C779-Software - Revision history

Admin: Replace with

2026-05-27T02:12:32Z

Replace <comments/> with <comment-streams />

← Older revision		Revision as of 10:12, 27 May 2026
Line 170:		Line 170:

	<!--增加评论功能！ -->		<!--增加评论功能！ -->
	<comment-streams />		<comment-streams id="main" />
	[[Category:Product Manual]]		[[Category:Product Manual]]
	[[Category:Raspberry pi]]		[[Category:Raspberry pi]]
	[[Category:Knowledge]]		[[Category:Knowledge]]

Admin: Replace with

2026-05-26T12:06:36Z

Replace <comments/> with <comment-streams />

← Older revision		Revision as of 20:06, 26 May 2026
Line 170:		Line 170:

	<!--增加评论功能！ -->		<!--增加评论功能！ -->
	<~~comments~~ />		<comment-streams />
	[[Category:Product Manual]]		[[Category:Product Manual]]
	[[Category:Raspberry pi]]		[[Category:Raspberry pi]]
	[[Category:Knowledge]]		[[Category:Knowledge]]

Harry at 11:26, 24 April 2026

2026-04-24T11:26:18Z

← Older revision		Revision as of 19:26, 24 April 2026
Line 171:		Line 171:
	<!--增加评论功能！ -->		<!--增加评论功能！ -->
	<comments />		<comments />
			[[Category:Product Manual]]
			[[Category:Raspberry pi]]
			[[Category:Knowledge]]

Harry at 08:09, 2 September 2025

2025-09-02T08:09:19Z

← Older revision		Revision as of 16:09, 2 September 2025
Line 166:		Line 166:
	9. To play the YUV file on Raspberry Pi OS desktop, use FFplay. (Run the following command on local terminal window, Not work if executing the command from SSH).		9. To play the YUV file on Raspberry Pi OS desktop, use FFplay. (Run the following command on local terminal window, Not work if executing the command from SSH).
	ffplay -f rawvideo -video_size 1280x720 -pixel_format bgr24 csitest.yuv		ffplay -f rawvideo -video_size 1280x720 -pixel_format bgr24 csitest.yuv

			'''If you have other tutorials, please leave them in the comments.'''

	<!--增加评论功能！ -->		<!--增加评论功能！ -->
	<comments />		<comments />

Harry at 08:06, 2 September 2025

2025-09-02T08:06:39Z

@@ Line 160: / Line 160: @@
 should now reflect the resolution detected.
-. The chip supports two formats - RGB3(the default) and UYVY. RGB3 is 24bpp, and UYVY is YUV4:2:2 16bpp.
+. Test video recording
-Over the normal 2 CSI-2 lanes the data rate is such that RGB3 can run at a maximum of 1080p30, whilst UYVY will go up to 1080p50. Use the following command to select UYVY, however your application may override that.
+. To play the YUV file on Raspberry Pi OS desktop, use FFplay. (Run the following command on local terminal window, Not work if executing the command from SSH).
- v4l2-ctl -v pixelformat=UYVY
+  ffplay -f rawvideo -video_size 1280x720 -pixel_format bgr24 csitest.yuv
 <!--增加评论功能！ -->
 <comments />

Harry at 08:01, 2 September 2025

2025-09-02T08:01:50Z

← Older revision		Revision as of 16:01, 2 September 2025
Line 18:		Line 18:
	sudo apt-get upgrade		sudo apt-get upgrade

	2. Enable camera module (the camera is enabled by default in Raspberry pi Bullseys OS)		2. Enable camera module (the camera is enabled by default in Raspberry pi '''Bullseys/Bookworm''' OS)
	sudo raspi-config		sudo raspi-config

Harry at 12:20, 1 September 2025

2025-09-01T12:20:08Z

← Older revision		Revision as of 20:20, 1 September 2025
Line 209:		Line 209:
	sudo apt-get install gstreamer1.0-plugins-good		sudo apt-get install gstreamer1.0-plugins-good

	WARNING: erroneous pipeline: no element "h264parse"		If you have the '''WARNING: erroneous pipeline: no element "h264parse"''' error, please run the following command:
	sudo apt-get install gstreamer1.0-plugins-bad		sudo apt-get install gstreamer1.0-plugins-bad

	WARNING: erroneous pipeline: no element "alsasrc"		If you have the '''WARNING: erroneous pipeline: no element "alsasrc"''' error, please run the following command:
	sudo apt-get install gstreamer1.0-alsa		sudo apt-get install gstreamer1.0-alsa

Harry at 12:18, 1 September 2025

2025-09-01T12:18:59Z

← Older revision		Revision as of 20:18, 1 September 2025
Line 205:		Line 205:

	Press CTRL+C to end recording.		Press CTRL+C to end recording.

			If you have the '''WARNING: erroneous pipeline: no element "v4l2src"''' error, please run the following command:
			sudo apt-get install gstreamer1.0-plugins-good

			WARNING: erroneous pipeline: no element "h264parse"
			sudo apt-get install gstreamer1.0-plugins-bad

			WARNING: erroneous pipeline: no element "alsasrc"
			sudo apt-get install gstreamer1.0-alsa

	PS: We recommend that you modify the above '''<span style="color:red;">framerate</span>''' parameter to the actual frame rate of your HDMI signal, the actual frame rate value is from the result of ''''v4l2-ctl --query-dv-timings'''' command.		PS: We recommend that you modify the above '''<span style="color:red;">framerate</span>''' parameter to the actual frame rate of your HDMI signal, the actual frame rate value is from the result of ''''v4l2-ctl --query-dv-timings'''' command.

Harry at 11:07, 1 September 2025

2025-09-01T11:07:25Z

← Older revision		Revision as of 19:07, 1 September 2025
Line 49:		Line 49:
	If all is well you should get a /dev/video0 device, and "v4l2-ctl --list-devices" will tell you that it is provided by Unicam.		If all is well you should get a /dev/video0 device, and "v4l2-ctl --list-devices" will tell you that it is provided by Unicam.
	After connecting all the cables, power on the Raspberry Pi, the C779/C790 indicator light is normally green, and after opening the Raspberry Pi terminal, enter the following command:		After connecting all the cables, power on the Raspberry Pi, the C779/C790 indicator light is normally green, and after opening the Raspberry Pi terminal, enter the following command:
			pi@raspberrypi:~ $ ls /dev/video0
			/dev/video0
	<pre>		<pre>
	pi@~~raspberrypi:~ $ ls /dev/video0~~		pi@geekworm:~ $ v4l2-ctl --list-devices
	~~/dev/video0~~
	~~pi@raspberrypi~~:~ $ v4l2-ctl --list-devices
	bcm2835-codec-decode (platform:bcm2835-codec):		bcm2835-codec-decode (platform:bcm2835-codec):
	/dev/video10		/dev/video10
Line 58:		Line 58:
	/dev/video12		/dev/video12
	/dev/video18		/dev/video18
	/dev/~~media1~~		/dev/video31

	bcm2835-isp (platform:bcm2835-isp):		bcm2835-isp (platform:bcm2835-isp):
Line 65:		Line 65:
	/dev/video15		/dev/video15
	/dev/video16		/dev/video16
			/dev/video20
			/dev/video21
			/dev/video22
			/dev/video23
	/dev/media0		/dev/media0
			/dev/media2

	unicam (platform:fe801000.csi):		unicam (platform:fe801000.csi):
	/dev/video0		/dev/video0
	/dev/~~video1~~		/dev/media4
	/dev/~~media2~~
			rpi-hevc-dec (platform:rpi-hevc-dec):
			/dev/video19
			/dev/media3

			bcm2835-codec (vchiq:bcm2835-codec):
			/dev/media1
	</pre>		</pre>

Harry at 10:47, 1 September 2025

2025-09-01T10:47:36Z

← Older revision		Revision as of 18:47, 1 September 2025
Line 31:		Line 31:
	dtoverlay=tc358743		dtoverlay=tc358743

	Add the line if your ~~shield support~~ audio like C790		Add the line if your CSI module supports audio also like '''C790'''
	dtoverlay=tc358743-audio		dtoverlay=tc358743-audio