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products:sbc:vim-5:applications:hdmi-input-5.4

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products:sbc:vim-5:applications:hdmi-input-5.4 [2026/09/14 06:20]
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-====== VIM4 HDMI Input for 5.4 Kernel ====== 
- 
-===== Introduction ===== 
- 
-This documentation will introduce the usage of HDMI Input. 
- 
-<WRAP important > 
-This documentation is only for Linux system. 
-</WRAP> 
- 
-===== Preparation ===== 
- 
-<WRAP important > 
-HDMI input preview can only work under framebuffer console, so you need to use the server image, you can install via OOWOW. 
-</WRAP> 
- 
-<WRAP important > 
-You must connect your VIM4 to a workablbe HDMI screen or the HDMI IN will not working. 
-</WRAP> 
- 
-<WRAP tip > 
-If you use the desktop image, you need to switch to the framebuffer console. 
-</WRAP> 
- 
-```shell 
-sudo chvt 3 
-echo 1 | sudo tee /sys/class/graphics/fb0/blank 
-echo 0 | sudo tee /sys/class/graphics/fb0/blank 
-``` 
- 
-<WRAP tip > 
-If you want to go back to the desktop ''sudo chvt 2'' 
-</WRAP> 
- 
- 
-===== Install HDMI Input Demo ===== 
- 
-```shell 
-sudo apt update 
-sudo apt install libgrpc++1 libboost-system1.74.0 
-wget https://github.com/numbqq/hdmiin-demo-debs-aml/raw/5.4/jammy/arm64/hdmiin-demo_0.5-202211_arm64.deb 
-sudo dpkg -i hdmiin-demo_0.5-202211_arm64.deb 
-``` 
- 
-===== Test ===== 
- 
-  * Connect your VIM4 HDMI Out to an HDMI Display 
-  * Connect your HDMI OUT cable to VIM4 HDMI IN port 
-  * Execute the HDMI Input demo command ''sudo hdmiin-demo'' 
- 
-If everything is OK you will see the HDMI Input source on your display. 
- 
-===== Known Issues ===== 
-