Fail to build with openimageio 2.x

[marillat]

Hi,

Debian unstable amd64, gcc 8.2.0

(cd IO && make )
make[1] : on entre dans le répertoire « /src/openfx-io-natron-2.3.14/IO »
  CXX      Linux-64-debug/ReadOIIO.o
In file included from /usr/include/libraw/libraw.h:35,
                 from ../OIIO/ReadOIIO.cpp:44:
/usr/include/libraw/libraw_datastream.h:121:8: warning: ‘template<class> class std::auto_ptr’ is deprecated [-Wdeprecated-declarations]
   std::auto_ptr<std::streambuf> f;       /* will close() automatically through dtor */
        ^~~~~~~~
In file included from /usr/include/c++/8/bits/locale_conv.h:41,
                 from /usr/include/c++/8/locale:43,
                 from /usr/include/c++/8/iomanip:43,
                 from /usr/include/OpenEXR/ImathMatrix.h:55,
                 from /usr/include/OpenImageIO/simd.h:56,
                 from /usr/include/OpenImageIO/fmath.h:67,
                 from /usr/include/OpenImageIO/hash.h:51,
                 from /usr/include/OpenImageIO/strutil.h:49,
                 from /usr/include/OpenImageIO/ustring.h:137,
                 from /usr/include/OpenImageIO/paramlist.h:45,
                 from /usr/include/OpenImageIO/imageio.h:60,
                 from ../OIIO/OIIOGlobal.h:27,
                 from ../OIIO/ReadOIIO.cpp:40:
/usr/include/c++/8/bits/unique_ptr.h:53:28: note: declared here
   template<typename> class auto_ptr;
                            ^~~~~~~~
In file included from /usr/include/libraw/libraw.h:35,
                 from ../OIIO/ReadOIIO.cpp:44:
/usr/include/libraw/libraw_datastream.h:122:8: warning: ‘template<class> class std::auto_ptr’ is deprecated [-Wdeprecated-declarations]
   std::auto_ptr<std::streambuf> saved_f; /* when *f is a subfile, *saved_f is the master file */
        ^~~~~~~~
In file included from /usr/include/c++/8/bits/locale_conv.h:41,
                 from /usr/include/c++/8/locale:43,
                 from /usr/include/c++/8/iomanip:43,
                 from /usr/include/OpenEXR/ImathMatrix.h:55,
                 from /usr/include/OpenImageIO/simd.h:56,
                 from /usr/include/OpenImageIO/fmath.h:67,
                 from /usr/include/OpenImageIO/hash.h:51,
                 from /usr/include/OpenImageIO/strutil.h:49,
                 from /usr/include/OpenImageIO/ustring.h:137,
                 from /usr/include/OpenImageIO/paramlist.h:45,
                 from /usr/include/OpenImageIO/imageio.h:60,
                 from ../OIIO/OIIOGlobal.h:27,
                 from ../OIIO/ReadOIIO.cpp:40:
/usr/include/c++/8/bits/unique_ptr.h:53:28: note: declared here
   template<typename> class auto_ptr;
                            ^~~~~~~~
../OIIO/ReadOIIO.cpp: In member function ‘void {anonymous}::ReadOIIOPlugin::openFile(const string&, bool, OpenImageIO_v2_0::ImageInput**, std::vector<OpenImageIO_v2_0::ImageSpec>*)’:
../OIIO/ReadOIIO.cpp:1970:46: error: cannot convert ‘OpenImageIO_v2_0::ImageInput::unique_ptr’ {aka ‘std::unique_ptr<OpenImageIO_v2_0::ImageInput>’} to ‘OpenImageIO_v2_0::ImageInput*’ in assignment
     *img = ImageInput::open(filename, &config);
                                              ^
../OIIO/ReadOIIO.cpp: In member function ‘std::__cxx11::string {anonymous}::ReadOIIOPlugin::metadata(const string&)’:
../OIIO/ReadOIIO.cpp:2781:56: error: no matching function for call to ‘std::unique_ptr<OpenImageIO_v2_0::ImageInput>::reset(OpenImageIO_v2_0::ImageInput::unique_ptr)’
         img.reset( ImageInput::open(filename, &config) );
                                                        ^
In file included from /usr/include/c++/8/bits/locale_conv.h:41,
                 from /usr/include/c++/8/locale:43,
                 from /usr/include/c++/8/iomanip:43,
                 from /usr/include/OpenEXR/ImathMatrix.h:55,
                 from /usr/include/OpenImageIO/simd.h:56,
                 from /usr/include/OpenImageIO/fmath.h:67,
                 from /usr/include/OpenImageIO/hash.h:51,
                 from /usr/include/OpenImageIO/strutil.h:49,
                 from /usr/include/OpenImageIO/ustring.h:137,
                 from /usr/include/OpenImageIO/paramlist.h:45,
                 from /usr/include/OpenImageIO/imageio.h:60,
                 from ../OIIO/OIIOGlobal.h:27,
                 from ../OIIO/ReadOIIO.cpp:40:
/usr/include/c++/8/bits/unique_ptr.h:377:7: note: candidate: ‘void std::unique_ptr<_Tp, _Dp>::reset(std::unique_ptr<_Tp, _Dp>::pointer) [with _Tp = OpenImageIO_v2_0::ImageInput; _Dp = std::default_delete<OpenImageIO_v2_0::ImageInput>; std::unique_ptr<_Tp, _Dp>::pointer = OpenImageIO_v2_0::ImageInput*]’
       reset(pointer __p = pointer()) noexcept
       ^~~~~
/usr/include/c++/8/bits/unique_ptr.h:377:7: note:   no known conversion for argument 1 from ‘OpenImageIO_v2_0::ImageInput::unique_ptr’ {aka ‘std::unique_ptr<OpenImageIO_v2_0::ImageInput>’} to ‘std::unique_ptr<OpenImageIO_v2_0::ImageInput>::pointer’ {aka ‘OpenImageIO_v2_0::ImageInput*’}
make[1]: *** [../openfx/Support/Plugins/Makefile.master:83: Linux-64-debug/ReadOIIO.o] Error 1

[zwillikon]

5 years later I'm getting a similar error:
./OpenShadingLanguage/src/liboslexec/shadingsys.cpp:1204:45: error: cannot convert 'std::shared_ptr<OpenImageIO_v2_6_4::TextureSystem>' to 'OpenImageIO_v2_6_4::TextureSystem*' in assignment