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       1                 :            : /* GStreamer Editing Services
       2                 :            :  * Copyright (C) 2009 Edward Hervey <edward.hervey@collabora.co.uk>
       3                 :            :  *               2009 Nokia Corporation
       4                 :            :  *
       5                 :            :  * This library is free software; you can redistribute it and/or
       6                 :            :  * modify it under the terms of the GNU Library General Public
       7                 :            :  * License as published by the Free Software Foundation; either
       8                 :            :  * version 2 of the License, or (at your option) any later version.
       9                 :            :  *
      10                 :            :  * This library is distributed in the hope that it will be useful,
      11                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      12                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13                 :            :  * Library General Public License for more details.
      14                 :            :  *
      15                 :            :  * You should have received a copy of the GNU Library General Public
      16                 :            :  * License along with this library; if not, write to the
      17                 :            :  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
      18                 :            :  * Boston, MA 02111-1307, USA.
      19                 :            :  */
      20                 :            : 
      21                 :            : #include <ges/ges.h>
      22                 :            : #include <gst/controller/gstcontroller.h>
      23                 :            : #include "ges-internal.h"
      24                 :            : 
      25                 :            : #define GES_GNONLIN_VERSION_NEEDED_MAJOR 0
      26                 :            : #define GES_GNONLIN_VERSION_NEEDED_MINOR 10
      27                 :            : #define GES_GNONLIN_VERSION_NEEDED_MICRO 16
      28                 :            : 
      29                 :            : GST_DEBUG_CATEGORY (_ges_debug);
      30                 :            : 
      31                 :            : /**
      32                 :            :  * SECTION:ges-common
      33                 :            :  * @short_description: Initialization.
      34                 :            :  */
      35                 :            : 
      36                 :            : static gboolean
      37                 :         28 : ges_check_gnonlin_availability (void)
      38                 :            : {
      39                 :         28 :   gboolean ret = TRUE;
      40         [ -  + ]:         28 :   if (!gst_default_registry_check_feature_version ("gnlcomposition",
      41                 :            :           GES_GNONLIN_VERSION_NEEDED_MAJOR, GES_GNONLIN_VERSION_NEEDED_MINOR,
      42                 :            :           GES_GNONLIN_VERSION_NEEDED_MICRO)) {
      43         [ #  # ]:          0 :     GST_ERROR
      44                 :            :         ("GNonLin plugins not found, or not at least version %u.%u.%u",
      45                 :            :         GES_GNONLIN_VERSION_NEEDED_MAJOR,
      46                 :            :         GES_GNONLIN_VERSION_NEEDED_MINOR, GES_GNONLIN_VERSION_NEEDED_MICRO);
      47                 :          0 :     ret = FALSE;
      48                 :            :   }
      49                 :         28 :   return ret;
      50                 :            : }
      51                 :            : 
      52                 :            : /**
      53                 :            :  * ges_init:
      54                 :            :  *
      55                 :            :  * Initialize the GStreamer Editing Service. Call this before any usage of
      56                 :            :  * GES.
      57                 :            :  */
      58                 :            : 
      59                 :            : gboolean
      60                 :         28 : ges_init (void)
      61                 :            : {
      62                 :            :   /* initialize debugging category */
      63         [ +  - ]:         28 :   GST_DEBUG_CATEGORY_INIT (_ges_debug, "ges", GST_DEBUG_FG_YELLOW,
      64                 :            :       "GStreamer Editing Services");
      65                 :         28 :   gst_controller_init (NULL, NULL);
      66                 :            : 
      67                 :            :   /* register timeline object classes with the system */
      68                 :            : 
      69                 :         28 :   GES_TYPE_TIMELINE_TEST_SOURCE;
      70                 :         28 :   GES_TYPE_TIMELINE_FILE_SOURCE;
      71                 :         28 :   GES_TYPE_TIMELINE_TITLE_SOURCE;
      72                 :         28 :   GES_TYPE_TIMELINE_STANDARD_TRANSITION;
      73                 :         28 :   GES_TYPE_TIMELINE_OVERLAY;
      74                 :            : 
      75                 :            :   /* check the gnonlin elements are available */
      76         [ -  + ]:         28 :   if (!ges_check_gnonlin_availability ())
      77                 :          0 :     return FALSE;
      78                 :            : 
      79                 :            :   /* TODO: user-defined types? */
      80                 :            : 
      81         [ -  + ]:         28 :   GST_DEBUG ("GStreamer Editing Services initialized");
      82                 :            : 
      83                 :         28 :   return TRUE;
      84                 :            : }