diff --git a/yudao-module-tik/src/main/java/cn/iocoder/yudao/module/tik/media/BatchProduceAlignment.java b/yudao-module-tik/src/main/java/cn/iocoder/yudao/module/tik/media/BatchProduceAlignment.java
index ff7906d949..6a2b231c44 100644
--- a/yudao-module-tik/src/main/java/cn/iocoder/yudao/module/tik/media/BatchProduceAlignment.java
+++ b/yudao-module-tik/src/main/java/cn/iocoder/yudao/module/tik/media/BatchProduceAlignment.java
@@ -177,19 +177,19 @@ public class BatchProduceAlignment {
             videoClip.put("TimelineIn", timelinePos);
             videoClip.put("TimelineOut", timelinePos + actualDuration);
 
-            // 裁剪效果
-            if (cropMode != null && !"fill".equals(cropMode)) {
-                Map<String, Integer> cropParams = calculateCropParams(1920, 1080, cropMode);
-                JSONArray effects = new JSONArray();
-                JSONObject cropEffect = new JSONObject();
-                cropEffect.put("Type", "Crop");
-                cropEffect.put("X", cropParams.get("X"));
-                cropEffect.put("Y", cropParams.get("Y"));
-                cropEffect.put("Width", cropParams.get("Width"));
-                cropEffect.put("Height", cropParams.get("Height"));
-                effects.add(cropEffect);
-                videoClip.put("Effects", effects);
+            // 使用 ICE 原生 AdaptMode 自动适配不同分辨率的素材
+            // Cover: 保持宽高比裁剪填满（无黑边，等同于之前的 center 模式）
+            // Fill:  拉伸填充（等同于之前的 fill 模式）
+            // 必须同时设置 Width 和 Height，AdaptMode 才会生效
+            videoClip.put("Width", 720);
+            videoClip.put("Height", 1280);
+            if ("fill".equals(cropMode)) {
+                videoClip.put("AdaptMode", "Fill");
+            } else {
+                // center / smart 均使用 Cover，保持宽高比裁剪填满，无黑边
+                videoClip.put("AdaptMode", "Cover");
             }
+            log.debug("[ICE][自适应模式] cropMode={}, AdaptMode={}", cropMode, videoClip.get("AdaptMode"));
 
             videoClipArray.add(videoClip);
 
@@ -259,32 +259,4 @@ public class BatchProduceAlignment {
         return mixDirectory + "/" + dateDir + "/" + targetFileName + ".mp4";
     }
 
-    private Map<String, Integer> calculateCropParams(int sourceWidth, int sourceHeight, String cropMode) {
-        Map<String, Integer> cropParams = new HashMap<>();
-
-        if ("fill".equals(cropMode)) {
-            cropParams.put("X", 0);
-            cropParams.put("Y", 0);
-            cropParams.put("Width", sourceWidth);
-            cropParams.put("Height", sourceHeight);
-            return cropParams;
-        }
-
-        if ("smart".equals(cropMode)) {
-            log.info("[裁剪模式] smart 模式暂未开放，降级为 center");
-        }
-
-        double targetRatio = 9.0 / 16.0;
-        double cropHeight = sourceHeight;
-        double cropWidth = cropHeight * targetRatio;
-        int cropX = (int) Math.round((sourceWidth - cropWidth) / 2);
-
-        cropParams.put("X", cropX);
-        cropParams.put("Y", 0);
-        cropParams.put("Width", (int) Math.round(cropWidth));
-        cropParams.put("Height", (int) Math.round(cropHeight));
-
-        log.debug("[裁剪计算] 源尺寸={}x{}, 模式={}, 参数={}", sourceWidth, sourceHeight, cropMode, cropParams);
-        return cropParams;
-    }
 }