diff --git a/CMakeLists.txt b/CMakeLists.txt
index 58c60257..41146658 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,6 +40,11 @@ include(CheckFunctionExists)
 include(CheckSymbolExists)
 include(CheckCXXCompilerFlag)
 
+# ----------------------------------------------------------------------------
+# set property to classify library kinds
+# ----------------------------------------------------------------------------
+set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+set_property(GLOBAL PROPERTY PREDEFINED_TARGETS_FOLDER "CMakeTargets")
 # ----------------------------------------------------------------------------
 # enable test in this project
 # ----------------------------------------------------------------------------
diff --git a/mpp/CMakeLists.txt b/mpp/CMakeLists.txt
index d6eb9180..75eb6e7f 100644
--- a/mpp/CMakeLists.txt
+++ b/mpp/CMakeLists.txt
@@ -30,7 +30,7 @@ add_library(mpp STATIC
     mpi_impl.cpp
     mpi.cpp
     )
-
+set_target_properties(mpp PROPERTIES FOLDER "mpp") 
 add_subdirectory(legacy)
 
 add_subdirectory(test)
diff --git a/mpp/codec/CMakeLists.txt b/mpp/codec/CMakeLists.txt
index 74ba62d0..b75970a7 100644
--- a/mpp/codec/CMakeLists.txt
+++ b/mpp/codec/CMakeLists.txt
@@ -7,8 +7,9 @@ add_library(mpp_codec STATIC
     mpp_buf_slot.cpp
     mpp_enc.cpp
     mpp_dec.cpp
+	
     )
-
+set_target_properties(mpp_codec PROPERTIES FOLDER "mpp/codec")
 add_subdirectory(dec)
 
 add_subdirectory(enc)
diff --git a/mpp/codec/dec/h264/CMakeLists.txt b/mpp/codec/dec/h264/CMakeLists.txt
index b66fe4ac..c115eff8 100644
--- a/mpp/codec/dec/h264/CMakeLists.txt
+++ b/mpp/codec/dec/h264/CMakeLists.txt
@@ -1 +1,28 @@
 # vim: syntax=cmake
+
+# h264 decoder api
+set(H264D_API
+  ../../inc/h264d_api.h
+  
+  )
+
+	
+# h264 decoder header	
+set(H264D_HDR
+
+	) 
+	
+# h264 decoder sourse
+set(H264D_SRC
+	h264d_api.c
+	) 
+
+			
+add_library(codec_h264d STATIC
+				${H264D_API}
+				${H264D_HDR} 
+				${H264D_SRC} 
+			)
+				
+set_target_properties(codec_h264d PROPERTIES FOLDER "mpp/codec")
+
diff --git a/mpp/hal/CMakeLists.txt b/mpp/hal/CMakeLists.txt
index 9ec0bd91..ed3daac2 100644
--- a/mpp/hal/CMakeLists.txt
+++ b/mpp/hal/CMakeLists.txt
@@ -5,7 +5,7 @@
 add_library(mpp_hal STATIC
     mpp_hal.cpp
     )
-
+set_target_properties(mpp_hal PROPERTIES FOLDER "mpp/hal")
 add_subdirectory(rkdec/h264d)
 
 add_subdirectory(rkdec/h265d)
diff --git a/mpp/hal/rkdec/h264d/CMakeLists.txt b/mpp/hal/rkdec/h264d/CMakeLists.txt
index b66fe4ac..55c2d957 100644
--- a/mpp/hal/rkdec/h264d/CMakeLists.txt
+++ b/mpp/hal/rkdec/h264d/CMakeLists.txt
@@ -1 +1,27 @@
 # vim: syntax=cmake
+
+# hal h264 decoder api
+set(HAL_H264D_API
+  ../../inc/hal_h264d_api.h
+  
+  )
+
+	
+# hal h264 header	
+set(HAL_H264D_HDR
+
+	) 
+	
+# hal h264 decoder sourse
+set(HAL_H264D_SRC
+	hal_h264d_api.c
+	
+	) 
+	
+add_library(hal_h264d STATIC
+				${HAL_H264D_API}
+				${HAL_H264D_HDR} 
+				${HAL_H264D_SRC} 
+			)
+					
+set_target_properties(hal_h264d PROPERTIES FOLDER "mpp/hal")		
diff --git a/mpp/legacy/CMakeLists.txt b/mpp/legacy/CMakeLists.txt
index 22705ad6..406105f3 100644
--- a/mpp/legacy/CMakeLists.txt
+++ b/mpp/legacy/CMakeLists.txt
@@ -8,5 +8,5 @@ add_library(mpp_legacy STATIC
     vpu_api.cpp
     vpu_api_legacy.cpp
     )
-
+set_target_properties(mpp_legacy PROPERTIES FOLDER "mpp/legacy") 
 target_link_libraries(mpp_legacy osal)
diff --git a/mpp/test/CMakeLists.txt b/mpp/test/CMakeLists.txt
index f0e8e4b0..caad0909 100644
--- a/mpp/test/CMakeLists.txt
+++ b/mpp/test/CMakeLists.txt
@@ -14,6 +14,7 @@ macro(add_mpp_test module)
     if(${test_tag})
         add_executable(${test_name} ${test_name}.c)
         target_link_libraries(${test_name} mpp)
+	set_target_properties(${test_name} PROPERTIES FOLDER "mpp/test") 
         install(TARGETS ${test_name} RUNTIME DESTINATION ${TEST_INSTALL_DIR})
     endif()
 endmacro()
diff --git a/osal/CMakeLists.txt b/osal/CMakeLists.txt
index 9f78b7d2..5570588f 100644
--- a/osal/CMakeLists.txt
+++ b/osal/CMakeLists.txt
@@ -33,4 +33,5 @@ else()
     target_link_libraries(osal pthread)
 endif()
 
+set_target_properties(osal PROPERTIES FOLDER "osal")
 add_subdirectory(test)
diff --git a/osal/test/CMakeLists.txt b/osal/test/CMakeLists.txt
index 6cb36752..47a97309 100644
--- a/osal/test/CMakeLists.txt
+++ b/osal/test/CMakeLists.txt
@@ -14,6 +14,7 @@ macro(add_mpp_osal_test module)
     if(${test_tag})
         add_executable(${test_name} ${test_name}.c)
         target_link_libraries(${test_name} osal)
+	set_target_properties(${test_name} PROPERTIES FOLDER "osal/test")
         install(TARGETS ${test_name} RUNTIME DESTINATION ${TEST_INSTALL_DIR})
         add_test(NAME ${test_name} COMMAND ${test_name})
     endif()
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index f4a30dde..560638ed 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -14,6 +14,7 @@ macro(add_mpp_test module)
     if(${test_tag})
         add_executable(${test_name} ${test_name}.c)
         target_link_libraries(${test_name} mpp)
+	set_target_properties(${test_name} PROPERTIES FOLDER "test")
         install(TARGETS ${test_name} RUNTIME DESTINATION ${TEST_INSTALL_DIR})
         add_test(NAME ${test_name} COMMAND ${test_name})
     endif()
diff --git a/test/mpi_test.c b/test/mpi_test.c
index f11007d2..22d563d0 100644
--- a/test/mpi_test.c
+++ b/test/mpi_test.c
@@ -55,7 +55,7 @@ int main()
 
     mpp_env_set_u32("mpi_debug", 0x1);
 
-    buf = malloc(size);
+    buf = (char *)malloc(size);
     if (NULL == buf) {
         mpp_err("mpi_test malloc failed\n");
         goto MPP_TEST_FAILED;