Organizing the install location of the rocdecode utils headers (#296)

samples/videoDecodeRGB/CMakeLists.txt

@@ -77,7 +77,7 @@ if(HIP_FOUND AND FFMPEG_FOUND AND ROCDECODE_FOUND)
     include_directories(${AVUTIL_INCLUDE_DIR} ${AVCODEC_INCLUDE_DIR})
     set(LINK_LIBRARY_LIST ${LINK_LIBRARY_LIST} ${FFMPEG_LIBRARIES})
     # rocDecode and utils
-    include_directories (${CMAKE_CURRENT_SOURCE_DIR}/../../utils ${ROCDECODE_INCLUDE_DIR})
+    include_directories (${CMAKE_CURRENT_SOURCE_DIR}/../../utils ${ROCDECODE_INCLUDE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/../../utils/rocvideodecode)
     set(LINK_LIBRARY_LIST ${LINK_LIBRARY_LIST} ${ROCDECODE_LIBRARY})
     # threads
     set(THREADS_PREFER_PTHREAD_FLAG ON)