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81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/* GStreamer X-based Overlay
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* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
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*
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* x-overlay.h: X-based overlay interface design
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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_X_OVERLAY_H__
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#define __GST_X_OVERLAY_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_X_OVERLAY \
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(gst_x_overlay_get_type ())
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#define GST_X_OVERLAY(obj) \
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(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_X_OVERLAY, \
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GstXOverlay))
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#define GST_X_OVERLAY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_X_OVERLAY, GstXOverlayClass))
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#define GST_IS_X_OVERLAY(obj) \
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(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_X_OVERLAY))
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#define GST_IS_X_OVERLAY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_X_OVERLAY))
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#define GST_X_OVERLAY_GET_CLASS(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_X_OVERLAY, GstXOverlayClass))
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typedef struct _GstXOverlay GstXOverlay;
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typedef struct _GstXOverlayClass {
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GTypeInterface klass;
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/* virtual functions */
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void (* set_xwindow_id) (GstXOverlay *overlay,
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gulong xwindow_id);
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/* optional virtual functions */
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void (* get_desired_size) (GstXOverlay *overlay,
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guint *width,
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guint *height);
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void (* expose) (GstXOverlay *overlay);
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/* signals */
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void (*have_xwindow_id) (GstXOverlay *overlay,
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gulong xwindow_id);
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void (* desired_size) (GstXOverlay *overlay,
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guint width,
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guint height);
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gpointer _gst_reserved[GST_PADDING];
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} GstXOverlayClass;
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GType gst_x_overlay_get_type (void);
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/* virtual class function wrappers */
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void gst_x_overlay_set_xwindow_id (GstXOverlay *overlay, gulong xwindow_id);
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void gst_x_overlay_get_desired_size (GstXOverlay *overlay, guint *width, guint *height);
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void gst_x_overlay_expose (GstXOverlay *overlay);
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/* public methods to fire signals */
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void gst_x_overlay_got_xwindow_id (GstXOverlay *overlay, gulong xwindow_id);
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void gst_x_overlay_got_desired_size (GstXOverlay *overlay, guint width, guint height);
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G_END_DECLS
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#endif /* __GST_X_OVERLAY_H__ */
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