gst-libs/gst/vaapi/gstvaapitexture.h

   1 /*
   2  *  gstvaapitexture.h - VA texture abstraction
   3  *
   4  *  Copyright (C) 2010-2011 Splitted-Desktop Systems
   5  *
   6  *  This library is free software; you can redistribute it and/or
   7  *  modify it under the terms of the GNU Lesser General Public License
   8  *  as published by the Free Software Foundation; either version 2.1
   9  *  of the License, or (at your option) any later version.
  10  *
  11  *  This library is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  *  Lesser General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU Lesser General Public
  17  *  License along with this library; if not, write to the Free
  18  *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  *  Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef GST_VAAPI_TEXTURE_H
  23 #define GST_VAAPI_TEXTURE_H
  24
  25 #include <GL/gl.h>
  26 #include <gst/vaapi/gstvaapitypes.h>
  27 #include <gst/vaapi/gstvaapiobject.h>
  28 #include <gst/vaapi/gstvaapidisplay.h>
  29 #include <gst/vaapi/gstvaapisurface.h>
  30
  31 G_BEGIN_DECLS
  32
  33 #define GST_VAAPI_TYPE_TEXTURE \
  34     (gst_vaapi_texture_get_type())
  35
  36 #define GST_VAAPI_TEXTURE(obj)                          \
  37     (G_TYPE_CHECK_INSTANCE_CAST((obj),                  \
  38                                 GST_VAAPI_TYPE_TEXTURE, \
  39                                 GstVaapiTexture))
  40
  41 #define GST_VAAPI_TEXTURE_CLASS(klass)                  \
  42     (G_TYPE_CHECK_CLASS_CAST((klass),                   \
  43                              GST_VAAPI_TYPE_TEXTURE,    \
  44                              GstVaapiTextureClass))
  45
  46 #define GST_VAAPI_IS_TEXTURE(obj) \
  47     (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_TEXTURE))
  48
  49 #define GST_VAAPI_IS_TEXTURE_CLASS(klass) \
  50     (G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_TEXTURE))
  51
  52 #define GST_VAAPI_TEXTURE_GET_CLASS(obj)                \
  53     (G_TYPE_INSTANCE_GET_CLASS((obj),                   \
  54                                GST_VAAPI_TYPE_TEXTURE,  \
  55                                GstVaapiTextureClass))
  56
  57 typedef struct _GstVaapiTexture                 GstVaapiTexture;
  58 typedef struct _GstVaapiTexturePrivate          GstVaapiTexturePrivate;
  59 typedef struct _GstVaapiTextureClass            GstVaapiTextureClass;
  60
  61 /**
  62  * GstVaapiTexture:
  63  *
  64  * Base class for system-dependent textures.
  65  */
  66 struct _GstVaapiTexture {
  67     /*< private >*/
  68     GstVaapiObject parent_instance;
  69
  70     GstVaapiTexturePrivate *priv;
  71 };
  72
  73 /**
  74  * GstVaapiTextureClass:
  75  *
  76  * Base class for system-dependent textures.
  77  */
  78 struct _GstVaapiTextureClass {
  79     /*< private >*/
  80     GstVaapiObjectClass parent_class;
  81 };
  82
  83 GType
  84 gst_vaapi_texture_get_type(void) G_GNUC_CONST;
  85
  86 GstVaapiTexture *
  87 gst_vaapi_texture_new(
  88     GstVaapiDisplay *display,
  89     GLenum           target,
  90     GLenum           format,
  91     guint            width,
  92     guint            height
  93 );
  94
  95 GstVaapiTexture *
  96 gst_vaapi_texture_new_with_texture(
  97     GstVaapiDisplay *display,
  98     GLuint           texture,
  99     GLenum           target,
 100     GLenum           format
 101 );
 102
 103 GLuint
 104 gst_vaapi_texture_get_id(GstVaapiTexture *texture);
 105
 106 GLenum
 107 gst_vaapi_texture_get_target(GstVaapiTexture *texture);
 108
 109 GLenum
 110 gst_vaapi_texture_get_format(GstVaapiTexture *texture);
 111
 112 guint
 113 gst_vaapi_texture_get_width(GstVaapiTexture *texture);
 114
 115 guint
 116 gst_vaapi_texture_get_height(GstVaapiTexture *texture);
 117
 118 void
 119 gst_vaapi_texture_get_size(
 120     GstVaapiTexture *texture,
 121     guint           *pwidth,
 122     guint           *pheight
 123 );
 124
 125 gboolean
 126 gst_vaapi_texture_put_surface(
 127     GstVaapiTexture *texture,
 128     GstVaapiSurface *surface,
 129     guint            flags
 130 );
 131
 132 G_END_DECLS
 133
 134 #endif /* GST_VAAPI_TEXTURE_H */