C++ (Cpp) v4l2_get_udev_signalhandler Examples

Example #1

File: v4l2-input.c Project: kmoore134/obs-studio

static void *v4l2_create(obs_data_t *settings, obs_source_t *source)
{
	struct v4l2_data *data = bzalloc(sizeof(struct v4l2_data));
	data->dev = -1;
	data->source = source;

	/* Bitch about build problems ... */
#ifndef V4L2_CAP_DEVICE_CAPS
	blog(LOG_WARNING, "Plugin built without device caps support!");
#endif
#ifndef VIDIOC_ENUM_DV_TIMINGS
	blog(LOG_WARNING, "Plugin built without dv-timing support!");
#endif

	v4l2_update(data, settings);

#if HAVE_UDEV
	v4l2_init_udev();
	signal_handler_t *sh = v4l2_get_udev_signalhandler();

	signal_handler_connect(sh, "device_added", &device_added, data);
	signal_handler_connect(sh, "device_removed", &device_removed, data);
#endif

	return data;
}

Example #2

File: v4l2-input.c Project: Bl00drav3n/obs-studio

static void v4l2_destroy(void *vptr)
{
	V4L2_DATA(vptr);

	if (!data)
		return;

	v4l2_terminate(data);

	if (data->device_id)
		bfree(data->device_id);

#if HAVE_UDEV
	signal_handler_t *sh = v4l2_get_udev_signalhandler();

	signal_handler_disconnect(sh, "device_added", device_added, data);
	signal_handler_disconnect(sh, "device_removed", device_removed, data);

	v4l2_unref_udev();
#endif

	bfree(data);
}