/* GStreamer GdkPixbuf overlay * Copyright (C) 2012 Tim-Philipp Müller <tim centricular 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_GDK_PIXBUF_OVERLAY_H_ #define _GST_GDK_PIXBUF_OVERLAY_H_ #include <gst/video/video.h> #include <gst/video/gstvideofilter.h> #include <gst/video/video-overlay-composition.h> #include <gdk-pixbuf/gdk-pixbuf.h> G_BEGIN_DECLS #define GST_TYPE_GDK_PIXBUF_OVERLAY (gst_gdk_pixbuf_overlay_get_type()) #define GST_GDK_PIXBUF_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GDK_PIXBUF_OVERLAY,GstGdkPixbufOverlay)) #define GST_GDK_PIXBUF_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GDK_PIXBUF_OVERLAY,GstGdkPixbufOverlayClass)) #define GST_IS_GDK_PIXBUF_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GDK_PIXBUF_OVERLAY)) #define GST_IS_GDK_PIXBUF_OVERLAY_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GDK_PIXBUF_OVERLAY)) typedef struct _GstGdkPixbufOverlay GstGdkPixbufOverlay; typedef struct _GstGdkPixbufOverlayClass GstGdkPixbufOverlayClass; /** * GstGdkPixbufOverlay: * * The opaque element instance structure. */ struct _GstGdkPixbufOverlay { GstVideoFilter videofilter; /* properties */ gchar * location; gint offset_x; gint offset_y; gdouble relative_x; gdouble relative_y; gint overlay_width; gint overlay_height; gdouble alpha; /* the loaded image, as BGRA/ARGB pixels, with GstVideoMeta */ GstBuffer * pixels; GstVideoOverlayComposition * comp; /* render position or dimension has changed */ gboolean update_composition; }; struct _GstGdkPixbufOverlayClass { GstVideoFilterClass videofilter_class; }; GType gst_gdk_pixbuf_overlay_get_type (void); G_END_DECLS #endif