add ZLIB to CMakeLists.txt target_link_libraries()

.github/workflows/docker_linuxes.yml

@@ -201,3 +201,13 @@ jobs:
 
  - name: Run unit tests (ctest) within the Docker image
  run: docker run ctl:latest sh -c "cd ./build && ctest" 
+
+ ubuntu-openexr2-static:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v4
+ - name: Build the Docker image
+ run: docker build --no-cache --rm -f ./docker/Dockerfile_ubuntu_22.04_openexr2_static -t ctl:latest .
+
+ - name: Run unit tests (ctest) within the Docker image
+ run: docker run ctl:latest sh -c "cd ./build && ctest" 

.github/workflows/mac_release_static.yml

@@ -0,0 +1,184 @@
+name: macOS-Release-shared
+
+on:
+ push:
+ paths-ignore:
+ - 'README.md'
+ - 'doc/**'
+ pull_request:
+ paths-ignore:
+ - 'README.md'
+ - 'doc/**'
+
+env:
+ # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
+ BUILD_TYPE: Release
+
+jobs:
+
+ build-openexr2:
+
+ runs-on: macos-latest
+
+ steps:
+
+ # - name: uninstall openexr 
+ # run: brew uninstall --ignore-dependencies openexr 
+
+ # - name: uninstall imath 
+ # run: brew uninstall --ignore-dependencies imath
+
+ - name: install dependencies - openexr v2.5
+ run: |
+ cd ..
+ git clone https://github.com/AcademySoftwareFoundation/openexr.git &&
+ cd openexr &&
+ git checkout RB-2.5 &&
+ mkdir build &&
+ cd build &&
+ cmake -DBUILD_SHARED_LIBS=OFF .. &&
+ make &&
+ sudo make install
+
+ - uses: actions/checkout@v4
+
+ - name: Configure CMake
+ # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+ # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+ run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DBUILD_SHARED_LIBS=OFF
+
+ - name: Build
+ # Build your program with the given configuration
+ run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
+
+ build-openexr3:
+ runs-on: macos-latest
+
+ steps:
+
+ - name: install dependencies - imath
+ run: |
+ cd ..
+ git clone https://github.com/AcademySoftwareFoundation/Imath.git &&
+ cd Imath &&
+ mkdir build &&
+ cd build &&
+ cmake -DBUILD_SHARED_LIBS=OFF .. &&
+ make &&
+ sudo make install
+
+ - name: install dependencies - openexr v3.1
+ run: |
+ cd ..
+ git clone https://github.com/AcademySoftwareFoundation/openexr.git &&
+ cd openexr &&
+ git checkout RB-3.1 &&
+ mkdir build &&
+ cd build &&
+ cmake -DBUILD_SHARED_LIBS=OFF .. &&
+ make &&
+ sudo make install
+
+ - uses: actions/checkout@v4
+
+ - name: Configure CMake
+ # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+ # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+ run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DBUILD_SHARED_LIBS=OFF
+
+ - name: Build
+ # Build your program with the given configuration
+ run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
+
+ test-openexr2:
+
+ runs-on: macos-latest
+
+ steps:
+
+ # - name: uninstall openexr 
+ # run: brew uninstall --ignore-dependencies openexr 
+
+ # - name: uninstall imath 
+ # run: brew uninstall --ignore-dependencies imath
+
+ - name: install dependencies - openexr v2.5
+ run: |
+ cd ..
+ git clone https://github.com/AcademySoftwareFoundation/openexr.git &&
+ cd openexr &&
+ git checkout RB-2.5 &&
+ mkdir build &&
+ cd build &&
+ cmake -DBUILD_SHARED_LIBS=OFF .. &&
+ make &&
+ sudo make install
+
+ - uses: actions/checkout@v4
+
+ - name: Configure CMake
+ # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+ # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+ run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DBUILD_SHARED_LIBS=OFF
+
+ - name: Build
+ # Build your program with the given configuration
+ run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} 
+
+ - name: Install
+ run: sudo cmake --install ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} 
+
+ - name: Test
+ working-directory: ${{github.workspace}}/build
+ # Execute tests defined by the CMake configuration. 
+ # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+ run: ctest -V --output-on-failure 
+
+ test-openexr3:
+ runs-on: macos-latest
+
+ steps:
+
+ - name: install dependencies - imath
+ run: |
+ cd ..
+ git clone https://github.com/AcademySoftwareFoundation/Imath.git &&
+ cd Imath &&
+ mkdir build &&
+ cd build &&
+ cmake -DBUILD_SHARED_LIBS=OFF .. &&
+ make &&
+ sudo make install
+
+ - name: install dependencies - openexr v3.1
+ run: |
+ cd ..
+ git clone https://github.com/AcademySoftwareFoundation/openexr.git &&
+ cd openexr &&
+ git checkout RB-3.1 &&
+ mkdir build &&
+ cd build &&
+ cmake -DBUILD_SHARED_LIBS=OFF .. &&
+ make &&
+ sudo make install
+
+ - uses: actions/checkout@v4
+
+ - name: Configure CMake
+ # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+ # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+ run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DBUILD_SHARED_LIBS=OFF
+
+ - name: Build
+ # Build your program with the given configuration
+ run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} 
+
+ - name: Install
+ run: sudo cmake --install ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}
+
+ - name: Test
+ working-directory: ${{github.workspace}}/build
+ # Execute tests defined by the CMake configuration. 
+ # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+ run: ctest -V --output-on-failure 
+

CMakeLists.txt

@@ -44,6 +44,20 @@ if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
  "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
 endif()
 
+# ZLIB is automatically added by OpenEXR 3.x but needs to be added for OpenEXR 2.x
+find_package(ZLIB)
+if(TARGET ZLIB::ZLIB)
+ message( STATUS "found ZLIB" )
+ message( STATUS " ZLIB_VERSION : ${ZLIB_VERSION}" )
+ message( STATUS " ZLIB_INCLUDE_DIRS : ${ZLIB_INCLUDE_DIRS}" )
+ message( STATUS " ZLIB_LIBRARIES : ${ZLIB_LIBRARIES}" )
+ message( STATUS " ZLIB_INCLUDE_DIR : ${ZLIB_INCLUDE_DIR}" )
+ message( STATUS " ZLIB_LIBRARY : ${ZLIB_LIBRARY}" )
+else()
+ message( STATUS "ZLIB was not found")
+ message( STAUTS " ZLIB is automatically linked when using OpenEXR 3.x but CTL needs to link to ZLIB if using OpenEXR 2.x" )
+endif()
+
 find_package(OpenEXR 3 CONFIG QUIET)
 if(OpenEXR_FOUND)
  message(STATUS "Found OpenEXR ${OpenEXR_VERSION}")

OpenEXR_CTL/exr_ctl_exr/CMakeLists.txt

@@ -33,6 +33,8 @@ target_link_libraries (exr_ctl_exr
  $<$<TARGET_EXISTS:IlmBase::Half>:IlmBase::Half>
  $<$<TARGET_EXISTS:IlmBase::IlmThread>:IlmBase::IlmThread>
  $<$<TARGET_EXISTS:IlmBase::Iex>:IlmBase::Iex>
+ # ZLIB for OpenEXR 2.x:
+ $<$<TARGET_EXISTS:ZLIB::ZLIB>:ZLIB::ZLIB>
  )
 #target_link_libraries( exr_ctl_exr ${IlmBase_LIBRARIES} ${IlmBase_LDFLAGS_OTHER} )
 #target_link_libraries( exr_ctl_exr ${OpenEXR_LIBRARIES} ${OpenEXR_LDFLAGS_OTHER} )

OpenEXR_CTL/exrdpx/CMakeLists.txt

@@ -33,6 +33,8 @@ target_link_libraries (exrdpx
  $<$<TARGET_EXISTS:IlmBase::Half>:IlmBase::Half>
  $<$<TARGET_EXISTS:IlmBase::IlmThread>:IlmBase::IlmThread>
  $<$<TARGET_EXISTS:IlmBase::Iex>:IlmBase::Iex>
+ # ZLIB for OpenEXR 2.x:
+ $<$<TARGET_EXISTS:ZLIB::ZLIB>:ZLIB::ZLIB>
  )
 #target_link_libraries( exrdpx ${IlmBase_LIBRARIES} ${IlmBase_LDFLAGS_OTHER} )
 #target_link_libraries( exrdpx ${OpenEXR_LIBRARIES} ${OpenEXR_LDFLAGS_OTHER} )

ctlrender/CMakeLists.txt

@@ -30,6 +30,8 @@ target_link_libraries(ctlrender
  $<$<TARGET_EXISTS:IlmBase::Half>:IlmBase::Half>
  $<$<TARGET_EXISTS:IlmBase::IlmThread>:IlmBase::IlmThread>
  $<$<TARGET_EXISTS:IlmBase::Iex>:IlmBase::Iex>
+ # ZLIB for OpenEXR 2.x:
+ $<$<TARGET_EXISTS:ZLIB::ZLIB>:ZLIB::ZLIB>
 )
 
 if( OpenEXR_FOUND )

docker/Dockerfile_ubuntu_22.04_openexr2_static

@@ -0,0 +1,44 @@
+FROM ubuntu:22.04
+
+RUN apt-get update
+
+# disable interactive install 
+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 CTL dependencies
+#RUN apt-get -y install libopenexr-dev
+#RUN apt-get -y install libtiff-dev
+
+# install CTL dependencies - zlib
+RUN apt-get -y install zlib1g-dev
+
+# install CTL dependecies - openexr
+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 .. -DBUILD_SHARED_LIBS=OFF -DBUILD_TESTING=OFF -DOPENEXR_BUILD_TOOLS=OFF -DOPENEXR_INSTALL_EXAMPLES=OFF
+RUN make
+RUN make install
+
+# build CTL
+WORKDIR /usr/src/CTL
+COPY . .
+WORKDIR /usr/src/CTL/build
+RUN rm -R * || true
+RUN cmake -DBUILD_SHARED_LIBS=OFF ..
+RUN make
+RUN make install
+
+# add /usr/local/lib to the LD_LIBRARY_PATH
+# ENV LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
+
+# finalize docker environment
+WORKDIR /usr/src/CTL
+

unittest/IlmImfCtl/CMakeLists.txt

@@ -28,6 +28,8 @@ target_link_libraries( IlmImfCtlTest
  $<$<TARGET_EXISTS:IlmBase::Half>:IlmBase::Half>
  $<$<TARGET_EXISTS:IlmBase::IlmThread>:IlmBase::IlmThread>
  $<$<TARGET_EXISTS:IlmBase::Iex>:IlmBase::Iex>
+ # ZLIB for OpenEXR 2.x:
+ $<$<TARGET_EXISTS:ZLIB::ZLIB>:ZLIB::ZLIB>
 )
 
 add_test( IlmImfCtl IlmImfCtlTest )