Merge pull request #589 from cchampet/fix_oiiowriterYResolution

oiiowriter: fix  YResolution value in the output images

Author: cchampet

plugins/image/io/OpenImageIO/src/writer/OpenImageIOWriterProcess.tcc

@@ -548,7 +548,7 @@ void OpenImageIOWriterProcess<View>::writeImage(View& src, const std::string& fi
     const time_t rawtime = time(0);
     const struct tm * timeinfo = localtime(&rawtime);
     char buffer[80];
-    strftime(buffer, 80,"%d-%m-%Y %I:%M:%S", timeinfo);
+    strftime(buffer, 80,"%Y:%m:%d %I:%M:%S", timeinfo);
     spec.attribute("DateTime", std::string(buffer));
 
     if(! params._project.empty())
@@ -597,7 +597,7 @@ void OpenImageIOWriterProcess<View>::writeImage(View& src, const std::string& fi
     const float par = _plugin._clipSrc->getPixelAspectRatio();
     spec.attribute("PixelAspectRatio", par);
     spec.attribute("XResolution", par);
-    spec.attribute("YResolution", 1);
+    spec.attribute("YResolution", 1.0f);
 
     if(!out->open(filepath, spec))
     {