diff --git a/xymanager_common/src/main/java/com/shxy/xymanager_common/model/StatTerm.java b/xymanager_common/src/main/java/com/shxy/xymanager_common/model/StatTerm.java
index 1060c82..cab261d 100644
--- a/xymanager_common/src/main/java/com/shxy/xymanager_common/model/StatTerm.java
+++ b/xymanager_common/src/main/java/com/shxy/xymanager_common/model/StatTerm.java
@@ -72,14 +72,14 @@ public class StatTerm implements Serializable {
         int before = 0;
         int delay = 0;
         if (interval >= 30) {
-            before = 2;
-            delay = 25;
+            before = 0;
+            delay = 29;
         } else if (interval >= 10) {
-            before = 1;
-            delay = 8;
+            before = 0;
+            delay = 9;
         } else if (interval >= 5) {
-            before = 1;
-            delay = 3;
+            before = 0;
+            delay = 4;
         }
         boolean hasNext = true;
         while (hasNext) {
diff --git a/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CameraScheduleServiceImpl.java b/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CameraScheduleServiceImpl.java
index 3e2d329..2aff370 100644
--- a/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CameraScheduleServiceImpl.java
+++ b/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CameraScheduleServiceImpl.java
@@ -16,6 +16,8 @@ import org.springframework.util.CollectionUtils;
 
 import javax.annotation.Resource;
 import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 
 @Service
@@ -79,21 +81,23 @@ public class CameraScheduleServiceImpl implements CameraScheduleService {
             if (item.getProtocol() == 65290 || item.getProtocol() == 65298) {
                 list = this.changeSchedule(list);
             } else {
-                int before = 0;
-                int delay = 0;
-                if (list.size() <= 48) {
-                    before = 2;
-                    delay = 25;
-                } else if (list.size() <= 144) {
-                    before = 1;
-                    delay = 8;
-                } else if (list.size() <= 288) {
-                    before = 1;
-                    delay = 3;
-                }
+                HashMap<Integer, List<ScheduleDetailsDto>> map = new HashMap<>();
                 for (ScheduleDetailsDto detail : list) {
-                    detail.setBefore(before);
-                    detail.setDelay(delay);
+                    if (detail.getPreset() == null) {
+                        detail.setPreset(255);
+                    }
+                    List<ScheduleDetailsDto> child = map.get(detail.getPreset());
+                    if (child == null) {
+                        child = new ArrayList<>();
+                        map.put(detail.getPreset(), child);
+                    }
+                    child.add(detail);
+                }
+                Iterator<Integer> it = map.keySet().iterator();
+                while (it.hasNext()) {
+                    Integer preset = it.next();
+                    List<ScheduleDetailsDto> child = map.get(preset);
+                    this.changeChild(child);
                 }
             }
             item.setList(list);
@@ -111,14 +115,14 @@ public class CameraScheduleServiceImpl implements CameraScheduleService {
         int before = 0;
         int delay = 0;
         if (interval >= 30) {
-            before = 2;
-            delay = 25;
+            before = 0;
+            delay = 29;
         } else if (interval >= 10) {
-            before = 1;
-            delay = 8;
+            before = 0;
+            delay = 9;
         } else if (interval >= 5) {
-            before = 1;
-            delay = 3;
+            before = 0;
+            delay = 4;
         }
         int start = second.getHour() * 60 + second.getMinute();
         int end = third.getHour() * 60 + third.getMinute();
@@ -138,4 +142,24 @@ public class CameraScheduleServiceImpl implements CameraScheduleService {
         }
         return result;
     }
+
+    private void changeChild(List<ScheduleDetailsDto> child) {
+        int before = 0;
+        int delay = 0;
+        if (child.size() <= 48) {
+            before = 0;
+            delay = 29;
+        } else if (child.size() <= 144) {
+            before = 0;
+            delay = 9;
+        } else if (child.size() <= 288) {
+            before = 0;
+            delay = 4;
+        }
+        for (ScheduleDetailsDto detail : child) {
+            detail.setBefore(before);
+            detail.setDelay(delay);
+        }
+    }
+
 }