From a756ca2ddea53cf16ffccb9896c62edc29199951 Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Wed, 5 Nov 2025 11:29:51 +0800
Subject: [PATCH] :bug: Image OCR may not work in some cases
 https://github.com/siyuan-note/siyuan/issues/16287

Signed-off-by: Daniel <845765@qq.com>
---
 kernel/util/ocr.go | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/kernel/util/ocr.go b/kernel/util/ocr.go
index 6dd817fff..ba01cc3f7 100644
--- a/kernel/util/ocr.go
+++ b/kernel/util/ocr.go
@@ -132,12 +132,11 @@ func SaveAssetsTexts() {
 }
 
 func SetAssetText(asset, text string) {
-	var oldText string
 	assetsTextsLock.Lock()
-	oldText = assetsTexts[asset]
+	oldText, ok := assetsTexts[asset]
 	assetsTexts[asset] = text
 	assetsTextsLock.Unlock()
-	if oldText != text {
+	if !ok || oldText != text {
 		assetsTextsChanged.Store(true)
 	}
 }
@@ -265,7 +264,7 @@ func Tesseract(imgAbsPath string) (ret []map[string]interface{}) {
 	return
 }
 
-// 提取并连接所有 text 字段的函数
+// GetOcrJsonText 提取并连接所有 text 字段的函数
 func GetOcrJsonText(jsonData []map[string]interface{}) (ret string) {
 	for _, dataMap := range jsonData {
 		// 检查 text 字段是否存在