TheRock compatibility - support (#681)

* Add support for TheRock compatibility

* Update the version

* code clean up

* clean up

[ROCm/rocdecode commit: e2789088ee]

projects/rocdecode/samples/rocdecDecode/CMakeLists.txt

@@ -61,6 +61,7 @@ else()
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3 -DNDEBUG -fPIC -Wall")
 endif()
 
+set (HIP_PLATFORM amd CACHE STRING "HIP platform")
 find_package(HIP QUIET)
 find_package(FFmpeg QUIET)
 find_package(rocdecode QUIET)