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!2203 Done! js-apis-media增量翻译 

Merge pull request !2203 from wusongqing/TR2140
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en/application-dev/media/audio-playback.md
浏览文件 @ f5332512
......@@ -22,7 +22,7 @@ For details about the APIs used for audio playback, see [js-apis-media.md](../re
The full audio playback process includes creating an instance, setting the URI, playing audio, seeking to the playback position, setting the volume, pausing playback, obtaining track information, stopping playback, resetting resources, and releasing resources.
For details about the **src** media source input types supported by **AudioPlayer**, see the [src attribute](../reference/apis/js-apis-media.md#audioplayer_Attributes).
For details about the **src** media source input types supported by **AudioPlayer**, see the [src attribute](../reference/apis/js-apis-media.md#audioplayer_attributes).
```js
import media from '@ohos.multimedia.media'
......
en/application-dev/reference/apis/js-apis-media.md
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......@@ -71,7 +71,7 @@ media.createVideoPlayer((error, video) => {
## media.createVideoPlayer<sup>8+</sup>
createVideoPlayer: Promise<[VideoPlayer](#videoplayer8)>
createVideoPlayer(): Promise<[VideoPlayer](#videoplayer8)>
Creates a **VideoPlayer** instance in asynchronous mode. This API uses a promise to return the result.
......@@ -156,7 +156,7 @@ media.createVideoRecorder((error, video) => {
## media.createVideoRecorder<sup>8+</sup>
createVideoRecorder: Promise<[VideoRecorder](#videorecorder8)>
createVideoRecorder(): Promise<[VideoRecorder](#videorecorder8)>
Creates a **VideoRecorder** instance in asynchronous mode. This API uses a promise to return the result.
......@@ -196,66 +196,80 @@ await media.createVideoRecorder.then((video) => {
Enumerates the media error codes.
| Name | Value | Description |
| -------------------------- | ---- | ------------------------------------------------------------ |
| MSERR_OK | 0 | The operation is successful.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_NO_MEMORY | 1 | Failed to allocate memory. The system may have no available memory.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_OPERATION_NOT_PERMIT | 2 | No permission to perform this operation.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_INVALID_VAL | 3 | Invalid input parameter.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_IO | 4 | An I/O error occurs.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_TIMEOUT | 5 | The operation times out.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_UNKNOWN | 6 | An unknown error occurs.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_SERVICE_DIED | 7 | Invalid server.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_INVALID_STATE | 8 | The operation is not allowed in the current state.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MSERR_UNSUPPORTED | 9 | The operation is not supported in the current version.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| -------------------------- | ---- | -------------------------------------- |
| MSERR_OK | 0 | The operation is successful. |
| MSERR_NO_MEMORY | 1 | Failed to allocate memory. The system may have no available memory.|
| MSERR_OPERATION_NOT_PERMIT | 2 | No permission to perform this operation. |
| MSERR_INVALID_VAL | 3 | Invalid input parameter. |
| MSERR_IO | 4 | An I/O error occurs. |
| MSERR_TIMEOUT | 5 | The operation times out. |
| MSERR_UNKNOWN | 6 | An unknown error occurs. |
| MSERR_SERVICE_DIED | 7 | Invalid server. |
| MSERR_INVALID_STATE | 8 | The operation is not allowed in the current state. |
| MSERR_UNSUPPORTED | 9 | The operation is not supported in the current version. |
## MediaType<sup>8+</sup>
Enumerates the media types.
| Name | Value | Description |
| -------------- | ---- | ------------------------------------------------------------ |
| MEDIA_TYPE_AUD | 0 | Media.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MEDIA_TYPE_VID | 1 | Video.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| -------------- | ---- | ---------- |
| MEDIA_TYPE_AUD | 0 | Media.|
| MEDIA_TYPE_VID | 1 | Video.|
## CodecMimeType<sup>8+</sup>
Enumerates the codec MIME types.
| Name | Value | Description |
| ------------ | ----------------- | ------------------------------------------------------------ |
| VIDEO_MPEG4 | "video/mp4v-es" | Video in MPEG-4 format.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| AUDIO_AAC | "audio/mp4a-latm" | Audio in MP4A-LATM format.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| AUDIO_VORBIS | "audio/vorbis" | Audio in Vorbis format.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| AUDIO_FLAC | "audio/flac" | Audio in FLAC format.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| ------------ | --------------------- | ------------------------------------------------------------ |
| VIDEO_H263 | 'video/h263' | Video in H.263 format.|
| VIDEO_AVC | 'video/avc' | Video in AVC format.|
| VIDEO_MPEG2 | 'video/mpeg2' | Video in MPEG-2 format.|
| VIDEO_MPEG4 | 'video/mp4v-es' | Video in MPEG-4 format.|
| VIDEO_VP8 | 'video/x-vnd.on2.vp8' | Video in VP8 format.|
| AUDIO_AAC | "audio/mp4a-latm" | Audio in MP4A-LATM format.|
| AUDIO_VORBIS | 'audio/vorbis' | Audio in Vorbis format.|
| AUDIO_FLAC | 'audio/flac' | Audio in FLAC format.|
## MediaDescriptionKey<sup>8+</sup>
Enumerates the media description keys.
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| ------------------------ | --------------- | ------------------------------------------------------------ |
| MD_KEY_TRACK_INDEX | "track_index" | Track index, which is a number.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_TRACK_TYPE | "track_type" | Track type, which is a number. For details, see [MediaType](#mediatype8).<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_CODEC_MIME | "codec_mime" | Codec MIME type, which is a string.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_DURATION | "duration" | Media duration, which is a number, in units of ms.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_BITRATE | "bitrate" | Bit rate, which is a number, in units of bit/s.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_WIDTH | "width" | Video width, which is a number, in units of pixel.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_HEIGHT | "height" | Video height, which is a number, in units of pixel.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_FRAME_RATE | "frame_rate" | Video frame rate, which is a number, in units of 100 fps.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_AUD_CHANNEL_COUNT | "channel_count" | Number of audio channels, which is a number.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_AUD_SAMPLE_RATE | "sample_rate" | Sampling rate, which is a number, in units of Hz.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| MD_KEY_TRACK_INDEX | "track_index" | Track index, which is a number. |
| MD_KEY_TRACK_TYPE | "track_type" | Track type, which is a number. For details, see [MediaType](#mediatype8).|
| MD_KEY_CODEC_MIME | "codec_mime" | Codec MIME type, which is a string. |
| MD_KEY_DURATION | "duration" | Media duration, which is a number, in units of ms. |
| MD_KEY_BITRATE | "bitrate" | Bit rate, which is a number, in units of bit/s. |
| MD_KEY_WIDTH | "width" | Video width, which is a number, in units of pixel. |
| MD_KEY_HEIGHT | "height" | Video height, which is a number, in units of pixel. |
| MD_KEY_FRAME_RATE | "frame_rate" | Video frame rate, which is a number, in units of 100 fps. |
| MD_KEY_AUD_CHANNEL_COUNT | "channel_count" | Number of audio channels, which is a number. |
| MD_KEY_AUD_SAMPLE_RATE | "sample_rate" | Sampling rate, which is a number, in units of Hz. |
## BufferingInfoType<sup>8+</sup>
Enumerates the buffering event types.
| Name | Value | Description |
| ----------------- | ---- | ------------------------------------------------------------ |
| BUFFERING_START | 1 | Buffering starts.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| BUFFERING_END | 2 | Buffering ends.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| BUFFERING_PERCENT | 3 | Buffering progress, in percent.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| CACHED_DURATION | 4 | Cache duration, in milliseconds.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| ----------------- | ---- | -------------------------- |
| BUFFERING_START | 1 | Buffering starts. |
| BUFFERING_END | 2 | Buffering ends. |
| BUFFERING_PERCENT | 3 | Buffering progress, in percent. |
| CACHED_DURATION | 4 | Cache duration, in milliseconds.|
## AudioPlayer
......@@ -263,15 +277,17 @@ Provides methods to manage and play audio. Before calling a method of **AudioPla
For details about the audio playback demo, see [Audio Playback Development](../../media/audio-playback.md).
### Attributes<a name=audioplayer_Attributes></a>
### Attributes<a name=audioplayer_attributes></a>
**System capability**: SystemCapability.Multimedia.Media.AudioPlayer
| Name | Type | Readable| Writable| Description |
| ----------- | ------------------------- | ---- | ---- | ------------------------------------------------------------ |
| src | string | Yes | Yes | Audio media URI. The mainstream audio formats (MP4, AAC, MP3, and OGG) are supported.<br>**Example of supported URIs**:<br>1. FD playback: fd://xxx<br>![en-us_image_0000001164217678](figures/en-us_image_url.png)<br>2. HTTP network playback path (under development)<br>3. HLS network playback path (under development)<br>**Note**:<br>To use media materials, you must declare the read permission. Otherwise, the media materials cannot be played properly.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| loop | boolean | Yes | Yes | Whether to loop audio playback. The value **true** means to loop audio playback, and **false** means the opposite.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| currentTime | number | Yes | No | Current audio playback position.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| duration | number | Yes | No | Audio duration.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| state | [AudioState](#audiostate) | Yes | No | Audio playback state.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| src | string | Yes | Yes | Audio media URI. The mainstream audio formats (MPEG-4, AAC, MPEG-3, OGG, and WAV) are supported.<br>**Example of supported URIs**:<br>1. FD playback: fd://xx<br>![en-us_image_0000001164217678](figures/en-us_image_url.png)<br>2. HTTP network playback: http://xx<br>3. HLS network playback path (under development)<br>**Note**:<br>To use media materials, you must declare the read permission. Otherwise, the media materials cannot be played properly.|
| loop | boolean | Yes | Yes | Whether to loop audio playback. The value **true** means to loop audio playback, and **false** means the opposite. |
| currentTime | number | Yes | No | Current audio playback position. |
| duration | number | Yes | No | Audio duration. |
| state | [AudioState](#audiostate) | Yes | No | Audio playback state. |
### play<a name=audioplayer_play></a>
......@@ -639,13 +655,15 @@ audioPlayer.setVolume(3); // Set volume to an invalid value to trigger the 'erro
Enumerates the audio playback states. You can obtain the state through the **state** attribute.
| Name | Type | Description |
| ------------------ | ------ | ------------------------------------------------------------ |
| idle | string | The audio player is idle.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| playing | string | Audio playback is in progress.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| paused | string | Audio playback is paused.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| stopped | string | Audio playback is stopped.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
| error<sup>8+</sup> | string | Audio playback is in the error state.<br>**System capability**: SystemCapability.Multimedia.Media.AudioPlayer|
**System capability**: SystemCapability.Multimedia.Media.AudioPlayer
| Name | Type | Description |
| ------------------ | ------ | -------------- |
| idle | string | The audio player is idle.|
| playing | string | Audio playback is in progress.|
| paused | string | Audio playback is paused.|
| stopped | string | Audio playback is stopped.|
| error<sup>8+</sup> | string | Audio playback is in the error state. |
## VideoPlayer<sup>8+</sup>
......@@ -655,15 +673,17 @@ For details about the video playback demo, see [Video Playback Development](../.
### Attributes<a name=videoplayer_attributes></a>
**System capability**: SystemCapability.Multimedia.Media.VideoPlayer
| Name | Type | Readable| Writable| Description |
| ------------------------ | ---------------------------------- | ---- | ---- | ------------------------------------------------------------ |
| url<sup>8+</sup> | string | Yes | Yes | Video media URL. The mainstream video formats (MPEG-4, MPEG-TS, WebM, and MKV) are supported.<br>**Example of supported URIs**:<br>1. FD playback: fd://xxx<br>![en-us_image_0000001164217678](figures/en-us_image_url.png)<br>**Note**:<br>To use media materials, you must declare the read permission. Otherwise, the media materials cannot be played properly.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| loop<sup>8+</sup> | boolean | Yes | Yes | Whether to loop video playback. The value **true** means to loop video playback, and **false** means the opposite.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| currentTime<sup>8+</sup> | number | Yes | No | Current video playback position.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| duration<sup>8+</sup> | number | Yes | No | Video duration. The value **-1** indicates the live streaming mode.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| state<sup>8+</sup> | [VideoPlayState](#videoplaystate8) | Yes | No | Video playback state.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| width<sup>8+</sup> | number | Yes | No | Video width.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| height<sup>8+</sup> | number | Yes | No | Video height.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| url<sup>8+</sup> | string | Yes | Yes | Video media URL. The mainstream video formats (MPEG-4, MPEG-TS, WebM, and MKV) are supported.<br>**Example of supported URIs**:<br>1. FD playback: fd://xx<br>![en-us_image_0000001164217678](figures/en-us_image_url.png)<br>2. HTTP network playback: http://xx<br>3. HLS network playback path (under development)<br>**Note**:<br>To use media materials, you must declare the read permission. Otherwise, the media materials cannot be played properly.|
| loop<sup>8+</sup> | boolean | Yes | Yes | Whether to loop video playback. The value **true** means to loop video playback, and **false** means the opposite. |
| currentTime<sup>8+</sup> | number | Yes | No | Current video playback position. |
| duration<sup>8+</sup> | number | Yes | No | Video duration. The value **-1** indicates the live streaming mode. |
| state<sup>8+</sup> | [VideoPlayState](#videoplaystate8) | Yes | No | Video playback state. |
| width<sup>8+</sup> | number | Yes | No | Video width. |
| height<sup>8+</sup> | number | Yes | No | Video height. |
### setDisplaySurface<sup>8+</sup>
......@@ -1207,7 +1227,7 @@ await videoPlayer.release().then() => {
### getTrackDescription<sup>8+</sup>
getTrackDescription(callback: AsyncCallback<Array<[MediaDescription](#mediadescription8>>)>>): void
getTrackDescription(callback: AsyncCallback<Array<[MediaDescription](#mediadescription8)>>): void
Obtains the video track information. This API uses a callback to return the result.
......@@ -1243,7 +1263,7 @@ videoPlayer.getTrackDescription((error, arrlist) => {
### getTrackDescription<sup>8+</sup>
getTrackDescription(): Promise<Array<[MediaDescription](#mediadescription8>>)>>
getTrackDescription(): Promise<Array<[MediaDescription](#mediadescription8)>>
Obtains the video track information. This API uses a promise to return the result.
......@@ -1251,9 +1271,9 @@ Obtains the video track information. This API uses a promise to return the resul
**Return value**
| Type | Description |
| -------------------------------------------------------- | ------------------------------- |
| Promise<Array<[MediaDescription](#mediadescription8>>)>> | Promise used to return the video track information obtained.|
| Type | Description |
| ------------------------------------------------------ | ------------------------------- |
| Promise<Array<[MediaDescription](#mediadescription8)>> | Promise used to return the video track information obtained.|
**Example**
......@@ -1464,46 +1484,54 @@ videoPlayer.setVolume(3); // Set volume to an invalid value to trigger the 'err
Enumerates the video playback states. You can obtain the state through the **state** attribute.
| Name | Type | Description |
| -------- | ------ | ------------------------------------------------------------ |
| idle | string | The video player is idle.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| prepared | string | Video playback is being prepared.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| playing | string | Video playback is in progress.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| paused | string | Video playback is paused.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| stopped | string | Video playback is stopped.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| error | string | Video playback is in the error state.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
**System capability**: SystemCapability.Multimedia.Media.VideoPlayer
| Name | Type | Description |
| -------- | ------ | -------------- |
| idle | string | The video player is idle.|
| prepared | string | Video playback is being prepared.|
| playing | string | Video playback is in progress.|
| paused | string | Video playback is paused.|
| stopped | string | Video playback is stopped.|
| error | string | Video playback is in the error state. |
## SeekMode<sup>8+</sup>
Enumerates the video playback seek modes, which can be passed in the **seek** method.
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| -------------- | ---- | ------------------------------------------------------------ |
| SEEK_NEXT_SYNC | 0 | Seeks to the next key frame at the specified position. You are advised to use this value for the rewind operation.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| SEEK_PREV_SYNC | 1 | Seeks to the previous key frame at the specified position. You are advised to use this value for the fast-forward operation.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| SEEK_NEXT_SYNC | 0 | Seeks to the next key frame at the specified position. You are advised to use this value for the rewind operation.|
| SEEK_PREV_SYNC | 1 | Seeks to the previous key frame at the specified position. You are advised to use this value for the fast-forward operation.|
## PlaybackSpeed<sup>8+</sup>
Enumerates the video playback speeds, which can be passed in the **setSpeed** method.
| Name | Value | Description |
| -------------------- | ---- | ------------------------------------------------------------ |
| SPEED_FORWARD_0_75_X | 0 | Plays the video at 0.75 times the normal speed.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| SPEED_FORWARD_1_00_X | 1 | Plays the video at the normal speed.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| SPEED_FORWARD_1_25_X | 2 | Plays the video at 1.25 times the normal speed.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| SPEED_FORWARD_1_75_X | 3 | Plays the video at 1.75 times the normal speed.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
| SPEED_FORWARD_2_00_X | 4 | Plays the video at 2.00 times the normal speed.<br>**System capability**: SystemCapability.Multimedia.Media.VideoPlayer|
**System capability**: SystemCapability.Multimedia.Media.VideoPlayer
| Name | Value | Description |
| -------------------- | ---- | ------------------------------ |
| SPEED_FORWARD_0_75_X | 0 | Plays the video at 0.75 times the normal speed.|
| SPEED_FORWARD_1_00_X | 1 | Plays the video at the normal speed. |
| SPEED_FORWARD_1_25_X | 2 | Plays the video at 1.25 times the normal speed.|
| SPEED_FORWARD_1_75_X | 3 | Plays the video at 1.75 times the normal speed.|
| SPEED_FORWARD_2_00_X | 4 | Plays the video at 2.00 times the normal speed.|
## MediaDescription<sup>8+</sup>
### [key : string] : any
### [key : string] : Object
Defines media information in key-value mode.
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Type | Description |
| ----- | ------ | ------------------------------------------------------------ |
| key | string | Key of the media information. For details about the keys, see [MediaDescriptionKey](#mediadescriptionkey8).<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| value | any | Value of the key. For details about the values, see [MediaDescriptionKey](#mediadescriptionkey8).<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| key | string | Key of the media information. For details about the keys, see [MediaDescriptionKey](#mediadescriptionkey8).|
| value | any | Value of the key. For details about the values, see [MediaDescriptionKey](#mediadescriptionkey8).|
**Example**
......@@ -1759,41 +1787,48 @@ audioRecorder.prepare(); // Do no set any parameter in prepare and
Describes audio recording configurations.
**System capability**: SystemCapability.Multimedia.Media.AudioRecorder
| Name | Type | Mandatory| Description |
| --------------------- | --------------------------------------- | ---- | ------------------------------------------------------------ |
| audioEncoder | [AudioEncoder](#audioencoder) | No | Audio encoding format. The default value is **AAC_LC**.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| audioEncodeBitRate | number | No | Audio encoding bit rate. The default value is **48000**.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| audioSampleRate | number | No | Audio sampling rate. The default value is **48000**.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| numberOfChannels | number | No | Number of audio channels. The default value is **2**.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| format | [AudioOutputFormat](#audiooutputformat) | No | Audio output format. The default value is **MPEG_4**.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| location<sup>8+</sup> | [Location](#location8) | No | Geographical location of the recorded audio.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| uri | string | Yes | Audio output URI. Supported: fd://xx&nbsp;(fd&nbsp;number)<br>![en-us_image_0000001164217678](figures/en-us_image_url.png) <br>The file must be created by the caller and granted with proper permissions.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| audioEncoder | [AudioEncoder](#audioencoder) | No | Audio encoding format. The default value is **AAC_LC**. |
| audioEncodeBitRate | number | No | Audio encoding bit rate. The default value is **48000**. |
| audioSampleRate | number | No | Audio sampling rate. The default value is **48000**. |
| numberOfChannels | number | No | Number of audio channels. The default value is **2**. |
| format | [AudioOutputFormat](#audiooutputformat) | No | Audio output format. The default value is **MPEG_4**. |
| location<sup>8+</sup> | [Location](#location8) | No | Geographical location of the recorded audio. |
| uri | string | Yes | Audio output URI. Supported: fd://xx&nbsp;(fd&nbsp;number)<br>![en-us_image_0000001164217678](figures/en-us_image_url.png)<br>The file must be created by the caller and granted with proper permissions.|
| audioEncoderMime | [CodecMimeType](#CodecMimeType8) | No | Audio encoding format.|
## AudioEncoder
Enumerates the audio encoding formats.
**System capability**: SystemCapability.Multimedia.Media.AudioRecorder
| Name | Default Value| Description |
| ------- | ------ | ------------------------------------------------------------ |
| DEFAULT | 0 | Default audio encoding format, which is Adaptive Multi Rate-Narrow Band Speech Codec (AMR-NB).<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| AMR_NB | 1 | AMR-NB.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| AMR_WB | 2 | Adaptive Multi Rate-Wide Band Speech Codec (AMR-WB).<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| AAC_LC | 3 | Advanced Audio Coding Low Complexity (AAC-LC).<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| HE_AAC | 4 | High-Efficiency Advanced&nbsp;Audio&nbsp;Coding (HE_AAC).<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| DEFAULT | 0 | Default audio encoding format, which is Adaptive Multi Rate-Narrow Band Speech Codec (AMR-NB).<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
| AMR_NB | 1 | AMR-NB.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
| AMR_WB | 2 | Adaptive Multi Rate-Wide Band Speech Codec (AMR-WB).<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
| AAC_LC | 3 | Advanced Audio Coding Low Complexity (AAC-LC).|
| HE_AAC | 4 | High-Efficiency Advanced&nbsp;Audio&nbsp;Coding (HE_AAC).<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
## AudioOutputFormat
Enumerates the audio output formats.
**System capability**: SystemCapability.Multimedia.Media.AudioRecorder
| Name | Default Value| Description |
| -------- | ------ | ------------------------------------------------------------ |
| DEFAULT | 0 | Default encapsulation format, which is MPEG-4.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| MPEG_4 | 2 | MPEG-4.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| AMR_NB | 3 | AMR_NB.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| AMR_WB | 4 | AMR_WB.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| AAC_ADTS | 6 | Audio Data Transport Stream (ADTS), which is a transport stream format of AAC-based audio.<br>**System capability**: SystemCapability.Multimedia.Media.AudioRecorder|
| DEFAULT | 0 | Default encapsulation format, which is MPEG-4.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
| MPEG_4 | 2 | MPEG-4. |
| AMR_NB | 3 | AMR_NB.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
| AMR_WB | 4 | AMR_WB.<br>This API is merely defined in OpenHarmony 3.1 Release and cannot be used currently. It can be used in OpenHarmony 3.1 MR.|
| AAC_ADTS | 6 | Audio Data Transport Stream (ADTS), which is a transport stream format of AAC-based audio.|
## VideoRecorder<sup>8+</sup>
......@@ -1819,10 +1854,10 @@ Sets video recording parameters in asynchronous mode. This API uses a callback t
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ------------------------------------------- | ---- | ----------------------------------- |
| config | [VideoRecorderConfig](#videorecorderconfig) | Yes | Video recording parameters to set. |
| callback | AsyncCallback\<void> | Yes | Callback used to return the result.|
| Name | Type | Mandatory| Description |
| -------- | -------------------------------------------- | ---- | ----------------------------------- |
| config | [VideoRecorderConfig](#videorecorderconfig8) | Yes | Video recording parameters to set. |
| callback | AsyncCallback\<void> | Yes | Callback used to return the result.|
**Example**
......@@ -1887,9 +1922,9 @@ Sets video recording parameters in asynchronous mode. This API uses a promise to
**Parameters**
| Name| Type | Mandatory| Description |
| ------ | ------------------------------------------- | ---- | ------------------------ |
| config | [VideoRecorderConfig](#videorecorderconfig) | Yes | Video recording parameters to set.|
| Name| Type | Mandatory| Description |
| ------ | -------------------------------------------- | ---- | ------------------------ |
| config | [VideoRecorderConfig](#videorecorderconfig8) | Yes | Video recording parameters to set.|
**Return value**
......@@ -2382,75 +2417,89 @@ videoRecorder.on('error', (error) => { // Set the 'error' event call
Enumerates the video recording states. You can obtain the state through the **state** attribute.
| Name | Type | Description |
| -------- | ------ | ------------------------------------------------------------ |
| idle | string | The video recorder is idle.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| prepared | string | The video recording parameters are set.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| playing | string | Video recording is in progress.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| paused | string | Video recording is paused.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| stopped | string | Video recording is stopped.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| error | string | Video recording is in the error state.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
**System capability**: SystemCapability.Multimedia.Media.VideoRecorder
| Name | Type | Description |
| -------- | ------ | ---------------------- |
| idle | string | The video recorder is idle. |
| prepared | string | The video recording parameters are set.|
| playing | string | Video recording is in progress. |
| paused | string | Video recording is paused. |
| stopped | string | Video recording is stopped. |
| error | string | Video recording is in the error state. |
## VideoRecorderConfig<sup>8+</sup>
Describes the video recording parameters.
**System capability**: SystemCapability.Multimedia.Media.VideoRecorder
| Name | Type | Mandatory| Description |
| --------------- | ---------------------------------------------------------- | ---- | ------------------------------------------------------------ |
| audioSourceType | [AudioSourceType](#audiosourcetype<sup>8+</sup>) | Yes | Type of the audio source for video recording.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| videoSourceType | [VideoSourceType](#videosourcetype<sup>8+</sup>) | Yes | Type of the video source for video recording.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| profile | [VideoRecorderProfile](#videorecorderprofile<sup>8+</sup>) | Yes | Video recording profile.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| orientationHint | number | No | Rotation angle of the recorded video.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| location | [Location](#location8) | No | Geographical location of the recorded video.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| url | string | Yes | Video output URL. Supported: fd://xx&nbsp;(fd&nbsp;number)<br>![en-us_image_0000001164217678](figures/en-us_image_url.png) <br>The file must be created by the caller and granted with proper permissions.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| audioSourceType | [AudioSourceType](#audiosourcetype<sup>8+</sup>) | Yes | Type of the audio source for video recording. |
| videoSourceType | [VideoSourceType](#videosourcetype<sup>8+</sup>) | Yes | Type of the video source for video recording. |
| profile | [VideoRecorderProfile](#videorecorderprofile8) | Yes | Video recording profile. |
| rotation | number | No | Rotation angle of the recorded video. |
| location | [Location](#location8) | No | Geographical location of the recorded video. |
| url | string | Yes | Video output URL. Supported: fd://xx&nbsp;(fd&nbsp;number)<br>![en-us_image_0000001164217678](figures/en-us_image_url.png) <br>The file must be created by the caller and granted with proper permissions.|
## AudioSourceType<sup>8+</sup>
Enumerates the audio source types for video recording.
| Name | Value | Description |
| ------------------------- | ---- | ------------------------------------------------------------ |
| AUDIO_SOURCE_TYPE_DEFAULT | 0 | Default audio input source.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| AUDIO_SOURCE_TYPE_MIC | 1 | Mic audio input source.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
**System capability**: SystemCapability.Multimedia.Media.VideoRecorder
| Name | Value | Description |
| ------------------------- | ---- | ---------------------- |
| AUDIO_SOURCE_TYPE_DEFAULT | 0 | Default audio input source.|
| AUDIO_SOURCE_TYPE_MIC | 1 | Mic audio input source. |
## VideoSourceType<sup>8+</sup>
Enumerates the video source types for video recording.
| Name | Value | Description |
| ----------------------------- | ---- | ------------------------------------------------------------ |
| VIDEO_SOURCE_TYPE_SURFACE_YUV | 0 | The input surface carries raw data.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| VIDEO_SOURCE_TYPE_SURFACE_ES | 1 | The input surface carries ES data.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
**System capability**: SystemCapability.Multimedia.Media.VideoRecorder
| Name | Value | Description |
| ----------------------------- | ---- | ------------------------------- |
| VIDEO_SOURCE_TYPE_SURFACE_YUV | 0 | The input surface carries raw data.|
| VIDEO_SOURCE_TYPE_SURFACE_ES | 1 | The input surface carries ES data. |
## VideoRecorderProfile<sup>8+</sup>
Describes the video recording profile.
| Name | Type | Mandatory| Description |
| ---------------- | -------------------------------------------- | ---- | ------------------------------------------------------------ |
| audioBitrate | number | Yes | Audio encoding bit rate.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| audioChannels | number | Yes | Number of audio channels.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| audioCodec | [CodecMimeType](#CodecMimeType8) | Yes | Audio encoding format.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| audioSampleRate | number | Yes | Audio sampling rate.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| fileFormat | [ContainerFormatType](#containerformattype8) | Yes | Container format of a file.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| videoCodec | [CodecMimeType](#CodecMimeType8) | Yes | Video encoding format.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| videoFrameWidth | number | Yes | Width of the recorded video frame.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
| videoFrameHeight | number | Yes | Height of the recorded video frame.<br>**System capability**: SystemCapability.Multimedia.Media.VideoRecorder|
**System capability**: SystemCapability.Multimedia.Media.VideoRecorder
| Name | Type | Mandatory| Description |
| ---------------- | -------------------------------------------- | ---- | ---------------- |
| audioBitrate | number | Yes | Audio encoding bit rate.|
| audioChannels | number | Yes | Number of audio channels.|
| audioCodec | [CodecMimeType](#CodecMimeType8) | Yes | Audio encoding format. |
| audioSampleRate | number | Yes | Audio sampling rate. |
| fileFormat | [ContainerFormatType](#containerformattype8) | Yes | Container format of a file.|
| videoCodec | [CodecMimeType](#CodecMimeType8) | Yes | Video encoding format. |
| videoFrameWidth | number | Yes | Width of the recorded video frame.|
| videoFrameHeight | number | Yes | Height of the recorded video frame.|
## ContainerFormatType<sup>8+</sup>
Enumerates the container format types (CFTs).
| Name | Value | Description |
| ----------- | ----- | ------------------------------------------------------------ |
| CFT_MPEG_4 | "mp4" | Video container format MP4.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| CFT_MPEG_4A | "m4a" | Audio container format M4A.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Value | Description |
| ----------- | ----- | --------------------- |
| CFT_MPEG_4 | "mp4" | Video container format MP4.|
| CFT_MPEG_4A | "m4a" | Audio container format M4A.|
## Location<sup>8+</sup>
Describes the geographical location of the recorded video.
| Name | Type| Mandatory| Description |
| --------- | -------- | ---- | ------------------------------------------------------------ |
| latitude | number | Yes | Latitude of the geographical location.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
| longitude | number | Yes | Longitude of the geographical location.<br>**System capability**: SystemCapability.Multimedia.Media.Core|
**System capability**: SystemCapability.Multimedia.Media.Core
| Name | Type| Mandatory| Description |
| --------- | -------- | ---- | ---------------- |
| latitude | number | Yes | Latitude of the geographical location.|
| longitude | number | Yes | Longitude of the geographical location.|
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