test raspberry pi 3 and camera v1.3

用的os 是： debian 11 (bullseye

camera上面有寫 "raspberry pi camera rev 1.3
看 這邊 的表格，v1 是 ov5647
所以到 /sys/module/ 下，果然有 ov5647 這個folder

然後看 這一篇，v1 的 camera support libcamera/raspicam
因為是 v1，所以好像不用修改 boot 的 config

測試：

$ sudo libcamera-hello -t 0
Preview window unavailable
[1:33:11.091798541] [1024]  INFO Camera camera_manager.cpp:297 libcamera v0.0.5+83-bde9b04f
[1:33:11.156468415] [1026]  INFO RPI vc4.cpp:437 Registered camera /base/soc/i2c0mux/i2c@1/ov5647@36 to Unicam device /dev/media3 and ISP device /dev/media0
[1:33:11.156605706] [1026]  INFO RPI pipeline_base.cpp:1101 Using configuration file '/usr/share/libcamera/pipeline/rpi/vc4/rpi_apps.yaml'
[1:33:11.158376798] [1024]  INFO Camera camera.cpp:1033 configuring streams: (0) 1296x972-YUV420
[1:33:11.159185495] [1026]  INFO RPI vc4.cpp:565 Sensor: /base/soc/i2c0mux/i2c@1/ov5647@36 - Selected sensor format: 1296x972-SGBRG10_1X10 - Selected unicam format: 1296x
972-pGAA
#0 (0.00 fps) exp 33222.00 ag 8.00 dg 1.00
#1 (30.02 fps) exp 33222.00 ag 8.00 dg 1.00
#2 (30.02 fps) exp 33222.00 ag 8.00 dg 1.00
#3 (30.01 fps) exp 33222.00 ag 8.00 dg 1.00
#4 (30.02 fps) exp 33222.00 ag 8.00 dg 1.00
#5 (30.02 fps) exp 33222.00 ag 8.00 dg 1.00
#6 (30.02 fps) exp 33222.00 ag 8.00 dg 1.00
#7 (30.01 fps) exp 33222.00 ag 8.00 dg 1.00
..

試拍照：

$ libcamera-jpeg -o aaa.jpg 
Preview window unavailable
[0:09:19.152281879] [3180]  INFO Camera camera_manager.cpp:297 libcamera v0.0.5+83-bde9b04f
[0:09:19.216393888] [3181]  INFO RPI vc4.cpp:437 Registered camera /base/soc/i2c0mux/i2c@1/ov5647@36 to Unicam device /dev/media3 and ISP device /dev/media0
[0:09:19.216530450] [3181]  INFO RPI pipeline_base.cpp:1101 Using configuration file '/usr/share/libcamera/pipeline/rpi/vc4/rpi_apps.yaml'
[0:09:19.218294460] [3180]  INFO Camera camera.cpp:1033 configuring streams: (0) 1296x972-YUV420
[0:09:19.219118835] [3181]  INFO RPI vc4.cpp:565 Sensor: /base/soc/i2c0mux/i2c@1/ov5647@36 - Selected sensor format: 1296x972-SGBRG10_1X10 - Selected unicam format: 1296x972-pGAA
#0 (0.00 fps) exp 9983.00 ag 1.31 dg 1.53
#1 (30.02 fps) exp 9983.00 ag 1.31 dg 1.54
#2 (30.02 fps) exp 10284.00 ag 2.00 dg 1.00
,...
#138 (30.02 fps) exp 14603.00 ag 2.00 dg 1.00
#139 (30.02 fps) exp 14626.00 ag 2.00 dg 1.00
#140 (30.02 fps) exp 14672.00 ag 2.00 dg 1.00
#141 (30.02 fps) exp 14672.00 ag 2.00 dg 1.00
[0:09:24.419749856] [3180]  INFO Camera camera.cpp:1033 configuring streams: (0) 2592x1944-YUV420 (1) 2592x1944-SGBRG10_CSI2P
[0:09:24.426256104] [3181]  INFO RPI vc4.cpp:565 Sensor: /base/soc/i2c0mux/i2c@1/ov5647@36 - Selected sensor format: 2592x1944-SGBRG10_1X10 - Selected unicam format: 2592x1944-pGAA
Still capture image received

然後 aaa.jpg 就是。