From 9ca1a1f41709eaa686f893264bf3113a1777859b Mon Sep 17 00:00:00 2001 From: fulizhong Date: Fri, 3 Mar 2023 15:43:38 +0800 Subject: [PATCH] fixed 7ca8a93 from https://gitee.com/zengyawen/docs/pulls/15463 modify files Signed-off-by: FULIZHONG Signed-off-by: fulizhong --- .../media/avplayer-playback.md | 14 ++-- .../reference/apis/js-apis-media.md | 65 +++++++++++-------- 2 files changed, 46 insertions(+), 33 deletions(-) diff --git a/zh-cn/application-dev/media/avplayer-playback.md b/zh-cn/application-dev/media/avplayer-playback.md index 950ccd1985..760064f23a 100644 --- a/zh-cn/application-dev/media/avplayer-playback.md +++ b/zh-cn/application-dev/media/avplayer-playback.md @@ -299,13 +299,13 @@ export class AVPlayerDemo { async avPlayerDemo() { // 创建avPlayer实例对象 this.avPlayer = await media.createAVPlayer() - let fdPath = 'fd://' - let pathDir = "/data/storage/el2/base/haps/entry/files" // pathDir在FA模型和Stage模型的获取方式不同，请参考开发步骤首行的说明，根据实际情况自行获取。 - // path路径的码流可通过"hdc file send D:\xxx\H264_AAC.mp4 /data/app/el2/100/base/ohos.acts.multimedia.media.avplayer/haps/entry/files" 命令，将其推送到设备上 - let path = pathDir + '/H264_AAC.mp4' - let file = await fs.open(path) - fdPath = fdPath + '' + file.fd - this.avPlayer.url = fdPath + let fileDescriptor = undefined + // 使用资源管理模块的getRawFileDescriptor获取集成在应用中的媒体资源，并使用AVPlayer的fdSrc属性完成媒体资源初始化 + // 其中的参数fd/offset/length定义请查看媒体API文档，globalThis.abilityContext参数为系统环境变量，在系统启动时在主界面保存为全局变量 + await globalThis.abilityContext.resourceManager.getRawFileDescriptor('H264_AAC.mp4').then((value) => { + fileDescriptor = {fd: value.fd, offset: value.offset, length: value.length} + }) + this.avPlayer.fdSrc = fileDescriptor } } ``` diff --git a/zh-cn/application-dev/reference/apis/js-apis-media.md b/zh-cn/application-dev/reference/apis/js-apis-media.md index 16fde9ac18..4b7051bd36 100644 --- a/zh-cn/application-dev/reference/apis/js-apis-media.md +++ b/zh-cn/application-dev/reference/apis/js-apis-media.md @@ -925,6 +925,14 @@ getTrackDescription(callback: AsyncCallback\>): void **示例：** ```js +printfDescription(obj) { + for (let item in obj) { + let property = obj[item]; + console.info('audio key is ' + item); + console.info('audio value is ' + property); + } +} + avPlayer.getTrackDescription((error, arrList) => { if ((arrList) != null) { for (let i = 0; i < arrList.length; i++) { @@ -962,6 +970,14 @@ getTrackDescription(): Promise\> ```js let arrayDescription; + +printfDescription(obj) { + for (let item in obj) { + let property = obj[item]; + console.info('audio key is ' + item); + console.info('audio value is ' + property); + } +} avPlayer.getTrackDescription().then((arrList) => { if (arrList != null) { arrayDescription = arrList; @@ -1058,7 +1074,7 @@ setSpeed(speed: PlaybackSpeed): void **示例：** ```js -avPlayer.setSpeed(media.AVPlayerSpeed.SPEED_FORWARD_2_00_X) +avPlayer.setSpeed(media.PlaybackSpeed.SPEED_FORWARD_2_00_X) ``` ### on('speedDone')9+ @@ -1551,6 +1567,8 @@ on(type: 'audioInterrupt', callback: (info: audio.InterruptEvent) => void): void **示例：** ```js +import audio from '@ohos.multimedia.audio'; + avPlayer.on('audioInterrupt', (info: audio.InterruptEvent) => { console.info('audioInterrupt success,and InterruptEvent info is:' + info) }) @@ -1740,7 +1758,7 @@ let AVRecorderConfig = { location : { latitude : 30, longitude : 130 } } -AVRecorder.prepare(AVRecorderConfig, (err) => { +avRecorder.prepare(AVRecorderConfig, (err) => { if (err == null) { console.info('prepare success'); } else { @@ -1811,7 +1829,7 @@ let AVRecorderConfig = { location : { latitude : 30, longitude : 130 } } -AVRecorder.prepare(AVRecorderConfig).then(() => { +avRecorder.prepare(AVRecorderConfig).then(() => { console.info('prepare success'); }).catch((err) => { console.info('prepare failed and catch error is ' + err.message); @@ -1852,7 +1870,7 @@ getInputSurface(callback: AsyncCallback\): void ```js let surfaceID = null; // 该surfaceID用于传递给相机接口创造videoOutput -AVRecorder.getInputSurface((err, surfaceId) => { +avRecorder.getInputSurface((err, surfaceId) => { if (err == null) { console.info('getInputSurface success'); surfaceID = surfaceId; @@ -1861,8 +1879,6 @@ AVRecorder.getInputSurface((err, surfaceId) => { } }); -// videoOutput = await cameraManager.createVideoOutput(videoProfiles[0], surfaceID); - ``` ### getInputSurface9+ @@ -1898,14 +1914,12 @@ getInputSurface(): Promise\ ```js let surfaceID = null; // 该surfaceID用于传递给相机接口创造videoOutput -AVRecorder.getInputSurface().then((surfaceId) => { +avRecorder.getInputSurface().then((surfaceId) => { console.info('getInputSurface success'); surfaceID = surfaceId; }).catch((err) => { console.info('getInputSurface failed and catch error is ' + err.message); }); - -// videoOutput = await cameraManager.createVideoOutput(videoProfiles[0], surfaceID); ``` ### start9+ @@ -1937,7 +1951,7 @@ start(callback: AsyncCallback\): void **示例：** ```js -AVRecorder.start((err) => { +avRecorder.start((err) => { if (err == null) { console.info('start AVRecorder success'); } else { @@ -1975,7 +1989,7 @@ start(): Promise\ **示例：** ```js -AVRecorder.start().then(() => { +avRecorder.start().then(() => { console.info('start AVRecorder success'); }).catch((err) => { console.info('start AVRecorder failed and catch error is ' + err.message); @@ -2011,7 +2025,7 @@ pause(callback: AsyncCallback\): void **示例：** ```js -AVRecorder.pause((err) => { +avRecorder.pause((err) => { if (err == null) { console.info('pause AVRecorder success'); } else { @@ -2049,7 +2063,7 @@ pause(): Promise\ **示例：** ```js -AVRecorder.pause().then(() => { +avRecorder.pause().then(() => { console.info('pause AVRecorder success'); }).catch((err) => { console.info('pause AVRecorder failed and catch error is ' + err.message); @@ -2085,7 +2099,7 @@ resume(callback: AsyncCallback\): void **示例：** ```js -AVRecorder.resume((err) => { +avRecorder.resume((err) => { if (err == null) { console.info('resume AVRecorder success'); } else { @@ -2123,7 +2137,7 @@ resume(): Promise\ **示例：** ```js -AVRecorder.resume().then(() => { +avRecorder.resume().then(() => { console.info('resume AVRecorder success'); }).catch((err) => { console.info('resume AVRecorder failed and catch error is ' + err.message); @@ -2161,7 +2175,7 @@ stop(callback: AsyncCallback\): void **示例：** ```js -AVRecorder.stop((err) => { +avRecorder.stop((err) => { if (err == null) { console.info('stop AVRecorder success'); } else { @@ -2201,7 +2215,7 @@ stop(): Promise\ **示例：** ```js -AVRecorder.stop().then(() => { +avRecorder.stop().then(() => { console.info('stop AVRecorder success'); }).catch((err) => { console.info('stop AVRecorder failed and catch error is ' + err.message); @@ -2236,7 +2250,7 @@ reset(callback: AsyncCallback\): void **示例：** ```js -AVRecorder.reset((err) => { +avRecorder.reset((err) => { if (err == null) { console.info('reset AVRecorder success'); } else { @@ -2273,7 +2287,7 @@ reset(): Promise\ **示例：** ```js -AVRecorder.reset().then(() => { +avRecorder.reset().then(() => { console.info('reset AVRecorder success'); }).catch((err) => { console.info('reset AVRecorder failed and catch error is ' + err.message); @@ -2307,7 +2321,7 @@ release(callback: AsyncCallback\): void **示例：** ```js -AVRecorder.release((err) => { +avRecorder.release((err) => { if (err == null) { console.info('release AVRecorder success'); } else { @@ -2343,7 +2357,7 @@ release(): Promise\ **示例：** ```js -AVRecorder.release().then(() => { +avRecorder.release().then(() => { console.info('release AVRecorder success'); }).catch((err) => { console.info('release AVRecorder failed and catch error is ' + err.message); @@ -2368,9 +2382,8 @@ on(type: 'stateChange', callback: (state: AVRecorderState, reason: StateChangeRe **示例：** ```js -AVRecorder.on('stateChange', async (state, reason) => { +avRecorder.on('stateChange', async (state, reason) => { console.info('case state has changed, new state is :' + state + ',and new reason is : ' + reason); - } }); ``` @@ -2391,7 +2404,7 @@ off(type: 'stateChange'): void **示例：** ```js -AVRecorder.off('stateChange'); +avRecorder.off('stateChange'); ``` ### on('error')9+ @@ -2423,7 +2436,7 @@ on(type: 'error', callback: ErrorCallback): void **示例：** ```js -AVRecorder.on('error', (err) => { +avRecorder.on('error', (err) => { console.info('case avRecorder.on(error) called, errMessage is ' + err.message); }); ``` @@ -2454,7 +2467,7 @@ off(type: 'error'): void **示例：** ```js -AVRecorder.off('error'); +avRecorder.off('error'); ``` ## AVRecorderState9+ -- GitLab