| /* |
| * GStreamer |
| * Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com> |
| * 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. |
| */ |
| |
| #ifndef __GST_GL_WINDOW_H__ |
| #define __GST_GL_WINDOW_H__ |
| |
| #include <gst/gst.h> |
| |
| #include <gst/gl/gstgl_fwd.h> |
| #include <gst/gl/gstglcontext.h> |
| #include <gst/gl/gstgldisplay.h> |
| |
| G_BEGIN_DECLS |
| |
| #define GST_GL_TYPE_WINDOW (gst_gl_window_get_type()) |
| #define GST_GL_WINDOW(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_WINDOW, GstGLWindow)) |
| #define GST_GL_WINDOW_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_WINDOW, GstGLWindowClass)) |
| #define GST_GL_IS_WINDOW(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_WINDOW)) |
| #define GST_GL_IS_WINDOW_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_WINDOW)) |
| #define GST_GL_WINDOW_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_WINDOW, GstGLWindowClass)) |
| |
| #define GST_GL_WINDOW_LOCK(w) g_mutex_lock(&GST_GL_WINDOW(w)->lock) |
| #define GST_GL_WINDOW_UNLOCK(w) g_mutex_unlock(&GST_GL_WINDOW(w)->lock) |
| #define GST_GL_WINDOW_GET_LOCK(w) (&GST_GL_WINDOW(w)->lock) |
| |
| #define GST_GL_WINDOW_ERROR (gst_gl_window_error_quark ()) |
| |
| typedef enum |
| { |
| GST_GL_WINDOW_ERROR_FAILED, |
| GST_GL_WINDOW_ERROR_OLD_LIBS, |
| GST_GL_WINDOW_ERROR_RESOURCE_UNAVAILABLE, |
| } GstGLWindowError; |
| |
| typedef void (*GstGLWindowCB) (gpointer data); |
| typedef void (*GstGLWindowResizeCB) (gpointer data, guint width, guint height); |
| |
| #define GST_GL_WINDOW_CB(f) ((GstGLWindowCB) (f)) |
| #define GST_GL_WINDOW_RESIZE_CB(f) ((GstGLWindowResizeCB) (f)) |
| |
| /** |
| * GstGLWindow: |
| * |
| * #GstGLWindow is an opaque struct and should only be accessed through the |
| * provided api. |
| */ |
| struct _GstGLWindow { |
| /*< private >*/ |
| GstObject parent; |
| |
| GMutex lock; |
| |
| GstGLDisplay *display; |
| GWeakRef context_ref; |
| |
| guintptr external_gl_context; |
| |
| gboolean is_drawing; |
| |
| GstGLWindowCB draw; |
| gpointer draw_data; |
| GDestroyNotify draw_notify; |
| GstGLWindowCB close; |
| gpointer close_data; |
| GDestroyNotify close_notify; |
| GstGLWindowResizeCB resize; |
| gpointer resize_data; |
| GDestroyNotify resize_notify; |
| |
| /*< private >*/ |
| gpointer _reserved[GST_PADDING]; |
| |
| GstGLWindowPrivate *priv; |
| }; |
| |
| /** |
| * GstGLWindowClass: |
| * @parent_class: Parent class |
| * @get_display: Gets the current windowing system display connection |
| * @set_window_handle: Set a window to render into |
| * @get_window_handle: Gets the current window that this #GstGLWindow is |
| * rendering into |
| * @draw_unlocked: redraw the window with the specified dimensions |
| * @draw: redraw the window with the specified dimensions |
| * @run: run the mainloop |
| * @quit: send a quit to the mainloop |
| * @send_message: invoke a function on the window thread. Required to be reentrant. |
| * @send_message_async: invoke a function on the window thread. @run may or may |
| * not have been called. Required to be reentrant. |
| * @open: open the connection to the display |
| * @close: close the connection to the display |
| */ |
| struct _GstGLWindowClass { |
| GstObjectClass parent_class; |
| |
| guintptr (*get_display) (GstGLWindow *window); |
| void (*set_window_handle) (GstGLWindow *window, guintptr id); |
| guintptr (*get_window_handle) (GstGLWindow *window); |
| void (*draw_unlocked) (GstGLWindow *window, guint width, guint height); |
| void (*draw) (GstGLWindow *window, guint width, guint height); |
| void (*run) (GstGLWindow *window); |
| void (*quit) (GstGLWindow *window); |
| void (*send_message) (GstGLWindow *window, GstGLWindowCB callback, gpointer data); |
| void (*send_message_async) (GstGLWindow *window, GstGLWindowCB callback, gpointer data, GDestroyNotify destroy); |
| |
| gboolean (*open) (GstGLWindow *window, GError **error); |
| void (*close) (GstGLWindow *window); |
| |
| /*< private >*/ |
| gpointer _reserved[GST_PADDING]; |
| }; |
| |
| /* methods */ |
| |
| GQuark gst_gl_window_error_quark (void); |
| GType gst_gl_window_get_type (void); |
| |
| GstGLWindow * gst_gl_window_new (GstGLDisplay *display); |
| |
| void gst_gl_window_set_draw_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data, GDestroyNotify destroy_notify); |
| void gst_gl_window_set_resize_callback (GstGLWindow *window, GstGLWindowResizeCB callback, gpointer data, GDestroyNotify destroy_notify); |
| void gst_gl_window_set_close_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data, GDestroyNotify destroy_notify); |
| |
| void gst_gl_window_set_window_handle (GstGLWindow *window, guintptr handle); |
| guintptr gst_gl_window_get_window_handle (GstGLWindow *window); |
| void gst_gl_window_draw_unlocked (GstGLWindow *window, guint width, guint height); |
| void gst_gl_window_draw (GstGLWindow *window, guint width, guint height); |
| void gst_gl_window_run (GstGLWindow *window); |
| void gst_gl_window_quit (GstGLWindow *window); |
| void gst_gl_window_send_message (GstGLWindow *window, GstGLWindowCB callback, gpointer data); |
| void gst_gl_window_send_message_async (GstGLWindow *window, GstGLWindowCB callback, gpointer data, GDestroyNotify destroy); |
| guintptr gst_gl_window_get_display (GstGLWindow *window); |
| |
| GstGLContext * gst_gl_window_get_context (GstGLWindow *window); |
| |
| gboolean gst_gl_window_is_running (GstGLWindow *window); |
| |
| GST_DEBUG_CATEGORY_EXTERN (gst_gl_window_debug); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_GL_WINDOW_H__ */ |