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“04e7a9b78a7420a2c3971ae8ae615716283b233b”上不存在“...api-diff/v3.2-beta2/js-apidiff-multimedia.md”
未验证 提交 046db5e9 编写于 作者: 刘 刘关鹏 提交者： Gitee
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update zh-cn/application-dev/reference/apis/js-apis-image.md. 

Signed-off-by: N刘关鹏 <liuguanpeng1@huawei.com>
上级 538ad398
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zh-cn/application-dev/reference/apis/js-apis-image.md
浏览文件 @ 046db5e9
...@@ -36,10 +36,10 @@ createPixelMap(colors: ArrayBuffer, options: InitializationOptions): Promise\<Pi ...@@ -36,10 +36,10 @@ createPixelMap(colors: ArrayBuffer, options: InitializationOptions): Promise\<Pi
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts).then((pixelmap) => { image.createPixelMap(color, opts).then((pixelmap : image.PixelMap) => {
console.log('Succeeded in creating pixelmap.'); console.log('Succeeded in creating pixelmap.');
}).catch(error => { }).catch(error => {
console.log('Failed to create pixelmap.'); console.log('Failed to create pixelmap.');
...@@ -65,10 +65,10 @@ createPixelMap(colors: ArrayBuffer, options: InitializationOptions, callback: As ...@@ -65,10 +65,10 @@ createPixelMap(colors: ArrayBuffer, options: InitializationOptions, callback: As
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts, (error, pixelmap) => { image.createPixelMap(color, opts, (error, pixelmap : image.PixelMap) => {
if(error) { if(error) {
console.log('Failed to create pixelmap.'); console.log('Failed to create pixelmap.');
} else { } else {
...@@ -112,7 +112,7 @@ readPixelsToBuffer(dst: ArrayBuffer): Promise\<void> ...@@ -112,7 +112,7 @@ readPixelsToBuffer(dst: ArrayBuffer): Promise\<void>
**示例：** **示例：**
```js ```js
const readBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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(() => { pixelmap.readPixelsToBuffer(readBuffer).then(() => {
console.log('Succeeded in reading image pixel data.'); //符合条件则进入 console.log('Succeeded in reading image pixel data.'); //符合条件则进入
}).catch(error => { }).catch(error => {
...@@ -138,7 +138,7 @@ readPixelsToBuffer(dst: ArrayBuffer, callback: AsyncCallback\<void>): void ...@@ -138,7 +138,7 @@ readPixelsToBuffer(dst: ArrayBuffer, callback: AsyncCallback\<void>): void
**示例：** **示例：**
```js ```js
const readBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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, (err, res) => { pixelmap.readPixelsToBuffer(readBuffer, (err, res) => {
if(err) { if(err) {
console.log('Failed to read image pixel data.'); //不符合条件则进入 console.log('Failed to read image pixel data.'); //不符合条件则进入
...@@ -171,7 +171,7 @@ readPixels(area: PositionArea): Promise\<void> ...@@ -171,7 +171,7 @@ readPixels(area: PositionArea): Promise\<void>
**示例：** **示例：**
```js ```js
const area = { const area image.PositionArea = {
pixels: new ArrayBuffer(8), pixels: new ArrayBuffer(8),
offset: 0, offset: 0,
stride: 8, stride: 8,
...@@ -202,14 +202,14 @@ readPixels(area: PositionArea, callback: AsyncCallback\<void>): void ...@@ -202,14 +202,14 @@ readPixels(area: PositionArea, callback: AsyncCallback\<void>): void
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts, (err, pixelmap) => { image.createPixelMap(color, opts, (err, pixelmap : image.PixelMap) => {
if(pixelmap == undefined){ if(pixelmap == undefined){
console.info('createPixelMap failed.'); console.info('createPixelMap failed.');
} else { } else {
const area = { pixels: new ArrayBuffer(8), const area : image.PositionArea = { pixels: new ArrayBuffer(8),
offset: 0, offset: 0,
stride: 8, stride: 8,
region: { size: { height: 1, width: 2 }, x: 0, y: 0 }}; region: { size: { height: 1, width: 2 }, x: 0, y: 0 }};
...@@ -243,20 +243,20 @@ writePixels(area: PositionArea): Promise\<void> ...@@ -243,20 +243,20 @@ writePixels(area: PositionArea): Promise\<void>
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts) image.createPixelMap(color, opts)
.then( pixelmap => { .then( (pixelmap : image.PixelMap) => {
if (pixelmap == undefined) { if (pixelmap == undefined) {
console.info('createPixelMap failed.'); console.info('createPixelMap failed.');
} }
const area = { pixels: new ArrayBuffer(8), const area : image.PositionArea = { pixels: new ArrayBuffer(8),
offset: 0, offset: 0,
stride: 8, stride: 8,
region: { size: { height: 1, width: 2 }, x: 0, y: 0 } region: { size: { height: 1, width: 2 }, x: 0, y: 0 }
} }
let bufferArr = new Uint8Array(area.pixels); let bufferArr : Uint8Array = new Uint8Array(area.pixels);
for (var i = 0; i < bufferArr.length; i++) { for (var i = 0; i < bufferArr.length; i++) {
bufferArr[i] = i + 1; bufferArr[i] = i + 1;
} }
...@@ -287,12 +287,12 @@ writePixels(area: PositionArea, callback: AsyncCallback\<void>): void ...@@ -287,12 +287,12 @@ writePixels(area: PositionArea, callback: AsyncCallback\<void>): void
**示例：** **示例：**
```js ```js
const area = { pixels: new ArrayBuffer(8), const area : image.PositionArea = { pixels: new ArrayBuffer(8),
offset: 0, offset: 0,
stride: 8, stride: 8,
region: { size: { height: 1, width: 2 }, x: 0, y: 0 } region: { size: { height: 1, width: 2 }, x: 0, y: 0 }
} }
let bufferArr = new Uint8Array(area.pixels); let bufferArr : Uint8Array = new Uint8Array(area.pixels);
for (var i = 0; i < bufferArr.length; i++) { for (var i = 0; i < bufferArr.length; i++) {
bufferArr[i] = i + 1; bufferArr[i] = i + 1;
} }
...@@ -328,8 +328,8 @@ writeBufferToPixels(src: ArrayBuffer): Promise\<void> ...@@ -328,8 +328,8 @@ writeBufferToPixels(src: ArrayBuffer): Promise\<void>
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
for (var i = 0; i < bufferArr.length; i++) { for (var i = 0; i < bufferArr.length; i++) {
bufferArr[i] = i + 1; bufferArr[i] = i + 1;
} }
...@@ -358,8 +358,8 @@ writeBufferToPixels(src: ArrayBuffer, callback: AsyncCallback\<void>): void ...@@ -358,8 +358,8 @@ writeBufferToPixels(src: ArrayBuffer, callback: AsyncCallback\<void>): void
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
for (var i = 0; i < bufferArr.length; i++) { for (var i = 0; i < bufferArr.length; i++) {
bufferArr[i] = i + 1; bufferArr[i] = i + 1;
} }
...@@ -390,13 +390,13 @@ getImageInfo(): Promise\<ImageInfo> ...@@ -390,13 +390,13 @@ getImageInfo(): Promise\<ImageInfo>
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 opts = { editable: true, pixelFormat: 2, size: { height: 6, width: 8 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 2, size: { height: 6, width: 8 } }
image.createPixelMap(color, opts).then(pixelmap => { image.createPixelMap(color, opts).then((pixelmap : image.PixelMap) => {
if (pixelmap == undefined) { if (pixelmap == undefined) {
console.error("Failed to obtain the image pixel map information."); console.error("Failed to obtain the image pixel map information.");
} }
pixelmap.getImageInfo().then(imageInfo => { pixelmap.getImageInfo().then((imageInfo : image.ImageInfo) => {
if (imageInfo == undefined) { if (imageInfo == undefined) {
console.error("Failed to obtain the image pixel map information."); console.error("Failed to obtain the image pixel map information.");
} }
...@@ -424,13 +424,13 @@ getImageInfo(callback: AsyncCallback\<ImageInfo>): void ...@@ -424,13 +424,13 @@ getImageInfo(callback: AsyncCallback\<ImageInfo>): void
**示例:** **示例:**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts, (err, pixelmap) => { image.createPixelMap(color, opts, (err, pixelmap : image.PixelMap) => {
if (pixelmap == undefined) { if (pixelmap == undefined) {
console.error("Failed to obtain the image pixel map information."); console.error("Failed to obtain the image pixel map information.");
} }
pixelmap.getImageInfo((err, imageInfo) => { pixelmap.getImageInfo((err, imageInfo : image.ImageInfo) => {
if (imageInfo == undefined) { if (imageInfo == undefined) {
console.error("Failed to obtain the image pixel map information."); console.error("Failed to obtain the image pixel map information.");
} }
...@@ -458,11 +458,11 @@ getBytesNumberPerRow(): number ...@@ -458,11 +458,11 @@ getBytesNumberPerRow(): number
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts, (err,pixelmap) => { image.createPixelMap(color, opts, (err,pixelmap : image.PixelMap) => {
let rowCount = pixelmap.getBytesNumberPerRow(); let rowCount : number = pixelmap.getBytesNumberPerRow();
}) })
``` ```
...@@ -483,7 +483,7 @@ getPixelBytesNumber(): number ...@@ -483,7 +483,7 @@ getPixelBytesNumber(): number
**示例：** **示例：**
```js ```js
let pixelBytesNumber = pixelmap.getPixelBytesNumber(); let pixelBytesNumber : number = pixelmap.getPixelBytesNumber();
``` ```
### getDensity<sup>9+</sup> ### getDensity<sup>9+</sup>
...@@ -503,7 +503,7 @@ getDensity():number ...@@ -503,7 +503,7 @@ getDensity():number
**示例：** **示例：**
```js ```js
let getDensity = pixelmap.getDensity(); let getDensity : number = pixelmap.getDensity();
``` ```
### opacity<sup>9+</sup> ### opacity<sup>9+</sup>
...@@ -602,7 +602,7 @@ createAlphaPixelmap(callback: AsyncCallback\<PixelMap>): void ...@@ -602,7 +602,7 @@ createAlphaPixelmap(callback: AsyncCallback\<PixelMap>): void
**示例：** **示例：**
```js ```js
pixelmap.createAlphaPixelmap((err, alphaPixelMap) => { pixelmap.createAlphaPixelmap((err, alphaPixelMap : image.PixelMap) => {
if (alphaPixelMap == undefined) { if (alphaPixelMap == undefined) {
console.info('Failed to obtain new pixel map.'); console.info('Failed to obtain new pixel map.');
} else { } else {
...@@ -983,16 +983,16 @@ class MySequence { ...@@ -983,16 +983,16 @@ class MySequence {
return true; return true;
} }
async unmarshalling(messageSequence) { async unmarshalling(messageSequence) {
let pixelParcel = await image.createPixelMap(new ArrayBuffer(96), {size: { height:4, width: 6}}); let pixelParcel : image.PixelMap = await image.createPixelMap(new ArrayBuffer(96), {size: { height:4, width: 6}});
await pixelParcel.unmarshalling(messageSequence).then(async (pixelMap) => { await pixelParcel.unmarshalling(messageSequence).then(async (pixelMap : image.PixelMap) => {
this.pixel_map = pixelMap; this.pixel_map = pixelMap;
}) })
return true; return true;
} }
} }
async function Demo() { async function Demo() {
let parcelable = new MySequence(pixelmap); let parcelable : MySequence = new MySequence(pixelmap);
let data = rpc.MessageSequence.create(); let data : rpc.MessageSequence = rpc.MessageSequence.create();
data.writeParcelable(parcelable); data.writeParcelable(parcelable);
} }
``` ```
...@@ -1042,8 +1042,8 @@ class MySequence { ...@@ -1042,8 +1042,8 @@ class MySequence {
return true; return true;
} }
async unmarshalling(messageSequence) { async unmarshalling(messageSequence) {
let pixelParcel = await image.createPixelMap(new ArrayBuffer(96), {size: { height:4, width: 6}}); let pixelParcel : image.PixelMap = await image.createPixelMap(new ArrayBuffer(96), {size: { height:4, width: 6}});
await pixelParcel.unmarshalling(messageSequence).then(async (pixelMap) => { await pixelParcel.unmarshalling(messageSequence).then(async (pixelMap : image.PixelMap) => {
this.pixel_map = pixelMap; this.pixel_map = pixelMap;
}) })
return true; return true;
...@@ -1051,8 +1051,8 @@ class MySequence { ...@@ -1051,8 +1051,8 @@ class MySequence {
} }
async function Demo() { async function Demo() {
let pixel_map = undefined; let pixel_map = undefined;
let ret = new MySequence(pixel_map); let ret : MySequence = new MySequence(pixel_map);
let data = rpc.MessageSequence.create(); let data : rpc.MessageSequence = rpc.MessageSequence.create();
await data.readParcelable(ret); await data.readParcelable(ret);
} }
``` ```
...@@ -1127,18 +1127,18 @@ createImageSource(uri: string): ImageSource ...@@ -1127,18 +1127,18 @@ createImageSource(uri: string): ImageSource
```js ```js
//Stage模型 //Stage模型
const context = getContext(this); const context : Context = getContext(this);
const path = context.cacheDir + "/test.jpg"; const path : string= context.cacheDir + "/test.jpg";
const imageSourceApi = image.createImageSource(path); const imageSourceApi : image.ImageSource = image.createImageSource(path);
``` ```
```js ```js
//FA模型 //FA模型
import featureAbility from '@ohos.ability.featureAbility'; import featureAbility from '@ohos.ability.featureAbility';
const context = featureAbility.getContext(); const context : Context = featureAbility.getContext();
const path = context.getCacheDir() + "/test.jpg"; const path : string= context.getCacheDir() + "/test.jpg";
const imageSourceApi = image.createImageSource(path); const imageSourceApi : image.ImageSource = image.createImageSource(path);
``` ```
## image.createImageSource<sup>9+</sup> ## image.createImageSource<sup>9+</sup>
...@@ -1165,8 +1165,8 @@ createImageSource(uri: string, options: SourceOptions): ImageSource ...@@ -1165,8 +1165,8 @@ createImageSource(uri: string, options: SourceOptions): ImageSource
**示例：** **示例：**
```js ```js
var sourceOptions = { sourceDensity: 120 }; var sourceOptions : image.SourceOptions = { sourceDensity: 120 };
let imageSource = image.createImageSource('test.png', sourceOptions); let imageSource : image.ImageSource = image.createImageSource('test.png', sourceOptions);
``` ```
## image.createImageSource<sup>7+</sup> ## image.createImageSource<sup>7+</sup>
...@@ -1192,7 +1192,7 @@ createImageSource(fd: number): ImageSource ...@@ -1192,7 +1192,7 @@ createImageSource(fd: number): ImageSource
**示例：** **示例：**
```js ```js
const imageSourceApi = image.createImageSource(0); const imageSourceApi : image.ImageSource = image.createImageSource(0);
``` ```
## image.createImageSource<sup>9+</sup> ## image.createImageSource<sup>9+</sup>
...@@ -1219,8 +1219,8 @@ createImageSource(fd: number, options: SourceOptions): ImageSource ...@@ -1219,8 +1219,8 @@ createImageSource(fd: number, options: SourceOptions): ImageSource
**示例：** **示例：**
```js ```js
var sourceOptions = { sourceDensity: 120 }; var sourceOptions : image.SourceOptions = { sourceDensity: 120 };
const imageSourceApi = image.createImageSource(0, sourceOptions); const imageSourceApi : image.ImageSource = image.createImageSource(0, sourceOptions);
``` ```
## image.createImageSource<sup>9+</sup> ## image.createImageSource<sup>9+</sup>
...@@ -1240,8 +1240,8 @@ createImageSource(buf: ArrayBuffer): ImageSource ...@@ -1240,8 +1240,8 @@ createImageSource(buf: ArrayBuffer): ImageSource
**示例：** **示例：**
```js ```js
const buf = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 const buf : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4
const imageSourceApi = image.createImageSource(buf); const imageSourceApi : image.ImageSource = image.createImageSource(buf);
``` ```
## image.createImageSource<sup>9+</sup> ## image.createImageSource<sup>9+</sup>
...@@ -1268,8 +1268,8 @@ createImageSource(buf: ArrayBuffer, options: SourceOptions): ImageSource ...@@ -1268,8 +1268,8 @@ createImageSource(buf: ArrayBuffer, options: SourceOptions): ImageSource
**示例：** **示例：**
```js ```js
const data = new ArrayBuffer(112); const data : ArrayBuffer= new ArrayBuffer(112);
const imageSourceApi = image.createImageSource(data); const imageSourceApi : image.ImageSource = image.createImageSource(data);
``` ```
## image.CreateIncrementalSource<sup>9+</sup> ## image.CreateIncrementalSource<sup>9+</sup>
...@@ -1295,8 +1295,8 @@ CreateIncrementalSource(buf: ArrayBuffer): ImageSource ...@@ -1295,8 +1295,8 @@ CreateIncrementalSource(buf: ArrayBuffer): ImageSource
**示例：** **示例：**
```js ```js
const buf = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 const buf : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4
const imageSourceIncrementalSApi = image.CreateIncrementalSource(buf); const imageSourceIncrementalSApi : image.ImageSource = image.CreateIncrementalSource(buf);
``` ```
## image.CreateIncrementalSource<sup>9+</sup> ## image.CreateIncrementalSource<sup>9+</sup>
...@@ -1323,8 +1323,8 @@ CreateIncrementalSource(buf: ArrayBuffer, options?: SourceOptions): ImageSource ...@@ -1323,8 +1323,8 @@ CreateIncrementalSource(buf: ArrayBuffer, options?: SourceOptions): ImageSource
**示例：** **示例：**
```js ```js
const buf = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 const buf : ArrayBuffer = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4
const imageSourceIncrementalSApi = image.CreateIncrementalSource(buf); const imageSourceIncrementalSApi : image.ImageSource = image.CreateIncrementalSource(buf);
``` ```
## ImageSource ## ImageSource
...@@ -1357,7 +1357,7 @@ getImageInfo(index: number, callback: AsyncCallback\<ImageInfo>): void ...@@ -1357,7 +1357,7 @@ getImageInfo(index: number, callback: AsyncCallback\<ImageInfo>): void
**示例：** **示例：**
```js ```js
imageSourceApi.getImageInfo(0,(error, imageInfo) => { imageSourceApi.getImageInfo(0,(error, imageInfo : image.ImageInfo) => {
if(error) { if(error) {
console.log('getImageInfo failed.'); console.log('getImageInfo failed.');
} else { } else {
...@@ -1383,7 +1383,7 @@ getImageInfo(callback: AsyncCallback\<ImageInfo>): void ...@@ -1383,7 +1383,7 @@ getImageInfo(callback: AsyncCallback\<ImageInfo>): void
**示例：** **示例：**
```js ```js
imageSourceApi.getImageInfo(imageInfo => { imageSourceApi.getImageInfo((imageInfo : image.ImageInfo) => {
console.log('Succeeded in obtaining the image information.'); console.log('Succeeded in obtaining the image information.');
}) })
``` ```
...@@ -1412,7 +1412,7 @@ getImageInfo(index?: number): Promise\<ImageInfo> ...@@ -1412,7 +1412,7 @@ getImageInfo(index?: number): Promise\<ImageInfo>
```js ```js
imageSourceApi.getImageInfo(0) imageSourceApi.getImageInfo(0)
.then(imageInfo => { .then((imageInfo : image.ImageInfo) => {
console.log('Succeeded in obtaining the image information.'); console.log('Succeeded in obtaining the image information.');
}).catch(error => { }).catch(error => {
console.log('Failed to obtain the image information.'); console.log('Failed to obtain the image information.');
...@@ -1467,7 +1467,7 @@ getImageProperty(key:string, callback: AsyncCallback\<string>): void ...@@ -1467,7 +1467,7 @@ getImageProperty(key:string, callback: AsyncCallback\<string>): void
**示例：** **示例：**
```js ```js
imageSourceApi.getImageProperty("BitsPerSample",(error,data) => { imageSourceApi.getImageProperty("BitsPerSample",(error,data : string) => {
if(error) { if(error) {
console.log('Failed to get the value of the specified attribute key of the image.'); console.log('Failed to get the value of the specified attribute key of the image.');
} else { } else {
...@@ -1495,7 +1495,7 @@ getImageProperty(key:string, options: GetImagePropertyOptions, callback: AsyncCa ...@@ -1495,7 +1495,7 @@ getImageProperty(key:string, options: GetImagePropertyOptions, callback: AsyncCa
**示例：** **示例：**
```js ```js
let property = { index: 0, defaultValue: '9999' } let property : image.GetImagePropertyOptions = { index: 0, defaultValue: '9999' }
imageSourceApi.getImageProperty("BitsPerSample",property,(error,data) => { imageSourceApi.getImageProperty("BitsPerSample",property,(error,data) => {
if(error) { if(error) {
console.log('Failed to get the value of the specified attribute key of the image.'); console.log('Failed to get the value of the specified attribute key of the image.');
...@@ -1583,7 +1583,7 @@ updateData(buf: ArrayBuffer, isFinished: boolean, value: number, length: number) ...@@ -1583,7 +1583,7 @@ updateData(buf: ArrayBuffer, isFinished: boolean, value: number, length: number)
**示例：** **示例：**
```js ```js
const array = new ArrayBuffer(100); const array : ArrayBuffer = new ArrayBuffer(100);
imageSourceApi.updateData(array, false, 0, 10).then(data => { imageSourceApi.updateData(array, false, 0, 10).then(data => {
console.info('Succeeded in updating data.'); console.info('Succeeded in updating data.');
}) })
...@@ -1611,7 +1611,7 @@ updateData(buf: ArrayBuffer, isFinished: boolean, value: number, length: number, ...@@ -1611,7 +1611,7 @@ updateData(buf: ArrayBuffer, isFinished: boolean, value: number, length: number,
**示例：** **示例：**
```js ```js
const array = new ArrayBuffer(100); const array : ArrayBuffer = new ArrayBuffer(100);
imageSourceApi.updateData(array, false, 0, 10,(error,data )=> { imageSourceApi.updateData(array, false, 0, 10,(error,data )=> {
if(data !== undefined){ if(data !== undefined){
console.info('Succeeded in updating data.'); console.info('Succeeded in updating data.');
...@@ -1642,7 +1642,7 @@ createPixelMap(options?: DecodingOptions): Promise\<PixelMap> ...@@ -1642,7 +1642,7 @@ createPixelMap(options?: DecodingOptions): Promise\<PixelMap>
**示例：** **示例：**
```js ```js
imageSourceApi.createPixelMap().then(pixelmap => { imageSourceApi.createPixelMap().then((pixelmap : image.PixelMap) => {
console.log('Succeeded in creating pixelmap object through image decoding parameters.'); console.log('Succeeded in creating pixelmap object through image decoding parameters.');
}).catch(error => { }).catch(error => {
console.log('Failed to create pixelmap object through image decoding parameters.'); console.log('Failed to create pixelmap object through image decoding parameters.');
...@@ -1666,7 +1666,7 @@ createPixelMap(callback: AsyncCallback\<PixelMap>): void ...@@ -1666,7 +1666,7 @@ createPixelMap(callback: AsyncCallback\<PixelMap>): void
**示例：** **示例：**
```js ```js
imageSourceApi.createPixelMap((err, pixelmap) => { imageSourceApi.createPixelMap((err, pixelmap : image.PixelMap) => {
console.info('Succeeded in creating pixelmap object.'); console.info('Succeeded in creating pixelmap object.');
}) })
``` ```
...@@ -1689,7 +1689,7 @@ createPixelMap(options: DecodingOptions, callback: AsyncCallback\<PixelMap>): vo ...@@ -1689,7 +1689,7 @@ createPixelMap(options: DecodingOptions, callback: AsyncCallback\<PixelMap>): vo
**示例：** **示例：**
```js ```js
let decodingOptions = { let decodingOptions : image.DecodingOptions = {
sampleSize: 1, sampleSize: 1,
editable: true, editable: true,
desiredSize: { width: 1, height: 2 }, desiredSize: { width: 1, height: 2 },
...@@ -1698,7 +1698,7 @@ let decodingOptions = { ...@@ -1698,7 +1698,7 @@ let decodingOptions = {
desiredRegion: { size: { height: 1, width: 2 }, x: 0, y: 0 }, desiredRegion: { size: { height: 1, width: 2 }, x: 0, y: 0 },
index: 0 index: 0
}; };
imageSourceApi.createPixelMap(decodingOptions, pixelmap => { imageSourceApi.createPixelMap(decodingOptions, pixelmap : image.PixelMap => {
console.log('Succeeded in creating pixelmap object.'); console.log('Succeeded in creating pixelmap object.');
}) })
``` ```
...@@ -1738,7 +1738,7 @@ createPixelMapList(options?: DecodingOptions): Promise<Array\<PixelMap>>; ...@@ -1738,7 +1738,7 @@ createPixelMapList(options?: DecodingOptions): Promise<Array\<PixelMap>>;
**示例：** **示例：**
```js ```js
let decodeOpts = { let decodeOpts : image.DecodingOptions = {
sampleSize: 1, sampleSize: 1,
editable: true, editable: true,
desiredSize: { width: 198, height: 202 }, desiredSize: { width: 198, height: 202 },
...@@ -1813,7 +1813,7 @@ createPixelMapList(options: DecodingOptions, callback: AsyncCallback<Array\<Pixe ...@@ -1813,7 +1813,7 @@ createPixelMapList(options: DecodingOptions, callback: AsyncCallback<Array\<Pixe
**示例：** **示例：**
```js ```js
let decodeOpts = { let decodeOpts : image.DecodingOptions = {
sampleSize: 1, sampleSize: 1,
editable: true, editable: true,
desiredSize: { width: 198, height: 202 }, desiredSize: { width: 198, height: 202 },
...@@ -2029,7 +2029,7 @@ createImagePacker(): ImagePacker ...@@ -2029,7 +2029,7 @@ createImagePacker(): ImagePacker
**示例：** **示例：**
```js ```js
const imagePackerApi = image.createImagePacker(); const imagePackerApi : image.ImagePacker = image.createImagePacker();
``` ```
## ImagePacker ## ImagePacker
...@@ -2063,9 +2063,9 @@ packing(source: ImageSource, option: PackingOption, callback: AsyncCallback\<Arr ...@@ -2063,9 +2063,9 @@ packing(source: ImageSource, option: PackingOption, callback: AsyncCallback\<Arr
**示例：** **示例：**
```js ```js
const imageSourceApi = image.createImageSource(0); const imageSourceApi : image.ImageSource = image.createImageSource(0);
let packOpts = { format:"image/jpeg", quality:98 }; let packOpts : image.PackingOption = { format:"image/jpeg", quality:98 };
imagePackerApi.packing(imageSourceApi, packOpts, data => {}) imagePackerApi.packing(imageSourceApi, packOpts, data : ArrayBuffer => {})
``` ```
### packing ### packing
...@@ -2092,10 +2092,10 @@ packing(source: ImageSource, option: PackingOption): Promise\<ArrayBuffer> ...@@ -2092,10 +2092,10 @@ packing(source: ImageSource, option: PackingOption): Promise\<ArrayBuffer>
**示例：** **示例：**
```js ```js
const imageSourceApi = image.createImageSource(0); const imageSourceApi : image.ImageSource = image.createImageSource(0);
let packOpts = { format:"image/jpeg", quality:98 } let packOpts : image.PackingOption = { format:"image/jpeg", quality:98 }
imagePackerApi.packing(imageSourceApi, packOpts) imagePackerApi.packing(imageSourceApi, packOpts)
.then( data => { .then( data : ArrayBuffer => {
console.log('packing succeeded.'); console.log('packing succeeded.');
}).catch(error => { }).catch(error => {
console.log('packing failed.'); console.log('packing failed.');
...@@ -2121,12 +2121,12 @@ packing(source: PixelMap, option: PackingOption, callback: AsyncCallback\<ArrayB ...@@ -2121,12 +2121,12 @@ packing(source: PixelMap, option: PackingOption, callback: AsyncCallback\<ArrayB
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts).then((pixelmap) => { image.createPixelMap(color, opts).then((pixelmap : image.image.PixelMap) => {
let packOpts = { format:"image/jpeg", quality:98 } let packOpts : image.PackingOption = { format:"image/jpeg", quality:98 }
imagePackerApi.packing(pixelmap, packOpts, data => { imagePackerApi.packing(pixelmap, packOpts, data : ArrayBuffer => {
console.log('Succeeded in packing the image.'); console.log('Succeeded in packing the image.');
}) })
}) })
...@@ -2156,13 +2156,13 @@ packing(source: PixelMap, option: PackingOption): Promise\<ArrayBuffer> ...@@ -2156,13 +2156,13 @@ packing(source: PixelMap, option: PackingOption): Promise\<ArrayBuffer>
**示例：** **示例：**
```js ```js
const color = new ArrayBuffer(96); //96为需要创建的像素buffer大小，取值为：height * width *4 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 = new Uint8Array(color); let bufferArr : Uint8Array = new Uint8Array(color);
let opts = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } } let opts : image.InitializationOptions = { editable: true, pixelFormat: 3, size: { height: 4, width: 6 } }
image.createPixelMap(color, opts).then((pixelmap) => { image.createPixelMap(color, opts).then((pixelmap : image.PixelMap) => {
let packOpts = { format:"image/jpeg", quality:98 } let packOpts : image.PackingOption = { format:"image/jpeg", quality:98 }
imagePackerApi.packing(pixelmap, packOpts) imagePackerApi.packing(pixelmap, packOpts)
.then( data => { .then( data : ArrayBuffer => {
console.log('Succeeded in packing the image.'); console.log('Succeeded in packing the image.');
}).catch(error => { }).catch(error => {
console.log('Failed to pack the image..'); console.log('Failed to pack the image..');
...@@ -2242,7 +2242,7 @@ createImageReceiver(width: number, height: number, format: number, capacity: num ...@@ -2242,7 +2242,7 @@ createImageReceiver(width: number, height: number, format: number, capacity: num
**示例：** **示例：**
```js ```js
var receiver = image.createImageReceiver(8192, 8, 2000, 8); var receiver image.ImageReceiver = image.createImageReceiver(8192, 8, 2000, 8);
``` ```
## ImageReceiver<sup>9+</sup> ## ImageReceiver<sup>9+</sup>
...@@ -2278,7 +2278,7 @@ getReceivingSurfaceId(callback: AsyncCallback\<string>): void ...@@ -2278,7 +2278,7 @@ getReceivingSurfaceId(callback: AsyncCallback\<string>): void
**示例:** **示例:**
```js ```js
receiver.getReceivingSurfaceId((err, id) => { receiver.getReceivingSurfaceId((err, id : string) => {
if(err) { if(err) {
console.log('getReceivingSurfaceId failed.'); console.log('getReceivingSurfaceId failed.');
} else { } else {
...@@ -2304,7 +2304,7 @@ getReceivingSurfaceId(): Promise\<string> ...@@ -2304,7 +2304,7 @@ getReceivingSurfaceId(): Promise\<string>
**示例：** **示例：**
```js ```js
receiver.getReceivingSurfaceId().then( id => { receiver.getReceivingSurfaceId().then( (id : string) => {
console.log('getReceivingSurfaceId succeeded.'); console.log('getReceivingSurfaceId succeeded.');
}).catch(error => { }).catch(error => {
console.log('getReceivingSurfaceId failed.'); console.log('getReceivingSurfaceId failed.');
...@@ -2328,7 +2328,7 @@ readLatestImage(callback: AsyncCallback\<Image>): void ...@@ -2328,7 +2328,7 @@ readLatestImage(callback: AsyncCallback\<Image>): void
**示例：** **示例：**
```js ```js
receiver.readLatestImage((err, img) => { receiver.readLatestImage((err, img : image.Image) => {
if(err) { if(err) {
console.log('readLatestImage failed.'); console.log('readLatestImage failed.');
} else { } else {
...@@ -2354,7 +2354,7 @@ readLatestImage(): Promise\<Image> ...@@ -2354,7 +2354,7 @@ readLatestImage(): Promise\<Image>
**示例：** **示例：**
```js ```js
receiver.readLatestImage().then(img => { receiver.readLatestImage().then((img : image.Image) => {
console.log('readLatestImage succeeded.'); console.log('readLatestImage succeeded.');
}).catch(error => { }).catch(error => {
console.log('readLatestImage failed.'); console.log('readLatestImage failed.');
...@@ -2378,7 +2378,7 @@ readNextImage(callback: AsyncCallback\<Image>): void ...@@ -2378,7 +2378,7 @@ readNextImage(callback: AsyncCallback\<Image>): void
**示例：** **示例：**
```js ```js
receiver.readNextImage((err, img) => { receiver.readNextImage((err, img : image.Image) => {
if(err) { if(err) {
console.log('readNextImage failed.'); console.log('readNextImage failed.');
} else { } else {
...@@ -2404,7 +2404,7 @@ readNextImage(): Promise\<Image> ...@@ -2404,7 +2404,7 @@ readNextImage(): Promise\<Image>
**示例：** **示例：**
```js ```js
receiver.readNextImage().then(img => { receiver.readNextImage().then((img : image.Image) => {
console.log('readNextImage succeeded.'); console.log('readNextImage succeeded.');
}).catch(error => { }).catch(error => {
console.log('readNextImage failed.'); console.log('readNextImage failed.');
...@@ -2502,7 +2502,7 @@ createImageCreator(width: number, height: number, format: number, capacity: numb ...@@ -2502,7 +2502,7 @@ createImageCreator(width: number, height: number, format: number, capacity: numb
**示例：** **示例：**
```js ```js
var creator = image.createImageCreator(8192, 8, 4, 8); var creator : image.ImageCreator = image.createImageCreator(8192, 8, 4, 8);
``` ```
## ImageCreator<sup>9+</sup> ## ImageCreator<sup>9+</sup>
...@@ -2536,7 +2536,7 @@ dequeueImage(callback: AsyncCallback\<Image>): void ...@@ -2536,7 +2536,7 @@ dequeueImage(callback: AsyncCallback\<Image>): void
**示例：** **示例：**
```js ```js
creator.dequeueImage((err, img) => { creator.dequeueImage((err, img : image.Image) => {
if (err) { if (err) {
console.info('dequeueImage failed.'); console.info('dequeueImage failed.');
} }
...@@ -2561,7 +2561,7 @@ dequeueImage(): Promise\<Image> ...@@ -2561,7 +2561,7 @@ dequeueImage(): Promise\<Image>
**示例：** **示例：**
```js ```js
creator.dequeueImage().then(img => { creator.dequeueImage().then((img : image.Image) => {
console.info('dequeueImage succeeded.'); console.info('dequeueImage succeeded.');
}).catch(error => { }).catch(error => {
console.log('dequeueImage failed: ' + error); console.log('dequeueImage failed: ' + error);
...@@ -2586,10 +2586,10 @@ queueImage(interface: Image, callback: AsyncCallback\<void>): void ...@@ -2586,10 +2586,10 @@ queueImage(interface: Image, callback: AsyncCallback\<void>): void
**示例：** **示例：**
```js ```js
creator.dequeueImage().then(img => { creator.dequeueImage().then((img : image.Image) => {
//绘制图片 //绘制图片
img.getComponent(4).then(component => { img.getComponent(4).then(component : image.Component => {
var bufferArr = new Uint8Array(component.byteBuffer); var bufferArr : Uint8Array = new Uint8Array(component.byteBuffer);
for (var i = 0; i < bufferArr.length; i += 4) { for (var i = 0; i < bufferArr.length; i += 4) {
bufferArr[i] = 0; //B bufferArr[i] = 0; //B
bufferArr[i + 1] = 0; //G bufferArr[i + 1] = 0; //G
...@@ -2630,10 +2630,10 @@ queueImage(interface: Image): Promise\<void> ...@@ -2630,10 +2630,10 @@ queueImage(interface: Image): Promise\<void>
**示例：** **示例：**
```js ```js
creator.dequeueImage().then(img => { creator.dequeueImage().then((img : image.Image) => {
//绘制图片 //绘制图片
img.getComponent(4).then(component => { img.getComponent(4).then(component : image.Component => {
var bufferArr = new Uint8Array(component.byteBuffer); var bufferArr : Uint8Array = new Uint8Array(component.byteBuffer);
for (var i = 0; i < bufferArr.length; i += 4) { for (var i = 0; i < bufferArr.length; i += 4) {
bufferArr[i] = 0; //B bufferArr[i] = 0; //B
bufferArr[i + 1] = 0; //G bufferArr[i + 1] = 0; //G
...@@ -2756,7 +2756,7 @@ getComponent(componentType: ComponentType, callback: AsyncCallback\<Component>): ...@@ -2756,7 +2756,7 @@ getComponent(componentType: ComponentType, callback: AsyncCallback\<Component>):
**示例：** **示例：**
```js ```js
img.getComponent(4, (err, component) => { img.getComponent(4, (err, component : image.Component) => {
if(err) { if(err) {
console.log('getComponent failed.'); console.log('getComponent failed.');
} else { } else {
...@@ -2788,7 +2788,7 @@ getComponent(componentType: ComponentType): Promise\<Component> ...@@ -2788,7 +2788,7 @@ getComponent(componentType: ComponentType): Promise\<Component>
**示例：** **示例：**
```js ```js
img.getComponent(4).then(component => { }) img.getComponent(4).then((component : image.Component) => { })
``` ```
### release<sup>9+</sup> ### release<sup>9+</sup>
......
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