Limit EXR threading for texturing

alicevision · Aug 18, 2023 · 1015bb1 · 1015bb1
1 parent 2cef56e
commit 1015bb1
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/software/pipeline/main_texturing.cpp b/src/software/pipeline/main_texturing.cpp
@@ -144,6 +144,13 @@ int aliceVision_main(int argc, char* argv[])
     {
         return EXIT_FAILURE;
     }
+
+    // set maxThreads
+    HardwareContext hwc = cmdline.getHardwareContext();
+    omp_set_num_threads(hwc.getMaxThreads());
+    oiio::attribute("threads", std::min(4, static_cast<int>(hwc.getMaxThreads())));
+    oiio::attribute("exr_threads", std::min(4, static_cast<int>(hwc.getMaxThreads())));
+
     // set bump mapping file type
     bumpMappingParams.bumpMappingFileType = (bumpMappingParams.bumpType == mesh::EBumpMappingType::Normal) ? normalFileType : heightFileType;