1 /* GStreamer 2 * Copyright (C) <2006> Wim Taymans <wim@fluendo.com> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef __GST_VIDEO_SIGNAL_H__ 21 #define __GST_VIDEO_SIGNAL_H__ 22 23 #include <gst/video/gstvideofilter.h> 24 25 G_BEGIN_DECLS 26 27 #define GST_TYPE_VIDEO_SIGNAL \ 28 (gst_video_signal_get_type()) 29 #define GST_VIDEO_SIGNAL(obj) \ 30 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_SIGNAL,GstVideoSignal)) 31 #define GST_VIDEO_SIGNAL_CLASS(klass) \ 32 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_SIGNAL,GstVideoSignalClass)) 33 #define GST_IS_VIDEO_SIGNAL(obj) \ 34 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_SIGNAL)) 35 #define GST_IS_VIDEO_SIGNAL_CLASS(klass) \ 36 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_SIGNAL)) 37 38 typedef struct _GstVideoSignal GstVideoSignal; 39 typedef struct _GstVideoSignalClass GstVideoSignalClass; 40 41 /** 42 * GstVideoSignal: 43 * 44 * Opaque datastructure. 45 */ 46 struct _GstVideoSignal { 47 GstVideoFilter videofilter; 48 49 gint width, height; 50 51 gdouble brightness; 52 gdouble brightness_var; 53 54 guint64 interval; 55 }; 56 57 struct _GstVideoSignalClass { 58 GstVideoFilterClass parent_class; 59 }; 60 61 GType gst_video_signal_get_type (void); 62 63 G_END_DECLS 64 65 #endif /* __GST_VIDEO_SIGNAL_H__ */ 66