diff options
Diffstat (limited to 'gst/videofilter')
-rw-r--r-- | gst/videofilter/gstgamma.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/gst/videofilter/gstgamma.h b/gst/videofilter/gstgamma.h new file mode 100644 index 00000000..099c15fe --- /dev/null +++ b/gst/videofilter/gstgamma.h @@ -0,0 +1,75 @@ +/* GStreamer + * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> + * Copyright (C) <2003> David Schleef <ds@schleef.org> + * Copyright (C) 2003 Arwed v. Merkatz <v.merkatz@gmx.net> + * Copyright (C) 2006 Mark Nauwelaerts <manauw@skynet.be> + * + * 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_VIDEO_GAMMA_H__ +#define __GST_VIDEO_GAMMA_H__ + +#include <gst/video/gstvideofilter.h> + +G_BEGIN_DECLS + +#define GST_TYPE_GAMMA \ + (gst_gamma_get_type()) +#define GST_GAMMA(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GAMMA,GstGamma)) +#define GST_GAMMA_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GAMMA,GstGammaClass)) +#define GST_IS_GAMMA(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GAMMA)) +#define GST_IS_GAMMA_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GAMMA)) + +typedef struct _GstGamma GstGamma; +typedef struct _GstGammaClass GstGammaClass; + +/** + * GstGamma: + * + * Opaque data structure. + */ +struct _GstGamma +{ + GstVideoFilter videofilter; + + /* format */ + gint width; + gint height; + gint size; + + /* properties */ + double gamma; + + /* tables */ + guint8 gamma_table[256]; +}; + +struct _GstGammaClass +{ + GstVideoFilterClass parent_class; +}; + +GType gst_gamma_get_type(void); + +G_END_DECLS + +#endif /* __GST_VIDEO_GAMMA_H__ */ |