1/*
2 * GStreamer
3 * Copyright (C) 2013 Matthew Waters <ystreet00@gmail.com>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef __GST_GL_FRAMEBUFFER_H__
22#define __GST_GL_FRAMEBUFFER_H__
23
24#include <gst/gl/gstgl_fwd.h>
25
26G_BEGIN_DECLS
27
28GST_GL_API
29GType gst_gl_framebuffer_get_type (void);
30
31#define GST_TYPE_GL_FRAMEBUFFER (gst_gl_framebuffer_get_type())
32#define GST_GL_FRAMEBUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_FRAMEBUFFER,GstGLFramebuffer))
33#define GST_GL_FRAMEBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GL_FRAMEBUFFER,GstGLFramebufferClass))
34#define GST_IS_GL_FRAMEBUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_FRAMEBUFFER))
35#define GST_IS_GL_FRAMEBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GL_FRAMEBUFFER))
36#define GST_GL_FRAMEBUFFER_CAST(obj) ((GstGLFramebuffer*)(obj))
37
38typedef struct _GstGLFramebufferPrivate GstGLFramebufferPrivate;
39
40/**
41 * GstGLFramebufferFunc:
42 * @stuff: user data
43 *
44 * callback definition for operating through a #GstGLFramebuffer object
45 */
46typedef gboolean (*GstGLFramebufferFunc) (gpointer stuff);
47
48/**
49 * GstGLFramebuffer:
50 *
51 * Opaque #GstGLFramebuffer struct
52 */
53struct _GstGLFramebuffer
54{
55 /*< private >*/
56 GstObject object;
57
58 GstGLContext *context;
59
60 guint fbo_id;
61 GArray *attachments;
62
63 gpointer _padding[GST_PADDING];
64
65 GstGLFramebufferPrivate *priv;
66};
67
68/**
69 * GstGLFramebufferClass:
70 *
71 * Opaque #GstGLFramebufferClass struct
72 */
73struct _GstGLFramebufferClass
74{
75 /*< private >*/
76 GstObjectClass object_class;
77
78 gpointer _padding[GST_PADDING];
79};
80
81GST_GL_API
82GstGLFramebuffer * gst_gl_framebuffer_new (GstGLContext *context);
83GST_GL_API
84GstGLFramebuffer * gst_gl_framebuffer_new_with_default_depth (GstGLContext *context,
85 guint width,
86 guint height);
87
88GST_GL_API
89guint gst_gl_framebuffer_get_id (GstGLFramebuffer * fb);
90
91GST_GL_API
92void gst_gl_framebuffer_attach (GstGLFramebuffer * fb,
93 guint attachment_point,
94 GstGLBaseMemory * mem);
95GST_GL_API
96void gst_gl_framebuffer_bind (GstGLFramebuffer * fb);
97GST_GL_API
98void gst_gl_context_clear_framebuffer (GstGLContext * context);
99
100GST_GL_API
101void gst_gl_framebuffer_get_effective_dimensions (GstGLFramebuffer * fb,
102 guint * width,
103 guint * height);
104
105GST_GL_API
106gboolean gst_gl_context_check_framebuffer_status (GstGLContext * context,
107 guint fbo_target);
108
109GST_GL_API
110gboolean gst_gl_framebuffer_draw_to_texture (GstGLFramebuffer * fb,
111 GstGLMemory * mem,
112 GstGLFramebufferFunc func,
113 gpointer user_data);
114
115G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstGLFramebuffer, gst_object_unref)
116
117G_END_DECLS
118
119#endif
120

source code of include/gstreamer-1.0/gst/gl/gstglframebuffer.h