Added videosignal plugin with two plugins to analyse video frames.

Original commit message from CVS:
* configure.ac:
* docs/plugins/Makefile.am:
* docs/plugins/gst-plugins-bad-plugins-docs.sgml:
* docs/plugins/gst-plugins-bad-plugins-sections.txt:
* docs/plugins/inspect/plugin-videosignal.xml:
* gst/videosignal/Makefile.am:
* gst/videosignal/gstvideoanalyse.c: (gst_video_analyse_set_caps),
(gst_video_analyse_post_message), (gst_video_analyse_420),
(gst_video_analyse_transform_ip), (gst_video_analyse_set_property),
(gst_video_analyse_get_property), (gst_video_analyse_base_init),
(gst_video_analyse_class_init), (gst_video_analyse_init),
(gst_video_analyse_get_type):
* gst/videosignal/gstvideoanalyse.h:
* gst/videosignal/gstvideodetect.c: (gst_video_detect_set_caps),
(gst_video_detect_post_message),
(gst_video_detect_calc_brightness), (gst_video_detect_420),
(gst_video_detect_transform_ip), (gst_video_detect_set_property),
(gst_video_detect_get_property), (gst_video_detect_base_init),
(gst_video_detect_class_init), (gst_video_detect_init),
(gst_video_detect_get_type):
* gst/videosignal/gstvideodetect.h:
* gst/videosignal/gstvideosignal.c: (plugin_init):
* gst/videosignal/gstvideosignal.h:
Added videosignal plugin with two plugins to analyse video frames.
Added videoanalyse to report about brightness and variance in video
frames.
Added videodetect to detect predefined patterns in a video signal.

1 files changed, 67 insertions, 0 deletions

diff --git a/gst/videosignal/gstvideoanalyse.h b/gst/videosignal/gstvideoanalyse.h
new file mode 100644
index 00000000..221f63ba
--- /dev/null
+++ b/gst/videosignal/gstvideoanalyse.h
@@ -0,0 +1,67 @@
+/* GStreamer
+ * Copyright (C) <2006> Wim Taymans <wim@fluendo.com>
+ *
+ * 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_ANALYSE_H__
+#define __GST_VIDEO_ANALYSE_H__
+
+#include <gst/video/gstvideofilter.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_VIDEO_ANALYSE \
+  (gst_video_analyse_get_type())
+#define GST_VIDEO_ANALYSE(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_ANALYSE,GstVideoAnalyse))
+#define GST_VIDEO_ANALYSE_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_ANALYSE,GstVideoAnalyseClass))
+#define GST_IS_VIDEO_ANALYSE(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_ANALYSE))
+#define GST_IS_VIDEO_ANALYSE_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_ANALYSE))
+
+typedef struct _GstVideoAnalyse GstVideoAnalyse;
+typedef struct _GstVideoAnalyseClass GstVideoAnalyseClass;
+
+/**
+ * GstVideoAnalyse:
+ *
+ * Opaque datastructure.
+ */
+struct _GstVideoAnalyse {
+  GstVideoFilter videofilter;
+  
+  gint width, height;
+
+  gboolean message;
+
+  gdouble brightness;
+  gdouble brightness_var;
+
+  guint64 interval;
+};
+
+struct _GstVideoAnalyseClass {
+  GstVideoFilterClass parent_class;
+};
+
+GType gst_video_analyse_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_VIDEO_ANALYSE_H__ */