update zh-cn/application-dev/media/image-decoding.md.

Signed-off-by: N 朱静茹 <zhujingru2@huawei.com>

update zh-cn/application-dev/media/image-decoding.md.
Signed-off-by: N 朱静茹 <zhujingru2@huawei.com>
57a8cfa8 · 朱静茹 · Gitee · 9c3ff94f · 57a8cfa8
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zh-cn/application-dev/media/image-decoding.md zh-cn/application-dev/media/image-decoding.md +4 -4

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--- a/zh-cn/application-dev/media/image-decoding.md
+++ b/zh-cn/application-dev/media/image-decoding.md
@@ -100,11 +100,11 @@
 4. 设置解码参数DecodingOptions，解码获取PixelMap图片对象。
     
   ```ts
-   class decodingOption {
-      flag : boolean = true
-      n : number = 0
+   class DecodingOption {
+      editable : boolean = true
+      desiredPixelFormat : number = 0
   }
-   let decodingOptions = {
+   let decodingOptions : DecodingOption = {
       editable: true,
       desiredPixelFormat: 3,
   }