diff --git a/ohos/dts/@ohos.rtsprecord.d.ts b/ohos/dts/@ohos.rtsprecord.d.ts
index ec3254e..5bc13c8 100644
--- a/ohos/dts/@ohos.rtsprecord.d.ts
+++ b/ohos/dts/@ohos.rtsprecord.d.ts
@@ -53,8 +53,8 @@ declare namespace record {
         endRecordVideo(id:number): RtspResult;
         getVideoSnapshot(context:object,uri:string,fileName:string,dir:string,needBase64:boolean,callback: AsyncCallback<RtspResult>): void;
         getVideoSnapshot(context:object,uri:string,fileName:string,dir:string): Promise<RtspResult>;
-        detectVideoSnapshotSize(uri:string,fileName:string,callback: AsyncCallback<RtspResult>): void;
-        detectVideoSnapshotSize(uri:string,fileName:string): Promise<RtspResult>;
+        detectVideoSnapshotSize(uri:string,fileName:string,needBase64:boolean,callback: AsyncCallback<RtspResult>): void;
+        detectVideoSnapshotSize(uri:string,fileName:string,needBase64:boolean): Promise<RtspResult>;
     }
 }
 export default record;