I've released a couple new versions of Read Game ID, adding support for more systems and formats and fixing a couple of bugs. Changes:
Add support for PS3, Vita, and PS4 PSN packages
Add support for PSP ISOs and CSOs
Add support for Vita NoNpDrm zip packages
Fix bug with PS4 attribute 2 metadata
Add -d option to specify temp directory
Add support for PS4 discs with multiple game packages, such as Life Is Strange: Before the Storm
Download from the Read Game ID page.