#!/usr/bin/env python3
import time
import sys
import gi

gi.require_version("Gst", "1.0")

from gi.repository import Gst


def main():

    Gst.init(sys.argv)  # init gstreamer
    Gst.debug_set_default_threshold(Gst.DebugLevel.WARNING)

    serial = None

    pipeline = Gst.parse_launch("tcambin name=bin"
                                " ! video/x-raw,format=BGRx,width=1920,height=1080,framerate=1/1"
                                " ! videoconvert"
                                " ! avimux"
                                " ! filesink name=fsink")

    # serial is defined, thus make the source open that device
    if serial is not None:
        camera = pipeline.get_by_name("bin")
        camera.set_property("serial", serial)

        names = camera.get_tcam_property_names()

        for name in property_names:
            try:
                base = self.source.get_tcam_property(name)
                print("{}\t{}".format(base.get_display_name(), name))
            except Exception as error:
                raise RuntimeError(f"Failed to get property '{name}'") from error

    file_location = "/root/recordings/test-sdr-" + str(int(time.time())) + ".avi"

    fsink = pipeline.get_by_name("fsink")
    fsink.set_property("location", file_location)

    pipeline.set_state(Gst.State.PLAYING)

    print("recording 5 secs..")

    time.sleep(5)
    print("stop recording")