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4df219f336
This makes it possible to use the GStreamer OpenGL elements without a windowing system if a libdrm- and Mesa3D-supported GPU is present https://bugzilla.gnome.org/show_bug.cgi?id=782923
151 lines
5.2 KiB
C
151 lines
5.2 KiB
C
/*
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* GStreamer
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* Copyright (C) 2007 David A. Schleef <ds@schleef.org>
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* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
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* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
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* Copyright (C) 2013 Matthew Waters <ystreet00@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_GL_DISPLAY_H__
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#define __GST_GL_DISPLAY_H__
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#include <gst/gl/gstgl_fwd.h>
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G_BEGIN_DECLS
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GST_EXPORT
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GType gst_gl_display_get_type (void);
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#define GST_TYPE_GL_DISPLAY (gst_gl_display_get_type())
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#define GST_GL_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_DISPLAY,GstGLDisplay))
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#define GST_GL_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GL_DISPLAY,GstGLDisplayClass))
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#define GST_IS_GL_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_DISPLAY))
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#define GST_IS_GL_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GL_DISPLAY))
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#define GST_GL_DISPLAY_CAST(obj) ((GstGLDisplay*)(obj))
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#define GST_GL_DISPLAY_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_GL_DISPLAY, GstGLDisplayClass))
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/**
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* GstGLDisplayType:
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* @GST_GL_DISPLAY_TYPE_NONE: no display type
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* @GST_GL_DISPLAY_TYPE_X11: X11 display
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* @GST_GL_DISPLAY_TYPE_WAYLAND: Wayland display
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* @GST_GL_DISPLAY_TYPE_COCOA: Cocoa display
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* @GST_GL_DISPLAY_TYPE_WIN32: Win32 display
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* @GST_GL_DISPLAY_TYPE_DISPMANX: Dispmanx display
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* @GST_GL_DISPLAY_TYPE_EGL: EGL display
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* @GST_GL_DISPLAY_TYPE_VIV_FB: Vivante Framebuffer display
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* @GST_GL_DISPLAY_TYPE_GBM: Mesa3D GBM display
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* @GST_GL_DISPLAY_TYPE_ANY: any display type
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*/
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typedef enum
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{
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GST_GL_DISPLAY_TYPE_NONE = 0,
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GST_GL_DISPLAY_TYPE_X11 = (1 << 0),
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GST_GL_DISPLAY_TYPE_WAYLAND = (1 << 1),
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GST_GL_DISPLAY_TYPE_COCOA = (1 << 2),
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GST_GL_DISPLAY_TYPE_WIN32 = (1 << 3),
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GST_GL_DISPLAY_TYPE_DISPMANX = (1 << 4),
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GST_GL_DISPLAY_TYPE_EGL = (1 << 5),
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GST_GL_DISPLAY_TYPE_VIV_FB = (1 << 6),
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GST_GL_DISPLAY_TYPE_GBM = (1 << 7),
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GST_GL_DISPLAY_TYPE_ANY = G_MAXUINT32
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} GstGLDisplayType;
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/**
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* GstGLDisplay:
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*
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* The contents of a #GstGLDisplay are private and should only be accessed
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* through the provided API
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*/
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struct _GstGLDisplay
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{
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/* <private> */
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GstObject object;
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GstGLDisplayType type;
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/* <protected> */
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GList *windows; /* OBJECT lock */
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GMainContext *main_context;
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GMainLoop *main_loop;
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GSource *event_source;
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GstGLDisplayPrivate *priv;
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};
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struct _GstGLDisplayClass
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{
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GstObjectClass object_class;
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guintptr (*get_handle) (GstGLDisplay * display);
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GstGLWindow * (*create_window) (GstGLDisplay * display);
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/* <private> */
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gpointer _padding[GST_PADDING];
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};
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GST_EXPORT
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GstGLDisplay *gst_gl_display_new (void);
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#define gst_gl_display_lock(display) GST_OBJECT_LOCK (display)
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#define gst_gl_display_unlock(display) GST_OBJECT_UNLOCK (display)
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GST_EXPORT
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guintptr gst_gl_display_get_handle (GstGLDisplay * display);
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GST_EXPORT
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GstGLDisplayType gst_gl_display_get_handle_type (GstGLDisplay * display);
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GST_EXPORT
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void gst_gl_display_filter_gl_api (GstGLDisplay * display,
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GstGLAPI gl_api);
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GST_EXPORT
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GstGLAPI gst_gl_display_get_gl_api (GstGLDisplay * display);
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GST_EXPORT
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GstGLAPI gst_gl_display_get_gl_api_unlocked (GstGLDisplay * display);
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/**
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* GST_GL_DISPLAY_CONTEXT_TYPE:
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*
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* The name used in #GstContext queries for requesting a #GstGLDisplay
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*/
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#define GST_GL_DISPLAY_CONTEXT_TYPE "gst.gl.GLDisplay"
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GST_EXPORT
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void gst_context_set_gl_display (GstContext * context, GstGLDisplay * display);
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GST_EXPORT
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gboolean gst_context_get_gl_display (GstContext * context, GstGLDisplay ** display);
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GST_EXPORT
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gboolean gst_gl_display_create_context (GstGLDisplay * display,
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GstGLContext * other_context, GstGLContext ** p_context, GError **error);
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GST_EXPORT
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GstGLContext * gst_gl_display_get_gl_context_for_thread (GstGLDisplay * display,
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GThread * thread);
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GST_EXPORT
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gboolean gst_gl_display_add_context (GstGLDisplay * display,
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GstGLContext * context);
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GST_EXPORT
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GstGLWindow * gst_gl_display_create_window (GstGLDisplay * display);
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GST_EXPORT
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gboolean gst_gl_display_remove_window (GstGLDisplay * display, GstGLWindow * window);
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GST_EXPORT
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GstGLWindow * gst_gl_display_find_window (GstGLDisplay * display, gpointer data, GCompareFunc compare_func);
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G_END_DECLS
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#endif /* __GST_GL_DISPLAY_H__ */
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