effectv: Add rippletv element

This produces a water ripple effect on the video input,
based on motion or a rain drop algorithm.

Kindly relicensed to LGPL2+ by Kentaro Fukuchi <fukuchi@megaui.net>.

Fixes bug #588695.

1 files changed, 87 insertions, 0 deletions

diff --git a/gst/effectv/gstripple.h b/gst/effectv/gstripple.h
new file mode 100644
index 00000000..388ba566
--- /dev/null
+++ b/gst/effectv/gstripple.h
@@ -0,0 +1,87 @@
+/* GStreamer
+ * Copyright (C) <2009> Sebastian Dröge <sebastian.droege@collabora.co.uk>
+ *
+ * EffecTV - Realtime Digital Video Effector
+ * Copyright (C) 2001-2006 FUKUCHI Kentaro
+ *
+ * RippleTV - Water ripple effect.
+ * Copyright (C) 2001-2002 FUKUCHI Kentaro
+ *
+ * EffecTV is free software. 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_RIPPLE_H__
+#define __GST_RIPPLE_H__
+
+#include <gst/gst.h>
+
+#include <gst/video/gstvideofilter.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_RIPPLETV \
+  (gst_rippletv_get_type())
+#define GST_RIPPLETV(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RIPPLETV,GstRippleTV))
+#define GST_RIPPLETV_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RIPPLETV,GstRippleTVClass))
+#define GST_IS_RIPPLETV(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RIPPLETV))
+#define GST_IS_RIPPLETV_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RIPPLETV))
+
+typedef struct _GstRippleTV GstRippleTV;
+typedef struct _GstRippleTVClass GstRippleTVClass;
+
+struct _GstRippleTV
+{
+  GstVideoFilter element;
+
+  /* < private > */
+  gint width, height;
+
+  gint mode;
+
+  gint16 *background;
+  guint8 *diff;
+
+  gint *map, *map1, *map2, *map3;
+  gint map_h, map_w;
+
+  gint8 *vtable;
+
+  gboolean bg_is_set;
+
+  gint period;
+  gint rain_stat;
+  guint drop_prob;
+  gint drop_prob_increment;
+  gint drops_per_frame_max;
+  gint drops_per_frame;
+  gint drop_power;
+};
+
+struct _GstRippleTVClass
+{
+  GstVideoFilterClass parent_class;
+};
+
+GType gst_rippletv_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_RIPPLE_H__ */