From 7776272b5edf41bd8b5c0981590bfebcbb170971 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=88=98=E5=85=B3=E9=B9=8F?= Date: Tue, 5 Sep 2023 03:08:00 +0000 Subject: [PATCH] update zh-cn/application-dev/reference/apis/js-apis-image.md. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: 刘关鹏 --- .../reference/apis/js-apis-image.md | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/zh-cn/application-dev/reference/apis/js-apis-image.md b/zh-cn/application-dev/reference/apis/js-apis-image.md index 98dcc14ff6..863db6376b 100644 --- a/zh-cn/application-dev/reference/apis/js-apis-image.md +++ b/zh-cn/application-dev/reference/apis/js-apis-image.md @@ -36,6 +36,7 @@ createPixelMap(colors: ArrayBuffer, options: InitializationOptions): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' const readBuffer : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 pixelmap.readPixelsToBuffer(readBuffer).then(() => { console.log('Succeeded in reading image pixel data.'); //符合条件则进入 @@ -171,6 +173,7 @@ readPixels(area: PositionArea): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' const area : image.PositionArea = { pixels: new ArrayBuffer(8), offset: 0, @@ -243,6 +246,7 @@ writePixels(area: PositionArea): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' const color : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 let bufferArr : Uint8Array = new Uint8Array(color); let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } @@ -328,6 +332,7 @@ writeBufferToPixels(src: ArrayBuffer): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' const color : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 let bufferArr : Uint8Array = new Uint8Array(color); for (var i = 0; i < bufferArr.length; i++) { @@ -1074,6 +1079,7 @@ release():Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' pixelmap.release().then(() => { console.log('Succeeded in releasing pixelmap object.'); }).catch((error : BusinessError) => { @@ -1411,6 +1417,7 @@ getImageInfo(index?: number): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' imageSourceApi.getImageInfo(0) .then((imageInfo : image.ImageInfo) => { console.log('Succeeded in obtaining the image information.'); @@ -1642,6 +1649,7 @@ createPixelMap(options?: DecodingOptions): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' imageSourceApi.createPixelMap().then((pixelmap : image.PixelMap) => { console.log('Succeeded in creating pixelmap object through image decoding parameters.'); }).catch((error : BusinessError) => { @@ -2005,6 +2013,7 @@ release(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' imageSourceApi.release().then(()=>{ console.log('Succeeded in releasing the image source instance.'); }).catch((error : BusinessError) => { @@ -2092,6 +2101,7 @@ packing(source: ImageSource, option: PackingOption): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' const imageSourceApi : image.ImageSource = image.createImageSource(0); let packOpts : image.PackingOption = { format:"image/jpeg", quality:98 } imagePackerApi.packing(imageSourceApi, packOpts) @@ -2156,6 +2166,7 @@ packing(source: PixelMap, option: PackingOption): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' const color : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 let bufferArr : Uint8Array = new Uint8Array(color); let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } @@ -2209,6 +2220,7 @@ release(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' imagePackerApi.release().then(()=>{ console.log('Succeeded in releasing image packaging.'); }).catch((error : BusinessError)=>{ @@ -2304,6 +2316,7 @@ getReceivingSurfaceId(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' receiver.getReceivingSurfaceId().then( (id : string) => { console.log('getReceivingSurfaceId succeeded.'); }).catch((error : BusinessError) => { @@ -2354,6 +2367,7 @@ readLatestImage(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' receiver.readLatestImage().then((img : image.Image) => { console.log('readLatestImage succeeded.'); }).catch((error : BusinessError) => { @@ -2404,6 +2418,7 @@ readNextImage(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' receiver.readNextImage().then((img : image.Image) => { console.log('readNextImage succeeded.'); }).catch((error : BusinessError) => { @@ -2469,6 +2484,7 @@ release(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' receiver.release().then(() => { console.log('release succeeded.'); }).catch((error : BusinessError) => { @@ -2561,6 +2577,7 @@ dequeueImage(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' creator.dequeueImage().then((img : image.Image) => { console.info('dequeueImage succeeded.'); }).catch((error : BusinessError) => { @@ -2630,6 +2647,7 @@ queueImage(interface: Image): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' creator.dequeueImage().then((img : image.Image) => { //绘制图片 img.getComponent(4).then(component : image.Component => { @@ -2717,6 +2735,7 @@ release(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' creator.release().then(() => { console.info('release succeeded'); }).catch((error : BusinessError) => { @@ -2834,6 +2853,7 @@ release(): Promise\ **示例：** ```js +import {BusinessError} from '@ohos.base' img.release().then(() =>{ console.log('release succeeded.'); }).catch((error : BusinessError) => { -- GitLab