gstreamer/gst-libs/gst/gl/gstglcontext.h
Matthew Waters e80533dcee [793/906] add a GstGLContext object that will be the basis of OpenGL contexts
At the moment it just sits in between GstGLDisplay and GstGLWindow
performing some of the stuff that GstGLWindow used to do.
2017-12-09 19:31:30 +00:00

99 lines
3.4 KiB
C

/*
* 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.
*/
#ifndef __GST_GL_CONTEXT_H__
#define __GST_GL_CONTEXT_H__
#include <gst/gst.h>
#include <gst/gl/gstgl_fwd.h>
G_BEGIN_DECLS
#define GST_GL_TYPE_CONTEXT (gst_gl_context_get_type())
#define GST_GL_CONTEXT(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_CONTEXT, GstGLContext))
#define GST_GL_CONTEXT_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_CONTEXT, GstGLContextClass))
#define GST_GL_IS_CONTEXT(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_CONTEXT))
#define GST_GL_IS_CONTEXT_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_CONTEXT))
#define GST_GL_CONTEXT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_CONTEXT, GstGLContextClass))
GType gst_gl_context_get_type (void);
#define GST_GL_CONTEXT_ERROR (gst_gl_context_error_quark ())
GQuark gst_gl_window_error_quark (void);
typedef enum
{
GST_GL_CONTEXT_ERROR_FAILED,
GST_GL_CONTEXT_ERROR_WRONG_CONFIG,
GST_GL_CONTEXT_ERROR_WRONG_API,
GST_GL_CONTEXT_ERROR_OLD_LIBS,
GST_GL_CONTEXT_ERROR_CREATE_CONTEXT,
GST_GL_CONTEXT_ERROR_RESOURCE_UNAVAILABLE,
} GstGLContextError;
struct _GstGLContext {
/*< private >*/
GObject parent;
/*< public >*/
GstGLWindow *window;
/*< private >*/
gpointer _reserved[GST_PADDING];
GstGLContextPrivate *priv;
};
struct _GstGLContextClass {
/*< private >*/
GObjectClass parent_class;
guintptr (*get_gl_context) (GstGLContext *context);
GstGLAPI (*get_gl_api) (GstGLContext *context);
gpointer (*get_proc_address) (GstGLContext *context, const gchar *name);
gboolean (*activate) (GstGLContext *context, gboolean activate);
gboolean (*create_context) (GstGLContext *context, GstGLAPI gl_api,
guintptr external_gl_context, GError ** error);
/*< private >*/
gpointer _reserved[GST_PADDING];
};
/* methods */
GstGLContext * gst_gl_context_new (GstGLDisplay *display);
gboolean gst_gl_context_activate (GstGLContext *context, gboolean activate);
gpointer gst_gl_context_get_proc_address (GstGLContext *context, const gchar *name);
GstGLPlatform gst_gl_context_get_platform (GstGLContext *context);
GstGLAPI gst_gl_context_get_gl_api (GstGLContext *context);
gboolean gst_gl_context_create (GstGLContext *context, guintptr external_gl_context, GError ** error);
gpointer gst_gl_context_default_get_proc_address (GstGLContext *context, const gchar *name);
gboolean gst_gl_context_set_window (GstGLContext *context, GstGLWindow *window);
GstGLWindow * gst_gl_context_get_window (GstGLContext *context);
G_END_DECLS
#endif /* __GST_GL_CONTEXT_H__ */