gstreamer/gst/meta/videoraw.h

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/* Gnome-Streamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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_META_VIDEORAW_H__
#define __GST_META_VIDEORAW_H__
#include <gst/gst.h>
#include <gdk/gdk.h>
#include <gst/gstmeta.h>
#include <libs/colorspace/gstcolorspace.h>
typedef struct _MetaVideoRaw MetaVideoRaw;
typedef struct _MetaDGA MetaDGA;
typedef struct _MetaOverlay MetaOverlay;
typedef struct _OverlayClip OverlayClip;
struct _OverlayClip {
int x1, x2, y1, y2;
};
struct _MetaDGA {
// the base address of the screen
void *base;
// the dimensions of the screen
int swidth, sheight;
// the number of bytes in a line
int bytes_per_line;
};
struct _MetaOverlay {
// the position of the window
int wx, wy;
// a reference to the object sending overlay change events
GtkWidget *overlay_element;
// the number of overlay regions
int clip_count;
// the overlay regions of the display window
struct _OverlayClip overlay_clip[32];
gint width;
gint height;
gboolean did_overlay;
gboolean fully_obscured;
};
struct _MetaVideoRaw {
GstMeta meta;
/* formatting information */
GstColorSpaceType format;
GdkVisual *visual;
// dimensions of the video buffer
gint width;
gint height;
// a pointer to the overlay info if the sink supports this
MetaOverlay *overlay_info;
// a pointer to the DGA info if the sink supports this
MetaDGA *dga_info;
};
#endif /* __GST_META_VIDEORAW_H__ */