Initial commit

cmake/FindRockchipMPP.cmake

@@ -0,0 +1,35 @@
+# Prefer the BSP's pkg-config metadata, preserving its transitive link flags.
+# SDKs without a .pc file can use -DRockchipMPP_ROOT=/path/to/prefix.
+find_package(PkgConfig QUIET)
+if(PkgConfig_FOUND)
+    pkg_check_modules(PC_RockchipMPP QUIET IMPORTED_TARGET rockchip_mpp)
+endif()
+
+find_path(RockchipMPP_INCLUDE_DIR NAMES rk_mpi.h
+    HINTS ${PC_RockchipMPP_INCLUDE_DIRS}
+    PATH_SUFFIXES rockchip mpp include/rockchip include/mpp include)
+include(FindPackageHandleStandardArgs)
+
+if(TARGET PkgConfig::PC_RockchipMPP)
+    set(RockchipMPP_VERSION "${PC_RockchipMPP_VERSION}")
+    find_package_handle_standard_args(RockchipMPP
+        REQUIRED_VARS RockchipMPP_INCLUDE_DIR VERSION_VAR RockchipMPP_VERSION)
+    if(RockchipMPP_FOUND AND NOT TARGET RockchipMPP::MPP)
+        add_library(RockchipMPP::MPP INTERFACE IMPORTED)
+        set_target_properties(RockchipMPP::MPP PROPERTIES
+            INTERFACE_INCLUDE_DIRECTORIES "${RockchipMPP_INCLUDE_DIR}"
+            INTERFACE_LINK_LIBRARIES PkgConfig::PC_RockchipMPP)
+    endif()
+else()
+    find_library(RockchipMPP_LIBRARY NAMES rockchip_mpp mpp)
+    find_package_handle_standard_args(RockchipMPP
+        REQUIRED_VARS RockchipMPP_INCLUDE_DIR RockchipMPP_LIBRARY
+        REASON_FAILURE_MESSAGE "Install the target BSP's MPP development SDK, or set RockchipMPP_ROOT. Host-only builds use ROCKSTREAM_WITH_MPP=OFF.")
+    if(RockchipMPP_FOUND AND NOT TARGET RockchipMPP::MPP)
+        add_library(RockchipMPP::MPP UNKNOWN IMPORTED)
+        set_target_properties(RockchipMPP::MPP PROPERTIES
+            IMPORTED_LOCATION "${RockchipMPP_LIBRARY}"
+            INTERFACE_INCLUDE_DIRECTORIES "${RockchipMPP_INCLUDE_DIR}")
+    endif()
+    mark_as_advanced(RockchipMPP_INCLUDE_DIR RockchipMPP_LIBRARY)
+endif()