| /* |
| * GStreamer |
| * Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| /** |
| * SECTION:gstglwindow |
| * @short_description: window/surface abstraction |
| * @title: GstGLWindow |
| * @see_also: #GstGLContext, #GstGLDisplay |
| * |
| * GstGLWindow represents a window that elements can render into. A window can |
| * either be a user visible window (onscreen) or hidden (offscreen). |
| */ |
| |
| #if HAVE_CONFIG_H |
| # include "config.h" |
| #endif |
| |
| #include <gmodule.h> |
| #include <stdio.h> |
| |
| #include "gl.h" |
| #include "gstglwindow.h" |
| |
| /* FIXME make this work with windowless contexts */ |
| |
| #if GST_GL_HAVE_WINDOW_X11 |
| #include "x11/gstglwindow_x11.h" |
| #endif |
| #if GST_GL_HAVE_WINDOW_WIN32 |
| #include "win32/gstglwindow_win32.h" |
| #endif |
| #if GST_GL_HAVE_WINDOW_COCOA |
| #include "cocoa/gstglwindow_cocoa.h" |
| #endif |
| #if GST_GL_HAVE_WINDOW_WAYLAND |
| #include "wayland/gstglwindow_wayland_egl.h" |
| #endif |
| #if GST_GL_HAVE_WINDOW_ANDROID |
| #include "android/gstglwindow_android_egl.h" |
| #endif |
| #if GST_GL_HAVE_WINDOW_EAGL |
| #include "eagl/gstglwindow_eagl.h" |
| #endif |
| #if GST_GL_HAVE_WINDOW_DISPMANX |
| #include "dispmanx/gstglwindow_dispmanx_egl.h" |
| #endif |
| |
| #define USING_OPENGL(display) (display->gl_api & GST_GL_API_OPENGL) |
| #define USING_OPENGL3(display) (display->gl_api & GST_GL_API_OPENGL3) |
| #define USING_GLES(display) (display->gl_api & GST_GL_API_GLES) |
| #define USING_GLES2(display) (display->gl_api & GST_GL_API_GLES2) |
| #define USING_GLES3(display) (display->gl_api & GST_GL_API_GLES3) |
| |
| #define GST_CAT_DEFAULT gst_gl_window_debug |
| GST_DEBUG_CATEGORY (GST_CAT_DEFAULT); |
| |
| #define gst_gl_window_parent_class parent_class |
| G_DEFINE_ABSTRACT_TYPE (GstGLWindow, gst_gl_window, GST_TYPE_OBJECT); |
| |
| #define GST_GL_WINDOW_GET_PRIVATE(o) \ |
| (G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_WINDOW, GstGLWindowPrivate)) |
| |
| static void gst_gl_window_default_send_message (GstGLWindow * window, |
| GstGLWindowCB callback, gpointer data); |
| |
| struct _GstGLWindowPrivate |
| { |
| GThread *gl_thread; |
| |
| gboolean alive; |
| }; |
| |
| static void gst_gl_window_finalize (GObject * object); |
| |
| typedef struct _GstGLDummyWindow |
| { |
| GstGLWindow parent; |
| |
| guintptr handle; |
| |
| GMainContext *main_context; |
| GMainLoop *loop; |
| } GstGLDummyWindow; |
| |
| typedef struct _GstGLDummyWindowCass |
| { |
| GstGLWindowClass parent; |
| } GstGLDummyWindowClass; |
| |
| GstGLDummyWindow *gst_gl_dummy_window_new (void); |
| |
| GQuark |
| gst_gl_window_error_quark (void) |
| { |
| return g_quark_from_static_string ("gst-gl-window-error-quark"); |
| } |
| |
| static void |
| gst_gl_window_init (GstGLWindow * window) |
| { |
| window->priv = GST_GL_WINDOW_GET_PRIVATE (window); |
| |
| g_mutex_init (&window->lock); |
| window->is_drawing = FALSE; |
| |
| g_weak_ref_init (&window->context_ref, NULL); |
| } |
| |
| static void |
| gst_gl_window_class_init (GstGLWindowClass * klass) |
| { |
| g_type_class_add_private (klass, sizeof (GstGLWindowPrivate)); |
| |
| klass->send_message = GST_DEBUG_FUNCPTR (gst_gl_window_default_send_message); |
| |
| G_OBJECT_CLASS (klass)->finalize = gst_gl_window_finalize; |
| } |
| |
| /** |
| * gst_gl_window_new: |
| * @display: a #GstGLDisplay |
| * |
| * Returns: (transfer full): a new #GstGLWindow using @display's connection |
| */ |
| GstGLWindow * |
| gst_gl_window_new (GstGLDisplay * display) |
| { |
| GstGLWindow *window = NULL; |
| const gchar *user_choice; |
| static volatile gsize _init = 0; |
| |
| g_return_val_if_fail (display != NULL, NULL); |
| |
| if (g_once_init_enter (&_init)) { |
| GST_DEBUG_CATEGORY_INIT (gst_gl_window_debug, "glwindow", 0, |
| "glwindow element"); |
| g_once_init_leave (&_init, 1); |
| } |
| |
| user_choice = g_getenv ("GST_GL_WINDOW"); |
| GST_INFO ("creating a window, user choice:%s", user_choice); |
| |
| #if GST_GL_HAVE_WINDOW_COCOA |
| if (!window && (!user_choice || g_strstr_len (user_choice, 5, "cocoa"))) |
| window = GST_GL_WINDOW (gst_gl_window_cocoa_new ()); |
| #endif |
| #if GST_GL_HAVE_WINDOW_X11 |
| if (!window && (!user_choice || g_strstr_len (user_choice, 3, "x11"))) |
| window = GST_GL_WINDOW (gst_gl_window_x11_new (display)); |
| #endif |
| #if GST_GL_HAVE_WINDOW_WIN32 |
| if (!window && (!user_choice || g_strstr_len (user_choice, 5, "win32"))) |
| window = GST_GL_WINDOW (gst_gl_window_win32_new ()); |
| #endif |
| #if GST_GL_HAVE_WINDOW_WAYLAND |
| if (!window && (!user_choice || g_strstr_len (user_choice, 7, "wayland"))) |
| window = GST_GL_WINDOW (gst_gl_window_wayland_egl_new ()); |
| #endif |
| #if GST_GL_HAVE_WINDOW_DISPMANX |
| if (!window && (!user_choice || g_strstr_len (user_choice, 8, "dispmanx"))) |
| window = GST_GL_WINDOW (gst_gl_window_dispmanx_egl_new ()); |
| #endif |
| #if GST_GL_HAVE_WINDOW_ANDROID |
| if (!window && (!user_choice || g_strstr_len (user_choice, 7, "android"))) |
| window = GST_GL_WINDOW (gst_gl_window_android_egl_new ()); |
| #endif |
| #if GST_GL_HAVE_WINDOW_EAGL |
| if (!window && (!user_choice || g_strstr_len (user_choice, 4, "eagl"))) |
| window = GST_GL_WINDOW (gst_gl_window_eagl_new ()); |
| #endif |
| if (!window) { |
| /* subclass returned a NULL window */ |
| GST_WARNING ("Could not create window. user specified %s, creating dummy" |
| " window", user_choice ? user_choice : "(null)"); |
| |
| window = GST_GL_WINDOW (gst_gl_dummy_window_new ()); |
| } |
| |
| window->display = gst_object_ref (display); |
| |
| return window; |
| } |
| |
| static void |
| gst_gl_window_finalize (GObject * object) |
| { |
| GstGLWindow *window = GST_GL_WINDOW (object); |
| |
| g_weak_ref_clear (&window->context_ref); |
| |
| g_mutex_clear (&window->lock); |
| gst_object_unref (window->display); |
| |
| G_OBJECT_CLASS (gst_gl_window_parent_class)->finalize (object); |
| } |
| |
| /** |
| * gst_gl_window_set_window_handle: |
| * @window: a #GstGLWindow |
| * @handle: handle to the window |
| * |
| * Sets the window that this @window should render into. Some implementations |
| * require this to be called with a valid handle before drawing can commence. |
| */ |
| void |
| gst_gl_window_set_window_handle (GstGLWindow * window, guintptr handle) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| g_return_if_fail (handle != 0); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->set_window_handle != NULL); |
| |
| window_class->set_window_handle (window, handle); |
| } |
| |
| /** |
| * gst_gl_window_draw_unlocked: |
| * @window: a #GstGLWindow |
| * @width: requested width of the window |
| * @height: requested height of the window |
| * |
| * Redraw the window contents. Implementations should invoke the draw callback. |
| */ |
| void |
| gst_gl_window_draw_unlocked (GstGLWindow * window, guint width, guint height) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->draw_unlocked != NULL); |
| |
| window_class->draw_unlocked (window, width, height); |
| } |
| |
| /** |
| * gst_gl_window_draw: |
| * @window: a #GstGLWindow |
| * @width: requested width of the window |
| * @height: requested height of the window |
| * |
| * Redraw the window contents. Implementations should invoke the draw callback. |
| */ |
| void |
| gst_gl_window_draw (GstGLWindow * window, guint width, guint height) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->draw != NULL); |
| |
| /* avoid to overload the drawer */ |
| if (window->is_drawing) { |
| return; |
| } |
| |
| window_class->draw (window, width, height); |
| } |
| |
| /** |
| * gst_gl_window_run: |
| * @window: a #GstGLWindow |
| * |
| * Start the execution of the runloop. |
| */ |
| void |
| gst_gl_window_run (GstGLWindow * window) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->run != NULL); |
| |
| window->priv->alive = TRUE; |
| window_class->run (window); |
| } |
| |
| /** |
| * gst_gl_window_quit: |
| * @window: a #GstGLWindow |
| * |
| * Quit the runloop's execution. |
| */ |
| void |
| gst_gl_window_quit (GstGLWindow * window) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->quit != NULL); |
| |
| GST_GL_WINDOW_LOCK (window); |
| |
| window->priv->alive = FALSE; |
| |
| window_class->quit (window); |
| |
| GST_INFO ("quit sent to gl window loop"); |
| |
| GST_GL_WINDOW_UNLOCK (window); |
| } |
| |
| typedef struct _GstGLSyncMessage |
| { |
| GMutex lock; |
| GCond cond; |
| gboolean fired; |
| |
| GstGLWindowCB callback; |
| gpointer data; |
| } GstGLSyncMessage; |
| |
| static void |
| _run_message_sync (GstGLSyncMessage * message) |
| { |
| g_mutex_lock (&message->lock); |
| |
| if (message->callback) |
| message->callback (message->data); |
| |
| message->fired = TRUE; |
| g_cond_signal (&message->cond); |
| g_mutex_unlock (&message->lock); |
| } |
| |
| void |
| gst_gl_window_default_send_message (GstGLWindow * window, |
| GstGLWindowCB callback, gpointer data) |
| { |
| GstGLSyncMessage message; |
| |
| message.callback = callback; |
| message.data = data; |
| message.fired = FALSE; |
| g_mutex_init (&message.lock); |
| g_cond_init (&message.cond); |
| |
| gst_gl_window_send_message_async (window, (GstGLWindowCB) _run_message_sync, |
| &message, NULL); |
| |
| g_mutex_lock (&message.lock); |
| |
| /* block until opengl calls have been executed in the gl thread */ |
| while (!message.fired) |
| g_cond_wait (&message.cond, &message.lock); |
| g_mutex_unlock (&message.lock); |
| |
| g_mutex_clear (&message.lock); |
| g_cond_clear (&message.cond); |
| } |
| |
| /** |
| * gst_gl_window_send_message: |
| * @window: a #GstGLWindow |
| * @callback: (scope async): function to invoke |
| * @data: (closure): data to invoke @callback with |
| * |
| * Invoke @callback with data on the window thread. @callback is guarenteed to |
| * have executed when this function returns. |
| */ |
| void |
| gst_gl_window_send_message (GstGLWindow * window, GstGLWindowCB callback, |
| gpointer data) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| g_return_if_fail (callback != NULL); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->send_message != NULL); |
| |
| window_class->send_message (window, callback, data); |
| } |
| |
| /** |
| * gst_gl_window_send_message_async: |
| * @window: a #GstGLWindow |
| * @callback: (scope async): function to invoke |
| * @data: (closure): data to invoke @callback with |
| * @destroy: (destroy): called when @data is not needed anymore |
| * |
| * Invoke @callback with @data on the window thread. The callback may not |
| * have been executed when this function returns. |
| */ |
| void |
| gst_gl_window_send_message_async (GstGLWindow * window, GstGLWindowCB callback, |
| gpointer data, GDestroyNotify destroy) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| g_return_if_fail (callback != NULL); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_if_fail (window_class->send_message_async != NULL); |
| |
| window_class->send_message_async (window, callback, data, destroy); |
| } |
| |
| /** |
| * gst_gl_window_set_draw_callback: |
| * @window: a #GstGLWindow |
| * @callback: (scope notified): function to invoke |
| * @data: (closure): data to invoke @callback with |
| * @destroy_notify: (destroy): called when @data is not needed any more |
| * |
| * Sets the draw callback called everytime gst_gl_window_draw() is called |
| */ |
| void |
| gst_gl_window_set_draw_callback (GstGLWindow * window, GstGLWindowCB callback, |
| gpointer data, GDestroyNotify destroy_notify) |
| { |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| |
| GST_GL_WINDOW_LOCK (window); |
| |
| if (window->draw_notify) |
| window->draw_notify (window->draw_data); |
| |
| window->draw = callback; |
| window->draw_data = data; |
| window->draw_notify = destroy_notify; |
| |
| GST_GL_WINDOW_UNLOCK (window); |
| } |
| |
| /** |
| * gst_gl_window_set_resize_callback: |
| * @window: a #GstGLWindow |
| * @callback: (scope notified): function to invoke |
| * @data: (closure): data to invoke @callback with |
| * @destroy_notify: (destroy): called when @data is not needed any more |
| * |
| * Sets the resize callback called everytime a resize of the window occurs. |
| */ |
| void |
| gst_gl_window_set_resize_callback (GstGLWindow * window, |
| GstGLWindowResizeCB callback, gpointer data, GDestroyNotify destroy_notify) |
| { |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| |
| GST_GL_WINDOW_LOCK (window); |
| |
| if (window->resize_notify) |
| window->resize_notify (window->resize_data); |
| |
| window->resize = callback; |
| window->resize_data = data; |
| window->resize_notify = destroy_notify; |
| |
| GST_GL_WINDOW_UNLOCK (window); |
| } |
| |
| /** |
| * gst_gl_window_set_close_callback: |
| * @window: a #GstGLWindow |
| * @callback: (scope notified): function to invoke |
| * @data: (closure): data to invoke @callback with |
| * @destroy_notify: (destroy): called when @data is not needed any more |
| * |
| * Sets the callback called when the window is about to close. |
| */ |
| void |
| gst_gl_window_set_close_callback (GstGLWindow * window, GstGLWindowCB callback, |
| gpointer data, GDestroyNotify destroy_notify) |
| { |
| g_return_if_fail (GST_GL_IS_WINDOW (window)); |
| |
| GST_GL_WINDOW_LOCK (window); |
| |
| if (window->close_notify) |
| window->close_notify (window->close_data); |
| |
| window->close = callback; |
| window->close_data = data; |
| window->close_notify = destroy_notify; |
| |
| GST_GL_WINDOW_UNLOCK (window); |
| } |
| |
| /** |
| * gst_gl_window_is_running: |
| * @window: a #GstGLWindow |
| * |
| * Whether the runloop is running |
| */ |
| gboolean |
| gst_gl_window_is_running (GstGLWindow * window) |
| { |
| return window->priv->alive; |
| } |
| |
| /** |
| * gst_gl_window_get_display: |
| * @window: a #GstGLWindow |
| * |
| * Returns: the windowing system display handle for this @window |
| */ |
| guintptr |
| gst_gl_window_get_display (GstGLWindow * window) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_val_if_fail (GST_GL_IS_WINDOW (window), 0); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_val_if_fail (window_class->get_display != NULL, 0); |
| |
| return window_class->get_display (window); |
| } |
| |
| /** |
| * gst_gl_window_get_window_handle: |
| * @window: a #GstGLWindow |
| * |
| * Returns: the window handle we are currently rendering into |
| */ |
| guintptr |
| gst_gl_window_get_window_handle (GstGLWindow * window) |
| { |
| GstGLWindowClass *window_class; |
| |
| g_return_val_if_fail (GST_GL_IS_WINDOW (window), 0); |
| window_class = GST_GL_WINDOW_GET_CLASS (window); |
| g_return_val_if_fail (window_class->get_window_handle != NULL, 0); |
| |
| return window_class->get_window_handle (window); |
| } |
| |
| /** |
| * gst_gl_window_get_context: |
| * @window: a #GstGLWindow |
| * |
| * Returns: (transfer full): the #GstGLContext associated with this @window |
| */ |
| GstGLContext * |
| gst_gl_window_get_context (GstGLWindow * window) |
| { |
| g_return_val_if_fail (GST_GL_IS_WINDOW (window), NULL); |
| |
| return (GstGLContext *) g_weak_ref_get (&window->context_ref); |
| } |
| |
| GType gst_gl_dummy_window_get_type (void); |
| |
| G_DEFINE_TYPE (GstGLDummyWindow, gst_gl_dummy_window, GST_GL_TYPE_WINDOW); |
| |
| static gboolean |
| gst_gl_dummy_window_open (GstGLWindow * window, GError ** error) |
| { |
| GstGLDummyWindow *dummy = (GstGLDummyWindow *) window; |
| |
| dummy->main_context = g_main_context_new (); |
| dummy->loop = g_main_loop_new (dummy->main_context, FALSE); |
| |
| return TRUE; |
| } |
| |
| static void |
| gst_gl_dummy_window_close (GstGLWindow * window) |
| { |
| GstGLDummyWindow *dummy = (GstGLDummyWindow *) window; |
| |
| g_main_loop_unref (dummy->loop); |
| g_main_context_unref (dummy->main_context); |
| } |
| |
| static void |
| gst_gl_dummy_window_quit (GstGLWindow * window) |
| { |
| GstGLDummyWindow *dummy = (GstGLDummyWindow *) window; |
| |
| g_main_loop_quit (dummy->loop); |
| } |
| |
| static void |
| gst_gl_dummy_window_run (GstGLWindow * window) |
| { |
| GstGLDummyWindow *dummy = (GstGLDummyWindow *) window; |
| |
| g_main_loop_run (dummy->loop); |
| } |
| |
| typedef struct _GstGLMessage |
| { |
| GstGLWindowCB callback; |
| gpointer data; |
| GDestroyNotify destroy; |
| } GstGLMessage; |
| |
| static gboolean |
| _run_message (GstGLMessage * message) |
| { |
| if (message->callback) |
| message->callback (message->data); |
| |
| if (message->destroy) |
| message->destroy (message->data); |
| |
| g_slice_free (GstGLMessage, message); |
| |
| return FALSE; |
| } |
| |
| static void |
| gst_gl_dummy_window_send_message_async (GstGLWindow * window, |
| GstGLWindowCB callback, gpointer data, GDestroyNotify destroy) |
| { |
| GstGLDummyWindow *dummy; |
| GstGLMessage *message; |
| |
| dummy = (GstGLDummyWindow *) window; |
| message = g_slice_new (GstGLMessage); |
| |
| message->callback = callback; |
| message->data = data; |
| message->destroy = destroy; |
| |
| g_main_context_invoke (dummy->main_context, (GSourceFunc) _run_message, |
| message); |
| } |
| |
| static void |
| gst_gl_dummy_window_set_window_handle (GstGLWindow * window, guintptr handle) |
| { |
| GstGLDummyWindow *dummy = (GstGLDummyWindow *) window; |
| |
| dummy->handle = handle; |
| } |
| |
| static guintptr |
| gst_gl_dummy_window_get_window_handle (GstGLWindow * window) |
| { |
| GstGLDummyWindow *dummy = (GstGLDummyWindow *) window; |
| |
| return (guintptr) dummy->handle; |
| } |
| |
| struct draw |
| { |
| GstGLDummyWindow *window; |
| guint width, height; |
| }; |
| |
| static void |
| draw_cb (gpointer data) |
| { |
| struct draw *draw_data = data; |
| GstGLDummyWindow *dummy = draw_data->window; |
| GstGLWindow *window = GST_GL_WINDOW (dummy); |
| GstGLContext *context = gst_gl_window_get_context (window); |
| GstGLContextClass *context_class = GST_GL_CONTEXT_GET_CLASS (context); |
| |
| if (window->draw) |
| window->draw (window->draw_data); |
| |
| context_class->swap_buffers (context); |
| |
| gst_object_unref (context); |
| } |
| |
| static void |
| gst_gl_dummy_window_draw (GstGLWindow * window, guint width, guint height) |
| { |
| struct draw draw_data; |
| |
| draw_data.window = (GstGLDummyWindow *) window; |
| draw_data.width = width; |
| draw_data.height = height; |
| |
| gst_gl_window_send_message (window, (GstGLWindowCB) draw_cb, &draw_data); |
| } |
| |
| static guintptr |
| gst_gl_dummy_window_get_display (GstGLWindow * window) |
| { |
| return 0; |
| } |
| |
| static void |
| gst_gl_dummy_window_class_init (GstGLDummyWindowClass * klass) |
| { |
| GstGLWindowClass *window_class = (GstGLWindowClass *) klass; |
| |
| window_class->get_display = |
| GST_DEBUG_FUNCPTR (gst_gl_dummy_window_get_display); |
| window_class->get_window_handle = |
| GST_DEBUG_FUNCPTR (gst_gl_dummy_window_get_window_handle); |
| window_class->set_window_handle = |
| GST_DEBUG_FUNCPTR (gst_gl_dummy_window_set_window_handle); |
| window_class->draw_unlocked = GST_DEBUG_FUNCPTR (gst_gl_dummy_window_draw); |
| window_class->draw = GST_DEBUG_FUNCPTR (gst_gl_dummy_window_draw); |
| window_class->run = GST_DEBUG_FUNCPTR (gst_gl_dummy_window_run); |
| window_class->quit = GST_DEBUG_FUNCPTR (gst_gl_dummy_window_quit); |
| window_class->send_message_async = |
| GST_DEBUG_FUNCPTR (gst_gl_dummy_window_send_message_async); |
| window_class->open = GST_DEBUG_FUNCPTR (gst_gl_dummy_window_open); |
| window_class->close = GST_DEBUG_FUNCPTR (gst_gl_dummy_window_close); |
| } |
| |
| static void |
| gst_gl_dummy_window_init (GstGLDummyWindow * dummy) |
| { |
| dummy->handle = 0; |
| } |
| |
| GstGLDummyWindow * |
| gst_gl_dummy_window_new (void) |
| { |
| return g_object_new (gst_gl_dummy_window_get_type (), NULL); |
| } |