Use Hunter to download Jasper

Author: ruslo

cmake/OpenCVFindLibsGrfmt.cmake

@@ -172,7 +172,23 @@ if(WITH_JASPER)
   if(BUILD_JASPER)
     ocv_clear_vars(JASPER_FOUND)
   else()
+    if(HUNTER_ENABLED)
+      hunter_add_package(jasper)
+      find_package(jasper CONFIG REQUIRED)
+
+      set(JASPER_FOUND TRUE)
+      set(JASPER_LIBRARY jasper::libjasper)
+      set(JASPER_LIBRARIES ${JASPER_LIBRARY})
+      get_target_property(
+          JASPER_INCLUDE_DIR
+          jasper::libjasper
+          INTERFACE_INCLUDE_DIRECTORIES
+      )
+    else()
+
     include(FindJasper)
+
+    endif()
   endif()
 
   if(NOT JASPER_FOUND)

cmake/templates/OpenCVConfig.cmake.in

@@ -332,6 +332,10 @@ if("@JPEG_FOUND@")
   find_dependency(JPEG CONFIG)
 endif()
 
+if("@JASPER_FOUND@")
+  find_dependency(jasper CONFIG)
+endif()
+
 # AWP: Qt5 dependencies -- start
 if("@Qt5Core_FOUND@")
   find_dependency(Qt5Core)