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Diffstat (limited to 'gst-libs/gst/interfaces/videoorientation.c')
| -rw-r--r-- | gst-libs/gst/interfaces/videoorientation.c | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/gst-libs/gst/interfaces/videoorientation.c b/gst-libs/gst/interfaces/videoorientation.c deleted file mode 100644 index 35ded695..00000000 --- a/gst-libs/gst/interfaces/videoorientation.c +++ /dev/null @@ -1,270 +0,0 @@ -/* GStreamer - * Copyright (C) 2006 Nokia <stefan.kost@nokia.com> - * - * videoorientation.c: video flipping and centering 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., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "videoorientation.h" -#include "interfaces-marshal.h" - -#include <string.h> - -/** - * SECTION:gstvideoorientation - * @short_description: Interface for elements providing video orientation - * controls - * - * The interface allows unified access to control flipping and autocenter - * operation of video-sources or operators. - * - * Since: 0.10.11 - */ - -static void gst_video_orientation_iface_init (GstVideoOrientationInterface * - iface); - -GType -gst_video_orientation_get_type (void) -{ - static GType gst_video_orientation_type = 0; - - if (!gst_video_orientation_type) { - static const GTypeInfo gst_video_orientation_info = { - sizeof (GstVideoOrientationInterface), - (GBaseInitFunc) gst_video_orientation_iface_init, - NULL, - NULL, - NULL, - NULL, - 0, - 0, - NULL, - }; - - gst_video_orientation_type = g_type_register_static (G_TYPE_INTERFACE, - "GstVideoOrientation", &gst_video_orientation_info, 0); - g_type_interface_add_prerequisite (gst_video_orientation_type, - GST_TYPE_IMPLEMENTS_INTERFACE); - } - - return gst_video_orientation_type; -} - -static void -gst_video_orientation_iface_init (GstVideoOrientationInterface * iface) -{ - /* default virtual functions */ - - iface->get_hflip = NULL; - iface->get_vflip = NULL; - iface->get_hcenter = NULL; - iface->get_vcenter = NULL; - - iface->set_hflip = NULL; - iface->set_vflip = NULL; - iface->set_hcenter = NULL; - iface->set_vcenter = NULL; -} - -/** - * gst_video_orientation_get_hflip: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @flip: return location for the result - * - * Get the horizontal flipping state (%TRUE for flipped) from the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports flipping - */ -gboolean -gst_video_orientation_get_hflip (GstVideoOrientation * video_orientation, - gboolean * flip) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->get_hflip) { - return iface->get_hflip (video_orientation, flip); - } - return FALSE; -} - -/** - * gst_video_orientation_get_vflip: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @flip: return location for the result - * - * Get the vertical flipping state (%TRUE for flipped) from the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports flipping - */ -gboolean -gst_video_orientation_get_vflip (GstVideoOrientation * video_orientation, - gboolean * flip) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->get_vflip) { - return iface->get_vflip (video_orientation, flip); - } - return FALSE; -} - -/** - * gst_video_orientation_get_hcenter: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @center: return location for the result - * - * Get the horizontal centering offset from the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports centering - */ -gboolean -gst_video_orientation_get_hcenter (GstVideoOrientation * video_orientation, - gint * center) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->get_hcenter) { - return iface->get_hcenter (video_orientation, center); - } - return FALSE; -} - -/** - * gst_video_orientation_get_vcenter: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @center: return location for the result - * - * Get the vertical centering offset from the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports centering - */ -gboolean -gst_video_orientation_get_vcenter (GstVideoOrientation * video_orientation, - gint * center) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->get_vcenter) { - return iface->get_vcenter (video_orientation, center); - } - return FALSE; -} - -/** - * gst_video_orientation_set_hflip: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @flip: use flipping - * - * Set the horizontal flipping state (%TRUE for flipped) for the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports flipping - */ -gboolean -gst_video_orientation_set_hflip (GstVideoOrientation * video_orientation, - gboolean flip) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->set_hflip) { - return iface->set_hflip (video_orientation, flip); - } - return FALSE; -} - -/** - * gst_video_orientation_set_vflip: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @flip: use flipping - * - * Set the vertical flipping state (%TRUE for flipped) for the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports flipping - */ -gboolean -gst_video_orientation_set_vflip (GstVideoOrientation * video_orientation, - gboolean flip) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->set_vflip) { - return iface->set_vflip (video_orientation, flip); - } - return FALSE; -} - -/** - * gst_video_orientation_set_hcenter: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @center: centering offset - * - * Set the horizontal centering offset for the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports centering - */ -gboolean -gst_video_orientation_set_hcenter (GstVideoOrientation * video_orientation, - gint center) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->set_hcenter) { - return iface->set_hcenter (video_orientation, center); - } - return FALSE; -} - -/** - * gst_video_orientation_set_vcenter: - * @video_orientation: #GstVideoOrientation interface of a #GstElement - * @center: centering offset - * - * Set the vertical centering offset for the given object. - * - * Since: 0.10.11 - * Returns: %TRUE in case the element supports centering - */ -gboolean -gst_video_orientation_set_vcenter (GstVideoOrientation * video_orientation, - gint center) -{ - GstVideoOrientationInterface *iface = - GST_VIDEO_ORIENTATION_GET_IFACE (video_orientation); - - if (iface->set_vcenter) { - return iface->set_vcenter (video_orientation, center); - } - return FALSE; -} |