38     MppAllocator allocator = NULL;  in main()
39     MppAllocatorApi *api = NULL;  in main()
41     MppBufferGroup group = NULL;  in main()
45     MppBuffer legacy_buffer = NULL;  in main()
75         ret = mpp_buffer_get(NULL, &normal_buffer[i], size);  in main()
76         if (ret || NULL == normal_buffer[i]) {  in main()
108             commit_buffer[i] = NULL;  in main()
115             normal_buffer[i] = NULL;  in main()
159             if (NULL == ptr) {  in main()
184             commit_buffer[i] = NULL;  in main()
231             normal_buffer[i] = NULL;  in main()
239         group = NULL;  in main()
244     ret = mpp_buffer_get(NULL, &legacy_buffer, MPP_BUFFER_TEST_SIZE);  in main()
269             commit_ptr[i] = NULL;  in main()
279         group = NULL;  in main()
284         legacy_buffer = NULL;  in main()
290     mpp_assert(NULL == allocator);  in main()