use openexr v2.5, closes ampas#86

.github/workflows/cmake_debug.yml

@@ -65,9 +65,22 @@ jobs:
 
     steps:
 
-    - name: install dependencies
+    - name: install dependencies - valgrind
       run: sudo apt-get -y install valgrind
 
+    - name: install dependencies - openexr/ilmbase v2.5
+      run:  |
+        cd ..
+        sudo apt-get -y install zlib1g-dev &&
+        git clone https://github.com/AcademySoftwareFoundation/openexr.git &&
+        cd openexr &&
+        git checkout RB-2.5 &&
+        mkdir build &&
+        cd build &&
+        cmake .. &&
+        make  &&
+        sudo make install
+
     - uses: actions/checkout@v3
 
     - name: Configure CMake

Dockerfile

@@ -8,13 +8,24 @@ ENV DEBIAN_FRONTEND noninteractive
 # install developement tools
 RUN apt-get -y install cmake
 RUN apt-get -y install g++
+RUN apt-get -y install git
 
 # install developement debugging tools
 RUN apt-get -y install valgrind
 
 # install CTL dependencies
-RUN apt-get -y install libilmbase-dev
-RUN apt-get -y install libopenexr-dev
+#RUN apt-get -y install libilmbase-dev
+#RUN apt-get -y install libopenexr-dev
+RUN apt-get -y install zlib1g-dev
+WORKDIR /usr/src/
+RUN git clone https://github.com/AcademySoftwareFoundation/openexr.git
+WORKDIR /usr/src/openexr
+RUN git checkout RB-2.5 
+WORKDIR /usr/src/openexr/build
+RUN cmake ..
+RUN make
+RUN make install
+
 RUN apt-get -y install libtiff-dev
 
 # build CTL