DIGILENT MIPI-CSI Camera SetVoipac webshop

Digilent Pcam 5C is a MIPI-CSI interface, 5 MP Fixed-Focus color camera connected to iMX Development Baseboard

Kernel detection

root@imx8mq-voipac:~# dmesg | grep ov56
[    2.383324] ov5640_mipi 1-003c: No pin available
[    2.387976] ov5640_mipi 1-003c: No sensor pwdn pin available
[    2.393683] ov5640_mipi 1-003c: No sensor reset pin available
[    2.399479] ov5640_regulator_enable: cannot get io voltage error - err:-517
[    3.018132] ov5640_mipi 1-003c: No pin available
[    3.033972] ov5640_mipi 1-003c: No sensor pwdn pin available
[    3.046488] ov5640_mipi 1-003c: No sensor reset pin available
[    3.062091] ov5640_mipi 1-003c: 1-003c supply DVDD not found, using dummy regulator
[    3.072436] ov5640_mipi 1-003c: 1-003c supply AVDD not found, using dummy regulator
[    4.325257] mxc-mipi-csi2_yav 30b60000.mipi_csi: Registered sensor subdevice: ov5640_mipi 1-003c
[    4.337288] ov5640_mipi 1-003c: Camera is found

I2C detection

root@imx8mq-voipac:~# i2cdetect -y 1
             0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f
        00:          -- -- -- -- -- -- -- -- -- -- -- -- --
        10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
        20: -- -- -- UU -- -- -- UU -- -- -- -- -- -- -- --
        30: -- -- -- -- -- -- -- -- -- -- -- -- UU UU -- --
        40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
        50: -- UU -- UU -- -- -- -- -- -- -- -- -- -- -- --
        60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
        70: -- -- -- -- -- -- -- --
        root@imx8mq-voipac:~#

Gstreamer

Capture single JPEG picture

root@imx8mq-voipac:~# gst-launch-1.0 v4l2src num-buffers=1 device=/dev/video1 ! jpegenc ! filesink location=sample_image_digi.jpeg
Setting pipeline to PAUSED ...
Pipeline is live and does not need PREROLL ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
[ 1023.907274] ov5640_mipi 1-003c: s_stream: 1
[ 1024.609769] skip frame 1
Got EOS from element "pipeline0".[ 1026.497200] ov5640_mipi 1-003c: s_stream: 0

Execution ended after 0:00:03.075026264
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
Setting pipeline to NULL ...
Freeing pipeline ...

The image stored in local media with name sample_image_digi.jpeg

Video preview

root@imx8mq-voipac:~# GST_DEBUG=GST_BUFFER:5 gst-launch-1.0 v4l2src device=/dev/video1 ! 'video/x-raw,framerate=30/1' ! autovideosink
Setting pipeline to PAUSED ...
Pipeline is live and does not need PREROLL ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
0:00:00.817426914   433 0xaaaacb3d5c00 DEBUG             GST_BUFFER gstbuffer.c:2279:gst_buffer_add_meta: alloc metadata 0xaaaacb4873c0 (GstVideoMeta) of size 112
0:00:00.817551951   433 0xaaaacb3d5c00 DEBUG             GST_BUFFER gstbuffer.c:2279:gst_buffer_add_meta: alloc metadata 0xaaaacb487440 (GstVideoMeta) of size 112
0:00:00.817603069   4[ 1575.384649] ov5640_mipi 1-003c: s_stream: 1
33 0xaaaacb3d5c00 DEBUG             GST_BUFFER gstbuffer.c:2279:gst_buffer_add_meta: alloc metadata 0xaaaacb4874c0 (GstVideoMeta) of size 112
0:00:00.817651068   433 0xaaaacb3d5c00 DEBUG             GST_BUFFER gstbuffer.c:2279:gst_buffer_add_meta: alloc metadata 0xaaaacb487540 (GstVideoMeta) of size 112
[ 1576.002044] skip frame 1

CAPTURE INTERRUPTION:

[ 1582.847027] ov5640_mipi 1-003c: s_stream: 0

Execution ended after 0:00:08.249177743
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
0:00:08.326703325   433 0xaaaacb468180 DEBUG             GST_BUFFER gstbuffer.c:1448:gst_buffer_is_memory_range_writable: idx 0, length -1
0:00:08.326764524   433 0xaaaacb468180 DEBUG             GST_BUFFER gstbuffer.c:1448:gst_buffer_is_memory_range_writable: idx 0, length -1
0:00:08.326792003   433 0xaaaacb468180 DEBUG             GST_BUFFER gstbuffer.c:1448:gst_buffer_is_memory_range_writable: idx 0, length -1
Setting pipeline to NULL ...
Total showed frames (78), playing for (0:00:08.249372377), fps (9.455).
Freeing pipeline ...

Video should be displayed on video output (hdmi or lvds display)