https://forum.qt.io/topic/43187/passing-large-array-4mbytes-between-pyqt-and-c-language-dll/?
Passing large array (4Mbytes) between PyQt and C language .dll | Qt Forum
Jul 1, 2014 - Hi guys, I'm in a bind. I have a C language .dll running for 32-bit Windows 7 that I absolutely cannot change. The .dll function require a pointer (unsigne...