static void
global_handler(struct display *display, uint32_t name,
const char *interface, uint32_t version, void *data)
{
struct box *box = data;
if (strcmp(interface, "wl_scaler") == 0) {
box->scaler_version = version < 2 ? version : 2;
box->scaler = display_bind(display, name,
&wl_scaler_interface,
box->scaler_version);
box->viewport = wl_scaler_get_viewport(box->scaler,
widget_get_wl_surface(box->widget));
set_my_viewport(box);
}
}
static GstWlWindow *
gst_wl_window_new_internal (GstWlDisplay * display, struct wl_surface *surface)
{
GstWlWindow *window;
struct wl_region *region;
g_return_val_if_fail (surface != NULL, NULL);
window = g_object_new (GST_TYPE_WL_WINDOW, NULL);
window->display = g_object_ref (display);
window->surface = surface;
/* make sure the surface runs on our local queue */
wl_proxy_set_queue ((struct wl_proxy *) surface, display->queue);
window->viewport = wl_scaler_get_viewport (display->scaler, window->surface);
/* do not accept input */
region = wl_compositor_create_region (display->compositor);
wl_surface_set_input_region (surface, region);
wl_region_destroy (region);
return window;
}
static gboolean
gst_mfx_window_wayland_create (GstMfxWindow * window,
guint * width, guint * height)
{
GstMfxWindowWaylandPrivate *const priv =
GST_MFX_WINDOW_WAYLAND_GET_PRIVATE (window);
GstMfxDisplayWaylandPrivate *const priv_display =
GST_MFX_DISPLAY_WAYLAND_GET_PRIVATE (GST_MFX_WINDOW_DISPLAY (window));
struct wl_display *const wl_display =
GST_MFX_DISPLAY_HANDLE (GST_MFX_WINDOW_DISPLAY (window));
GError *err = NULL;
GST_DEBUG ("create window, size %ux%u", *width, *height);
g_return_val_if_fail (priv_display->compositor != NULL, FALSE);
g_return_val_if_fail (priv_display->shell != NULL, FALSE);
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
priv->event_queue = wl_display_create_queue (wl_display);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
if (!priv->event_queue)
return FALSE;
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
priv->surface = wl_compositor_create_surface (priv_display->compositor);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
if (!priv->surface)
return FALSE;
wl_proxy_set_queue ((struct wl_proxy *) priv->surface, priv->event_queue);
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
priv->shell_surface =
wl_shell_get_shell_surface (priv_display->shell, priv->surface);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
if (!priv->shell_surface)
return FALSE;
wl_proxy_set_queue ((struct wl_proxy *) priv->shell_surface,
priv->event_queue);
wl_shell_surface_add_listener (priv->shell_surface,
&shell_surface_listener, window);
wl_shell_surface_set_toplevel (priv->shell_surface);
#ifdef USE_WESTON_4_0
if (priv_display->viewporter) {
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
priv->wp_viewport =
wp_viewporter_get_viewport (priv_display->viewporter, priv->surface);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
}
#else
if (priv_display->scaler) {
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
priv->viewport =
wl_scaler_get_viewport (priv_display->scaler, priv->surface);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
}
#endif
priv->poll = gst_poll_new (TRUE);
gst_poll_fd_init (&priv->pollfd);
if (priv->fullscreen_on_show)
gst_mfx_window_wayland_set_fullscreen (window, TRUE);
#ifdef USE_EGL
if (gst_mfx_display_has_opengl (GST_MFX_WINDOW_DISPLAY (window))) {
priv->egl_window = wl_egl_window_create (priv->surface, *width, *height);
if (!priv->egl_window)
return FALSE;
GST_MFX_WINDOW_ID (window) = GPOINTER_TO_INT(priv->egl_window);
}
#endif
priv->thread = g_thread_try_new ("wayland-thread",
gst_mfx_window_wayland_thread_run,
window,
&err);
if (err)
return FALSE;
priv->is_shown = TRUE;
return TRUE;
}
static struct window *
create_window(struct display *display, int width, int height,
enum wl_output_transform transform, int scale,
enum window_flags flags)
{
struct window *window;
if (display->compositor_version < 2 &&
(transform != WL_OUTPUT_TRANSFORM_NORMAL ||
flags & WINDOW_FLAG_ROTATING_TRANSFORM)) {
fprintf(stderr, "wl_surface.buffer_transform unsupported in "
"wl_surface version %d\n",
display->compositor_version);
exit(1);
}
if (display->compositor_version < 3 &&
(! (flags & WINDOW_FLAG_USE_VIEWPORT)) && scale != 1) {
fprintf(stderr, "wl_surface.buffer_scale unsupported in "
"wl_surface version %d\n",
display->compositor_version);
exit(1);
}
if (display->scaler == NULL && (flags & WINDOW_FLAG_USE_VIEWPORT)) {
fprintf(stderr, "Compositor does not support wl_viewport");
exit(1);
}
window = calloc(1, sizeof *window);
if (!window)
return NULL;
window->callback = NULL;
window->display = display;
window->width = width;
window->height = height;
window->border = 10;
window->flags = flags;
window->transform = transform;
window->scale = scale;
window_init_game(window);
window->surface = wl_compositor_create_surface(display->compositor);
if (window->flags & WINDOW_FLAG_USE_VIEWPORT)
window->viewport = wl_scaler_get_viewport(display->scaler,
window->surface);
if (display->shell) {
window->xdg_surface =
xdg_shell_get_xdg_surface(display->shell,
window->surface);
assert(window->xdg_surface);
xdg_surface_add_listener(window->xdg_surface,
&xdg_surface_listener, window);
xdg_surface_set_title(window->xdg_surface, "simple-damage");
} else if (display->fshell) {
_wl_fullscreen_shell_present_surface(display->fshell,
window->surface,
_WL_FULLSCREEN_SHELL_PRESENT_METHOD_DEFAULT,
NULL);
} else {
assert(0);
}
/* Initialise damage to full surface, so the padding gets painted */
wl_surface_damage(window->surface, 0, 0, INT32_MAX, INT32_MAX);
return window;
}
static GstWlWindow *
gst_wl_window_new_internal (GstWlDisplay * display)
{
GstWlWindow *window;
GstVideoInfo info;
GstBuffer *buf;
GstMapInfo mapinfo;
struct wl_buffer *wlbuf;
GstWlBuffer *gwlbuf;
struct wl_region *region;
window = g_object_new (GST_TYPE_WL_WINDOW, NULL);
window->display = g_object_ref (display);
window->area_surface = wl_compositor_create_surface (display->compositor);
window->video_surface = wl_compositor_create_surface (display->compositor);
wl_proxy_set_queue ((struct wl_proxy *) window->area_surface, display->queue);
wl_proxy_set_queue ((struct wl_proxy *) window->video_surface,
display->queue);
/* embed video_surface in area_surface */
window->video_subsurface =
wl_subcompositor_get_subsurface (display->subcompositor,
window->video_surface, window->area_surface);
wl_subsurface_set_desync (window->video_subsurface);
window->area_viewport = wl_scaler_get_viewport (display->scaler,
window->area_surface);
window->video_viewport = wl_scaler_get_viewport (display->scaler,
window->video_surface);
/* draw the area_subsurface */
gst_video_info_set_format (&info,
/* we want WL_SHM_FORMAT_XRGB8888 */
#if G_BYTE_ORDER == G_BIG_ENDIAN
GST_VIDEO_FORMAT_xRGB,
#else
GST_VIDEO_FORMAT_BGRx,
#endif
1, 1);
buf = gst_buffer_new_allocate (gst_wl_shm_allocator_get (), info.size, NULL);
gst_buffer_map (buf, &mapinfo, GST_MAP_WRITE);
*((guint32 *) mapinfo.data) = 0; /* paint it black */
gst_buffer_unmap (buf, &mapinfo);
wlbuf =
gst_wl_shm_memory_construct_wl_buffer (gst_buffer_peek_memory (buf, 0),
display, &info);
gwlbuf = gst_buffer_add_wl_buffer (buf, wlbuf, display);
gst_wl_buffer_attach (gwlbuf, window->area_surface);
/* at this point, the GstWlBuffer keeps the buffer
* alive and will free it on wl_buffer::release */
gst_buffer_unref (buf);
/* do not accept input */
region = wl_compositor_create_region (display->compositor);
wl_surface_set_input_region (window->area_surface, region);
wl_region_destroy (region);
region = wl_compositor_create_region (display->compositor);
wl_surface_set_input_region (window->video_surface, region);
wl_region_destroy (region);
return window;
}
