[osg-users] PNG Library Crashing - 32 vs 64 bit mismatch possible

[Sebastian Messerschmidt]

Hi Dave,

C:/osg/OpenSceneGraph-3.2.2-rc2/3rdParty/x86/lib/libpng16.lib (found version "1.6.7")
-> you are linking the 32bit libraries ..



> Hi,
>
> I've been struggling to get the PNG plugin working. I've built it, but the cookbook_02_7 is crashing down inside libpng16.dll.
>
>
> I have a couple of questions.
> 1] I would have thought that I am doing a 64-bit build, since I have a 64-bit OS. However when I run cmake/configure I see it report 32-bit architecture detected.
>
>
>> 32 bit architecture detected
>> 3rdParty-Package ENV variable found:C:\osg\OpenSceneGraph-3.2.2-rc2\3rdParty/x86
>> Could NOT find LibXml2 (missing:  LIBXML2_LIBRARIES LIBXML2_INCLUDE_DIR)
>> Could NOT find PkgConfig (missing:  PKG_CONFIG_EXECUTABLE)
>> Could NOT find CURL (missing:  CURL_LIBRARY CURL_INCLUDE_DIR)
>> Could NOT find SDL (missing:  SDL_LIBRARY SDL_INCLUDE_DIR)
>> Could NOT find PkgConfig (missing:  PKG_CONFIG_EXECUTABLE)
>> Could NOT find PkgConfig (missing:  PKG_CONFIG_EXECUTABLE)
>> Could NOT find PkgConfig (missing:  PKG_CONFIG_EXECUTABLE)
>> Found unsuitable Qt version "" from NOTFOUND
>> Could NOT find Qt3 (missing:  QT_QT_LIBRARY QT_INCLUDE_DIR QT_MOC_EXECUTABLE)
>> Could NOT find GLUT (missing:  GLUT_glut_LIBRARY GLUT_INCLUDE_DIR)
>> Could NOT find wxWidgets (missing:  wxWidgets_FOUND)
>> Found PNG: optimized;C:/osg/OpenSceneGraph-3.2.2-rc2/3rdParty/x86/lib/libpng16d.lib;debug;C:/osg/OpenSceneGraph-3.2.2-rc2/3rdParty/x86/lib/libpng16.lib (found version "1.6.7")
>> Could NOT find TIFF (missing:  TIFF_LIBRARY TIFF_INCLUDE_DIR)
>> Configuring done
>> Generating done
>>
>
> So I have been pointing my cookbooks (osgrecipes) to the x86 versions found in the 3rdParty folder: example C:/osg/OpenSceneGraph-3.2.2-rc2/3rdParty/x86/lib/libpng16.lib is the value I have set PNG_LIBRARY to.
>
> The current callstack I see when I crash is as follows:
>
>>   	005dd4a8()	Unknown
>>   	[Frames below may be incorrect and/or missing]	
>>   	libpng16.dll!004dba8c()	Unknown
>>> 	osgdb_pngd.dll!ReaderWriterPNG::readPNGStream(std::basic_istream<char,std::char_traits<char> > & fin) Line 202	C++
>>   	osgdb_pngd.dll!ReaderWriterPNG::readImage(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & file, const osgDB::Options * options) Line 381	C++
>>   	osg100-osgDBd.dll!osgDB::Registry::ReadImageFunctor::doRead(osgDB::ReaderWriter & rw) Line 915	C++
>>   	osg100-osgDBd.dll!osgDB::Registry::read(const osgDB::Registry::ReadFunctor & readFunctor) Line 1175	C++
>>   	osg100-osgDBd.dll!osgDB::Registry::readImplementation(const osgDB::Registry::ReadFunctor & readFunctor, osgDB::Options::CacheHintOptions cacheHint) Line 1278	C++
>>   	osg100-osgDBd.dll!osgDB::Registry::readImageImplementation(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & fileName, const osgDB::Options * options) Line 1360	C++
>>   	osg100-osgDBd.dll!osgDB::Registry::readImage(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & fileName, const osgDB::Options * options) Line 221	C++
>>   	osg100-osgDBd.dll!osgDB::readImageFile(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & filename, const osgDB::Options * options) Line 43	C++
>>   	cookbook_02_07d.exe!osgDB::readImageFile(const std::basic_string<char,std::char_traits<char>,std::allocator<char> > & filename) Line 82	C++
>>   	cookbook_02_07d.exe!main(int argc, char * * argv) Line 16	C++
>>   	[External Code]	
>>
>>
>
>
> Any suggestions would be appreciated.
> Cheers,
> Dave
>
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=63354#63354
>
>
>
>
>
> _______________________________________________
> osg-users mailing list
> osg-users at lists.openscenegraph.org
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org