioParameters\>): void<sup>8+</sup><a name="getparams-asynccallback"></a>
Gets audio parameters of the renderer. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------------------ | :-------- | :-------------------------------------------- |
| callback | AsyncCallback<AudioParameters\> | Yes | Callback used to return the audio parameters. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.getParams((err, audioParams)=>{
console.log('Renderer GetParams:');
console.log('Renderer format:' + audioParams.format);
console.log('Renderer samplingRate:' + audioParams.samplingRate);
console.log('Renderer channels:' + audioParams.channels);
console.log('Renderer encoding:' + audioParams.encoding);
})
```
## audioRenderer.getParams
getParams(): Promise<AudioParameters\><sup>8+</sup><a name="getparams-promise"></a>
Gets audio parameters of the renderer. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :------------------------ | :------------------------------------------- |
| Promise<AudioParameters\> | Promise used to return the audio parameters. |
**Example**
```
let audioParams = await audioRenderer.getParams();
console.log('Renderer GetParams:');
console.log('Renderer format:' + audioParams.format);
console.log('Renderer samplingRate:' + audioParams.samplingRate);
console.log('Renderer channels:' + audioParams.channels);
console.log('Renderer encoding:' + audioParams.encoding);
```
## audioRenderer.start
start(callback: AsyncCallback<boolean\>): void<sup>8+</sup><a name="start-asynccallback"></a>
Starts the renderer. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :---------------------- | :-------- | :----------------------------------------------------------------------------- |
| callback | AsyncCallback<boolean\> | Yes | Returns true if the renderer is started successfully; returns false otherwise. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.start((err, started)=>{
if (started) {
console.log('Renderer started.');
} else {
console.error('Renderer start rejected.');
}
})
```
## audioRenderer.start
start(): Promise<boolean\><a name="start-promise"><sup>8+</sup></a>
Starts the renderer. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :---------------- | :----------------------------------------------------------------------------- |
| Promise<boolean\> | Returns true if the renderer is started successfully; returns false otherwise. |
**Example**
```
var started = await audioRenderer.start();
if (started) {
console.log('Renderer started');
} else {
console.error('Renderer start rejected');
}
```
## audioRenderer.pause
pause(callback: AsyncCallback<boolean\>): void<sup>8+</sup><a name="pause-asynccallback"></a>
Pauses rendering. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :---------------------- | :-------- | :---------------------------------------------------------------------------- |
| callback | AsyncCallback<boolean\> | Yes | Returns true if the renderer is paused successfully; returns false otherwise. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.pause((err, paused)=>{
if (paused) {
console.log('Renderer paused.');
} else {
console.error('Renderer pause failed');
}
})
```
## audioRenderer.pause
pause(): Promise<boolean\><sup>8+</sup><a name="pause-promise"></a>
Pauses rendering. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :---------------- | :---------------------------------------------------------------------------- |
| Promise<boolean\> | Returns true if the renderer is paused successfully; returns false otherwise. |
**Example**
```
var paused = await audioRenderer.pause();
if (paused) {
console.log('Renderer paused');
} else {
console.error('Renderer pause failed');
}
```
## audioRenderer.drain
drain(callback: AsyncCallback<boolean\>): void<sup>8+</sup><a name="drain-asynccallback"></a>
Drains the playback buffer. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :---------------------- | :-------- | :--------------------------------------------------------------------------- |
| callback | AsyncCallback<boolean\> | Yes | Returns true if the buffer is drained successfully; returns false otherwise. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.drain((err, drained)=>{
if (drained) {
console.log('Renderer drained.');
} else {
console.error('Renderer drain failed');
}
})
```
## audioRenderer.drain
drain(): Promise<boolean\><sup>8+</sup><a name="drain-promise"></a>
Drains the playback buffer. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :---------------- | :--------------------------------------------------------------------------- |
| Promise<boolean\> | Returns true if the buffer is drained successfully; returns false otherwise. |
**Example**
```
var drained = await audioRenderer.drain();
if (drained) {
console.log('Renderer drained');
} else {
console.error('Renderer drain failed');
}
```
## audioRenderer.stop
stop(callback: AsyncCallback<boolean\>): void<sup>8+</sup><a name="stop-asynccallback"></a>
Stops rendering. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :---------------------- | :-------- | :------------------------------------------------------------------------------ |
| callback | AsyncCallback<boolean\> | Yes | Returns true if the rendering is stopped successfully; returns false otherwise. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.stop((err, stopped)=>{
if (stopped) {
console.log('Renderer stopped.');
} else {
console.error('Renderer stop failed');
}
})
```
## audioRenderer.stop
stop(): Promise<boolean\><sup>8+</sup><a name="stop-promise"></a>
Stops rendering. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :---------------- | :------------------------------------------------------------------------------ |
| Promise<boolean\> | Returns true if the rendering is stopped successfully; returns false otherwise. |
**Example**
```
var stopped = await audioRenderer.stop();
if (stopped) {
console.log('Renderer stopped');
} else {
console.error('Renderer stop failed');
}
```
## audioRenderer.release
release(callback: AsyncCallback<boolean\>): void<sup>8+</sup><a name="release-asynccallback"></a>
Releases the renderer. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :---------------------- | :-------- | :------------------------------------------------------------------------------ |
| callback | AsyncCallback<boolean\> | Yes | Returns true if the renderer is released successfully; returns false otherwise. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.release((err, released)=>{
if (released) {
console.log('Renderer released.');
} else {
console.error('Renderer release failed');
}
})
```
## audioRenderer.release
release(): Promise<boolean\><sup>8+</sup><a name="release-promise"></a>
Releases the renderer. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :---------------- | :------------------------------------------------------------------------------ |
| Promise<boolean\> | Returns true if the renderer is released successfully; returns false otherwise. |
**Example**
```
var released = await audioRenderer.release();
if (released) {
console.log('Renderer released');
} else {
console.error('Renderer release failed');
}
```
## audioRenderer.write
write(buffer: ArrayBuffer, callback: AsyncCallback<number\>): void<sup>8+</sup><a name="write-asynccallback"></a>
Writes the buffer. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :---------------------- | :-------- | :--------------------------------------------------------------------------------------------------- |
| buffer | ArrayBuffer | Yes | Buffer to be written. |
| callback | AsyncCallback<boolean\> | Yes | Returns the number of bytes written if the operation is successful; returns an error code otherwise. |
| | | | |
**Return value**
None
**Example**
```
let ss = fileio.createStreamSync(filePath, 'r');
let buf = new ArrayBuffer(bufferSize);
ss.readSync(buf);
audioRenderer.write(buf, (err, writtenbytes)=>{
if (writtenbytes < 0) {
console.error('write failed.');
} else {
console.log('Actual written bytes: ' + writtenbytes);
}
})
```
## audioRenderer.write
write(buffer: ArrayBuffer): Promise<number\><sup>8+</sup><a name="write-promise"></a>
Writes the buffer. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :--------------------------------------------------------------------------------------------------- |
| Promise<number\> | Returns the number of bytes written if the operation is successful; returns an error code otherwise. |
**Example**
```
let ss = fileio.createStreamSync(filePath, 'r');
let buf = new ArrayBuffer(bufferSize);
ss.readSync(buf);
let writtenbytes = await audioRenderer.write(buf);
if (writtenbytes < 0) {
console.error('write failed.');
} else {
console.log('Actual written bytes: ' + writtenbytes);
}
```
## audioRenderer.getAudioTime
getAudioTime(callback: AsyncCallback<number\>): void<sup>8+</sup><a name="getaudiotime-asynccallback"></a>
Obtains the timestamp. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :------------------------------------- |
| callback | AsyncCallback<number\> | Yes | Callback used to return the timestamp. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.getAudioTime((err, timestamp)=>{
console.log('Current timestamp: ' + timestamp);
})
```
## audioRenderer.getAudioTime
getAudioTime(): Promise<number\><sup>8+</sup><a name="getaudiotime-promise"></a>
Obtains the timestamp. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :------------------------------------ |
| Promise<number\> | Promise used to return the timestamp. |
**Example**
```
let timestamp = await audioRenderer.getAudioTime();
console.log('Current timestamp: ' + timestamp);
```
## audioRenderer.getBufferSize
getBufferSize(callback: AsyncCallback<number\>): void<sup>8+</sup><a name="getbuffersize-asynccallback"></a>
Obtains a reasonable minimum buffer size for rendering. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :--------------------------------------- |
| callback | AsyncCallback<number\> | Yes | Callback used to return the buffer size. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.getBufferSize((err, bufferSize)=>{
if (err) {
console.error('getBufferSize error');
}
})
let buf = new ArrayBuffer(bufferSize);
ss.readSync(buf);
```
## audioRenderer.getBufferSize
getBufferSize(): Promise<number\><sup>8+</sup><a name="getbuffersize-promise"></a>
Obtains a reasonable minimum buffer size for rendering. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :-------------------------------------- |
| Promise<number\> | Promise used to return the buffer size. |
**Example**
```
var bufferSize = await audioRenderer.getBufferSize();
let buf = new ArrayBuffer(bufferSize);
ss.readSync(buf);
```
## audioRenderer.setRenderRate
setRenderRate(rate: AudioRendererRate, callback: AsyncCallback<void\>): void<sup>8+</sup><a name="setrenderrate-asynccallback"></a>
Sets the render rate. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| rate | AudioRendererRate | Yes | Audio render rate. |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.setRenderRate(audio.AudioRendererRate.RENDER_RATE_NORMAL, (err)=> {
if (err) {
console.error('Failed to set params');
} else {
console.log('Callback invoked to indicate a successful render rate setting.');
}
})
```
## audioRenderer.setRenderRate
setRenderRate(rate: AudioRendererRate): Promise<void\><sup>8+</sup><a name="setrenderrate-promise"></a>
Sets the render rate. This method uses a promise to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :--- | :---------------- | :-------- | :----------------- |
| rate | AudioRendererRate | Yes | Audio render rate. |
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await audioRenderer.setRenderRate(audio.AudioRendererRate.RENDER_RATE_NORMAL);
```
## audioRenderer.getRenderRate
getRenderRate(callback: AsyncCallback<AudioRendererRate\>): void<sup>8+</sup><a name="getrenderrate-asynccallback"></a>
Obtains the current render rate. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :-------------------------------- | :-------- | :--------------------------------------------- |
| callback | AsyncCallback<AudioRendererRate\> | Yes | Callback used to return the audio render rate. |
| | | | |
**Return value**
None
**Example**
```
audioRenderer.getRenderRate((err, renderrate)=>{
console.log('getRenderRate: ' + renderrate);
})
```
## audioRenderer.getRenderRate
getRenderRate(): Promise<AudioRendererRate\><a name="getrenderrate-promise"><sup>8+</sup></a>
Obtains the current render rate. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :-------------------------- | :-------------------------------------------- |
| Promise<AudioRendererRate\> | Promise used to return the audio render rate. |
**Example**
```
let renderRate = await audioRenderer.getRenderRate();
console.log('getRenderRate: ' + renderrate);
```
## audioRenderer.on
on(type: 'interrupt', callback: Callback<InterruptEvent\>): void<sup>8+</sup><a name="oninterrupt"></a>
Listens for audio interrupt events. This method uses a callback to get interrupt events. The interrupt event is triggered when audio playback is interrupted.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------------ | :-------- | :---------------------------------------------- |
| type | string | Yes | Type of the playback event to listen for. |
| callback | Callback<InterruptEvent\> | Yes | Callback used to listen for interrupt callback. |
**Return value**
None
**Example**
```
audioRenderer.on('interrupt', (interruptEvent) => {
if (interruptEvent.forceType == audio.InterruptForceType.INTERRUPT_FORCE) {
switch (interruptEvent.hintType) {
case audio.InterruptHint.INTERRUPT_HINT_PAUSE:
console.log('Force paused. Stop writing');
isPlay = false;
break;
case audio.InterruptHint.INTERRUPT_HINT_STOP:
console.log('Force stopped. Stop writing');
isPlay = false;
break;
}
} else if (interruptEvent.forceType == audio.InterruptForceType.INTERRUPT_SHARE) {
switch (interruptEvent.hintType) {
case audio.InterruptHint.INTERRUPT_HINT_RESUME:
console.log('Resume force paused renderer or ignore');
startRenderer();
break;
case audio.InterruptHint.INTERRUPT_HINT_PAUSE:
console.log('Choose to pause or ignore');
pauseRenderer();
break;
}
}
})
```
## SystemSoundManager<a name="systemsoundmanager"></a>
## systemSoundManager.setSystemRingtoneUri
setSystemRingtoneUri(context: Context, uri: string, type: RingtoneType, callback: AsyncCallback<void\>): void<sup>8+</sup><a name="setsystemringtoneuri-asynccallback"></a>
Sets the system ringtone URI. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| context | Context | Yes | Current application context. |
| uri | string | Yes | Ringtone URI to be set. |
| type | RingtoneType | Yes | Ringtone type to be set. |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.setSystemRingtoneUri(null, '/data/media/Ringtonetone.wav',
audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err)=> {
if (err) {
console.error('Failed to setSystemRingtoneUri');
} else {
console.log('Callback invoked to indicate a successful system ringtone URI setting.');
}
})
```
## systemSoundManager.setSystemRingtoneUri
setSystemRingtoneUri(context: Context, uri: string, type: RingtoneType): Promise<void\><sup>8+</sup><a name="setsystemringtoneuri-promise"></a>
Sets the system ringtone URI. This method uses a promise to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------ | :----------- | :-------- | :--------------------------- |
| context | Context | Yes | Current application context. |
| uri | string | Yes | Ringtone URI to be set. |
| type | RingtoneType | Yes | Ringtone type to be set. |
| | | | |
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await systemSoundManager.setSystemRingtoneUri(null, '/data/media/Ringtone.wav', audio.RingtoneType.RINGTONE_TYPE_DEFAULT);
```
## systemSoundManager.getSystemRingtoneUri
getSystemRingtoneUri(context: Context, type: RingtoneType, callback: AsyncCallback<string\>): void<sup>8+</sup><a name="getsystemringtoneuri-asynccallback"></a>
Obtains the system ringtone URI. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :---------------------------------- |
| context | Context | Yes | Current application context. |
| type | RingtoneType | Yes | Ringtone type to be obtained. |
| callback | AsyncCallback<string\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemRingtoneUri(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err, ringtoneUri)=>{
if (err) {
console.err('getSystemRingtoneUri failed');
} else {
console.log('getSystemRingtoneUri success: ' + ringtoneUri);
}
})
```
## systemSoundManager.getSystemRingtoneUri
getSystemRingtoneUri(context: Context, type: RingtoneType): Promise<string\><a name="getsystemringtoneuri-promise"><sup>8+</sup></a>
Obtains the system ringtone URI. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :-------------------------------- |
| Promise<string\> | Promise used to the ringtone URI. |
**Example**
```
let ringtoneUri = await systemSoundManager.getSystemRingtoneUri(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT);
if (ringtoneUri == '/data/media/Believer60s.wav') {
console.log('getSystemRingtoneUri success: ' + uri);
} else {
console.log('getSystemRingtoneUri fail: ' + uri);
}
```
## systemSoundManager.getSystemRingtonePlayer
getSystemRingtonePlayer(context: Context, type: RingtoneType, callback: AsyncCallback<RingtonePlayer\>): void<sup>8+</sup><a name="getsystemringtoneplayer-asynccallback"></a>
Obtains the ringtone player. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------------------ | :-------- | :---------------------------------------- |
| context | Context | Yes | Current application context. |
| type | RingtoneType | Yes | Ringtone type to be obtained. |
| callback | AsyncCallback<RingtonePlayer\>) | Yes | Ringtone player maintained in the system. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemRingtonePlayer(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err, ringtonePlayer)=>{
if (err) {
console.err('getSystemRingtonePlayer failed');
} else {
console.log('getSystemRingtonePlayer success: ');
}
})
```
## systemSoundManager.getSystemRingtonePlayer
getSystemRingtonePlayer(context: Context, type: RingtoneType): Promise<RingtonePlayer\><a name="getsystemringtoneplayer-promise"><sup>8+</sup></a>
Obtains the ringtone player. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :----------------------- | :--------------------------------------- |
| Promise<RingtonePlayer\> | Promise used return the ringtone player. |
**Example**
```
let ringtonePlayer = await systemSoundManager.getSystemRingtoneUri(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT);
```
## systemSoundManager.setSystemNotificationUri
setSystemNotificationUri(context: Context, uri: string, callback: AsyncCallback<void\>): void<sup>8+</sup><a name="setsystemnotificationuri-asynccallback"></a>
Sets the system notification URI. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| context | Context | Yes | Current application context. |
| uri | string | Yes | System notification URI to be set. |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.setSystemNotificationUri(null, '/data/media/Notification.wav'), (err)=> {
if (err) {
console.error('Failed to setSystemNotificationUri');
} else {
console.log('Callback invoked to indicate a successful system notification URI setting.');
}
})
```
## systemSoundManager.setSystemNotificationUri
setSystemNotificationUri(context: Context, uri: string): Promise<void\><sup>8+</sup><a name="setsystemnotificationuri-promise"></a>
Sets the system notification URI. This method uses a promise to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------ | :------ | :-------- | :--------------------------------- |
| context | Context | Yes | Current application context. |
| uri | string | Yes | System notification URI to be set. |
| | | | |
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await systemSoundManager.setSystemNotificationUri(null, '/data/media/Notification.wav');
```
## systemSoundManager.getSystemNotificationUri
getSystemNotificationUri(context: Context, callback: AsyncCallback<string\>): void<sup>8+</sup><a name="getsystemnotificationuri-asynccallback"></a>
Obtains the system notification URI. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :--------------------------------------------------- |
| context | Context | Yes | Current application context. |
| callback | AsyncCallback<string\> | Yes | Callback used to return the system notification URI. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemNotificationUri(null, (err, notificationUri)=>{
if (err) {
console.err('getSystemNotificationUri failed');
} else {
console.log('getSystemNotificationUri success: ' + notificationUri);
}
})
```
## systemSoundManager.getSystemNotificationUri
getSystemNotificationUri(context: Context): Promise<string\><a name="getsystemnotificationuri-promise"><sup>8+</sup></a>
Obtains the system notification URI. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :-------------------------------------------------- |
| Promise<string\> | Promise used to return the system notification URI. |
**Example**
```
let notificationUri = await systemSoundManager.getSystemNotificationUri(null);
console.log('getSystemNotificationUri : ' + uri);
```
## systemSoundManager.setSystemAlarmUri
setSystemAlarmUri(context: Context, uri: string, callback: AsyncCallback<void\>): void<sup>8+</sup><a name="setsystemalarmuri-asynccallback"></a>
Sets the system alarm URI. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| context | Context | Yes | Current application context. |
| uri | string | Yes | System alarm URI to be set. |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.setSystemAlarmUri(null, '/data/media/Alarm.wav'), (err)=> {
if (err) {
console.error('Failed to setSystemAlarmUri');
} else {
console.log('Callback invoked to indicate a successful system alarm URI setting.');
}
})
```
## systemSoundManager.setSystemAlarmUri
setSystemAlarmUri(context: Context, uri: string): Promise<void\><sup>8+</sup><a name="setsystemalarmuri-promise"></a>
Sets the system alarm URI. This method uses a promise to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------ | :------ | :-------- | :--------------------------- |
| context | Context | Yes | Current application context. |
| uri | string | Yes | System alarm URI to be set. |
| | | | |
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await systemSoundManager.setSystemAlarmUri(null, '/data/media/Alarm.wav');
```
## systemSoundManager.getSystemAlarmUri
getSystemAlarmUri(context: Context, callback: AsyncCallback<string>): void<sup>8+</sup><a name="getsystemalarmuri-asynccallback"></a>
Obtains the system alarm URI. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :-------------------------------------------- |
| context | Context | Yes | Current application context. |
| callback | AsyncCallback<string\> | Yes | Callback used to return the system alarm URI. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemAlarmUri(null, (err, alarmUri)=>{
if (err) {
console.err('getSystemAlarmUri failed');
} else {
console.log('getSystemAlarmUri success: ' + alarmUri);
}
})
```
## systemSoundManager.getSystemAlarmUri
getSystemAlarmUri(context: Context): Promise<string\><a name="getsystemalarmuri-promise"><sup>8+</sup></a>
Obtains the system alarm URI. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :------------------------------------------- |
| Promise<string\> | Promise used to return the system alarm URI. |
**Example**
```
let alarmUri = await systemSoundManager.getSystemAlarmUri(null);
console.log('getSystemAlarmUri success: ' + alarmUri);
```
# RingtonePlayer<a name="ringtoneplayer"></a>
## ringtonePlayer.state
readonly state: AudioState <sup>8+</sup><a name="ringtoneplayerstate-getter"></a>
Defines the current ringtone player state.
| Name | Type | Readable | Writable | Description |
| :---- | :--------- | :------- | :------- | :--------------------- |
| state | AudioState | Yes | No | Ringtone player state. |
**Example**
```
systemSoundManager.getSystemRingtonePlayer(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err, ringtonePlayer)=>{
if (err) {
console.err('getSystemRingtonePlayer failed');
return;
} else {
console.log('getSystemRingtonePlayer success');
}
});
var state = ringtonePlayer.state;
```
## ringtonePlayer.getTitle
getTitle(callback: AsyncCallback<string\>): void<sup>8+</sup><a name="gettitle-asynccallback"></a>
Obtains the title of the ringtone. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :--------------------- | :-------- | :------------------------------------------------- |
| callback | AsyncCallback<string\> | Yes | Callback used to return the title of the ringtone. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemRingtonePlayer(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err, ringtonePlayer)=>{
if (err) {
console.err('getSystemRingtonePlayer failed');
return;
} else {
console.log('getSystemRingtonePlayer success');
}
});
ringtonePlayer.getTitle((err, title)=>{
if (err) {
console.err('getTitle failed');
} else {
console.log('getTitle success: ' + title);
}
})
```
## ringtonePlayer.getTitle
getTitle(): Promise<string\><a name="gettitle-promise"><sup>8+</sup></a>
Obtains the title of the ringtone. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :--------------- | :------------------------------------------------ |
| Promise<string\> | Promise used to return the title of the ringtone. |
**Example**
```
let ringtonePlayer = await systemSoundManager.getSystemRingtoneUri(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT);
let title = await ringtonePlayer.getTitle();
```
## ringtonePlayer.getAudioRendererInfo
getAudioRendererInfo(callback: AsyncCallback<AudioRendererInfo\>): void<sup>8+</sup><a name="getaudiorendererinfo-asynccallback"></a>
Obtains the audio renderer information. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :-------------------------------- | :-------- | :------------------------------------------------------ |
| callback | AsyncCallback<AudioRendererInfo\> | Yes | Callback used to return the audio renderer information. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemRingtonePlayer(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err, ringtonePlayer)=>{
if (err) {
console.err('getSystemRingtonePlayer failed');
return;
} else {
console.log('getSystemRingtonePlayer success: ');
}
});
ringtonePlayer.getAudioRendererInfo((err, rendererInfo)=>{
if (err) {
console.err('getAudioRendererInfo failed');
} else {
console.log('getAudioRendererInfo success');
}
});
```
## ringtonePlayer.getAudioRendererInfo
getAudioRendererInfo(): Promise<AudioRendererInfo\><a name="gettitle-promise"><sup>8+</sup></a>
Obtains the audio renderer information. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :-------------------------- | :----------------------------------------------------- |
| Promise<AudioRendererInfo\> | Promise used to return the audio renderer information. |
**Example**
```
let ringtonePlayer = await systemSoundManager.getSystemRingtoneUri(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT);
let rendererInfo = await ringtonePlayer.getAudioRendererInfo();
```
## ringtonePlayer.configure
configure(options: RingtoneOptions, callback: AsyncCallback<void>): void<sup>8+</sup><a name="configure-asynccallback"></a>
Configures ringtone options. This method uses an asynchronous callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| options | RingtoneOptions | Yes | Ringtone options. |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
systemSoundManager.getSystemRingtonePlayer(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT, (err, ringtonePlayer)=>{
if (err) {
console.err('getSystemRingtonePlayer failed');
return;
} else {
console.log('getSystemRingtonePlayer success: ');
}
});
let ringtoneOptions = {
volume: 1,
loop: false
};
ringtonePlayer.configure(ringtoneOptions, (err)=> {
if (err) {
console.error('Failed to configure ringtone options');
} else {
console.log('Callback invoked to indicate a successful ringtone options configuration.');
}
})
```
## ringtonePlayer.configure
configure(options: RingtoneOptions): Promise<void\><sup>8+</sup><a name="configure-promise"></a>
Configures ringtone options. This method uses a promise to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------ | :-------------- | :-------- | :---------------- |
| options | RingtoneOptions | Yes | Ringtone options. |
| | | | |
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
let ringtonePlayer = await systemSoundManager.getSystemRingtoneUri(null, audio.RingtoneType.RINGTONE_TYPE_DEFAULT);
let ringtoneOptions = {
volume: 1,
loop: false
};
await ringtonePlayer.configure(ringtoneOptions);
```
## ringtonePlayer.start
start(callback: AsyncCallback<void\>): void<sup>8+</sup><a name="startringtoneplayer-asynccallback"></a>
Starts playing ringtone. This method uses a callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
ringtonePlayer.start((err)=> {
if (err) {
console.error('Failed to start playing ringtone');
} else {
console.log('Ringtone start playing successfully.');
}
})
```
## ringtonePlayer.start
start(): Promise<void\><sup>8+</sup><a name="startringtoneplayer-promise"></a>
Starts playing ringtone. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await ringtonePlayer.start();
```
## ringtonePlayer.stop
stop(callback: AsyncCallback<void\>): void<sup>8+</sup><a name="stopringtoneplayer-asynccallback"></a>
Stops playing ringtone. This method uses a callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
ringtonePlayer.stop((err)=> {
if (err) {
console.error('Failed to stop playing ringtone');
} else {
console.log('Ringtone stop playing successfully.');
}
})
```
## ringtonePlayer.stop
stop(): Promise<void\><sup>8+</sup><a name="stopringtoneplayer-promise"></a>
Stops playing ringtone. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await ringtonePlayer.stop();
```
## ringtonePlayer.release
release(callback: AsyncCallback<void\>): void<sup>8+</sup><a name="releaseringtoneplayer-asynccallback"></a>
Releases ringtone player resources. This method uses a callback to return the result.
**Parameters**
| Name | Type | Mandatory | Description |
| :------- | :------------------- | :-------- | :---------------------------------- |
| callback | AsyncCallback<void\> | Yes | Callback used to return the result. |
| | | | |
**Return value**
None
**Example**
```
ringtonePlayer.release((err)=> {
if (err) {
console.error('Failed to release ringtone player resource');
} else {
console.log('Release ringtone player resource successfully.');
}
})
```
## ringtonePlayer.release
release(): Promise<void\><sup>8+</sup><a name="releaseringtoneplayer-promise"></a>
Releases ringtone player resource. This method uses a promise to return the result.
**Parameters**
None
**Return value**
| Type | Description |
| :------------- | :--------------------------------- |
| Promise<void\> | Promise used to return the result. |
**Example**
```
await ringtonePlayer.release();
```
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