diff --git a/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/ImageController.java b/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/ImageController.java
index 199cbb0..5a121c8 100644
--- a/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/ImageController.java
+++ b/sa-admin/src/main/java/net/lab1024/sa/admin/module/app/file/controller/ImageController.java
@@ -4,6 +4,7 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import net.lab1024.sa.admin.constant.AdminSwaggerTagConst;
 import net.lab1024.sa.admin.extend.baidubce.Ocr;
+import net.lab1024.sa.admin.module.app.file.domain.form.GetIdCardOcrForm;
 import net.lab1024.sa.admin.module.app.file.domain.vo.GetIdCardOcrVo;
 import net.lab1024.sa.admin.module.app.file.service.OcrService;
 import net.lab1024.sa.admin.module.business.bankcard.domain.form.CaseplatformBankAddForm;
@@ -13,6 +14,7 @@ import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
 import javax.validation.Valid;
+import java.util.Base64;
 
 @RestController
 @Api(tags = {AdminSwaggerTagConst.App.OSS})
@@ -24,14 +26,15 @@ public class ImageController {
     @ApiOperation(value = "身份证识别-ocr")
     @PostMapping("/ocr/idCard")
     public ResponseDTO<GetIdCardOcrVo> getIdCardOcr(
-            @RequestParam("frontFile") MultipartFile frontFile
+            @RequestBody @Valid GetIdCardOcrForm form
     ){
-        if (frontFile == null || frontFile.isEmpty()) {
+        if (form.getFrontBase64() == null || form.getFrontBase64().isEmpty()) {
             return ResponseDTO.userErrorParam("参数错误");
         }
 
         try {
-            byte[] frontBytes = frontFile.getBytes();
+            // 解码 Base64 字符串为字节数组
+            byte[] frontBytes = Base64.getDecoder().decode(form.getFrontBase64());
 
             // 调用 Service
             GetIdCardOcrVo result = ocrService.getIdCardOcr(frontBytes);