anti-aliasing for FMV videos with more than 1x internal resolution

[MishaTrent]

#suggest features
Hello. I am a big fan of the Beetle PSX HW. When using the Vulkan core with 16x internal resolution, FMV videos look terrible. Such a proposal to the developers. Is it possible to add anti-aliasing feature for FMV videos with internal resolution greater than 1x?

RetroArch v 1.10.0
Beetle PSX HW: [0.9.44.1 05f55ac]

Environment information

• CPU Xeon 2640V3, RAM DDR4 16gb
• OS: [Windows 10 Pro v. 21H2]
• Compiler: [In case you are running local builds]
• GPU: [GeForce 1070]