Sample & Test - Add rocdecDecode to the ctest and decouple the rocdecode-host from it (#685)

* Add rocdecDecode to the ctest and decouple the rocdecode-host from it

* clean up

[ROCm/rocdecode commit: 158f7fd2ba]

projects/rocdecode/src/rocdecode-host/CMakeLists.txt

@@ -30,6 +30,11 @@ elseif(ROCM_PATH)
 else()
   set(ROCM_PATH /opt/rocm CACHE PATH "Default ROCm installation path")
 endif()
+# Check if lib/rocm_sysdeps/lib exists in the ROCm path which indicates ROCm installation via TheRock
+set(USING_THE_ROCK OFF)
+if(EXISTS "${ROCM_PATH}/lib/rocm_sysdeps/lib")
+  set(USING_THE_ROCK ON)
+endif()
 # Set AMD Clang as default compiler
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED On)
@@ -88,6 +93,10 @@ if(HIP_FOUND AND Threads_FOUND AND FFMPEG_FOUND)
   endif() #FFMpeg version >= 7.1
   set_target_properties(${PROJECT_NAME} PROPERTIES POSITION_INDEPENDENT_CODE ON)
 
+  if(USING_THE_ROCK)
+    set_target_properties(${PROJECT_NAME} PROPERTIES INSTALL_RPATH "$ORIGIN;$ORIGIN/rocm_sysdeps/lib" BUILD_WITH_INSTALL_RPATH TRUE)
+  endif()
+
   message("-- ${White}AMD ROCm ${PROJECT_NAME} -- CMAKE_CXX_FLAGS:${CMAKE_CXX_FLAGS}${ColourReset}")
   message("-- ${White}AMD ROCm ${PROJECT_NAME} -- Link Libraries: ${LINK_LIBRARY_LIST}${ColourReset}")