diff --git a/src/util/vpc_util.cpp b/src/util/vpc_util.cpp
index 8bca82c..01b780d 100755
--- a/src/util/vpc_util.cpp
+++ b/src/util/vpc_util.cpp
@@ -139,8 +139,10 @@ vpc_img_info VPCUtil::crop(DeviceMemory *devMem, video_object_info obj) {
 	acldvppSetPicDescHeightStride(vpcInputDesc_, devMem->getHeightStride());
 	acldvppSetPicDescSize(vpcInputDesc_, devMem->getSize());
 
+    uint32_t width_stride = ALIGN_UP64(cropSizeWidth);
+    uint32_t height_stride = ALIGN_UP16(cropSizeHeight);
     /* processdecode */
-    uint32_t vpcOutBufferSize_ = cropSizeWidth * cropSizeHeight * 3 / 2;
+    uint32_t vpcOutBufferSize_ = width_stride * height_stride * 3 / 2;
     void *vpcOutBufferDev_ = nullptr;
     acldvppMalloc(&vpcOutBufferDev_, vpcOutBufferSize_);
     acldvppPicDesc *vpcOutputDesc_ = acldvppCreatePicDesc();
@@ -148,8 +150,8 @@ vpc_img_info VPCUtil::crop(DeviceMemory *devMem, video_object_info obj) {
     acldvppSetPicDescFormat(vpcOutputDesc_, PIXEL_FORMAT_YUV_SEMIPLANAR_420);
     acldvppSetPicDescWidth(vpcOutputDesc_, cropSizeWidth);
     acldvppSetPicDescHeight(vpcOutputDesc_, cropSizeHeight);
-    acldvppSetPicDescWidthStride(vpcOutputDesc_, cropSizeWidth);
-    acldvppSetPicDescHeightStride(vpcOutputDesc_, cropSizeHeight);
+    acldvppSetPicDescWidthStride(vpcOutputDesc_, width_stride);
+    acldvppSetPicDescHeightStride(vpcOutputDesc_, height_stride);
     acldvppSetPicDescSize(vpcOutputDesc_, vpcOutBufferSize_);
 
     bool bRet = false;