/* GStreamer * Copyright (C) 2016 Igalia * * videodirection.c: video rotation and flipping interface * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "video.h" #define PROP_DIRECTION_DEFAULT GST_VIDEO_ORIENTATION_IDENTITY /** * SECTION:gstvideodirection * @title: GstVideoDirection * @short_description: Interface for elements providing video * rotation and flipping controls * * The interface allows unified access to control flipping and rotation * operations of video-sources or operators. * * Since: 1.10 */ G_DEFINE_INTERFACE (GstVideoDirection, gst_video_direction, 0); static void gst_video_direction_default_init (GstVideoDirectionInterface * iface) { g_object_interface_install_property (iface, g_param_spec_enum ("video-direction", "Video direction", "Video direction: rotation and flipping", GST_TYPE_VIDEO_ORIENTATION_METHOD, PROP_DIRECTION_DEFAULT, GST_PARAM_CONTROLLABLE | G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS)); }