!12142 modify CreateIncrementalSource

Merge pull request !12142 from renhw/master

zh-cn/application-dev/reference/apis/js-apis-image.md

@@ -1076,9 +1076,9 @@ const data = new ArrayBuffer(112);
 const imageSourceApi = image.createImageSource(data);
 ```
 
-## image.createIncrementalSource<sup>9+</sup>
+## image.CreateIncrementalSource<sup>9+</sup>
 
-createIncrementalSource(buf: ArrayBuffer): ImageSource
+CreateIncrementalSource(buf: ArrayBuffer): ImageSource
 
 通过缓冲区以增量的方式创建图片源实例。
 
@@ -1100,12 +1100,12 @@ createIncrementalSource(buf: ArrayBuffer): ImageSource
 
 ```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 imageSourceIncrementalSApi = image.createIncrementalSource(buf);
+const imageSourceIncrementalSApi = image.CreateIncrementalSource(buf);
 ```
 
-## image.createIncrementalSource<sup>9+</sup>
+## image.CreateIncrementalSource<sup>9+</sup>
 
-createIncrementalSource(buf: ArrayBuffer, options?: SourceOptions): ImageSource
+CreateIncrementalSource(buf: ArrayBuffer, options?: SourceOptions): ImageSource
 
 通过缓冲区以增量的方式创建图片源实例。
 
@@ -1128,7 +1128,7 @@ createIncrementalSource(buf: ArrayBuffer, options?: SourceOptions): ImageSource
 
 ```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 imageSourceIncrementalSApi = image.createIncrementalSource(buf);
+const imageSourceIncrementalSApi = image.CreateIncrementalSource(buf);
 ```
 
 ## ImageSource