noinst_LTLIBRARIES = libgstbasicfilters.la
# sources used to compile this plug-in
-libgstbasicfilters_la_SOURCES = gstcvsmooth.c
+libgstbasicfilters_la_SOURCES = gstcvsmooth.c \
+ gstcvdilateerode.c \
+ gstcvdilate.c \
+ gstcverode.c
# flags used to compile this pyramidsegment
# add other _CFLAGS and _LIBS as needed
libgstbasicfilters_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
# headers we need but don't want installed
-noinst_HEADERS = gstcvsmooth.h
+noinst_HEADERS = gstcvsmooth.h \
+ gstcvdilateerode.h \
+ gstcvdilate.h \
+ gstcverode.h
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <gst/gst.h>
+
+#include "gstcvdilate.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_cv_dilate_debug);
+#define GST_CAT_DEFAULT gst_cv_dilate_debug
+
+GST_BOILERPLATE (GstCvDilate, gst_cv_dilate, GstCvDilateErode,
+ GST_TYPE_CV_DILATE_ERODE);
+
+static GstFlowReturn gst_cv_dilate_transform_ip (GstOpencvBaseTransform *
+ filter, GstBuffer * buf, IplImage * img);
+static GstFlowReturn gst_cv_dilate_transform (GstOpencvBaseTransform * filter,
+ GstBuffer * buf, IplImage * img, GstBuffer * outbuf, IplImage * outimg);
+
+/* GObject vmethod implementations */
+static void
+gst_cv_dilate_base_init (gpointer gclass)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
+
+ gst_element_class_set_details_simple (element_class,
+ "cvdilate",
+ "Transform/Effect/Video",
+ "Applies cvDilate OpenCV function to the image",
+ "Thiago Santos<thiago.sousa.santos@collabora.co.uk>");
+}
+
+/* initialize the cvdilate's class */
+static void
+gst_cv_dilate_class_init (GstCvDilateClass * klass)
+{
+ GstOpencvBaseTransformClass *gstopencvbasefilter_class;
+
+ gstopencvbasefilter_class = (GstOpencvBaseTransformClass *) klass;
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ gstopencvbasefilter_class->cv_trans_ip_func = gst_cv_dilate_transform_ip;
+ gstopencvbasefilter_class->cv_trans_func = gst_cv_dilate_transform;
+}
+
+/* initialize the new element
+ * instantiate pads and add them to element
+ * set pad calback functions
+ * initialize instance structure
+ */
+static void
+gst_cv_dilate_init (GstCvDilate * filter, GstCvDilateClass * gclass)
+{
+}
+
+static GstFlowReturn
+gst_cv_dilate_transform (GstOpencvBaseTransform * base, GstBuffer * buf,
+ IplImage * img, GstBuffer * outbuf, IplImage * outimg)
+{
+ GstCvDilateErode *filter = GST_CV_DILATE_ERODE (base);
+
+ /* TODO support kernel as a parameter */
+ cvDilate (img, outimg, NULL, filter->iterations);
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_cv_dilate_transform_ip (GstOpencvBaseTransform * base, GstBuffer * buf,
+ IplImage * img)
+{
+ GstCvDilateErode *filter = GST_CV_DILATE_ERODE (base);
+
+ cvDilate (img, img, NULL, filter->iterations);
+
+ return GST_FLOW_OK;
+}
+
+gboolean
+gst_cv_dilate_plugin_init (GstPlugin * plugin)
+{
+ GST_DEBUG_CATEGORY_INIT (gst_cv_dilate_debug, "cvdilate", 0, "cvdilate");
+
+ return gst_element_register (plugin, "cvdilate", GST_RANK_NONE,
+ GST_TYPE_CV_DILATE);
+}
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * 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_CV_DILATE_H__
+#define __GST_CV_DILATE_H__
+
+#include <gst/gst.h>
+#include <cv.h>
+#include "gstcvdilateerode.h"
+
+G_BEGIN_DECLS
+
+/* #defines don't like whitespacey bits */
+#define GST_TYPE_CV_DILATE \
+ (gst_cv_dilate_get_type())
+#define GST_CV_DILATE(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CV_DILATE,GstCvDilate))
+#define GST_CV_DILATE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CV_DILATE,GstCvDilateClass))
+#define GST_IS_CV_DILATE(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CV_DILATE))
+#define GST_IS_CV_DILATE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CV_DILATE))
+
+typedef struct _GstCvDilate GstCvDilate;
+typedef struct _GstCvDilateClass GstCvDilateClass;
+
+struct _GstCvDilate
+{
+ GstCvDilateErode element;
+};
+
+struct _GstCvDilateClass
+{
+ GstCvDilateErodeClass parent_class;
+};
+
+GType gst_cv_dilate_get_type (void);
+
+gboolean gst_cv_dilate_plugin_init (GstPlugin * plugin);
+
+G_END_DECLS
+
+#endif /* __GST_CV_DILATE_H__ */
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * 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.
+ */
+
+/*
+ * As cvdilate_erode and cverode are all the same, except for the transform function,
+ * we hope this base class should keep maintenance easier.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <gst/gst.h>
+
+#include "gstcvdilateerode.h"
+
+/*
+GST_DEBUG_CATEGORY_STATIC (gst_cv_dilate_erode_debug);
+#define GST_CAT_DEFAULT gst_cv_dilate_erode_debug
+*/
+
+static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("video/x-raw-rgb, depth=(int)24, bpp=(int)24;"
+ "video/x-raw-gray")
+ );
+
+static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("video/x-raw-rgb, depth=(int)24, bpp=(int)24;"
+ "video/x-raw-gray")
+ );
+
+/* Filter signals and args */
+enum
+{
+ /* FILL ME */
+ LAST_SIGNAL
+};
+enum
+{
+ PROP_0,
+ PROP_ITERATIONS,
+};
+
+#define DEFAULT_ITERATIONS 1
+
+static GstElementClass *parent_class = NULL;
+
+static void gst_cv_dilate_erode_base_init (gpointer gclass);
+static void gst_cv_dilate_erode_class_init (GstCvDilateErodeClass * klass);
+static void gst_cv_dilate_erode_init (GstCvDilateErode * filter,
+ GstCvDilateErodeClass * gclass);
+
+static void gst_cv_dilate_erode_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec);
+static void gst_cv_dilate_erode_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec);
+
+GType
+gst_cv_dilate_erode_get_type (void)
+{
+ static volatile gsize opencv_dilate_erode_type = 0;
+
+ if (g_once_init_enter (&opencv_dilate_erode_type)) {
+ GType _type;
+ static const GTypeInfo opencv_dilate_erode_info = {
+ sizeof (GstCvDilateErodeClass),
+ (GBaseInitFunc) gst_cv_dilate_erode_base_init,
+ NULL,
+ (GClassInitFunc) gst_cv_dilate_erode_class_init,
+ NULL,
+ NULL,
+ sizeof (GstCvDilateErode),
+ 0,
+ (GInstanceInitFunc) gst_cv_dilate_erode_init,
+ };
+
+ _type = g_type_register_static (GST_TYPE_OPENCV_BASE_TRANSFORM,
+ "GstCvDilateErode", &opencv_dilate_erode_info,
+ G_TYPE_FLAG_ABSTRACT);
+/*
+ GST_DEBUG_CATEGORY_INIT (gst_cv_dilate_erode_debug, "cvdilateerode", 0,
+ "cvdilateerode");
+*/
+ g_once_init_leave (&opencv_dilate_erode_type, _type);
+ }
+ return opencv_dilate_erode_type;
+}
+
+/* Clean up */
+static void
+gst_cv_dilate_erode_finalize (GObject * obj)
+{
+ G_OBJECT_CLASS (parent_class)->finalize (obj);
+}
+
+
+/* GObject vmethod implementations */
+
+static void
+gst_cv_dilate_erode_base_init (gpointer gclass)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&src_factory));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&sink_factory));
+}
+
+/* initialize the cvdilate_erode's class */
+static void
+gst_cv_dilate_erode_class_init (GstCvDilateErodeClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstOpencvBaseTransformClass *gstopencvbasefilter_class;
+ GstElementClass *gstelement_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstelement_class = (GstElementClass *) klass;
+ gstopencvbasefilter_class = (GstOpencvBaseTransformClass *) klass;
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_cv_dilate_erode_finalize);
+ gobject_class->set_property = gst_cv_dilate_erode_set_property;
+ gobject_class->get_property = gst_cv_dilate_erode_get_property;
+
+ g_object_class_install_property (gobject_class, PROP_ITERATIONS,
+ g_param_spec_int ("iterations", "iterations",
+ "Number of iterations to run the algorithm", 1, G_MAXINT,
+ DEFAULT_ITERATIONS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+}
+
+/* initialize the new element
+ * instantiate pads and add them to element
+ * set pad calback functions
+ * initialize instance structure
+ */
+static void
+gst_cv_dilate_erode_init (GstCvDilateErode * filter,
+ GstCvDilateErodeClass * gclass)
+{
+ filter->iterations = DEFAULT_ITERATIONS;
+ gst_base_transform_set_in_place (GST_BASE_TRANSFORM (filter), TRUE);
+}
+
+static void
+gst_cv_dilate_erode_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstCvDilateErode *filter = GST_CV_DILATE_ERODE (object);
+
+ switch (prop_id) {
+ case PROP_ITERATIONS:
+ filter->iterations = g_value_get_int (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_cv_dilate_erode_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstCvDilateErode *filter = GST_CV_DILATE_ERODE (object);
+
+ switch (prop_id) {
+ case PROP_ITERATIONS:
+ g_value_set_int (value, filter->iterations);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * 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_CV_DILATE_ERODE_H__
+#define __GST_CV_DILATE_ERODE_H__
+
+#include <gst/gst.h>
+#include <cv.h>
+#include <gstopencvbasetrans.h>
+
+G_BEGIN_DECLS
+
+/* #defines don't like whitespacey bits */
+#define GST_TYPE_CV_DILATE_ERODE \
+ (gst_cv_dilate_erode_get_type())
+#define GST_CV_DILATE_ERODE(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CV_DILATE_ERODE,GstCvDilateErode))
+#define GST_CV_DILATE_ERODE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CV_DILATE_ERODE,GstCvDilateErodeClass))
+#define GST_IS_CV_DILATE_ERODE(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CV_DILATE_ERODE))
+#define GST_IS_CV_DILATE_ERODE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CV_DILATE_ERODE))
+
+typedef struct _GstCvDilateErode GstCvDilateErode;
+typedef struct _GstCvDilateErodeClass GstCvDilateErodeClass;
+
+struct _GstCvDilateErode
+{
+ GstOpencvBaseTransform element;
+
+ gint iterations;
+};
+
+struct _GstCvDilateErodeClass
+{
+ GstOpencvBaseTransformClass parent_class;
+};
+
+GType gst_cv_dilate_erode_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_CV_DILATE_ERODE_H__ */
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <gst/gst.h>
+
+#include "gstcverode.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_cv_erode_debug);
+#define GST_CAT_DEFAULT gst_cv_erode_debug
+
+GST_BOILERPLATE (GstCvErode, gst_cv_erode, GstCvDilateErode,
+ GST_TYPE_CV_DILATE_ERODE);
+
+static GstFlowReturn gst_cv_erode_transform_ip (GstOpencvBaseTransform *
+ filter, GstBuffer * buf, IplImage * img);
+static GstFlowReturn gst_cv_erode_transform (GstOpencvBaseTransform * filter,
+ GstBuffer * buf, IplImage * img, GstBuffer * outbuf, IplImage * outimg);
+
+/* GObject vmethod implementations */
+static void
+gst_cv_erode_base_init (gpointer gclass)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
+
+ gst_element_class_set_details_simple (element_class,
+ "cverode",
+ "Transform/Effect/Video",
+ "Applies cvErode OpenCV function to the image",
+ "Thiago Santos<thiago.sousa.santos@collabora.co.uk>");
+}
+
+/* initialize the cverode's class */
+static void
+gst_cv_erode_class_init (GstCvErodeClass * klass)
+{
+ GstOpencvBaseTransformClass *gstopencvbasefilter_class;
+
+ gstopencvbasefilter_class = (GstOpencvBaseTransformClass *) klass;
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ gstopencvbasefilter_class->cv_trans_ip_func = gst_cv_erode_transform_ip;
+ gstopencvbasefilter_class->cv_trans_func = gst_cv_erode_transform;
+}
+
+/* initialize the new element
+ * instantiate pads and add them to element
+ * set pad calback functions
+ * initialize instance structure
+ */
+static void
+gst_cv_erode_init (GstCvErode * filter, GstCvErodeClass * gclass)
+{
+}
+
+static GstFlowReturn
+gst_cv_erode_transform (GstOpencvBaseTransform * base, GstBuffer * buf,
+ IplImage * img, GstBuffer * outbuf, IplImage * outimg)
+{
+ GstCvDilateErode *filter = GST_CV_DILATE_ERODE (base);
+
+ /* TODO support kernel as a parameter */
+ cvErode (img, outimg, NULL, filter->iterations);
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_cv_erode_transform_ip (GstOpencvBaseTransform * base, GstBuffer * buf,
+ IplImage * img)
+{
+ GstCvDilateErode *filter = GST_CV_DILATE_ERODE (base);
+
+ cvErode (img, img, NULL, filter->iterations);
+
+ return GST_FLOW_OK;
+}
+
+gboolean
+gst_cv_erode_plugin_init (GstPlugin * plugin)
+{
+ GST_DEBUG_CATEGORY_INIT (gst_cv_erode_debug, "cverode", 0, "cverode");
+
+ return gst_element_register (plugin, "cverode", GST_RANK_NONE,
+ GST_TYPE_CV_ERODE);
+}
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Alternatively, the contents of this file may be used under the
+ * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
+ * which case the following provisions apply instead of the ones
+ * mentioned above:
+ *
+ * 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_CV_ERODE_H__
+#define __GST_CV_ERODE_H__
+
+#include <gst/gst.h>
+#include <cv.h>
+#include "gstcvdilateerode.h"
+
+G_BEGIN_DECLS
+
+/* #defines don't like whitespacey bits */
+#define GST_TYPE_CV_ERODE \
+ (gst_cv_erode_get_type())
+#define GST_CV_ERODE(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CV_ERODE,GstCvErode))
+#define GST_CV_ERODE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CV_ERODE,GstCvErodeClass))
+#define GST_IS_CV_ERODE(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CV_ERODE))
+#define GST_IS_CV_ERODE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CV_ERODE))
+
+typedef struct _GstCvErode GstCvErode;
+typedef struct _GstCvErodeClass GstCvErodeClass;
+
+struct _GstCvErode
+{
+ GstCvDilateErode element;
+};
+
+struct _GstCvErodeClass
+{
+ GstCvDilateErodeClass parent_class;
+};
+
+GType gst_cv_erode_get_type (void);
+
+gboolean gst_cv_erode_plugin_init (GstPlugin * plugin);
+
+G_END_DECLS
+
+#endif /* __GST_CV_ERODE_H__ */
#include "config.h"
#endif
+#include "gstcvdilate.h"
+#include "gstcverode.h"
#include "gstcvsmooth.h"
#include "gstedgedetect.h"
#include "gstfaceblur.h"
static gboolean
plugin_init (GstPlugin * plugin)
{
+
+ if (!gst_cv_dilate_plugin_init (plugin))
+ return FALSE;
+
+ if (!gst_cv_erode_plugin_init (plugin))
+ return FALSE;
+
if (!gst_cv_smooth_plugin_init (plugin))
return FALSE;