1 /* GStreamer

     2  * Copyright (C) 2007 David Schleef <ds@schleef.org>

     3  *

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

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

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

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

     8  *

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

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

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

    12  * Library General Public License for more details.

    13  *

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

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

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

    17  * Boston, MA 02111-1307, USA.

    18  */

    19 

    20 #ifdef HAVE_CONFIG_H

    21 #include "config.h"

    22 #endif

    23 

    24 #include <gst/gst.h>

    25 #include <gst/base/gstpushsrc.h>

    26 

    27 #include <string.h>

    28 

    29 #include "gstappbuffer.h"

    30 

    31 static void gst_app_buffer_init (GstAppBuffer * buffer, gpointer g_class);

    32 static void gst_app_buffer_class_init (gpointer g_class, gpointer class_data);

    33 static void gst_app_buffer_finalize (GstAppBuffer * buffer);

    34 

    35 static GstBufferClass *parent_class;

    36 

    37 EXPORT_C GType

    38 gst_app_buffer_get_type (void)

    39 {

    40   static GType _gst_app_buffer_type;

    41 

    42   if (G_UNLIKELY (_gst_app_buffer_type == 0)) {

    43     static const GTypeInfo app_buffer_info = {

    44       sizeof (GstBufferClass),

    45       NULL,

    46       NULL,

    47       gst_app_buffer_class_init,

    48       NULL,

    49       NULL,

    50       sizeof (GstAppBuffer),

    51       0,

    52       (GInstanceInitFunc) gst_app_buffer_init,

    53       NULL

    54     };

    55     _gst_app_buffer_type = g_type_register_static (GST_TYPE_BUFFER,

    56         "GstAppBuffer", &app_buffer_info, 0);

    57   }

    58   return _gst_app_buffer_type;

    59 }

    60 

    61 static void

    62 gst_app_buffer_init (GstAppBuffer * buffer, gpointer g_class)

    63 {

    64 

    65 }

    66 

    67 static void

    68 gst_app_buffer_class_init (gpointer g_class, gpointer class_data)

    69 {

    70   GstMiniObjectClass *mini_object_class = GST_MINI_OBJECT_CLASS (g_class);

    71 

    72   mini_object_class->finalize =

    73       (GstMiniObjectFinalizeFunction) gst_app_buffer_finalize;

    74 

    75   parent_class = g_type_class_peek_parent (g_class);

    76 }

    77 

    78 static void

    79 gst_app_buffer_finalize (GstAppBuffer * buffer)

    80 {

    81   g_return_if_fail (buffer != NULL);

    82   g_return_if_fail (GST_IS_APP_BUFFER (buffer));

    83 

    84   if (buffer->finalize) {

    85     buffer->finalize (buffer->priv);

    86   }

    87 

    88   GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (buffer));

    89 }

    90 

    91 EXPORT_C GstBuffer *

    92 gst_app_buffer_new (void *data, int length,

    93     GstAppBufferFinalizeFunc finalize, void *priv)

    94 {

    95   GstAppBuffer *buffer;

    96 

    97   buffer = (GstAppBuffer *) gst_mini_object_new (GST_TYPE_APP_BUFFER);

    98 

    99   GST_BUFFER_DATA (buffer) = data;

   100   GST_BUFFER_SIZE (buffer) = length;

   101 

   102   buffer->finalize = finalize;

   103   buffer->priv = priv;

   104 

   105   return GST_BUFFER (buffer);

   106 }