# libretro-video-processor Libretro core for V4L2 capture devices The basic idea is this -- plug your legacy console into a capture device and use RetroArch to upscale it and apply shaders to taste. ## Raspberry Pi specific config Add to /boot/config.txt: ``` gpu_mem_256=112 gpu_mem_512=368 cma_lwm=16 cma_hwm=32 cma_offline_start=16 ```