GdkPixbuf *preview_theme(const gchar *name, const gchar *titlelayout,
RrFont *active_window_font,
RrFont *inactive_window_font,
RrFont *menu_title_font,
RrFont *menu_item_font,
RrFont *osd_active_font,
RrFont *osd_inactive_font)
{
GdkPixbuf *preview;
GdkPixbuf *menu;
GdkPixbuf *window;
gint window_w;
gint menu_w;
gint w, h;
RrTheme *theme = RrThemeNew(rrinst, name, FALSE,
active_window_font, inactive_window_font,
menu_title_font, menu_item_font,
osd_active_font, osd_inactive_font);
if (!theme)
return NULL;
menu = preview_menu(theme);
window_w = theme_window_min_width(theme, titlelayout);
menu_w = gdk_pixbuf_get_width(menu);
h = gdk_pixbuf_get_height(menu);
w = MAX(window_w, menu_w) + 20;
/* we don't want windows disappearing on us */
if (!window_w) window_w = menu_w;
preview = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8,
w, h + 2*(theme->title_height +5) + 1);
gdk_pixbuf_fill(preview, 0); /* clear */
window = preview_window(theme, titlelayout, FALSE, window_w, h);
gdk_pixbuf_copy_area(window, 0, 0, window_w, h, preview, 20, 0);
g_object_unref(window);
window = preview_window(theme, titlelayout, TRUE, window_w, h);
gdk_pixbuf_copy_area(window, 0, 0, window_w, h,
preview, 10, theme->title_height + 5);
g_object_unref(window);
gdk_pixbuf_copy_area(menu, 0, 0, menu_w, h,
preview, 0, 2 * (theme->title_height + 5));
g_object_unref(menu);
RrThemeFree(theme);
return preview;
}
void
ghb_preview_init(signal_user_data_t *ud)
{
GtkWidget *widget;
ud->preview = g_malloc0(sizeof(preview_t));
ud->preview->view = GHB_WIDGET(ud->builder, "preview_image");
gtk_widget_realize(ud->preview->view);
ud->preview->pause = TRUE;
ud->preview->encode_frame = -1;
ud->preview->live_id = -1;
widget = GHB_WIDGET(ud->builder, "preview_button_image");
gtk_widget_get_size_request(widget, &ud->preview->button_width, &ud->preview->button_height);
widget = GHB_WIDGET(ud->builder, "preview_hud");
gtk_widget_realize(widget);
// Use a native window for the HUD. Client side windows don't get
// updated properly as video changes benieth them.
// This also seems to be required to make the preview hud visible
// on win32. otherwise it is transparent for some reason.
if (!gdk_window_ensure_native(gtk_widget_get_window(widget)))
{
g_message("Couldn't create native window for HUD.");
}
#if defined(_ENABLE_GST)
GstBus *bus;
GstElement *xover;
if (!gdk_window_ensure_native(preview_window(ud->preview->view)))
{
g_message("Couldn't create native window for GstXOverlay. Disabling live preview.");
GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
gtk_widget_hide (widget);
widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
gtk_widget_hide (widget);
return;
}
#if !defined(_WIN32)
ud->preview->xid = GDK_WINDOW_XID(preview_window(ud->preview->view));
#else
ud->preview->xid = GDK_WINDOW_HWND(preview_window(ud->preview->view));
#endif
ud->preview->play = gst_element_factory_make("playbin", "play");
xover = gst_element_factory_make("gconfvideosink", "xover");
if (xover == NULL)
{
xover = gst_element_factory_make("xvimagesink", "xover");
}
if (xover == NULL)
{
xover = gst_element_factory_make("ximagesink", "xover");
}
if (xover == NULL)
{
xover = gst_element_factory_make("autovideosink", "xover");
}
if (ud->preview->play == NULL || xover == NULL)
{
g_message("Couldn't initialize gstreamer. Disabling live preview.");
GtkWidget *widget = GHB_WIDGET(ud->builder, "live_preview_box");
gtk_widget_hide (widget);
widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
gtk_widget_hide (widget);
return;
}
else
{
g_object_set(G_OBJECT(ud->preview->play), "video-sink", xover, NULL);
g_object_set(ud->preview->play, "subtitle-font-desc",
"sans bold 20", NULL);
bus = gst_pipeline_get_bus(GST_PIPELINE(ud->preview->play));
gst_bus_add_watch(bus, live_preview_cb, ud);
#if GST_CHECK_VERSION(1, 0, 0)
gst_bus_set_sync_handler(bus, create_window, ud->preview, NULL);
#else
gst_bus_set_sync_handler(bus, create_window, ud->preview);
#endif
gst_object_unref(bus);
ud->preview->live_enabled = 1;
}
#else
widget = GHB_WIDGET(ud->builder, "live_preview_box");
gtk_widget_hide (widget);
widget = GHB_WIDGET(ud->builder, "live_preview_duration_box");
gtk_widget_hide (widget);
#endif
}