Ok
thank you

I'm using the Opencv which is in rkmpi example of rtsp retinaface. The avg use of CPU is 60-70% and RAM around 23%(MAX).
I have removed the rtsp as i'm using on board display.

Is this much CPU and RAM use normal?

Is the luckfox pico sdk, opencv library supports face detection?

176 rga_buffer_t src; 178 memset(&src, 0, sizeof(rga_buffer_t)); 179 180 // Source is NV12 (YUV420SP) 181 src.vir_addr = vi_data; 182 src.phy_addr = NULL; // Not using physical address 183 src.fd = -1; // No dma_buf 184 src.width = width; 185 src.height = height; 186 src.wstride = width; 187 src...