1 /* GStreamer

     2  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>

     3  *                    2000 Wim Taymans <wtay@chello.be>

     4  *                    2005 Wim Taymans <wim@fluendo.com>

     5  *

     6  * gstpushsrc.h:

     7  *

     8  * This library is free software; you can redistribute it and/or

     9  * modify it under the terms of the GNU Library General Public

    10  * License as published by the Free Software Foundation; either

    11  * version 2 of the License, or (at your option) any later version.

    12  *

    13  * This library is distributed in the hope that it will be useful,

    14  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    16  * Library General Public License for more details.

    17  *

    18  * You should have received a copy of the GNU Library General Public

    19  * License along with this library; if not, write to the

    20  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

    21  * Boston, MA 02111-1307, USA.

    22  */

    23 

    24 #ifndef __GST_PUSH_SRC_H__

    25 #define __GST_PUSH_SRC_H__

    26 

    27 #include <gst/gst.h>

    28 #include <gst/base/gstbasesrc.h>

    29 

    30 G_BEGIN_DECLS

    31 

    32 #define GST_TYPE_PUSH_SRC  		(gst_push_src_get_type())

    33 #define GST_PUSH_SRC(obj)  		(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PUSH_SRC,GstPushSrc))

    34 #define GST_PUSH_SRC_CLASS(klass) 	(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PUSH_SRC,GstPushSrcClass))

    35 #define GST_PUSH_SRC_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PUSH_SRC, GstPushSrcClass))

    36 #define GST_IS_PUSH_SRC(obj)  		(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PUSH_SRC))

    37 #define GST_IS_PUSH_SRC_CLASS(klass)  	(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PUSH_SRC))

    38 

    39 typedef struct _GstPushSrc GstPushSrc;

    40 typedef struct _GstPushSrcClass GstPushSrcClass;

    41 

    42 /**

    43  * GstPushSrc:

    44  * @parent: the parent base source object.

    45  *

    46  * The opaque #GstPushSrc data structure.

    47  */

    48 struct _GstPushSrc {

    49   GstBaseSrc     parent;

    50 

    51   /*< private >*/

    52   gpointer _gst_reserved[GST_PADDING];

    53 };

    54 

    55 struct _GstPushSrcClass {

    56   GstBaseSrcClass parent_class;

    57 

    58   /* ask the subclass to create a buffer */

    59   GstFlowReturn (*create) (GstPushSrc *src, GstBuffer **buf);

    60 

    61   /*< private >*/

    62   gpointer _gst_reserved[GST_PADDING];

    63 };

    64 #ifdef __SYMBIAN32__

    65 IMPORT_C

    66 #endif

    67 

    68 

    69 GType gst_push_src_get_type(void);

    70 

    71 G_END_DECLS

    72 

    73 #endif /* __GST_PUSH_SRC_H__ */