变量任务未都完成时 显示 loading view

Introduce/Record/INIntroduceController.swift

@@ -272,6 +272,12 @@ class INIntroduceController: BFBaseViewController {
     }
 
     @objc func exportAction() {
+        
+        //add by ak 如果当前段有没有转完的发音人显示 Loadingview
+        if(!recordScreenVC.voiceChangeStickerFinish(isShowLoadView: true)){
+            return
+        }
+        
         let count = recordScreenVC.itemModels.reduce(0, { partialResult, model in
             model.voiceStickers.count + partialResult
         })