An Evaluation with Valgrind revealed that the most expensive features are mutex locking/unlocking, malloc/totally free and QImage managing. So I did some optimizations regarding QImage. In dedicate 1f976e5b5ee3cfe40921c74b97edb8d84ff39dd3 I reorganized the Smalltalk bitmap to QImage conversion which resulted in testStandardTests working time of 142… Read More