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未验证 提交 599f1e0b 编写于 作者: Z zengyawen 提交者： Gitee
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update zh-cn/application-dev/media/video-playback.md. 

Signed-off-by: Nzengyawen <zengyawen1@huawei.com>
上级 b2f51c60
隐藏空白更改
内联 并排
Showing with 14 addition and 44 deletion
zh-cn/application-dev/media/video-playback.md
浏览文件 @ 599f1e0b
......@@ -51,7 +51,7 @@ Xcomponent创建方法可参考：[Xcomponent创建方法](../reference/arkui-ts
```js
import media from '@ohos.multimedia.media'
import fileIO from '@ohos.fileio'
import fs from '@ohos.file.fs'
export class VideoPlayerDemo {
// 函数调用发生错误时用于上报错误信息
failureCallback(error) {
......@@ -82,14 +82,8 @@ export class VideoPlayerDemo {
let fdPath = 'fd://'
// path路径的码流可通过"hdc file send D:\xxx\H264_AAC.mp4 /data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile" 命令，将其推送到设备上
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile/H264_AAC.mp4';
await fileIO.open(path).then((fdNumber) => {
fdPath = fdPath + '' + fdNumber;
console.info('open fd success fd is' + fdPath);
}, (err) => {
console.info('open fd failed err is' + err);
}).catch((err) => {
console.info('open fd failed err is' + err);
});
let file = await fs.open(path);
fdPath = fdPath + '' + file.fd;
// 调用createVideoPlayer接口返回videoPlayer实例对象
await media.createVideoPlayer().then((video) => {
if (typeof (video) != 'undefined') {
......@@ -180,7 +174,7 @@ export class VideoPlayerDemo {
```js
import media from '@ohos.multimedia.media'
import fileIO from '@ohos.fileio'
import fs from '@ohos.file.fs'
export class VideoPlayerDemo {
// 函数调用发生错误时用于上报错误信息
failureCallback(error) {
......@@ -211,14 +205,8 @@ export class VideoPlayerDemo {
let fdPath = 'fd://'
// path路径的码流可通过"hdc file send D:\xxx\H264_AAC.mp4 /data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile" 命令，将其推送到设备上
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile/H264_AAC.mp4';
await fileIO.open(path).then((fdNumber) => {
fdPath = fdPath + '' + fdNumber;
console.info('open fd success fd is' + fdPath);
}, (err) => {
console.info('open fd failed err is' + err);
}).catch((err) => {
console.info('open fd failed err is' + err);
});
let file = await fs.open(path);
fdPath = fdPath + '' + file.fd;
// 调用createVideoPlayer接口返回videoPlayer实例对象
await media.createVideoPlayer().then((video) => {
if (typeof (video) != 'undefined') {
......@@ -267,7 +255,7 @@ export class VideoPlayerDemo {
```js
import media from '@ohos.multimedia.media'
import fileIO from '@ohos.fileio'
import fs from '@ohos.file.fs'
export class VideoPlayerDemo {
// 函数调用发生错误时用于上报错误信息
failureCallback(error) {
......@@ -299,14 +287,8 @@ export class VideoPlayerDemo {
// path路径的码流可通过"hdc file send D:\xxx\H264_AAC.mp4 /data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile" 命令，将其推送到设备上
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile/H264_AAC.mp4';
let nextPath = '/data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile/MP4_AAC.mp4';
await fileIO.open(path).then((fdNumber) => {
fdPath = fdPath + '' + fdNumber;
console.info('open fd success fd is' + fdPath);
}, (err) => {
console.info('open fd failed err is' + err);
}).catch((err) => {
console.info('open fd failed err is' + err);
});
let file = await fs.open(path);
fdPath = fdPath + '' + file.fd;
// 调用createVideoPlayer接口返回videoPlayer实例对象
await media.createVideoPlayer().then((video) => {
if (typeof (video) != 'undefined') {
......@@ -341,14 +323,8 @@ export class VideoPlayerDemo {
// 获取下一个视频fd地址
fdPath = 'fd://'
await fileIO.open(nextPath).then((fdNumber) => {
fdPath = fdPath + '' + fdNumber;
console.info('open fd success fd is' + fdPath);
}, (err) => {
console.info('open fd failed err is' + err);
}).catch((err) => {
console.info('open fd failed err is' + err);
});
let file = await fs.open(path);
nextFdPath = nextFdPath + '' + file.fd;
// 设置第二个视频播放源
videoPlayer.url = fdPath;
......@@ -378,7 +354,7 @@ export class VideoPlayerDemo {
```js
import media from '@ohos.multimedia.media'
import fileIO from '@ohos.fileio'
import fs from '@ohos.file.fs'
export class VideoPlayerDemo {
// 函数调用发生错误时用于上报错误信息
failureCallback(error) {
......@@ -409,14 +385,8 @@ export class VideoPlayerDemo {
let fdPath = 'fd://'
// path路径的码流可通过"hdc file send D:\xxx\H264_AAC.mp4 /data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile" 命令，将其推送到设备上
let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.video.videoplayer/ohos.acts.multimedia.video.videoplayer/assets/entry/resources/rawfile/H264_AAC.mp4';
await fileIO.open(path).then((fdNumber) => {
fdPath = fdPath + '' + fdNumber;
console.info('open fd success fd is' + fdPath);
}, (err) => {
console.info('open fd failed err is' + err);
}).catch((err) => {
console.info('open fd failed err is' + err);
});
let file = await fs.open(path);
fdPath = fdPath + '' + file.fd;
// 调用createVideoPlayer接口返回videoPlayer实例对象
await media.createVideoPlayer().then((video) => {
if (typeof (video) != 'undefined') {
......
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