There is no direct, automated converter that turns a standard PS3 PKG (game package) into a native PS4 PKG. The PS3 uses a completely different CPU architecture (Cell/PPE+SPE) vs. PS4 (x86-64). You cannot simply "convert" a game executable.
Here is helpful, verified information regarding converting PS3 PKG files to run on a PS4. ps3 to ps4 pkg converter verified
exists to take a PS3 retail game PKG and produce a playable PS4 PKG. Any tool claiming to do so is either: There is no direct, automated converter that turns