To resume normal operation press shortly the Power On button SW5.ĬPU frequency can be changed by using one of the following methods:Įxecute the following command to change the scaling governor:Įcho performance > /sys/devices/system/cpu/cpufreq/policy0/scaling_governor The following command should be used to enter suspend mode: MCM-iMX8M-Mini features suspend mode, which allows to minimize power consumption. Gst-launch-1.0 udpsrc port= 1234 ! jpegdec ! autovideosink The following command should be executed on host PC (Linux) to receive the video stream: Gst-launch-1.0 v4l2src device=/dev/video0 ! video/x-raw, width=640, height=480 ! jpegenc ! udpsink host= 127.0.0.1 port= 1234ġ27.0.0.1 is the IP address of the host PC, and 1234 is the host PC port. The following command should be executed on MCM-iMX8M-Mini to start video streaming: Where 1.mov is name and extension of the file. Gst-launch-1.0 -v v4l2src ! vpuenc_h264 ! filesink location=1.mov The following command should be used to start video capturing: Before starting video capturing, please, ensure that camera is connected to the board. MCM-iMX8M-Mini features 1080p60 H.264, VP8 video encoding. Where 1.mov is name and extension of the video file. Gst-launch-1.0 -v filesrc location=1.mov ! h264parse ! avdec_h264 ! autovideosink The following command should be used to start video playback: Before starting video playback, please, ensure that the display is connected to the board. MCM-iMX8M-Mini features 1080p60 H.264, VP8 video decoding capabilities. The operation below requires root access. Here are some useful Gstreamer features:Įxecute the following command to check all the source options:Įxecute the following command to check all the sink options: Yocto Linux uses Gstreamer as a default multimedia framework. Wpa_supplicant -B -i wlan0 -c /etc/wpa_nf -D nl80211 The file should have the following content:Įxecute the following commands to connect to the network: To start using Wi-Fi add your network credentials into the following file:Īdd the network name into ssid field, password into psk field and key into the key_mgmt field (if your network uses key management). Before working with Wi-Fi, please, ensure that Wi-Fi antenna is connected. The MCM-iMX8M-Mini evaluation board features 802.11ac WiFi interface (Broadcom BCM43353 chipset). The operations below requires root access.
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