gst-libs/gst/vaapi/gstvaapisubpicture.h

   1 /*
   2  *  gstvaapisubpicture.h - VA subpicture abstraction
   3  *
   4  *  gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program 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
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  19  */
  20
  21 #ifndef GST_VAAPI_SUBPICTURE_H
  22 #define GST_VAAPI_SUBPICTURE_H
  23
  24 #include <gst/vaapi/gstvaapiobject.h>
  25 #include <gst/vaapi/gstvaapidisplay.h>
  26 #include <gst/vaapi/gstvaapiimage.h>
  27
  28 G_BEGIN_DECLS
  29
  30 #define GST_VAAPI_TYPE_SUBPICTURE \
  31     (gst_vaapi_subpicture_get_type())
  32
  33 #define GST_VAAPI_SUBPICTURE(obj)                               \
  34     (G_TYPE_CHECK_INSTANCE_CAST((obj),                          \
  35                                 GST_VAAPI_TYPE_SUBPICTURE,      \
  36                                 GstVaapiSubpicture))
  37
  38 #define GST_VAAPI_SUBPICTURE_CLASS(klass)                       \
  39     (G_TYPE_CHECK_CLASS_CAST((klass),                           \
  40                              GST_VAAPI_TYPE_SUBPICTURE,         \
  41                              GstVaapiSubpictureClass))
  42
  43 #define GST_VAAPI_IS_SUBPICTURE(obj) \
  44     (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_SUBPICTURE))
  45
  46 #define GST_VAAPI_IS_SUBPICTURE_CLASS(klass) \
  47     (G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_SUBPICTURE))
  48
  49 #define GST_VAAPI_SUBPICTURE_GET_CLASS(obj)                     \
  50     (G_TYPE_INSTANCE_GET_CLASS((obj),                           \
  51                                GST_VAAPI_TYPE_SUBPICTURE,       \
  52                                GstVaapiSubpictureClass))
  53
  54 typedef struct _GstVaapiSubpicture              GstVaapiSubpicture;
  55 typedef struct _GstVaapiSubpicturePrivate       GstVaapiSubpicturePrivate;
  56 typedef struct _GstVaapiSubpictureClass         GstVaapiSubpictureClass;
  57
  58 /**
  59  * GstVaapiSubpicture:
  60  *
  61  * A VA subpicture wrapper
  62  */
  63 struct _GstVaapiSubpicture {
  64     /*< private >*/
  65     GstVaapiObject parent_instance;
  66
  67     GstVaapiSubpicturePrivate *priv;
  68 };
  69
  70 /**
  71  * GstVaapiSubpictureClass:
  72  *
  73  * A VA subpicture wrapper class
  74  */
  75 struct _GstVaapiSubpictureClass {
  76     /*< private >*/
  77     GstVaapiObjectClass parent_class;
  78 };
  79
  80 GType
  81 gst_vaapi_subpicture_get_type(void);
  82
  83 GstVaapiSubpicture *
  84 gst_vaapi_subpicture_new(GstVaapiImage *image);
  85
  86 VASubpictureID
  87 gst_vaapi_subpicture_get_id(GstVaapiSubpicture *subpicture);
  88
  89 GstVaapiImage *
  90 gst_vaapi_subpicture_get_image(GstVaapiSubpicture *subpicture);
  91
  92 void
  93 gst_vaapi_subpicture_set_image(
  94     GstVaapiSubpicture *subpicture,
  95     GstVaapiImage      *image
  96 );
  97
  98 G_END_DECLS
  99
 100 #endif /* GST_VAAPI_SUBPICTURE_H */