提交 4888f85d 编写于 作者: W wusongqing

update docs against 6397

Signed-off-by: Nwusongqing <wusongqing@huawei.com>
上级 cf8034d0
......@@ -39,38 +39,38 @@ function printfDescription(obj) {
// Set the player callbacks.
function setCallBack(audioPlayer) {
audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
audioPlayer.on('dataLoad', () => { // Set the `dataLoad` event callback, which is triggered when the src attribute is set successfully.
console.info('audio set source success');
audioPlayer.play(); // The play() API can be invoked only after the 'dataLoad' event callback is complete. The 'play' event callback is then triggered.
audioPlayer.play(); // The play() API can be invoked only after the 'dataLoad' event callback is complete. The 'play' event callback is then triggered.
});
audioPlayer.on('play', () => { // Set the 'play' event callback.
audioPlayer.on('play', () => { // Set the `play` event callback.
console.info('audio play success');
audioPlayer.pause(); // Trigger the 'pause' event callback and pause the playback.
audioPlayer.pause(); // Trigger the 'pause' event callback and pause the playback.
});
audioPlayer.on('pause', () => { // Set the 'pause' event callback.
audioPlayer.on('pause', () => { // Set the `pause` event callback.
console.info('audio pause success');
audioPlayer.seek(5000); // Trigger the 'timeUpdate' event callback, and seek to 5000 ms for playback.
audioPlayer.seek(5000); // Trigger the 'timeUpdate' event callback, and seek to 5000 ms for playback.
});
audioPlayer.on('stop', () => { // Set the 'stop' event callback.
audioPlayer.on('stop', () => { // Set the `stop` event callback.
console.info('audio stop success');
audioPlayer.reset(); // Trigger the 'reset' event callback, and reconfigure the src attribute to switch to the next song.
audioPlayer.reset(); // Trigger the 'reset' event callback, and reconfigure the src attribute to switch to the next song.
});
audioPlayer.on('reset', () => { // Set the 'reset' event callback.
audioPlayer.on('reset', () => { // Set the `reset` event callback.
console.info('audio reset success');
audioPlayer.release(); // Release the AudioPlayer instance.
audioPlayer.release(); // Release the AudioPlayer instance.
audioPlayer = undefined;
});
audioPlayer.on('timeUpdate', (seekDoneTime) => {// Set the 'timeUpdate' event callback.
audioPlayer.on('timeUpdate', (seekDoneTime) => { // Set the `timeUpdate` event callback.
if (typeof(seekDoneTime) == 'undefined') {
console.info('audio seek fail');
return;
}
console.info('audio seek success, and seek time is ' + seekDoneTime);
audioPlayer.setVolume(0.5); // Trigger the 'volumeChange' event callback.
audioPlayer.setVolume(0.5); // Trigger the 'volumeChange' event callback.
});
audioPlayer.on('volumeChange', () => { // Set the 'volumeChange' event callback.
audioPlayer.on('volumeChange', () => { // Set the `volumeChange` event callback.
console.info('audio volumeChange success');
audioPlayer.getTrackDescription((error, arrlist) => { // Obtain the audio track information in callback mode.
audioPlayer.getTrackDescription((error, arrlist) => { // Obtain the audio track information in callback mode.
if (typeof (arrlist) != 'undefined') {
for (let i = 0; i < arrlist.length; i++) {
printfDescription(arrlist[i]);
......@@ -78,13 +78,13 @@ function setCallBack(audioPlayer) {
} else {
console.log(`audio getTrackDescription fail, error:${error.message}`);
}
audioPlayer.stop(); // Trigger the 'stop' event callback to stop the playback.
audioPlayer.stop(); // Trigger the 'stop' event callback to stop the playback.
});
});
audioPlayer.on('finish', () => { // Set the 'finish' event callback, which is triggered when the playback is complete.
audioPlayer.on('finish', () => { // Set the 'finish' event callback, which is triggered when the playback is complete.
console.info('audio play finish');
});
audioPlayer.on('error', (error) => { // Set the 'error' event callback.
audioPlayer.on('error', (error) => { // Set the 'error' event callback.
console.info(`audio error called, errName is ${error.name}`);
console.info(`audio error called, errCode is ${error.code}`);
console.info(`audio error called, errMessage is ${error.message}`);
......@@ -94,7 +94,7 @@ function setCallBack(audioPlayer) {
async function audioPlayerDemo() {
// 1. Create an AudioPlayer instance.
let audioPlayer = media.createAudioPlayer();
setCallBack(audioPlayer); // Set the event callbacks.
setCallBack(audioPlayer); // Set the event callbacks.
// 2. Set the URI of the audio file.
let fdPath = 'fd://'
// The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
......@@ -107,7 +107,7 @@ async function audioPlayerDemo() {
}).catch((err) => {
console.info('open fd failed err is' + err);
});
audioPlayer.src = fdPath; // Set the src attribute and trigger the 'dataLoad' event callback.
audioPlayer.src = fdPath; // Set the src attribute and trigger the `dataLoad` event callback.
}
```
......@@ -119,23 +119,23 @@ import fileIO from '@ohos.fileio'
export class AudioDemo {
// Set the player callbacks.
setCallBack(audioPlayer) {
audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
audioPlayer.on('dataLoad', () => { // Set the `dataLoad` event callback, which is triggered when the src attribute is set successfully.
console.info('audio set source success');
audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
});
audioPlayer.on('play', () => { // Set the 'play' event callback.
audioPlayer.on('play', () => { // Set the `play` event callback.
console.info('audio play success');
});
audioPlayer.on('finish', () => { // Set the 'finish' event callback, which is triggered when the playback is complete.
audioPlayer.on('finish', () => { // Set the 'finish' event callback, which is triggered when the playback is complete.
console.info('audio play finish');
audioPlayer.release(); // Release the AudioPlayer instance.
audioPlayer.release(); // Release the AudioPlayer instance.
audioPlayer = undefined;
});
}
async audioPlayerDemo() {
let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
this.setCallBack(audioPlayer); // Set the event callbacks.
let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
this.setCallBack(audioPlayer); // Set the event callbacks.
let fdPath = 'fd://'
// The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile/01.mp3';
......@@ -147,7 +147,7 @@ export class AudioDemo {
}).catch((err) => {
console.info('open fd failed err is' + err);
});
audioPlayer.src = fdPath; // Set the src attribute and trigger the 'dataLoad' event callback.
audioPlayer.src = fdPath; // Set the src attribute and trigger the `dataLoad` event callback.
}
}
```
......@@ -161,20 +161,20 @@ export class AudioDemo {
// Set the player callbacks.
private isNextMusic = false;
setCallBack(audioPlayer) {
audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
audioPlayer.on('dataLoad', () => { // Set the `dataLoad` event callback, which is triggered when the src attribute is set successfully.
console.info('audio set source success');
audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
});
audioPlayer.on('play', () => { // Set the 'play' event callback.
audioPlayer.on('play', () => { // Set the `play` event callback.
console.info('audio play success');
audioPlayer.reset(); // Call the reset() API and trigger the 'reset' event callback.
audioPlayer.reset(); // Call the reset() API and trigger the 'reset' event callback.
});
audioPlayer.on('reset', () => { // Set the 'reset' event callback.
audioPlayer.on('reset', () => { // Set the `reset` event callback.
console.info('audio play success');
if (!this.isNextMusic) { // When isNextMusic is false, changing songs is implemented.
this.nextMusic(audioPlayer); // Changing songs is implemented.
if (!this.isNextMusic) { // When isNextMusic is false, changing songs is implemented.
this.nextMusic(audioPlayer); // Changing songs is implemented.
} else {
audioPlayer.release(); // Release the AudioPlayer instance.
audioPlayer.release(); // Release the AudioPlayer instance.
audioPlayer = undefined;
}
});
......@@ -197,8 +197,8 @@ export class AudioDemo {
}
async audioPlayerDemo() {
let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
this.setCallBack(audioPlayer); // Set the event callbacks.
let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
this.setCallBack(audioPlayer); // Set the event callbacks.
let fdPath = 'fd://'
// The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile/01.mp3';
......@@ -223,19 +223,19 @@ import fileIO from '@ohos.fileio'
export class AudioDemo {
// Set the player callbacks.
setCallBack(audioPlayer) {
audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
audioPlayer.on('dataLoad', () => { // Set the `dataLoad` event callback, which is triggered when the src attribute is set successfully.
console.info('audio set source success');
audioPlayer.loop = true; // Set the loop playback attribute.
audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
audioPlayer.loop = true; // Set the loop playback attribute.
audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
});
audioPlayer.on('play', () => { // Set the 'play' event callback to start loop playback.
audioPlayer.on('play', () => { // Set the 'play' event callback to start loop playback.
console.info('audio play success');
});
}
async audioPlayerDemo() {
let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
this.setCallBack(audioPlayer); // Set the event callbacks.
let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
this.setCallBack(audioPlayer); // Set the event callbacks.
let fdPath = 'fd://'
// The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile/01.mp3';
......@@ -247,7 +247,7 @@ export class AudioDemo {
}).catch((err) => {
console.info('open fd failed err is' + err);
});
audioPlayer.src = fdPath; // Set the src attribute and trigger the 'dataLoad' event callback.
audioPlayer.src = fdPath; // Set the src attribute and trigger the `dataLoad` event callback.
}
}
```
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