라즈베리 파이 5M 카메라(CSI) CPU 점유율

하드웨어 가속을 받아서 그런가 CPU점유율이 실질적으로 0!!

ㄷㄷㄷ

pi@raspberrypi ~ $ raspivid -t 0 -v raspivid Camera App v1.3.12 Width 1920, Height 1080, filename (null) bitrate 17000000, framerate 30, time delay 0 H264 Profile high H264 Quantisation level 0, Inline headers No H264 Intra refresh type (null), period -1 Wait method : Capture forever Initial state 'record' Preview Yes, Full screen Yes Preview window 0,0,1024,768 Opacity 255 Sharpness 0, Contrast 0, Brightness 50 Saturation 0, ISO 0, Video Stabilisation No, Exposure compensation 0 Exposure Mode 'auto', AWB Mode 'auto', Image Effect 'none' Metering Mode 'average', Colour Effect Enabled No with U = 128, V = 128 Rotation 0, hflip No, vflip No ROI x 0.000000, y 0.000000, w 1.000000 h 1.000000 Camera component done Encoder component done Starting component connection stage Connecting camera preview port to preview input port Starting video preview Connecting camera stills port to encoder input port Enabling encoder output port

raspivid 프로세스가 왕창 떠있는데 cpu는 하나도 안먹네.. ㄷㄷㄷ

화면을 흔들던 말던 cpu 점유율은 0에서 움직이질 않는다.

raw를 받아서 fb에 덮어 버리는건가? ㄷㄷㄷ