gst-libs/gst/video/video-event.h

   1 /* GStreamer
   2  * Copyright (C) <2011> Wim Taymans <wim.taymans@gmail.com>
   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., 51 Franklin St, Fifth Floor,
  17  * Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifndef __GST_VIDEO_EVENT_H__
  21 #define __GST_VIDEO_EVENT_H__
  22
  23 #include <gst/gst.h>
  24 #include <gst/video/video-prelude.h>
  25
  26 G_BEGIN_DECLS
  27
  28 /* video still frame event creation and parsing */
  29
  30 GST_VIDEO_API
  31 GstEvent *     gst_video_event_new_still_frame   (gboolean in_still);
  32
  33 GST_VIDEO_API
  34 gboolean       gst_video_event_parse_still_frame (GstEvent * event, gboolean * in_still);
  35
  36 /* video force key unit event creation and parsing */
  37
  38 GST_VIDEO_API
  39 GstEvent * gst_video_event_new_downstream_force_key_unit (GstClockTime timestamp,
  40                                                           GstClockTime stream_time,
  41                                                           GstClockTime running_time,
  42                                                           gboolean all_headers,
  43                                                           guint count);
  44
  45 GST_VIDEO_API
  46 gboolean gst_video_event_parse_downstream_force_key_unit (GstEvent * event,
  47                                                           GstClockTime * timestamp,
  48                                                           GstClockTime * stream_time,
  49                                                           GstClockTime * running_time,
  50                                                           gboolean * all_headers,
  51                                                           guint * count);
  52
  53 GST_VIDEO_API
  54 GstEvent * gst_video_event_new_upstream_force_key_unit (GstClockTime running_time,
  55                                                         gboolean all_headers,
  56                                                         guint count);
  57
  58 GST_VIDEO_API
  59 gboolean gst_video_event_parse_upstream_force_key_unit (GstEvent * event,
  60                                                         GstClockTime * running_time,
  61                                                         gboolean * all_headers,
  62                                                         guint * count);
  63
  64 GST_VIDEO_API
  65 gboolean gst_video_event_is_force_key_unit(GstEvent *event);
  66
  67 G_END_DECLS
  68
  69 #endif /* __GST_VIDEO_EVENT_H__ */