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|
{ pkgs, ... }:
let
test-output-filename = "snapshot.jpeg";
in
{
name = "ustreamer-vmtest";
nodes = {
client =
{ ... }:
{
environment.systemPackages = [ pkgs.curl ];
};
camera =
{ config, ... }:
let
configFile = pkgs.writeText "akvcam-configFile" ''
[Cameras]
cameras/size = 2
cameras/1/type = output
cameras/1/mode = mmap, userptr, rw
cameras/1/description = Virtual Camera (output device)
cameras/1/formats = 2
cameras/1/videonr = 7
cameras/2/type = capture
cameras/2/mode = mmap, rw
cameras/2/description = Virtual Camera
cameras/2/formats = 1, 2
cameras/2/videonr = 9
[Connections]
connections/size = 1
connections/1/connection = 1:2
[Formats]
formats/size = 2
formats/1/format = YUY2
formats/1/width = 640
formats/1/height = 480
formats/1/fps = 30
formats/2/format = RGB24, YUY2
formats/2/width = 640
formats/2/height = 480
formats/2/fps = 20/1, 15/2
'';
test-stream-name = "test_stream.jpeg";
test-ustreamer-python =
pkgs.writers.writePython3Bin "test-ustreamer-python"
{
libraries = [ pkgs.python3Packages.ustreamer ];
}
''
import ustreamer
with ustreamer.Memsink("${test-stream-name}") as sink:
frame = sink.wait_frame()
with open("${test-output-filename}", "wb") as file:
file.write(frame["data"])
'';
in
{
services.ustreamer = {
enable = true;
device = "/dev/video9";
extraArgs = [
"--device-timeout=8"
"--sink=${test-stream-name}"
];
};
environment.systemPackages = [
test-ustreamer-python
];
networking.firewall.allowedTCPPorts = [ 8080 ];
boot.extraModulePackages = [ config.boot.kernelPackages.akvcam ];
boot.kernelModules = [ "akvcam" ];
boot.extraModprobeConfig = ''
options akvcam config_file=${configFile}
'';
};
};
testScript = ''
start_all()
camera.wait_for_unit("ustreamer.service")
camera.wait_for_open_port(8080)
client.wait_for_unit("multi-user.target")
client.succeed("curl http://camera:8080")
camera.succeed("test-ustreamer-python")
camera.wait_for_file('${test-output-filename}')
'';
}
|
