From 635cf81c730a6888b3b35ac8211d59d36a736542 Mon Sep 17 00:00:00 2001
From: Nicolas Chauvet <kwizart@gmail.com>
Date: Tue, 28 Jan 2020 08:13:25 +0100
Subject: [PATCH] Backport patch for OpenEXR

---
 ...334bbee3535d508af6510d9903d26ba37d34.patch | 89 +++++++++++++++++++
 opencv.spec                                   |  2 +
 2 files changed, 91 insertions(+)
 create mode 100644 fb3a334bbee3535d508af6510d9903d26ba37d34.patch

diff --git a/fb3a334bbee3535d508af6510d9903d26ba37d34.patch b/fb3a334bbee3535d508af6510d9903d26ba37d34.patch
new file mode 100644
index 0000000..418c8e5
--- /dev/null
+++ b/fb3a334bbee3535d508af6510d9903d26ba37d34.patch
@@ -0,0 +1,89 @@
+From fb3a334bbee3535d508af6510d9903d26ba37d34 Mon Sep 17 00:00:00 2001
+From: h6197627 <aon70983@cndps.com>
+Date: Mon, 6 Jan 2020 15:52:40 +0200
+Subject: [PATCH] cmake: fix Linux system OpenEXR detection
+
+---
+ cmake/OpenCVFindOpenEXR.cmake | 55 ++++++++++++++++++-----------------
+ 1 file changed, 29 insertions(+), 26 deletions(-)
+
+diff --git a/cmake/OpenCVFindOpenEXR.cmake b/cmake/OpenCVFindOpenEXR.cmake
+index fb6c2fa1469..9103f1f5a71 100644
+--- a/cmake/OpenCVFindOpenEXR.cmake
++++ b/cmake/OpenCVFindOpenEXR.cmake
+@@ -20,6 +20,8 @@ if(WIN32)
+     elseif(MSVC)
+         SET(OPENEXR_LIBSEARCH_SUFFIXES Win32/Release Win32 Win32/Debug)
+     endif()
++elseif(UNIX)
++    SET(OPENEXR_LIBSEARCH_SUFFIXES ${CMAKE_LIBRARY_ARCHITECTURE})
+ endif()
+ 
+ SET(SEARCH_PATHS
+@@ -39,6 +41,25 @@ MACRO(FIND_OPENEXR_LIBRARY LIBRARY_NAME LIBRARY_SUFFIX)
+         PATHS "${SEARCH_PATH}/lib" "${SEARCH_PATH}/lib/static")
+ ENDMACRO()
+ 
++MACRO(ocv_find_openexr LIBRARY_SUFFIX)
++    IF(NOT OPENEXR_FOUND)
++        FIND_OPENEXR_LIBRARY("Half" "${LIBRARY_SUFFIX}")
++        FIND_OPENEXR_LIBRARY("Iex" "${LIBRARY_SUFFIX}")
++        FIND_OPENEXR_LIBRARY("Imath" "${LIBRARY_SUFFIX}")
++        FIND_OPENEXR_LIBRARY("IlmImf" "${LIBRARY_SUFFIX}")
++        FIND_OPENEXR_LIBRARY("IlmThread" "${LIBRARY_SUFFIX}")
++        IF (OPENEXR_INCLUDE_PATH AND OPENEXR_IMATH_LIBRARY AND OPENEXR_ILMIMF_LIBRARY AND OPENEXR_IEX_LIBRARY AND OPENEXR_HALF_LIBRARY AND OPENEXR_ILMTHREAD_LIBRARY)
++            SET(OPENEXR_FOUND TRUE)
++        ELSE()
++            UNSET(OPENEXR_IMATH_LIBRARY)
++            UNSET(OPENEXR_ILMIMF_LIBRARY)
++            UNSET(OPENEXR_IEX_LIBRARY)
++            UNSET(OPENEXR_ILMTHREAD_LIBRARY)
++            UNSET(OPENEXR_HALF_LIBRARY)
++        ENDIF()
++    ENDIF()
++ENDMACRO()
++
+ FOREACH(SEARCH_PATH ${SEARCH_PATHS})
+     FIND_PATH(OPENEXR_INCLUDE_PATH ImfRgbaFile.h
+         PATH_SUFFIXES OpenEXR
+@@ -64,32 +85,14 @@ FOREACH(SEARCH_PATH ${SEARCH_PATHS})
+         set(OPENEXR_VERSION "${OPENEXR_VERSION_MAJOR}_${OPENEXR_VERSION_MINOR}")
+     ENDIF ()
+ 
+-    SET(LIBRARY_SUFFIXES
+-        "-${OPENEXR_VERSION}"
+-        "-${OPENEXR_VERSION}_s"
+-        "-${OPENEXR_VERSION}_d"
+-        "-${OPEXEXR_VERSION}_s_d"
+-        ""
+-        "_s"
+-        "_d"
+-        "_s_d")
+-
+-    FOREACH(LIBRARY_SUFFIX ${LIBRARY_SUFFIXES})
+-        FIND_OPENEXR_LIBRARY("Half" ${LIBRARY_SUFFIX})
+-        FIND_OPENEXR_LIBRARY("Iex" ${LIBRARY_SUFFIX})
+-        FIND_OPENEXR_LIBRARY("Imath" ${LIBRARY_SUFFIX})
+-        FIND_OPENEXR_LIBRARY("IlmImf" ${LIBRARY_SUFFIX})
+-        FIND_OPENEXR_LIBRARY("IlmThread" ${LIBRARY_SUFFIX})
+-        IF (OPENEXR_INCLUDE_PATH AND OPENEXR_IMATH_LIBRARY AND OPENEXR_ILMIMF_LIBRARY AND OPENEXR_IEX_LIBRARY AND OPENEXR_HALF_LIBRARY)
+-            SET(OPENEXR_FOUND TRUE)
+-            BREAK()
+-        ENDIF()
+-        UNSET(OPENEXR_IMATH_LIBRARY)
+-        UNSET(OPENEXR_ILMIMF_LIBRARY)
+-        UNSET(OPENEXR_IEX_LIBRARY)
+-        UNSET(OPENEXR_ILMTHREAD_LIBRARY)
+-        UNSET(OPENEXR_HALF_LIBRARY)
+-    ENDFOREACH()
++    ocv_find_openexr("-${OPENEXR_VERSION}")
++    ocv_find_openexr("-${OPENEXR_VERSION}_s")
++    ocv_find_openexr("-${OPENEXR_VERSION}_d")
++    ocv_find_openexr("-${OPEXEXR_VERSION}_s_d")
++    ocv_find_openexr("")
++    ocv_find_openexr("_s")
++    ocv_find_openexr("_d")
++    ocv_find_openexr("_s_d")
+ 
+     IF (OPENEXR_FOUND)
+         BREAK()
diff --git a/opencv.spec b/opencv.spec
index 2cfce38..036ba89 100644
--- a/opencv.spec
+++ b/opencv.spec
@@ -76,6 +76,7 @@ Source3:        face_landmark_model.dat.xz
 Source4:        b624b995ec9c439cbc2e9e6ee940d3a2-v0.1.1f.zip
 
 Patch0:         opencv-4.1.0-install_3rdparty_licenses.patch
+Patch1:         https://github.com/opencv/opencv/commit/fb3a334bbee3535d508af6510d9903d26ba37d34.patch
 
 BuildRequires:  gcc-c++
 BuildRequires:  libtool
@@ -251,6 +252,7 @@ popd &>/dev/null
 %endif
 
 %patch0 -p1 -b .install_3rdparty_licenses
+%patch1 -p1
 
 pushd %{name}_contrib-%{version}
 popd