diff --git a/src/main/java/com/ycwl/basic/controller/printer/PrinterTvController.java b/src/main/java/com/ycwl/basic/controller/printer/PrinterTvController.java
index 98747bea..30296a5b 100644
--- a/src/main/java/com/ycwl/basic/controller/printer/PrinterTvController.java
+++ b/src/main/java/com/ycwl/basic/controller/printer/PrinterTvController.java
@@ -4,18 +4,16 @@ package com.ycwl.basic.controller.printer;
 import com.ycwl.basic.annotation.IgnoreToken;
 import com.ycwl.basic.integration.device.dto.device.DeviceV2DTO;
 import com.ycwl.basic.integration.scenic.dto.scenic.ScenicV2DTO;
+import com.ycwl.basic.mapper.SourceMapper;
 import com.ycwl.basic.model.mobile.face.FaceRecognizeResp;
 import com.ycwl.basic.model.pc.face.entity.FaceEntity;
 import com.ycwl.basic.model.pc.faceSample.entity.FaceSampleEntity;
 import com.ycwl.basic.model.pc.mp.MpConfigEntity;
 import com.ycwl.basic.model.pc.scenic.req.ScenicReqQuery;
-import com.ycwl.basic.model.pc.source.entity.MemberSourceEntity;
 import com.ycwl.basic.model.pc.source.entity.SourceEntity;
 import com.ycwl.basic.repository.DeviceRepository;
 import com.ycwl.basic.repository.FaceRepository;
-import com.ycwl.basic.repository.MemberRelationRepository;
 import com.ycwl.basic.repository.ScenicRepository;
-import com.ycwl.basic.repository.SourceRepository;
 import com.ycwl.basic.service.pc.FaceService;
 import com.ycwl.basic.utils.ApiResponse;
 import com.ycwl.basic.utils.WxMpUtil;
@@ -32,7 +30,6 @@ import org.springframework.web.multipart.MultipartFile;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.OutputStream;
-import java.util.Collections;
 import java.util.List;
 
 @IgnoreToken
@@ -46,8 +43,7 @@ public class PrinterTvController {
     private final ScenicRepository scenicRepository;
     private final FaceRepository faceRepository;
     private final FaceService pcFaceService;
-    private final MemberRelationRepository memberRelationRepository;
-    private final SourceRepository sourceRepository;
+    private final SourceMapper sourceMapper;
 
     /**
      * 获取景区列表
@@ -167,18 +163,16 @@ public class PrinterTvController {
     }
 
     /**
-     * 根据人脸样本ID查询图像素材
+     * 根据人脸ID查询图像素材
      *
-     * @param faceId 人脸样本ID
+     * @param faceId 人脸ID
+     * @param type 素材类型（默认为2-图片）
      * @return 匹配的source记录
      */
     @GetMapping("/{faceId}/source")
     public ApiResponse<List<SourceEntity>> getSourceByFaceId(@PathVariable Long faceId, @RequestParam(name = "type", required = false, defaultValue = "2") Integer type) {
-        List<MemberSourceEntity> source = memberRelationRepository.listSourceByFaceRelation(faceId, type);
-        if (source == null) {
-            return ApiResponse.success(Collections.emptyList());
-        }
-        return ApiResponse.success(source.stream().map(item -> sourceRepository.getSource(item.getSourceId())).toList());
+        List<SourceEntity> sources = sourceMapper.listSourceByFaceRelation(faceId, type);
+        return ApiResponse.success(sources);
     }
 
     /**
diff --git a/src/main/java/com/ycwl/basic/mapper/SourceMapper.java b/src/main/java/com/ycwl/basic/mapper/SourceMapper.java
index 60ad3008..2ffe8d12 100644
--- a/src/main/java/com/ycwl/basic/mapper/SourceMapper.java
+++ b/src/main/java/com/ycwl/basic/mapper/SourceMapper.java
@@ -173,4 +173,12 @@ public interface SourceMapper {
      * @return 免费记录数
      */
     int countFreeRelationsByFaceIdAndType(Long faceId, Integer type);
+
+    /**
+     * 根据faceId和type直接查询关联的source列表（避免N+1查询）
+     * @param faceId 人脸ID
+     * @param type 素材类型
+     * @return source实体列表
+     */
+    List<SourceEntity> listSourceByFaceRelation(Long faceId, Integer type);
 }
diff --git a/src/main/resources/mapper/SourceMapper.xml b/src/main/resources/mapper/SourceMapper.xml
index da5b1c5e..eba7ffd6 100644
--- a/src/main/resources/mapper/SourceMapper.xml
+++ b/src/main/resources/mapper/SourceMapper.xml
@@ -512,4 +512,15 @@
         SELECT COUNT(*) FROM member_source
         WHERE face_id = #{faceId} AND `type` = #{type} AND is_free = 1
     </select>
+
+    <select id="listSourceByFaceRelation" resultType="com.ycwl.basic.model.pc.source.entity.SourceEntity">
+        SELECT s.*
+        FROM member_source ms
+        INNER JOIN source s ON ms.source_id = s.id
+        WHERE ms.face_id = #{faceId}
+        <if test="type != null">
+            AND ms.type = #{type}
+        </if>
+        ORDER BY s.create_time DESC
+    </select>
 </mapper>