Add KDU

Author: palemieux

cmake/LibraryDefine.cmake

@@ -17,6 +17,16 @@ function(OPENEXR_DEFINE_LIBRARY libname)
     ${OPENEXR_CURLIB_HEADERS}
     ${OPENEXR_CURLIB_SOURCES})
 
+  # KDU
+  if(KDU_LIBRARY)
+    message("Using Kakadu SDK instead of OpenJPH")
+    target_include_directories(${objlib} PRIVATE ${KDU_INCLUDE_DIR})
+    target_compile_definitions(${objlib} PRIVATE KDU_AVAILABLE)
+    target_link_libraries(${objlib} PUBLIC ${PROJECT_NAME}::Config ${OPENEXR_CURLIB_DEPENDENCIES} ${KDU_LIBRARY} ${CMAKE_DL_LIBS})
+  else()
+    target_link_libraries(${objlib} PUBLIC ${PROJECT_NAME}::Config ${OPENEXR_CURLIB_DEPENDENCIES} ${CMAKE_DL_LIBS} openjph)
+  endif()
+
   # Use ${OPENEXR_CXX_STANDARD} to determine the standard we use to compile
   # OpenEXR itself. The headers will use string_view and such, so ensure
   # the user is at least 17, but could be higher

cmake/OpenEXRSetup.cmake

@@ -252,6 +252,22 @@ else()
 endif()
 
 
+#######################################
+# Get KDU
+#######################################
+
+message(STATUS "Fetching KDU")
+find_path(KDU_INCLUDE_DIR kdu_args.h PATH_SUFFIXES kakadu kdu)
+find_library(KDU_LIBRARY NAMES kdu_a84R PATH_SUFFIXES kakadu kdu)
+
+if(NOT(KDU_INCLUDE_DIR) OR NOT(KDU_LIBRARY))
+  message("Kakadu SDK not found: ${KDU_LIBRARY} and ${KDU_INCLUDE_DIR}.")
+  set(KDU_INCLUDE_DIR CACHE PATH "" FORCE)
+  set(KDU_LIBRARY CACHE PATH "" FORCE)
+else()
+  message("Kakadu SDK found: ${KDU_LIBRARY} and ${KDU_INCLUDE_DIR}.")
+endif()
+
 #######################################
 # Find or download OpenJPH
 #######################################