gstreamer/gst-libs/gst/video/videosink.h
Julien Moutte 451645fd56 gst-libs/gst/video/: Add helper function needed for video sinks.
Original commit message from CVS:
2005-11-16  Julien MOUTTE  <julien@moutte.net>

* gst-libs/gst/video/gstvideosink.c:
(gst_video_sink_center_rect):
* gst-libs/gst/video/videosink.h: Add helper function needed
for video sinks.
2005-11-16 15:59:21 +00:00

79 lines
2.4 KiB
C

/*
* GStreamer Video sink.
*
* Copyright (C) <2003> Julien Moutte <julien@moutte.net>
*
* 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.
*/
#ifndef __GST_VIDEO_SINK_H__
#define __GST_VIDEO_SINK_H__
#include <gst/gst.h>
#include <gst/base/gstbasesink.h>
G_BEGIN_DECLS
#define GST_TYPE_VIDEO_SINK (gst_video_sink_get_type())
#define GST_VIDEO_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VIDEO_SINK, GstVideoSink))
#define GST_VIDEO_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VIDEO_SINK, GstVideoSink))
#define GST_IS_VIDEO_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VIDEO_SINK))
#define GST_IS_VIDEO_SINK_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VIDEO_SINK))
#define GST_VIDEO_SINK_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VIDEO_SINK, GstVideoSinkClass))
#define GST_VIDEO_SINK_PAD GST_BASE_SINK_PAD
#define GST_VIDEO_SINK_CLOCK GST_BASE_SINK_CLOCK
#define GST_VIDEO_SINK_WIDTH(obj) (GST_VIDEO_SINK (obj)->width)
#define GST_VIDEO_SINK_HEIGHT(obj) (GST_VIDEO_SINK (obj)->height)
typedef struct _GstVideoSink GstVideoSink;
typedef struct _GstVideoSinkClass GstVideoSinkClass;
typedef struct _GstVideoRectangle GstVideoRectangle;
struct _GstVideoRectangle {
gint x;
gint y;
gint w;
gint h;
};
struct _GstVideoSink {
GstBaseSink element;
gint width, height;
gpointer _gst_reserved[GST_PADDING];
};
struct _GstVideoSinkClass {
GstBaseSinkClass parent_class;
gpointer _gst_reserved[GST_PADDING];
};
GType gst_video_sink_get_type (void);
void gst_video_sink_center_rect (GstVideoRectangle src, GstVideoRectangle dst,
GstVideoRectangle *result, gboolean scaling);
G_END_DECLS
#endif /* __GST_VIDEO_SINK_H__ */