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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 03:19:40 +00:00
[281/906] Make cube example work on x11. Finish TODO task 9.
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parent
c8c7f8733b
commit
1fbc72393c
4 changed files with 84 additions and 24 deletions
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@ -1363,8 +1363,8 @@ void gst_gl_display_on_draw(GstGLDisplay* display)
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display->clientDrawCallback (display->redisplay_texture,
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display->redisplay_texture_width, display->redisplay_texture_height);
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if (doRedisplay)
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gst_gl_window_draw (display->gl_window);
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if (doRedisplay && display->gl_window)
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gst_gl_window_draw_unlocked (display->gl_window);
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}
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//default opengl scene
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else
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@ -71,6 +71,7 @@ void gst_gl_window_set_draw_callback (GstGLWindow *window, GstGLWindowCB callbac
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void gst_gl_window_set_resize_callback (GstGLWindow *window, GstGLWindowCB2 callback, gpointer data);
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void gst_gl_window_set_close_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data);
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void gst_gl_window_draw_unlocked (GstGLWindow *window);
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void gst_gl_window_draw (GstGLWindow *window);
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void gst_gl_window_run_loop (GstGLWindow *window);
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void gst_gl_window_quit_loop (GstGLWindow *window, GstGLWindowCB callback, gpointer data);
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@ -1,4 +1,4 @@
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/*
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/*
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* GStreamer
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* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
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*
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@ -190,7 +190,7 @@ gst_gl_window_new (gint width, gint height)
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g_debug ("gl window created: %d\n", priv->internal_win_id);
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//device is set in the window_proc
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//device is set in the window_proc
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g_assert (priv->device);
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ShowCursor (TRUE);
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@ -204,7 +204,7 @@ gst_gl_window_error_quark (void)
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return g_quark_from_static_string ("gst-gl-window-error");
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}
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void
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void
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gst_gl_window_set_external_window_id (GstGLWindow *window, guint64 id)
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{
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GstGLWindowPrivate *priv = window->priv;
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@ -215,9 +215,9 @@ gst_gl_window_set_external_window_id (GstGLWindow *window, guint64 id)
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SetProp ((HWND)id, "gl_window_id", priv->internal_win_id);
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SetProp ((HWND)id, "gl_window_parent_proc", (WNDPROC) window_parent_proc);
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SetWindowLongPtr ((HWND)id, GWL_WNDPROC, (DWORD) (guint64) sub_class_proc);
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SetWindowLongPtr (priv->internal_win_id, GWL_STYLE, WS_CHILD | WS_MAXIMIZE);
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SetParent (priv->internal_win_id, (HWND)id);
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SetParent (priv->internal_win_id, (HWND)id);
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//take changes into account: SWP_FRAMECHANGED
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GetClientRect ((HWND)id, &rect);
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@ -226,7 +226,7 @@ gst_gl_window_set_external_window_id (GstGLWindow *window, guint64 id)
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MoveWindow (priv->internal_win_id, rect.left, rect.top, rect.right, rect.bottom, FALSE);
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}
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void
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void
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gst_gl_window_set_external_gl_context (GstGLWindow *window, guint64 context)
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{
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g_warning ("gst_gl_window_set_external_gl_context: not implemented\n");
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@ -237,7 +237,7 @@ void
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gst_gl_window_set_draw_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data)
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{
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GstGLWindowPrivate *priv = window->priv;
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priv->draw_cb = callback;
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priv->draw_data = data;
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}
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@ -262,6 +262,12 @@ gst_gl_window_set_close_callback (GstGLWindow *window, GstGLWindowCB callback, g
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priv->close_data = data;
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}
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void
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gst_gl_window_draw_unlocked (GstGLWindow *window)
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{
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gst_gl_window_draw (window);
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}
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/* Thread safe */
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void
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gst_gl_window_draw (GstGLWindow *window)
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@ -289,7 +295,7 @@ gst_gl_window_run_loop (GstGLWindow *window)
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g_debug ("begin loop\n");
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while (running && (bRet = GetMessage (&msg, NULL, 0, 0)) != 0)
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{
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{
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if (bRet == -1)
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{
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g_error ("Failed to get message %x\r\n", GetLastError());
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@ -297,8 +303,8 @@ gst_gl_window_run_loop (GstGLWindow *window)
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}
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else
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{
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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}
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@ -370,7 +376,7 @@ gst_gl_window_set_pixel_format (GstGLWindow *window)
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pfd.cColorBits = (BYTE) GetDeviceCaps (priv->device, BITSPIXEL);
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pixelformat = ChoosePixelFormat (priv->device, &pfd );
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g_assert (pixelformat);
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res = SetPixelFormat (priv->device, pixelformat, &pfd);
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@ -432,7 +438,7 @@ LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
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}
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case WM_PAINT:
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{
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{
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if (priv->draw_cb)
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{
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PAINTSTRUCT ps;
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@ -447,7 +453,7 @@ LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
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case WM_CLOSE:
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{
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ShowWindowAsync (priv->internal_win_id, SW_HIDE);
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if (priv->close_cb)
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priv->close_cb (priv->close_data);
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@ -473,7 +479,7 @@ LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
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if (parent_id)
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{
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WNDPROC parent_proc = GetProp (parent_id, "gl_window_parent_proc");
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g_assert (parent_proc);
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SetWindowLongPtr (parent_id, GWL_WNDPROC, (LONG) (guint64) parent_proc);
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@ -502,7 +508,7 @@ LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
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g_debug ("failed to destroy window %d, %x\r\n", hWnd, GetLastError());
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g_debug ("AFTER\n");
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}
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PostQuitMessage (0);
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break;
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}
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@ -541,7 +547,7 @@ LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
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LRESULT FAR PASCAL sub_class_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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WNDPROC window_parent_proc = GetProp (hWnd, "gl_window_parent_proc");
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if (uMsg == WM_SIZE)
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{
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HWND gl_window_id = GetProp (hWnd, "gl_window_id");
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@ -41,6 +41,7 @@ struct _GstGLWindowPrivate
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GCond *cond_send_message;
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gboolean running;
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gboolean visible;
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gboolean allow_extra_expose_events;
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gchar *display_name;
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Display *device;
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@ -116,14 +117,20 @@ gst_gl_window_finalize (GObject * object)
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XSetCloseDownMode (priv->device, DestroyAll);
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XCloseDisplay (priv->device);
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XCloseDisplay (priv->disp_send);
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/*XAddToSaveSet (display, w)
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Display *display;
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Window w;*/
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//FIXME: it seems it causes destroy all created windows, even by other display connection:
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//This is case in: gst-launch-0.10 videotestsrc ! tee name=t t. ! queue ! glimagesink t. ! queue ! glimagesink
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//When the first window is closed and so its display is closed by the following line, then the other Window managed by the
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//other glimagesink, is not useable and so each opengl call causes a segmentation fault.
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//Maybe the solution is to use: XAddToSaveSet
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//The following line is commented to avoid the disagreement explained before.
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//XCloseDisplay (priv->device);
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XCloseDisplay (priv->disp_send);
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g_debug ("display closed\n");
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if (priv->cond_send_message)
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@ -269,6 +276,7 @@ gst_gl_window_new (gint width, gint height)
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priv->running = TRUE;
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priv->visible = FALSE;
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priv->parent = 0;
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priv->allow_extra_expose_events = TRUE;
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g_mutex_lock (priv->x_lock);
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@ -472,6 +480,33 @@ gst_gl_window_set_close_callback (GstGLWindow *window, GstGLWindowCB callback, g
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g_mutex_unlock (priv->x_lock);
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}
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void
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gst_gl_window_draw_unlocked (GstGLWindow *window)
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{
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GstGLWindowPrivate *priv = window->priv;
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if (priv->running && priv->allow_extra_expose_events)
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{
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XEvent event;
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XWindowAttributes attr;
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XGetWindowAttributes (priv->device, priv->internal_win_id, &attr);
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event.xexpose.type = Expose;
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event.xexpose.send_event = TRUE;
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event.xexpose.display = priv->device;
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event.xexpose.window = priv->internal_win_id;
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event.xexpose.x = attr.x;
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event.xexpose.y = attr.y;
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event.xexpose.width = attr.width;
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event.xexpose.height = attr.height;
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event.xexpose.count = 0;
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XSendEvent (priv->device, priv->internal_win_id, FALSE, ExposureMask, &event);
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XSync (priv->disp_send, FALSE);
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}
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}
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/* Thread safe */
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void
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gst_gl_window_draw (GstGLWindow *window)
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@ -535,7 +570,6 @@ gst_gl_window_run_loop (GstGLWindow *window)
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{
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GstGLWindowPrivate *priv = window->priv;
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g_debug ("begin loop\n");
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g_mutex_lock (priv->x_lock);
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@ -543,6 +577,7 @@ gst_gl_window_run_loop (GstGLWindow *window)
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while (priv->running)
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{
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XEvent event;
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XEvent pending_event;
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g_mutex_unlock (priv->x_lock);
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@ -609,7 +644,6 @@ gst_gl_window_run_loop (GstGLWindow *window)
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else if (wm_quit_loop != None && event.xclient.message_type == wm_quit_loop)
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{
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XEvent pending_event;
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GstGLWindowCB destroy_cb = (GstGLWindowCB) event.xclient.data.l[0];
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gpointer destroy_data = (gpointer) event.xclient.data.l[1];
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@ -702,6 +736,25 @@ gst_gl_window_run_loop (GstGLWindow *window)
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}// switch
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// use in cube example
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if (XPending (priv->device) > 10)
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{
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XEvent extra_expose_event;
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priv->allow_extra_expose_events = FALSE;
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while (XCheckTypedWindowEvent (priv->device, priv->internal_win_id, Expose, &extra_expose_event))
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{
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if (priv->draw_cb)
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{
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if (glXGetCurrentContext () != priv->gl_context)
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g_warning ("current gl context has changed\n");
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priv->draw_cb (priv->draw_data);
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glFlush();
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glXSwapBuffers (priv->device, priv->internal_win_id);
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}
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}
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priv->allow_extra_expose_events = TRUE;
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}
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}// while running
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g_mutex_unlock (priv->x_lock);
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