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69 lines
3.2 KiB
C
69 lines
3.2 KiB
C
/* GStreamer
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* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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* 2006 Edgard Lima <edgard.lima@indt.org.br>
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*
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* gstv4l2videooverlay.h: tv mixer interface implementation for V4L2
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_V4L2_VIDEO_OVERLAY_H__
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#define __GST_V4L2_VIDEO_OVERLAY_H__
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#include <X11/X.h>
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#include <gst/gst.h>
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#include <gst/interfaces/videooverlay.h>
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#include <gst/interfaces/navigation.h>
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#include <gst/video/gstvideosink.h> /* for GstVideoRectange */
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#include "gstv4l2object.h"
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G_BEGIN_DECLS
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void gst_v4l2_video_overlay_start (GstV4l2Object *v4l2object);
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void gst_v4l2_video_overlay_stop (GstV4l2Object *v4l2object);
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gboolean gst_v4l2_video_overlay_get_render_rect (GstV4l2Object *v4l2object,
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GstVideoRectangle *rect);
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void gst_v4l2_video_overlay_interface_init (GstVideoOverlayInterface * iface);
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void gst_v4l2_video_overlay_set_window_handle (GstV4l2Object * v4l2object,
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guintptr id);
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void gst_v4l2_video_overlay_prepare_window_handle (GstV4l2Object * v4l2object,
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gboolean required);
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#define GST_IMPLEMENT_V4L2_VIDEO_OVERLAY_METHODS(Type, interface_as_function) \
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\
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static void \
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interface_as_function ## _video_overlay_set_window_handle (GstVideoOverlay * overlay, \
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guintptr id) \
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{ \
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Type *this = (Type*) overlay; \
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gst_v4l2_video_overlay_set_window_handle (this->v4l2object, id); \
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} \
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\
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static void \
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interface_as_function ## _video_overlay_interface_init (GstVideoOverlayInterface * iface) \
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{ \
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/* default virtual functions */ \
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iface->set_window_handle = interface_as_function ## _video_overlay_set_window_handle; \
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\
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gst_v4l2_video_overlay_interface_init (iface); \
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} \
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#endif /* __GST_V4L2_VIDEO_OVERLAY_H__ */
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