1 /*

     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 

    19 #ifndef __GST_VIDEO_ORIENTATION_H__

    20 #define __GST_VIDEO_ORIENTATION_H__

    21 

    22 #include <gst/gst.h>

    23 #include <gst/interfaces/interfaces-enumtypes.h>

    24 

    25 G_BEGIN_DECLS

    26 

    27 #define GST_TYPE_VIDEO_ORIENTATION \

    28   (gst_video_orientation_get_type ())

    29 #define GST_VIDEO_ORIENTATION(obj) \

    30   (GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VIDEO_ORIENTATION, GstVideoOrientation))

    31 #define GST_IS_VIDEO_ORIENTATION(obj) \

    32   (GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VIDEO_ORIENTATION))

    33 #define GST_VIDEO_ORIENTATION_GET_IFACE(inst) \

    34   (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_VIDEO_ORIENTATION, GstVideoOrientationInterface))

    35 

    36 /**

    37  * GstVideoOrientation:

    38  *

    39  * Opaque #GstVideoOrientation data structure.

    40  */

    41 typedef struct _GstVideoOrientation GstVideoOrientation;

    42 

    43 /**

    44  * GstVideoOrientationInterface:

    45  * @parent: parent interface type.

    46  * @get_hflip: virtual method to get horizontal flipping state

    47  * @get_vflip: virtual method to get vertical flipping state

    48  * @get_hcenter: virtual method to get horizontal centering state

    49  * @get_vcenter: virtual method to get vertical centering state

    50  * @set_hflip: virtual method to set horizontal flipping state

    51  * @set_vflip: virtual method to set vertical flipping state

    52  * @set_hcenter: virtual method to set horizontal centering state

    53  * @set_vcenter: virtual method to set vertical centering state

    54  *

    55  * #GstVideoOrientationInterface interface.

    56  */

    57 typedef struct _GstVideoOrientationInterface {

    58   GTypeInterface parent;

    59 

    60   /* virtual functions */

    61   gboolean (* get_hflip)   (GstVideoOrientation *video_orientation, gboolean *flip);

    62   gboolean (* get_vflip)   (GstVideoOrientation *video_orientation, gboolean *flip);

    63   gboolean (* get_hcenter) (GstVideoOrientation *video_orientation, gint *center);

    64   gboolean (* get_vcenter) (GstVideoOrientation *video_orientation, gint *center);

    65 

    66   gboolean (* set_hflip)   (GstVideoOrientation *video_orientation, gboolean flip);

    67   gboolean (* set_vflip)   (GstVideoOrientation *video_orientation, gboolean flip);

    68   gboolean (* set_hcenter) (GstVideoOrientation *video_orientation, gint center);

    69   gboolean (* set_vcenter) (GstVideoOrientation *video_orientation, gint center);

    70 

    71   /*< private > */

    72   gpointer _gst_reserved[GST_PADDING];

    73 } GstVideoOrientationInterface;

    74 #ifdef __SYMBIAN32__

    75 IMPORT_C

    76 #endif

    77 

    78 

    79 GType           gst_video_orientation_get_type              (void);

    80 

    81 /* virtual class function wrappers */

    82 #ifdef __SYMBIAN32__

    83 IMPORT_C

    84 #endif

    85 

    86 gboolean gst_video_orientation_get_hflip (GstVideoOrientation *video_orientation, gboolean *flip);

    87 #ifdef __SYMBIAN32__

    88 IMPORT_C

    89 #endif

    90 

    91 gboolean gst_video_orientation_get_vflip (GstVideoOrientation *video_orientation, gboolean *flip);

    92 #ifdef __SYMBIAN32__

    93 IMPORT_C

    94 #endif

    95 

    96 gboolean gst_video_orientation_get_hcenter (GstVideoOrientation *video_orientation, gint *center);

    97 #ifdef __SYMBIAN32__

    98 IMPORT_C

    99 #endif

   100 

   101 gboolean gst_video_orientation_get_vcenter (GstVideoOrientation *video_orientation, gint *center);

   102 #ifdef __SYMBIAN32__

   103 IMPORT_C

   104 #endif

   105 

   106 

   107 gboolean gst_video_orientation_set_hflip (GstVideoOrientation *video_orientation, gboolean flip);

   108 #ifdef __SYMBIAN32__

   109 IMPORT_C

   110 #endif

   111 

   112 gboolean gst_video_orientation_set_vflip (GstVideoOrientation *video_orientation, gboolean flip);

   113 #ifdef __SYMBIAN32__

   114 IMPORT_C

   115 #endif

   116 

   117 gboolean gst_video_orientation_set_hcenter (GstVideoOrientation *video_orientation, gint center);

   118 #ifdef __SYMBIAN32__

   119 IMPORT_C

   120 #endif

   121 

   122 gboolean gst_video_orientation_set_vcenter (GstVideoOrientation *video_orientation, gint center);

   123 

   124 G_END_DECLS

   125 

   126 #endif /* __GST_VIDEO_ORIENTATION_H__ */