ケーブルを繋ぐ
raspi-configから、cameraの設定をONにする
3Interface Option>1Legacy Camera>ON>再起動する
vcgencmd get_camera
を打つと、
supported=0 detected=0, libcamera interfaces=0
となる
libcamera-jpeg -o test1.jpg を打つと下記のエラーが出た。
[0:11:03.061043068] [1882] INFO Camera camera.cpp:1028 configuring streams: (0) 4608x2592-YUV420 (1) 4608x2592-SBGGR10_CSI2P
[0:11:03.070259847] [1883] INFO RPI raspberrypi.cpp:805 Sensor: /base/soc/i2c0mux/i2c@1/imx708@1a - Selected sensor format: 4608x2592-SBGGR10_1X10 - Selected unicam format: 4608x2592-pBAA
[0:11:03.165499381] [1883] ERROR V4L2 v4l2_videodevice.cpp:1241 /dev/video0[13:cap]: Unable to request 1 buffers: Cannot allocate memory
ERROR: *** failed to allocate capture buffers ***
対応策として、/boot/config.txt ファイルを、下記で書き換えた 出典元
# For more options and information see
# http://www.raspberrypi.org/documentation/configuration/config-txt.md
# Some settings may impact device functionality. See link above for details
arm_64bit=1
# uncomment if you get no picture on HDMI for a default "safe" mode
#hdmi_safe=1
# uncomment this if your display has a black border of unused pixels visible
# and your display can output without overscan
#disable_overscan=1
# uncomment the following to adjust overscan. Use positive numbers if console
# goes off screen, and negative if there is too much border
#overscan_left=16
#overscan_right=16
#overscan_top=16
#overscan_bottom=16
# uncomment to force a console size. By default it will be display's size minus
# overscan.
#framebuffer_width=1280
#framebuffer_height=720
# uncomment if hdmi display is not detected and composite is being output
hdmi_force_hotplug=1
# uncomment to force a specific HDMI mode (this will force VGA)
#hdmi_group=1
#hdmi_mode=1
# uncomment to force a HDMI mode rather than DVI. This can make audio work in
# DMT (computer monitor) modes
#hdmi_drive=2
# uncomment to increase signal to HDMI, if you have interference, blanking, or
# no display
#config_hdmi_boost=4
# uncomment for composite PAL
#sdtv_mode=2
#uncomment to overclock the arm. 700 MHz is the default.
#arm_freq=800
# Uncomment some or all of these to enable the optional hardware interfaces
dtparam=i2c_arm=on
#dtparam=i2s=on
dtparam=spi=on
enable_uart=1
# Uncomment this to enable the lirc-rpi module
#dtoverlay=lirc-rpi
# Additional overlays and parameters are documented /boot/overlays/README
# Enable audio (loads snd_bcm2835)
dtparam=audio=on
# Automatically load overlays for detected cameras
camera_auto_detect=1
# Waveshare 3.5 inch display
dtoverlay=waveshare35a
hdmi_force_hotplug=1
hdmi_group=2
hdmi_mode=1
hdmi_mode=87
hdmi_cvt 480 320 60 6 0 0 0
hdmi_drive=2
# Automatically load overlays for detected DSI displays
#display_auto_detect=1
# Enable DRM VC4 V3D driver
#dtoverlay=vc4-kms-v3d
dtoverlay=vc4-fkms-v3d
max_framebuffers=1
# Disable compensation for displays with overscan
#disable_overscan=1
[cm4]
# Enable host mode on the 2711 built-in XHCI USB controller.
# This line should be removed if the legacy DWC2 controller is required
# (e.g. for USB device mode) or if USB support is not required.
otg_mode=1
[pi4]
# Run as fast as firmware / board allows
arm_boost=1
[all]
dtoverlay=imx708,vcm