C++ (Cpp) xinerama_is_active Examples

Example #1

File: xshm-input.c Project: ArnoldSchiller/obs-studio

/**
 * Create the capture
 */
static void *xshm_create(obs_data_t settings, obs_source_t source)
{
	UNUSED_PARAMETER(source);

	struct xshm_data *data = bzalloc(sizeof(struct xshm_data));

	data->dpy = XOpenDisplay(NULL);
	if (!data->dpy) {
		blog(LOG_ERROR, "xshm-input: Unable to open X display !");
		goto fail;
	}

	if (!XShmQueryExtension(data->dpy)) {
		blog(LOG_ERROR, "xshm-input: XShm extension not found !");
		goto fail;
	}

	data->use_xinerama = xinerama_is_active(data->dpy) ? true : false;

	obs_enter_graphics();
	data->cursor = xcursor_init(data->dpy);
	obs_leave_graphics();

	xshm_update(data, settings);

	return data;
fail:
	xshm_destroy(data);
	return NULL;
}

Example #2

File: xshm-input.c Project: ScottMichaud/obs-studio

/**
 * The x server was changed
 */
static bool xshm_server_changed(obs_properties_t *props,
		obs_property_t *p, obs_data_t *settings)
{
	UNUSED_PARAMETER(p);

	bool advanced           = obs_data_get_bool(settings, "advanced");
	int_fast32_t old_screen = obs_data_get_int(settings, "screen");
	const char *server      = obs_data_get_string(settings, "server");
	obs_property_t *screens = obs_properties_get(props, "screen");

	/* we want a real NULL here in case there is no string here */
	server = (advanced && *server) ? server : NULL;

	obs_property_list_clear(screens);

	Display *dpy = XOpenDisplay(server);
	if (!dpy) {
		obs_property_set_enabled(screens, false);
		return true;
	}

	struct dstr screen_info;
	dstr_init(&screen_info);
	bool xinerama = xinerama_is_active(dpy);
	int_fast32_t count = (xinerama) ?
			xinerama_screen_count(dpy) : XScreenCount(dpy);

	for (int_fast32_t i = 0; i < count; ++i) {
		int_fast32_t x, y, w, h;
		x = y = w = h = 0;

		if (xinerama)
			xinerama_screen_geo(dpy, i, &x, &y, &w, &h);
		else
			x11_screen_geo(dpy, i, &w, &h);

		dstr_printf(&screen_info, "Screen %"PRIuFAST32" (%"PRIuFAST32
				"x%"PRIuFAST32" @ %"PRIuFAST32
				",%"PRIuFAST32")", i, w, h, x, y);

		obs_property_list_add_int(screens, screen_info.array, i);
	}

	/* handle missing screen */
	if (old_screen + 1 > count) {
		dstr_printf(&screen_info, "Screen %"PRIuFAST32" (not found)",
				old_screen);
		size_t index = obs_property_list_add_int(screens,
				screen_info.array, old_screen);
		obs_property_list_item_disable(screens, index, true);

	}

	dstr_free(&screen_info);

	XCloseDisplay(dpy);
	obs_property_set_enabled(screens, true);

	return true;
}

Example #3

File: xshm-input.c Project: ArnoldSchiller/obs-studio

/**
 * Get the properties for the capture
 */
static obs_properties_t xshm_properties(void)
{
	obs_properties_t props = obs_properties_create();
	int_fast32_t screen_max;

	Display *dpy = XOpenDisplay(NULL);
	screen_max = xinerama_is_active(dpy)
		? xinerama_screen_count(dpy)
		: XScreenCount(dpy);
	screen_max = (screen_max) ? screen_max - 1 : 0;
	XCloseDisplay(dpy);

	obs_properties_add_int(props, "screen",
			obs_module_text("Screen"), 0, screen_max, 1);
	obs_properties_add_bool(props, "show_cursor",
			obs_module_text("CaptureCursor"));

	return props;
}

Example #4

File: xshm-input.c Project: ScottMichaud/obs-studio

/**
 * Start the capture
 */
static void xshm_capture_start(struct xshm_data *data)
{
	const char *server = (data->advanced && *data->server)
			? data->server : NULL;

	data->dpy = XOpenDisplay(server);
	if (!data->dpy) {
		blog(LOG_ERROR, "Unable to open X display !");
		goto fail;
	}

	if (!XShmQueryExtension(data->dpy)) {
		blog(LOG_ERROR, "XShm extension not found !");
		goto fail;
	}

	data->use_xinerama = xinerama_is_active(data->dpy) ? true : false;

	if (xshm_update_geometry(data) < 0) {
		blog(LOG_ERROR, "failed to update geometry !");
		goto fail;
	}

	data->xshm = xshm_attach(data->dpy, data->screen,
		data->width, data->height);
	if (!data->xshm) {
		blog(LOG_ERROR, "failed to attach shm !");
		goto fail;
	}

	obs_enter_graphics();

	data->cursor = xcursor_init(data->dpy);
	xcursor_offset(data->cursor, data->x_org, data->y_org);
	xshm_resize_texture(data);

	obs_leave_graphics();

	return;
fail:
	xshm_capture_stop(data);
}

Example #5

File: xshm-input.c Project: AlexNe/obs-studio

/**
 * Start the capture
 */
static void xshm_capture_start(struct xshm_data *data)
{
	const char *server = (data->advanced && *data->server)
			? data->server : NULL;

	data->xcb = xcb_connect(server, NULL);
	if (!data->xcb || xcb_connection_has_error(data->xcb)) {
		blog(LOG_ERROR, "Unable to open X display !");
		goto fail;
	}

	if (!xshm_check_extensions(data->xcb))
		goto fail;

	data->use_xinerama = xinerama_is_active(data->xcb) ? true : false;

	if (xshm_update_geometry(data) < 0) {
		blog(LOG_ERROR, "failed to update geometry !");
		goto fail;
	}

	data->xshm = xshm_xcb_attach(data->xcb, data->width, data->height);
	if (!data->xshm) {
		blog(LOG_ERROR, "failed to attach shm !");
		goto fail;
	}

	data->cursor = xcb_xcursor_init(data->xcb);
	xcb_xcursor_offset(data->cursor, data->x_org, data->y_org);

	obs_enter_graphics();

	xshm_resize_texture(data);

	obs_leave_graphics();

	return;
fail:
	xshm_capture_stop(data);
}