Docker command breakdown

Full Intel® Tiber™ Broadcast Suite pipeline command consists of docker run [docker_parameters] video_production_image [broadcast_suite_parameters]. This document describes a docker-related part of command - all [docker_parameters] switches until the name of the image, called video_production_image.

Information about the [broadcast_suite_parameters] part of the command may be found, depending on the plugin, under:

• FFmpeg Media Communications Mesh Muxer Parameters Table

• Media Transport Library

• FFmpeg Intel® JPEG XS Parameters Table

• Raisr FFmpeg Filter Plugin Parameters Table

Command example

Note: The example below is based on ../pipelines/jpeg_xs_rx.sh. Some of the pipelines may require a different number of parameters in order to run.

docker run -it \
   --user root\
   --privileged \
   --device=/dev/vfio:/dev/vfio \
   --device=/dev/dri:/dev/dri \
   --cap-add ALL \
   -v "$(pwd)":/videos \
   -v /usr/lib/x86_64-linux-gnu/dri:/usr/local/lib/x86_64-linux-gnu/dri/ \
   -v /tmp/kahawai_lcore.lock:/tmp/kahawai_lcore.lock \
   -v /var/run/imtl:/var/run/imtl \
   -v /dev/null:/dev/null \
   -v /tmp/hugepages:/tmp/hugepages \
   -v /hugepages:/hugepages \
   --network=my_net_801f0 \
   --ip=192.168.2.2 \
   --expose=20000-20170 \
   --ipc=host -v /dev/shm:/dev/shm \
   video_production_image  [broadcast_suite_parameters]

Docker parameters breakdown

• -it: Runs the container in interactive mode with a TTY for interaction.

• --user root: Sets the user inside the container to root.

• --privileged: Grants the container full access to the host system.

• --device=/dev/vfio:/dev/vfio: Mounts the host’s /dev/vfio directory inside the container.

• --device=/dev/dri:/dev/dri: Mounts the host’s /dev/dri directory inside the container.

• --cap-add ALL: Gives the container all capabilities, similar to root access.

• -v "$(pwd)":/videos: Binds the current working directory on the host to /videos inside the container.

• -v /usr/lib/x86_64-linux-gnu/dri:/usr/local/lib/x86_64-linux-gnu/dri/: Mounts the host’s DRI drivers into the container.

• -v /tmp/kahawai_lcore.lock:/tmp/kahawai_lcore.lock: Shares a lock file between the host and the container.

• -v /var/run/imtl:/var/run/imtl: Shares a mtl manager socket between the host and the container.

• -v /dev/null:/dev/null: Makes /dev/null available inside the container.

• -v /tmp/hugepages:/tmp/hugepages: Shares the hugepages directory for memory management optimizations.

• -v /hugepages:/hugepages: Shares another hugepages directory.

• --network=my_net_801f0: Connects the container to the my_net_801f0 network.

• --ip=192.168.2.2: Assigns the IP address 192.168.2.2 to the container.

• --expose=20000-20170: Exposes a range of ports for the container.

• --ipc=host -v /dev/shm:/dev/shm: Shares the host’s IPC namespace and mounts the shared memory directory.

• --cpuset-cpus=20-40: Limits the container to specific CPUs on the host machine.

• video_production_image: Specifies the Docker image to be used for the container.