diff --git a/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt b/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt
index 8ca5159..0a58c5e 100644
--- a/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt
+++ b/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt
@@ -69,39 +69,43 @@ abstract class BaseActivity<VB : ViewBinding> : AppCompatActivity() {
     }
 
     open fun registerDataChange() {
-        lifecycleScope.launch {
-            viewModel.showLoading.collect {
-                Timber.d("registerDataChange 用户 showLoading = $it")
-                if (it) {
-                    showWaitingDialog("")
-                } else {
-                    hideWaitingDialog()
-                }
-            }
-        }
+//        lifecycleScope.launch {
+//            viewModel.showLoading.collect {
+//                Timber.d("registerDataChange 用户 showLoading = $it")
+//                if (it) {
+//                    showWaitingDialog("")
+//                } else {
+//                    hideWaitingDialog()
+//                }
+//            }
+//        }
     }
 
     /**
      * 显示等待提示框
      */
-    fun showWaitingDialog(tip: String?): Dialog? {
-        hideWaitingDialog()
-        val view = View.inflate(this, R.layout.dialog_waiting, null)
-        if (!TextUtils.isEmpty(tip)) (view.findViewById<View?>(R.id.tvTip) as TextView).text = tip
-        mDialogWaiting = CustomDialog(this, view, R.style.MyDialog).apply {
-            setCancelable(true)
-            setCanceledOnTouchOutside(true)
-            show()
+    fun showWaitingDialog(tip: String?){
+        runOnUiThread {
+            hideWaitingDialog()
+            val view = View.inflate(this, R.layout.dialog_waiting, null)
+            if (!TextUtils.isEmpty(tip)) (view.findViewById<View?>(R.id.tvTip) as TextView).text =
+                tip
+            mDialogWaiting = CustomDialog(this, view, R.style.MyDialog).apply {
+                setCancelable(true)
+                setCanceledOnTouchOutside(true)
+                show()
+            }
         }
-        return mDialogWaiting
     }
 
     /**
      * 隐藏等待提示框
      */
     fun hideWaitingDialog() {
-        mDialogWaiting?.dismiss()
-        mDialogWaiting = null
+        runOnUiThread {
+            mDialogWaiting?.dismiss()
+            mDialogWaiting = null
+        }
     }
 
     fun showWaitingDialog2(tip: String?) {
diff --git a/app/src/main/java/com/sw/dualscreen/activity/fragment/CollectFragment.kt b/app/src/main/java/com/sw/dualscreen/activity/fragment/CollectFragment.kt
index 717818e..735d662 100644
--- a/app/src/main/java/com/sw/dualscreen/activity/fragment/CollectFragment.kt
+++ b/app/src/main/java/com/sw/dualscreen/activity/fragment/CollectFragment.kt
@@ -103,6 +103,7 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
             val index = foodCollectionList.indexOfFirst { it.imageFile == null }
             if (index == -1) {
                 ToastUtils.showToast("每次只允许保存${MAX_COUNT}条数据")
+                settingActivity?.hideWaitingDialog()
                 rerurn@cameraCallback
             }
             ImageUtil.uriToBitmap(requireActivity(), uri)?.let { bitmap ->
@@ -117,6 +118,7 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
                 } catch (e: Exception) {
                     e.printStackTrace()
                     ToastUtils.showToast("操作失败")
+                    settingActivity?.hideWaitingDialog()
                     return@let
                 }
                 val file = BitmapSaver.saveToAppFilesDir(
@@ -134,10 +136,12 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
                 if (bitmap.isRecycled.not()) {
                     bitmap.recycle()
                 }
+                settingActivity?.hideWaitingDialog()
             }
         } catch (e: Exception) {
             e.printStackTrace()
-            ToastUtils.showToast("程序异常")
+            settingActivity?.hideWaitingDialog()
+            ToastUtils.showToast("程序异常${e.message}")
         }
     }
 
@@ -148,7 +152,11 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
             ToastUtils.showToast("每次只允许保存${MAX_COUNT}条数据")
             return
         }
-        cameraUtils.takePhoto(cameraCallback)
+        settingActivity?.showWaitingDialog("拍照中……")
+        cameraUtils.takePhoto(cameraCallback) { errMsg ->
+            ToastUtils.showToast(errMsg)
+            settingActivity?.hideWaitingDialog()
+        }
     }
 
     override fun initialize() {
diff --git a/app/src/main/java/com/sw/dualscreen/utils/CameraUtils.kt b/app/src/main/java/com/sw/dualscreen/utils/CameraUtils.kt
index fe6deb3..c31865b 100644
--- a/app/src/main/java/com/sw/dualscreen/utils/CameraUtils.kt
+++ b/app/src/main/java/com/sw/dualscreen/utils/CameraUtils.kt
@@ -11,16 +11,18 @@ class CameraUtils(private var activity: ComponentActivity) {
 
     private var cameraController: LifecycleCameraController? = null
     private var photoCaptureHelper: PhotoCaptureHelper? = null
+    private var failCallback: ((msg: String) -> Unit)? = null
 
     //    private var isCameraReady = false
-    fun takePhoto(callback: (Uri) -> Unit) {
+    fun takePhoto(succCallback: (Uri) -> Unit, failCallback: (msg: String) -> Unit = { }) {
+        this.failCallback = failCallback
         cameraController?.let {
             if (photoCaptureHelper == null) {
                 initCaptureHelper()
             }
         }
         photoCaptureHelper?.let {
-            it.addSuccessCallback(callback)
+            it.addSuccessCallback(succCallback)
             it.bindCameraCallback {
                 bind()
             }
@@ -35,6 +37,7 @@ class CameraUtils(private var activity: ComponentActivity) {
             onSuccess = {},
             onError = { msg ->
                 //toast(msg)
+                failCallback?.invoke(msg)
             }
         )
     }
diff --git a/app/src/main/res/drawable/dialog_waiting.xml b/app/src/main/res/drawable/dialog_waiting.xml
index b47a21c..e7baf2a 100644
--- a/app/src/main/res/drawable/dialog_waiting.xml
+++ b/app/src/main/res/drawable/dialog_waiting.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
-    <corners android:radius="5dp" />
+    <corners android:radius="8dp" />
     <solid android:color="@color/black" />
 </shape>
\ No newline at end of file
diff --git a/app/src/main/res/layout/dialog_waiting.xml b/app/src/main/res/layout/dialog_waiting.xml
index 4746621..a449960 100644
--- a/app/src/main/res/layout/dialog_waiting.xml
+++ b/app/src/main/res/layout/dialog_waiting.xml
@@ -1,32 +1,26 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:background="@drawable/dialog_waiting"
+    android:gravity="center_vertical"
+    android:paddingHorizontal="20dp"
+    android:paddingVertical="15dp">
 
-    <RelativeLayout
+    <ProgressBar
+        android:layout_width="39dp"
+        android:layout_height="39dp"
+        android:indeterminateTint="@color/teal_200"
+        android:indeterminateTintMode="src_atop" />
+
+    <TextView
+        android:id="@+id/tvTip"
         android:layout_width="wrap_content"
-        android:layout_height="80dp"
-        android:paddingHorizontal="20dp"
-        android:background="@drawable/dialog_waiting">
+        android:layout_height="wrap_content"
+        android:text="请稍后……"
+        android:gravity="center_vertical"
+        android:layout_marginStart="10dp"
+        android:textColor="@color/white"
+        android:textSize="26sp" />
 
-
-        <TextView
-            android:id="@+id/tvTip"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_centerInParent="true"
-            android:textColor="@color/white"
-            android:text="请稍后……"
-            android:textSize="22sp" />
-
-        <ProgressBar
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_centerVertical="true"
-            android:layout_marginRight="30dp"
-            android:layout_toLeftOf="@id/tvTip"
-            android:indeterminateTint="@color/teal_200"
-            android:indeterminateTintMode="src_atop" />
-
-    </RelativeLayout>
-</FrameLayout>
\ No newline at end of file
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/presentation_face_pay.xml b/app/src/main/res/layout/presentation_face_pay.xml
index 81d9c4f..e6098d6 100644
--- a/app/src/main/res/layout/presentation_face_pay.xml
+++ b/app/src/main/res/layout/presentation_face_pay.xml
@@ -134,7 +134,7 @@
             android:layout_marginTop="55dp"
             android:text="请正视屏幕进行面部识别..."
             android:textColor="#ff5e7585"
-            android:textSize="24sp"
+            android:textSize="22sp"
             android:textStyle="bold"
             tools:ignore="HardcodedText" />
     </LinearLayout>
diff --git a/app/src/main/res/layout/presentation_main_screen.xml b/app/src/main/res/layout/presentation_main_screen.xml
index 5b405b3..b31b0e3 100644
--- a/app/src/main/res/layout/presentation_main_screen.xml
+++ b/app/src/main/res/layout/presentation_main_screen.xml
@@ -76,7 +76,7 @@
                         android:layout_marginBottom="56dp"
                         android:text="请正视屏幕进行面部识别..."
                         android:textColor="@color/white"
-                        android:textSize="24sp"
+                        android:textSize="22sp"
                         android:visibility="gone" />
 
                     <ImageView
diff --git a/lib_face/src/main/java/com/sw/plate/utils/ToastUtils.java b/lib_face/src/main/java/com/sw/plate/utils/ToastUtils.java
index 79dc4dc..88bdcfc 100644
--- a/lib_face/src/main/java/com/sw/plate/utils/ToastUtils.java
+++ b/lib_face/src/main/java/com/sw/plate/utils/ToastUtils.java
@@ -4,6 +4,7 @@ import android.annotation.SuppressLint;
 import android.content.Context;
 import android.os.Handler;
 import android.os.Looper;
+import android.text.TextUtils;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -32,6 +33,9 @@ public class ToastUtils {
      * @param text the text
      */
     public static void showToast(String text) {
+        if (TextUtils.isEmpty(text)) {
+            return;
+        }
         runOnMainThread(()->{
             Context context = App.getContext();
             if (toast == null) {
diff --git a/lib_face/src/main/java/com/sw/plate/utils/arcface/ConfigUtil.java b/lib_face/src/main/java/com/sw/plate/utils/arcface/ConfigUtil.java
index 6c50805..a874581 100644
--- a/lib_face/src/main/java/com/sw/plate/utils/arcface/ConfigUtil.java
+++ b/lib_face/src/main/java/com/sw/plate/utils/arcface/ConfigUtil.java
@@ -89,7 +89,8 @@ public class ConfigUtil {
      */
 //    private static final String DEFAULT_PREVIEW_SIZE = "1280x720";
 //    private static final String DEFAULT_PREVIEW_SIZE = "1080x720";
-    private static final String DEFAULT_PREVIEW_SIZE = "720x1080";
+//    private static final String DEFAULT_PREVIEW_SIZE = "720x1080";
+    private static final String DEFAULT_PREVIEW_SIZE = "720x1280";
 //    private static final String DEFAULT_PREVIEW_SIZE = "608x456";
 //    private static final String DEFAULT_PREVIEW_SIZE = "1024x768";
 //    private static final String DEFAULT_PREVIEW_SIZE = "800x600";