vcpkg/ports/openimageio/fix-dependencies.patch

diff --git a/src/cmake/Config.cmake.in b/src/cmake/Config.cmake.in
index 2620994..6e5f0a1 100644
--- a/src/cmake/Config.cmake.in
+++ b/src/cmake/Config.cmake.in
@@ -6,6 +6,32 @@
 
 include(CMakeFindDependencyMacro)
 
+if(@USE_GIF@)
+    find_dependency(GIF)
+endif()
+if(@USE_LIBHEIF@)
+    find_dependency(libheif CONFIG)
+endif()
+if(@USE_FREETYPE@)
+    find_dependency(freetype CONFIG)
+endif()
+find_dependency(PNG)
+if(@USE_OPENCV@)
+    find_dependency(OpenCV CONFIG)
+endif()
+if(@USE_OPENCOLORIO@)
+    find_dependency(OpenColorIO CONFIG)
+endif()
+if(@USE_OPENJPEG@)
+    find_dependency(OpenJPEG CONFIG)
+endif()
+if(@USE_WEBP@)
+    find_dependency(WebP CONFIG)
+endif()
+if(@USE_LIBRAW@)
+    find_dependency(LibRaw)
+endif()
+
 # add here all the find_dependency() whenever switching to config based dependencies
 if (NOT @OPENIMAGEIO_CONFIG_DO_NOT_FIND_IMATH@ AND NOT OPENIMAGEIO_CONFIG_DO_NOT_FIND_IMATH)
     find_dependency(Imath @Imath_VERSION@
diff --git a/src/cmake/externalpackages.cmake b/src/cmake/externalpackages.cmake
index f8670a8..816ba08 100644
--- a/src/cmake/externalpackages.cmake
+++ b/src/cmake/externalpackages.cmake
@@ -125,16 +125,18 @@ checked_find_package (Freetype
                       VERSION_MIN 2.10.0
                       DEFINITIONS USE_FREETYPE=1 )
 
-checked_find_package (OpenColorIO REQUIRED
-                      VERSION_MIN 2.2
-                      VERSION_MAX 2.9
-                     )
+find_package(OpenColorIO CONFIG REQUIRED)
+set(OPENCOLORIO_INCLUDES "")
+set(OPENCOLORIO_LIBRARIES OpenColorIO::OpenColorIO)
+checked_find_package (OpenColorIO CONFIG)
 if (NOT OPENCOLORIO_INCLUDES)
     get_target_property(OPENCOLORIO_INCLUDES OpenColorIO::OpenColorIO INTERFACE_INCLUDE_DIRECTORIES)
 endif ()
 include_directories(BEFORE ${OPENCOLORIO_INCLUDES})
 
-checked_find_package (OpenCV 4.0
+set(OPENCV_INCLUDES "")
+set(OPENCV_LIBRARIES opencv_core)
+checked_find_package (OpenCV CONFIG
                       DEFINITIONS USE_OPENCV=1)
 
 # Intel TBB
@@ -146,11 +148,15 @@ checked_find_package (TBB 2017
 # DCMTK is used to read DICOM images
 checked_find_package (DCMTK CONFIG VERSION_MIN 3.6.1)
 
-checked_find_package (FFmpeg VERSION_MIN 4.0)
+checked_find_package (FFmpeg)
+set(FFmpeg_FOUND "${FFMPEG_FOUND}")
+set(FFMPEG_INCLUDES "${FFMPEG_INCLUDE_DIRS}")
 
 checked_find_package (GIF VERSION_MIN 5.0)
 
 # For HEIF/HEIC/AVIF formats
+set(LIBHEIF_INCLUDES "")
+set(LIBHEIF_LIBRARIES heif)
 checked_find_package (Libheif VERSION_MIN 1.11
                       RECOMMEND_MIN 1.16
                       RECOMMEND_MIN_REASON "for orientation support")
@@ -159,9 +165,8 @@ checked_find_package (LibRaw
                       VERSION_MIN 0.20.0
                       PRINT LibRaw_r_LIBRARIES)
 
-checked_find_package (OpenJPEG VERSION_MIN 2.0
-                      RECOMMEND_MIN 2.2
-                      RECOMMEND_MIN_REASON "for multithreading support")
+set(CMAKE_REQUIRE_FIND_PACKAGE_OpenJPEG ${USE_OPENJPEG})
+checked_find_package (OpenJPEG CONFIG)
 # Note: Recent OpenJPEG versions have exported cmake configs, but we don't
 # find them reliable at all, so we stick to our FindOpenJPEG.cmake module.
 
@@ -178,6 +183,8 @@ if (NOT Ptex_FOUND OR NOT Ptex_VERSION)
     checked_find_package (Ptex)
 endif ()
 
+set(WEBP_INCLUDES "")
+set(WEBP_LIBRARIES WebP::webp WebP::webpdemux)
 checked_find_package (WebP VERSION_MIN 1.1)
 
 option (USE_R3DSDK "Enable R3DSDK (RED camera) support" OFF)