diff --git a/pom.xml b/pom.xml
index b9a64dd6..b619a639 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,6 +56,12 @@
     </properties>
 
     <dependencies>
+        <!--获取音频时长-->
+        <dependency>
+            <groupId>ws.schild</groupId>
+            <artifactId>jave-all-deps</artifactId>
+            <version>2.5.1</version>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-webflux</artifactId>
diff --git a/src/main/java/com/peanut/modules/master/controller/CourseController.java b/src/main/java/com/peanut/modules/master/controller/CourseController.java
index ec355fe3..62eb25b5 100644
--- a/src/main/java/com/peanut/modules/master/controller/CourseController.java
+++ b/src/main/java/com/peanut/modules/master/controller/CourseController.java
@@ -16,10 +16,13 @@ import com.peanut.modules.master.service.*;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import ws.schild.jave.MultimediaObject;
 
+import java.net.URL;
 import java.util.List;
 import java.util.Map;
 
@@ -215,6 +218,11 @@ CourseController {
     @RequestMapping("/addCourseCatalogueChapterVideo")
     public R addCourseCatalogueChapterVideo(@RequestBody CourseCatalogueChapterVideoEntity courseCatalogueChapterVideoEntity){
         boolean save = courseCatalogueChapterVideoService.save(courseCatalogueChapterVideoEntity);
+        if (courseCatalogueChapterVideoEntity.getType()==2){
+            int duration = getMP3Duration(courseCatalogueChapterVideoEntity);
+            courseCatalogueChapterVideoEntity.setDuration(duration);
+            courseCatalogueChapterVideoService.updateById(courseCatalogueChapterVideoEntity);
+        }
         return save?R.ok():R.error("error");
     }
 
@@ -264,6 +272,11 @@ CourseController {
     @RequestMapping("/editCourseCatalogueChapterVideo")
     public R editCourseCatalogueChapterVideo(@RequestBody CourseCatalogueChapterVideoEntity courseCatalogueChapterVideoEntity){
         courseCatalogueChapterVideoService.updateById(courseCatalogueChapterVideoEntity);
+        if (courseCatalogueChapterVideoEntity.getType()==2){
+            int duration = getMP3Duration(courseCatalogueChapterVideoEntity);
+            courseCatalogueChapterVideoEntity.setDuration(duration);
+            courseCatalogueChapterVideoService.updateById(courseCatalogueChapterVideoEntity);
+        }
         return R.ok();
     }
 
@@ -279,6 +292,25 @@ CourseController {
         return R.ok().put("shopProductListhopProducts",shopProductListhopProducts);
     }
 
-
+    //获取音频时长
+    public int getMP3Duration(CourseCatalogueChapterVideoEntity video){
+        try{
+            String s_str = "";
+            if (video.getVideo().startsWith("article/")) {
+                s_str = "http://oss.taihumed.com/voice/article/";
+            }else if (video.getVideo().startsWith("mingyijingcai/")) {
+                s_str = "http://oss.taihumed.com/voice/";
+            }else {
+                s_str = "http://oss.taihumed.com/voice/taiHuClass/";
+            }
+            URL url = new URL(s_str+video.getVideo());
+            MultimediaObject multimediaObject = new MultimediaObject(url);
+            long duration = (multimediaObject.getInfo().getDuration())/1000;
+            return Integer.parseInt(duration+"");
+        }catch (Exception e){
+            e.printStackTrace();
+        }
+        return 0;
+    }
 
 }