NanoPi NEO4 can be booted from either a TF card or an external eMMC module.NanoPi NEO4 has 1GB RAM, an onboard 2.4G wireless module, and rich hardware resources, such as USB3.0, USB2.0, PCIe, GbE, HDMI, MIPI-CSI, eMMC socket, SPI, GPIO, I2C, PWM, RTC, UART, etc.These features make it a good platform for rapid product prototyping and various applications. Its PCB size is only 60 x 45 mm and has rich hardware resources. The NanoPi NEO4 is a RK3399 SoC based ARM board.21.2.1 Lubuntu/Android8/FriendlyDesktop：.15.1.2 Flash Image to eMMC with eflasher and SD card.14.9 Make Bootable SD Card for Mass Production.14.8 Compile U-boot v2017.09 for Friendl圜ore-focal.14.7 Compile U-boot v2014.10 for Friendl圜ore/FriendlyDesktop/Lubuntu/EFlasher.

14.6 Compile Friendl圜ore/FriendlyDesktop/Lubuntu/EFlasher Kernel Source Code.

12.14 Work with USB Camera to Take Pictures and Record Video.

12.11 Adjust the volume of the recording.

12.7 HDMI resolution and overscan setting.

12.5 Android Neural Networks SDK Sample.

12.2 Use dual MIPI camera preview and video.

12.1 Connect MIPI Camera to NanoPi-NEO4.

9.3 Using ffmpeg (video hardware decoding).

9.1.5 Camera application tutorial: Push video stream.

9.1.3 gst-launch-1.0 parameter description.

9.1 Using Camera on Linux (MIPI Camera OV13850 & OV4689, and webcam logitect C920).

9 Features applicable to FriendlyDesktop and Friendl圜ore.

8.15 Mpv hardware decoding video player.

8.13 Select the system default audio device.

7.20 Login to the desktop as the root user.

7.19 Start the program automatically at startup.

7.16 Screen saver and auto sleep related settings.

7.14 Play RTSP video stream (or IP Camera).

7.13.5 Temporary switching during playback.

7.13.3 Set hdmi as the default output device.

7.13.2 Set headphone jack as the default output device.

7.13.1 View the current default output device.7.13 Switch audio default output device.7.7.1 Play with Qt Player with Hardware Decoding.

7.4.1 Query which resolutions the display supports.6.18.1 Query which resolutions the display supports.6.14.3 Testing Docker: Installing Nextcloud with docker.6.13 Setup Chinese language and Input method.6.11 Start the program automatically at startup(For example Kodi).6.6.3 Setup x11vnc server with systemd auto start up.6.6 Install x11vnc Server on Debian for Remote Access.

Install ffmpeg ubuntu 12.02