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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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c2b8daff3a
Original commit message from CVS: Various cleanups. Moved the overlay code to a specialized widget. One error I cannot seem to fix: switching desktops does not disable the overlay.
90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
/* Gnome-Streamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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_META_VIDEORAW_H__
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#define __GST_META_VIDEORAW_H__
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#include <gst/gst.h>
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#include <gdk/gdk.h>
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#include <gst/gstmeta.h>
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typedef struct _MetaVideoRaw MetaVideoRaw;
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typedef struct _MetaDGA MetaDGA;
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typedef struct _MetaOverlay MetaOverlay;
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typedef struct _OverlayClip OverlayClip;
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enum {
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GST_META_VIDEORAW_RGB555,
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GST_META_VIDEORAW_BGR555,
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GST_META_VIDEORAW_RGB565,
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GST_META_VIDEORAW_BGR565,
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GST_META_VIDEORAW_RGB24, // RGB
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GST_META_VIDEORAW_RGB32,
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GST_META_VIDEORAW_YUV420, // YUV planar
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GST_META_VIDEORAW_YUV422
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};
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struct _OverlayClip {
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int x1, x2, y1, y2;
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};
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struct _MetaDGA {
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// the base address of the screen
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void *base;
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// the dimensions of the screen
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int swidth, sheight;
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// the number of bytes in a line
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int bytes_per_line;
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};
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struct _MetaOverlay {
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// the position of the window
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int wx, wy;
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// a reference to the object sending overlay change events
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GtkWidget *overlay_element;
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// the number of overlay regions
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int clip_count;
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// the overlay regions of the display window
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struct _OverlayClip overlay_clip[32];
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gint width;
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gint height;
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gboolean did_overlay;
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gboolean fully_obscured;
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};
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struct _MetaVideoRaw {
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GstMeta meta;
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/* formatting information */
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gint format;
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GdkVisual *visual;
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// dimensions of the video buffer
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gint width;
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gint height;
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// a pointer to the overlay info if the sink supports this
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MetaOverlay *overlay_info;
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// a pointer to the DGA info if the sink supports this
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MetaDGA *dga_info;
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};
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#endif /* __GST_META_VIDEORAW_H__ */
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