From fa5487e53c7631ed78833474322366aebafb204a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=B5=8B=E8=83=BD=5F=E5=BC=A0=E5=BE=B7=E7=9B=9B?=
 <zhangdesheng05@chinasoftinc.com>
Date: Mon, 8 Sep 2025 10:37:44 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8DIDE=E5=91=8A=E8=AD=A6?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../src/main/ets/common/utils/OCRManager.ets  | 39 +++++++++++++------
 .../main/ets/entryability/EntryAbility.ets    |  8 +++-
 2 files changed, 35 insertions(+), 12 deletions(-)

diff --git a/entry/src/main/ets/common/utils/OCRManager.ets b/entry/src/main/ets/common/utils/OCRManager.ets
index 4252e3b..c6bb8f2 100644
--- a/entry/src/main/ets/common/utils/OCRManager.ets
+++ b/entry/src/main/ets/common/utils/OCRManager.ets
@@ -19,6 +19,7 @@ import { Logger } from './Logger';
 import { photoAccessHelper } from '@kit.MediaLibraryKit';
 import { image } from '@kit.ImageKit';
 import { fileIo as fs } from '@kit.CoreFileKit';
+import { BusinessError } from '@kit.BasicServicesKit';
 
 export class OCRManager {
   static async recognizeByCamera(ctx: Context, loadingController: CustomDialogController): Promise<string> {
@@ -67,19 +68,35 @@ export class OCRManager {
   static async recognizeText(uri: string): Promise<string> {
     // Visual information to be recognized.
     // Currently, only the visual information of the PixelMap type in color data format RGBA_8888 is supported.
-    let visionInfo: textRecognition.VisionInfo = { pixelMap: await OCRManager.getPixelMap(uri) };
-    let result: textRecognition.TextRecognitionResult = await textRecognition.recognizeText(visionInfo);
-    visionInfo.pixelMap.release();
-    return result.value;
+    let pixelMap = await OCRManager.getPixelMap(uri)
+    if (!pixelMap) {
+      return ''
+    }
+    try {
+      let visionInfo: textRecognition.VisionInfo = { pixelMap: pixelMap };
+      let result: textRecognition.TextRecognitionResult = await textRecognition.recognizeText(visionInfo);
+      visionInfo.pixelMap.release();
+      return result.value;
+    } catch (error) {
+      let err = error as BusinessError
+      Logger.error('OCRManager', `getPixelMap failed, code is ${err.code}, message is ${err.message}`);
+      return ''
+    }
   }
 
-  static async getPixelMap(uri: string): Promise<image.PixelMap> {
+  static async getPixelMap(uri: string): Promise<image.PixelMap | null> {
     // Convert image resources to PixelMap
-    let fileSource = await fs.open(uri, fs.OpenMode.READ_ONLY);
-    let imgSource: image.ImageSource = image.createImageSource(fileSource.fd);
-    let pixelMap: image.PixelMap = await imgSource.createPixelMap();
-    fs.close(fileSource);
-    imgSource.release();
-    return pixelMap;
+    try {
+      let fileSource = await fs.open(uri, fs.OpenMode.READ_ONLY);
+      let imgSource: image.ImageSource = image.createImageSource(fileSource.fd);
+      let pixelMap: image.PixelMap = await imgSource.createPixelMap();
+      fs.close(fileSource)
+      imgSource.release();
+      return pixelMap;
+    } catch (error) {
+      let err = error as BusinessError
+      Logger.error('OCRManager', `getPixelMap failed, code is ${err.code}, message is ${err.message}`);
+      return null;
+    }
   }
 }
\ No newline at end of file
diff --git a/entry/src/main/ets/entryability/EntryAbility.ets b/entry/src/main/ets/entryability/EntryAbility.ets
index bc9af5c..0c20517 100644
--- a/entry/src/main/ets/entryability/EntryAbility.ets
+++ b/entry/src/main/ets/entryability/EntryAbility.ets
@@ -16,12 +16,18 @@
 import { AbilityConstant, ConfigurationConstant, UIAbility, Want } from '@kit.AbilityKit';
 import { hilog } from '@kit.PerformanceAnalysisKit';
 import { window } from '@kit.ArkUI';
+import { BusinessError } from '@kit.BasicServicesKit';
 
 const DOMAIN = 0x0000;
 
 export default class EntryAbility extends UIAbility {
   onCreate(want: Want, launchParam: AbilityConstant.LaunchParam): void {
-    this.context.getApplicationContext().setColorMode(ConfigurationConstant.ColorMode.COLOR_MODE_LIGHT);
+    try {
+      this.context.getApplicationContext().setColorMode(ConfigurationConstant.ColorMode.COLOR_MODE_LIGHT);
+    } catch (error) {
+      let err = error as BusinessError
+      hilog.error(DOMAIN, 'testTag', 'setColorMode Failed', JSON.stringify(err));
+    }
     hilog.info(DOMAIN, 'testTag', '%{public}s', 'Ability onCreate');
   }
 
-- 
Gitee