1 /*
2  * GStreamer
3  * Copyright (C) 2012 Collabora Ltd.
4  *   @author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
5  * Copyright (C) 2014 Julien Isorce <julien.isorce@gmail.com>
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Library General Public
9  * License as published by the Free Software Foundation; either
10  * version 2 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Library General Public License for more details.
16  *
17  * You should have received a copy of the GNU Library General Public
18  * License along with this library; if not, write to the
19  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
20  * Boston, MA 02110-1301, USA.
21  */
22 
23 #ifndef _GST_GL_MEMORY_EGL_H_
24 #define _GST_GL_MEMORY_EGL_H_
25 
26 #include <gst/gl/gstglmemory.h>
27 #include <gst/gl/egl/gsteglimage.h>
28 #include <gst/gl/egl/gstgldisplay_egl.h>
29 
30 G_BEGIN_DECLS
31 
32 #define GST_TYPE_GL_MEMORY_EGL_ALLOCATOR (gst_gl_memory_egl_allocator_get_type())
33 GST_GL_API GType gst_gl_memory_egl_allocator_get_type(void);
34 
35 #define GST_IS_GL_MEMORY_EGL_ALLOCATOR(obj)              (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_GL_MEMORY_EGL_ALLOCATOR))
36 #define GST_IS_GL_MEMORY_EGL_ALLOCATOR_CLASS(klass)      (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_GL_MEMORY_EGL_ALLOCATOR))
37 #define GST_GL_MEMORY_EGL_ALLOCATOR_GET_CLASS(obj)       (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_GL_MEMORY_EGL_ALLOCATOR, GstGLMemoryEGLAllocatorClass))
38 #define GST_GL_MEMORY_EGL_ALLOCATOR(obj)                 (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_GL_MEMORY_EGL_ALLOCATOR, GstGLMemoryEGLAllocator))
39 #define GST_GL_MEMORY_EGL_ALLOCATOR_CLASS(klass)         (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_GL_MEMORY_EGL_ALLOCATOR, GstGLMemoryEGLAllocatorClass))
40 #define GST_GL_MEMORY_EGL_ALLOCATOR_CAST(obj)            ((GstGLMemoryEGLAllocator *)(obj))
41 
42 /**
43  * GstGLMemoryEGL:
44  *
45  * Private instance
46  */
47 struct _GstGLMemoryEGL
48 {
49   /* <private> */
50   GstGLMemory mem;
51 
52   GstEGLImage *image;
53 
54   gpointer _padding[GST_PADDING];
55 };
56 
57 /**
58  * GST_GL_MEMORY_EGL_ALLOCATOR_NAME:
59  *
60  * The name of the GL Memory EGL allocator
61  */
62 #define GST_GL_MEMORY_EGL_ALLOCATOR_NAME "GLMemoryEGL"
63 
64 GST_GL_API
65 void          gst_gl_memory_egl_init_once               (void);
66 
67 GST_GL_API
68 gboolean      gst_is_gl_memory_egl                      (GstMemory * mem);
69 
70 GST_GL_API
71 gpointer      gst_gl_memory_egl_get_image               (GstGLMemoryEGL * mem);
72 
73 GST_GL_API
74 gpointer      gst_gl_memory_egl_get_display             (GstGLMemoryEGL * mem);
75 
76 /**
77  * GstGLMemoryEGLAllocator
78  *
79  * Opaque #GstGLMemoryEGLAllocator struct
80  */
81 struct _GstGLMemoryEGLAllocator
82 {
83   /* <private> */
84 
85   GstGLMemoryAllocator parent;
86 
87   gpointer _padding[GST_PADDING];
88 };
89 
90 /**
91  * GstGLMemoryEGLAllocatorClass:
92  *
93  * The #GstGLMemoryEGLAllocatorClass only contains private data
94  */
95 struct _GstGLMemoryEGLAllocatorClass
96 {
97   /* <private> */
98   GstGLMemoryAllocatorClass parent_class;
99 
100   gpointer _padding[GST_PADDING];
101 };
102 
103 G_END_DECLS
104 
105 #endif /* _GST_GL_MEMORY_EGL_H_ */
106