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f241dafe5c
Move 2 variable to motioncells_warpper and make them static.
1105 lines
41 KiB
C
1105 lines
41 KiB
C
/*
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* GStreamer MotioCells detect areas of motion
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* Copyright (C) 2011 Robert Jobbagy <jobbagy.robert@gmail.com>
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* Copyright (C) 2011 Nicola Murino <nicola.murino@gmail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/**
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* SECTION:element-motioncells
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*
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* Performs motion detection on videos.
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*
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* <refsect2>
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* <title>Example launch line</title>
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* |[
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* gst-launch-0.10 videotestsrc pattern=18 ! videorate ! videoscale ! video/x-raw-yuv,width=320,height=240,framerate=5/1 ! ffmpegcolorspace ! motioncells ! ffmpegcolorspace ! xvimagesink
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* ]|
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* </refsect2>
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <glib.h>
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#include "gstmotioncells.h"
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#include "motioncells_wrapper.h"
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#include <sys/time.h>
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#include <time.h>
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#include <limits.h>
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GST_DEBUG_CATEGORY_STATIC (gst_motion_cells_debug);
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#define GST_CAT_DEFAULT gst_motion_cells_debug
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#define GRID_DEF 10
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#define GRID_MIN 8
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#define GRID_MAX 32
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#define SENSITIVITY_DEFAULT 0.5
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#define SENSITIVITY_MIN 0
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#define SENSITIVITY_MAX 1
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#define THRESHOLD_MIN 0
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#define THRESHOLD_DEFAULT 0.01
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#define THRESHOLD_MAX 1.0
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#define GAP_MIN 1
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#define GAP_DEF 5
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#define GAP_MAX 60
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#define POST_NO_MOTION_MIN 0
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#define POST_NO_MOTION_DEF 0
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#define POST_NO_MOTION_MAX 180
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#define MINIMUM_MOTION_FRAMES_MIN 1
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#define MINIMUM_MOTION_FRAMES_DEF 1
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#define MINIMUM_MOTION_FRAMES_MAX 60
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#define THICKNESS_MIN -1
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#define THICKNESS_DEF 1
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#define THICKNESS_MAX 5
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#define DATE_MIN 0
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#define DATE_DEF 1
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#define DATE_MAX LONG_MAX
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#define DEF_DATAFILEEXT "vamc"
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#define MSGLEN 6
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#define BUSMSGLEN 20
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#define GFREE(POINTER)\
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{\
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g_free(POINTER);\
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POINTER = NULL;\
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}
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/* Filter signals and args */
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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enum
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{
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PROP_0,
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PROP_GRID_X,
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PROP_GRID_Y,
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PROP_SENSITIVITY,
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PROP_THRESHOLD,
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PROP_DISPLAY,
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PROP_DATE,
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PROP_DATAFILE,
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PROP_DATAFILE_EXT,
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PROP_MOTIONMASKCOORD,
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PROP_MOTIONMASKCELLSPOS,
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PROP_CELLSCOLOR,
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PROP_MOTIONCELLSIDX,
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PROP_GAP,
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PROP_POSTNOMOTION,
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PROP_MINIMUNMOTIONFRAMES,
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PROP_CALCULATEMOTION,
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PROP_POSTALLMOTION,
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PROP_USEALPHA,
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PROP_MOTIONCELLTHICKNESS
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};
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/* the capabilities of the inputs and outputs.
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*/
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static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS ("video/x-raw-rgb"));
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static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC, GST_PAD_ALWAYS, GST_STATIC_CAPS ("video/x-raw-rgb"));
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GST_BOILERPLATE (GstMotioncells, gst_motion_cells, GstElement,
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GST_TYPE_ELEMENT);
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static void gst_motion_cells_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_motion_cells_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static gboolean gst_motion_cells_set_caps (GstPad * pad, GstCaps * caps);
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static GstFlowReturn gst_motion_cells_chain (GstPad * pad, GstBuffer * buf);
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static void gst_motioncells_update_motion_cells (GstMotioncells * filter);
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static void gst_motioncells_update_motion_masks (GstMotioncells * filter);
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/* Clean up */
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static void
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gst_motion_cells_finalize (GObject * obj)
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{
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GstMotioncells *filter = gst_motion_cells (obj);
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motion_cells_free (filter->id);
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//freeing previously allocated dynamic array
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if (filter->motionmaskcoord_count > 0) {
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GFREE (filter->motionmaskcoords);
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}
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if (filter->motionmaskcells_count > 0) {
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GFREE (filter->motionmaskcellsidx);
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}
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if (filter->motioncells_count > 0) {
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GFREE (filter->motioncellsidx);
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}
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if (filter->cvImage) {
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cvReleaseImage (&filter->cvImage);
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}
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GFREE (filter->motioncellscolor);
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GFREE (filter->prev_datafile);
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GFREE (filter->cur_datafile);
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GFREE (filter->basename_datafile);
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GFREE (filter->datafile_extension);
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g_mutex_free (filter->propset_mutex);
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G_OBJECT_CLASS (parent_class)->finalize (obj);
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}
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/* GObject vmethod implementations */
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static void
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gst_motion_cells_base_init (gpointer gclass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
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gst_element_class_set_details_simple (element_class,
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"motioncells",
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"Filter/Effect/Video",
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"Performs motion detection on videos and images, providing detected motion cells index via bus messages",
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"Robert Jobbagy <jobbagy dot robert at gmail dot com>, Nicola Murino <nicola dot murino at gmail.com>");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&src_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&sink_factory));
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}
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/* initialize the motioncells's class */
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static void
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gst_motion_cells_class_init (GstMotioncellsClass * klass)
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{
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GObjectClass *gobject_class;
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gobject_class = (GObjectClass *) klass;
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parent_class = g_type_class_peek_parent (klass);
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gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_motion_cells_finalize);
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gobject_class->set_property = gst_motion_cells_set_property;
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gobject_class->get_property = gst_motion_cells_get_property;
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g_object_class_install_property (gobject_class, PROP_GRID_X,
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g_param_spec_int ("gridx", "Number of Horizontal Grids",
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"You can give number of horizontal grid cells.", GRID_MIN, GRID_MAX,
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GRID_DEF, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_GRID_Y,
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g_param_spec_int ("gridy", "Number of Vertical Grids",
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"You can give number of vertical grid cells.", GRID_MIN, GRID_MAX,
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GRID_DEF, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_SENSITIVITY,
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g_param_spec_double ("sensitivity", "Motion Sensitivity",
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"You can tunning the element motion sensitivity.", SENSITIVITY_MIN,
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SENSITIVITY_MAX, SENSITIVITY_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_THRESHOLD,
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g_param_spec_double ("threshold", "Lower bound of motion cells number",
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"Threshold value for motion, when motion cells number greater sum cells * threshold, we show motion.",
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THRESHOLD_MIN, THRESHOLD_MAX, THRESHOLD_DEFAULT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_GAP,
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g_param_spec_int ("gap",
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"Gap is time in second, elapsed time from last motion timestamp. ",
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"If elapsed time minus form last motion timestamp is greater or equal than gap then we post motion finished bus message. ",
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GAP_MIN, GAP_MAX, GAP_DEF,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_POSTNOMOTION,
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g_param_spec_int ("postnomotion", "POSTNOMOTION",
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"If non 0 post a no_motion event is posted on the bus if no motion is detected for N seconds",
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POST_NO_MOTION_MIN, POST_NO_MOTION_MAX, POST_NO_MOTION_DEF,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_MINIMUNMOTIONFRAMES,
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g_param_spec_int ("minimummotionframes", "MINIMUN MOTION FRAMES",
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"Define the minimum number of motion frames that trigger a motion event",
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MINIMUM_MOTION_FRAMES_MIN, MINIMUM_MOTION_FRAMES_MAX,
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MINIMUM_MOTION_FRAMES_DEF,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_DISPLAY,
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g_param_spec_boolean ("display", "Display",
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"Motion Cells visible or not on Current Frame", FALSE,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_POSTALLMOTION,
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g_param_spec_boolean ("postallmotion", "Post All Motion",
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"Element post bus msg for every motion frame or just motion start and motion stop",
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FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_USEALPHA,
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g_param_spec_boolean ("usealpha", "Use alpha",
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"Use or not alpha blending on frames with motion cells", TRUE,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_DATE,
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g_param_spec_long ("date", "Motion Cell Date",
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"Current Date in milliseconds", DATE_MIN, DATE_MAX, DATE_DEF,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_DATAFILE,
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g_param_spec_string ("datafile", "DataFile",
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"Location of motioncells data file (empty string means no saving)",
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NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_DATAFILE_EXT,
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g_param_spec_string ("datafileextension", "DataFile Extension",
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"Extension of datafile", DEF_DATAFILEEXT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_MOTIONMASKCOORD,
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g_param_spec_string ("motionmaskcoords", "Motion Mask with Coordinates",
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"The upper left x, y and lower right x, y coordinates separated with \":\", "
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"describe a region. Regions separated with \",\"", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_MOTIONMASKCELLSPOS,
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g_param_spec_string ("motionmaskcellspos",
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"Motion Mask with Cells Position",
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"The line and column idx separated with \":\" what cells want we mask-out, "
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"describe a cell. Cells separated with \",\"", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_CELLSCOLOR,
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g_param_spec_string ("cellscolor", "Color of Motion Cells",
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"The color of motion cells separated with \",\"", "255,255,0",
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_MOTIONCELLSIDX,
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g_param_spec_string ("motioncellsidx", "Motion Cells Of Interest(MOCI)",
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"The line and column idx separated with \":\", "
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"describe a cell. Cells separated with \",\"", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_CALCULATEMOTION,
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g_param_spec_boolean ("calculatemotion", "Calculate Motion",
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"If needs calculate motion on frame you need this property setting true otherwise false",
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TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_MOTIONCELLTHICKNESS,
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g_param_spec_int ("motioncellthickness", "Motion Cell Thickness",
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"Motion Cell Border Thickness, if it's -1 then motion cell will be fill",
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THICKNESS_MIN, THICKNESS_MAX, THICKNESS_DEF,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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}
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/* initialize the new element
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* instantiate pads and add them to element
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* set pad callback functions
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* initialize instance structure
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*/
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static void
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gst_motion_cells_init (GstMotioncells * filter, GstMotioncellsClass * gclass)
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{
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filter->propset_mutex = g_mutex_new ();
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filter->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink");
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gst_pad_set_setcaps_function (filter->sinkpad,
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GST_DEBUG_FUNCPTR (gst_motion_cells_set_caps));
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gst_pad_set_getcaps_function (filter->sinkpad,
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GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
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gst_pad_set_chain_function (filter->sinkpad,
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GST_DEBUG_FUNCPTR (gst_motion_cells_chain));
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filter->srcpad = gst_pad_new_from_static_template (&src_factory, "src");
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gst_pad_set_getcaps_function (filter->srcpad,
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GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
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gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
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gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
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filter->display = TRUE;
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filter->calculate_motion = TRUE;
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filter->prevgridx = 0;
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filter->prevgridy = 0;
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filter->gridx = GRID_DEF;
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filter->gridy = GRID_DEF;
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filter->gap = GAP_DEF;
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filter->postnomotion = POST_NO_MOTION_DEF;
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filter->minimum_motion_frames = MINIMUM_MOTION_FRAMES_DEF;
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filter->prev_datafile = g_strdup (NULL);
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filter->cur_datafile = g_strdup (NULL);
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filter->basename_datafile = g_strdup (NULL);
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filter->datafile_extension = g_strdup (DEF_DATAFILEEXT);
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filter->sensitivity = SENSITIVITY_DEFAULT;
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filter->threshold = THRESHOLD_DEFAULT;
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filter->motionmaskcoord_count = 0;
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filter->motionmaskcoords = NULL;
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filter->motionmaskcells_count = 0;
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filter->motionmaskcellsidx = NULL;
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filter->motioncellscolor = g_new0 (cellscolor, 1);
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filter->motioncellscolor->R_channel_value = 255;
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filter->motioncellscolor->G_channel_value = 255;
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filter->motioncellscolor->B_channel_value = 0;
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filter->motioncellsidx = NULL;
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filter->motioncells_count = 0;
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filter->motion_begin_timestamp = 0;
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filter->last_motion_timestamp = 0;
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filter->last_nomotion_notified = 0;
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filter->consecutive_motion = 0;
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filter->motion_timestamp = 0;
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filter->prev_buff_timestamp = 0;
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filter->cur_buff_timestamp = 0;
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filter->diff_timestamp = -1;
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gettimeofday (&filter->tv, NULL);
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filter->starttime = 1000 * filter->tv.tv_sec;
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filter->previous_motion = false;
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filter->changed_datafile = false;
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filter->postallmotion = false;
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filter->usealpha = true;
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filter->firstdatafile = false;
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filter->firstgridx = true;
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filter->firstgridy = true;
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filter->changed_gridx = false;
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filter->changed_gridy = false;
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filter->firstframe = true;
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filter->changed_startime = false;
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filter->sent_init_error_msg = false;
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filter->sent_save_error_msg = false;
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filter->thickness = THICKNESS_DEF;
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filter->datafileidx = 0;
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g_mutex_lock (filter->propset_mutex);
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filter->id = motion_cells_init ();
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g_mutex_unlock (filter->propset_mutex);
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}
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static void
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gst_motion_cells_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstMotioncells *filter = gst_motion_cells (object);
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//variables for overlay regions setup
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gchar **strs, **colorstr, **motioncellsstr, **motionmaskcellsstr;
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int i, ux, uy, lx, ly;
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int r, g, b;
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int cellscolorscnt = 0;
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int linidx, colidx, masklinidx, maskcolidx;
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int tmpux = -1;
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int tmpuy = -1;
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int tmplx = -1;
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int tmply = -1;
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GstStateChangeReturn ret;
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g_mutex_lock (filter->propset_mutex);
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switch (prop_id) {
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case PROP_GRID_X:
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ret = gst_element_get_state (GST_ELEMENT (filter),
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&filter->state, NULL, 250 * GST_NSECOND);
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filter->gridx = g_value_get_int (value);
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if (filter->prevgridx != filter->gridx
|
|
&& ret == GST_STATE_CHANGE_SUCCESS
|
|
&& filter->state == GST_STATE_PLAYING) {
|
|
filter->changed_gridx = true;
|
|
}
|
|
filter->prevgridx = filter->gridx;
|
|
break;
|
|
case PROP_GRID_Y:
|
|
ret = gst_element_get_state (GST_ELEMENT (filter),
|
|
&filter->state, NULL, 250 * GST_NSECOND);
|
|
filter->gridy = g_value_get_int (value);
|
|
if (filter->prevgridy != filter->gridy
|
|
&& ret == GST_STATE_CHANGE_SUCCESS
|
|
&& filter->state == GST_STATE_PLAYING) {
|
|
filter->changed_gridy = true;
|
|
}
|
|
filter->prevgridy = filter->gridy;
|
|
break;
|
|
case PROP_GAP:
|
|
filter->gap = g_value_get_int (value);
|
|
break;
|
|
case PROP_POSTNOMOTION:
|
|
filter->postnomotion = g_value_get_int (value);
|
|
break;
|
|
case PROP_MINIMUNMOTIONFRAMES:
|
|
filter->minimum_motion_frames = g_value_get_int (value);
|
|
break;
|
|
case PROP_SENSITIVITY:
|
|
filter->sensitivity = g_value_get_double (value);
|
|
break;
|
|
case PROP_THRESHOLD:
|
|
filter->threshold = g_value_get_double (value);
|
|
break;
|
|
case PROP_DISPLAY:
|
|
filter->display = g_value_get_boolean (value);
|
|
break;
|
|
case PROP_POSTALLMOTION:
|
|
filter->postallmotion = g_value_get_boolean (value);
|
|
break;
|
|
case PROP_USEALPHA:
|
|
filter->usealpha = g_value_get_boolean (value);
|
|
break;
|
|
case PROP_CALCULATEMOTION:
|
|
filter->calculate_motion = g_value_get_boolean (value);
|
|
break;
|
|
case PROP_DATE:
|
|
ret = gst_element_get_state (GST_ELEMENT (filter),
|
|
&filter->state, NULL, 250 * GST_NSECOND);
|
|
if (ret == GST_STATE_CHANGE_SUCCESS && filter->state == GST_STATE_PLAYING) {
|
|
filter->changed_startime = true;
|
|
}
|
|
filter->starttime = g_value_get_long (value);
|
|
break;
|
|
case PROP_DATAFILE:
|
|
GFREE (filter->cur_datafile);
|
|
GFREE (filter->basename_datafile);
|
|
filter->basename_datafile = g_value_dup_string (value);
|
|
|
|
if (strlen (filter->basename_datafile) == 0) {
|
|
filter->cur_datafile = g_strdup (NULL);
|
|
break;
|
|
}
|
|
filter->cur_datafile =
|
|
g_strdup_printf ("%s-0.%s", filter->basename_datafile,
|
|
filter->datafile_extension);
|
|
if (g_strcmp0 (filter->prev_datafile, filter->basename_datafile) != 0) {
|
|
filter->changed_datafile = TRUE;
|
|
filter->sent_init_error_msg = FALSE;
|
|
filter->sent_save_error_msg = FALSE;
|
|
filter->datafileidx = 0;
|
|
motion_cells_free_resources (filter->id);
|
|
} else {
|
|
filter->changed_datafile = FALSE;
|
|
}
|
|
|
|
GFREE (filter->prev_datafile);
|
|
filter->prev_datafile = g_strdup (filter->basename_datafile);
|
|
break;
|
|
case PROP_DATAFILE_EXT:
|
|
GFREE (filter->datafile_extension);
|
|
filter->datafile_extension = g_value_dup_string (value);
|
|
break;
|
|
case PROP_MOTIONMASKCOORD:
|
|
strs = g_strsplit (g_value_get_string (value), ",", 255);
|
|
GFREE (filter->motionmaskcoords);
|
|
//setting number of regions
|
|
for (filter->motionmaskcoord_count = 0;
|
|
strs[filter->motionmaskcoord_count] != NULL;
|
|
++filter->motionmaskcoord_count);
|
|
if (filter->motionmaskcoord_count > 0) {
|
|
sscanf (strs[0], "%d:%d:%d:%d", &tmpux, &tmpuy, &tmplx, &tmply);
|
|
if (tmpux > -1 && tmpuy > -1 && tmplx > -1 && tmply > -1) {
|
|
filter->motionmaskcoords =
|
|
g_new0 (motionmaskcoordrect, filter->motionmaskcoord_count);
|
|
|
|
for (i = 0; i < filter->motionmaskcoord_count; ++i) {
|
|
sscanf (strs[i], "%d:%d:%d:%d", &ux, &uy, &lx, &ly);
|
|
ux = CLAMP (ux, 0, filter->width - 1);
|
|
uy = CLAMP (uy, 0, filter->height - 1);
|
|
lx = CLAMP (lx, 0, filter->width - 1);
|
|
ly = CLAMP (ly, 0, filter->height - 1);
|
|
filter->motionmaskcoords[i].upper_left_x = ux;
|
|
filter->motionmaskcoords[i].upper_left_y = uy;
|
|
filter->motionmaskcoords[i].lower_right_x = lx;
|
|
filter->motionmaskcoords[i].lower_right_y = ly;
|
|
}
|
|
} else {
|
|
filter->motionmaskcoord_count = 0;
|
|
}
|
|
}
|
|
if (strs)
|
|
g_strfreev (strs);
|
|
tmpux = -1;
|
|
tmpuy = -1;
|
|
tmplx = -1;
|
|
tmply = -1;
|
|
break;
|
|
case PROP_MOTIONMASKCELLSPOS:
|
|
motionmaskcellsstr = g_strsplit (g_value_get_string (value), ",", 255);
|
|
GFREE (filter->motionmaskcellsidx);
|
|
//setting number of regions
|
|
for (filter->motionmaskcells_count = 0;
|
|
motionmaskcellsstr[filter->motionmaskcells_count] != NULL;
|
|
++filter->motionmaskcells_count);
|
|
if (filter->motionmaskcells_count > 0) {
|
|
sscanf (motionmaskcellsstr[0], "%d:%d", &tmpux, &tmpuy);
|
|
if (tmpux > -1 && tmpuy > -1) {
|
|
filter->motionmaskcellsidx =
|
|
g_new0 (motioncellidx, filter->motionmaskcells_count);
|
|
for (i = 0; i < filter->motionmaskcells_count; ++i) {
|
|
sscanf (motionmaskcellsstr[i], "%d:%d", &masklinidx, &maskcolidx);
|
|
filter->motionmaskcellsidx[i].lineidx = masklinidx;
|
|
filter->motionmaskcellsidx[i].columnidx = maskcolidx;
|
|
}
|
|
} else {
|
|
filter->motionmaskcells_count = 0;
|
|
}
|
|
}
|
|
if (motionmaskcellsstr)
|
|
g_strfreev (motionmaskcellsstr);
|
|
tmpux = -1;
|
|
tmpuy = -1;
|
|
tmplx = -1;
|
|
tmply = -1;
|
|
break;
|
|
case PROP_CELLSCOLOR:
|
|
colorstr = g_strsplit (g_value_get_string (value), ",", 255);
|
|
for (cellscolorscnt = 0; colorstr[cellscolorscnt] != NULL;
|
|
++cellscolorscnt);
|
|
if (cellscolorscnt == 3) {
|
|
sscanf (colorstr[0], "%d", &r);
|
|
sscanf (colorstr[1], "%d", &g);
|
|
sscanf (colorstr[2], "%d", &b);
|
|
//check right RGB color format
|
|
r = CLAMP (r, 1, 255);
|
|
g = CLAMP (g, 1, 255);
|
|
b = CLAMP (b, 1, 255);
|
|
filter->motioncellscolor->R_channel_value = r;
|
|
filter->motioncellscolor->G_channel_value = g;
|
|
filter->motioncellscolor->B_channel_value = b;
|
|
}
|
|
if (colorstr)
|
|
g_strfreev (colorstr);
|
|
break;
|
|
case PROP_MOTIONCELLSIDX:
|
|
motioncellsstr = g_strsplit (g_value_get_string (value), ",", 255);
|
|
|
|
//setting number of regions
|
|
for (filter->motioncells_count = 0;
|
|
motioncellsstr[filter->motioncells_count] != NULL;
|
|
++filter->motioncells_count);
|
|
if (filter->motioncells_count > 0) {
|
|
sscanf (motioncellsstr[0], "%d:%d", &tmpux, &tmpuy);
|
|
if (tmpux > -1 && tmpuy > -1) {
|
|
GFREE (filter->motioncellsidx);
|
|
|
|
filter->motioncellsidx =
|
|
g_new0 (motioncellidx, filter->motioncells_count);
|
|
|
|
for (i = 0; i < filter->motioncells_count; ++i) {
|
|
sscanf (motioncellsstr[i], "%d:%d", &linidx, &colidx);
|
|
filter->motioncellsidx[i].lineidx = linidx;
|
|
filter->motioncellsidx[i].columnidx = colidx;
|
|
}
|
|
} else {
|
|
filter->motioncells_count = 0;
|
|
}
|
|
}
|
|
if (motioncellsstr)
|
|
g_strfreev (motioncellsstr);
|
|
tmpux = -1;
|
|
tmpuy = -1;
|
|
tmplx = -1;
|
|
tmply = -1;
|
|
break;
|
|
case PROP_MOTIONCELLTHICKNESS:
|
|
filter->thickness = g_value_get_int (value);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
g_mutex_unlock (filter->propset_mutex);
|
|
}
|
|
|
|
static void
|
|
gst_motion_cells_get_property (GObject * object, guint prop_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstMotioncells *filter = gst_motion_cells (object);
|
|
GString *str;
|
|
int i;
|
|
|
|
switch (prop_id) {
|
|
case PROP_GRID_X:
|
|
g_value_set_int (value, filter->gridx);
|
|
break;
|
|
case PROP_GRID_Y:
|
|
g_value_set_int (value, filter->gridy);
|
|
break;
|
|
case PROP_GAP:
|
|
g_value_set_int (value, filter->gap);
|
|
break;
|
|
case PROP_POSTNOMOTION:
|
|
g_value_set_int (value, filter->postnomotion);
|
|
break;
|
|
case PROP_MINIMUNMOTIONFRAMES:
|
|
g_value_set_int (value, filter->minimum_motion_frames);
|
|
break;
|
|
case PROP_SENSITIVITY:
|
|
g_value_set_double (value, filter->sensitivity);
|
|
break;
|
|
case PROP_THRESHOLD:
|
|
g_value_set_double (value, filter->threshold);
|
|
break;
|
|
case PROP_DISPLAY:
|
|
g_value_set_boolean (value, filter->display);
|
|
break;
|
|
case PROP_POSTALLMOTION:
|
|
g_value_set_boolean (value, filter->postallmotion);
|
|
break;
|
|
case PROP_USEALPHA:
|
|
g_value_set_boolean (value, filter->usealpha);
|
|
break;
|
|
case PROP_CALCULATEMOTION:
|
|
g_value_set_boolean (value, filter->calculate_motion);
|
|
break;
|
|
case PROP_DATE:
|
|
g_value_set_long (value, filter->starttime);
|
|
break;
|
|
case PROP_DATAFILE:
|
|
g_value_set_string (value, filter->basename_datafile);
|
|
break;
|
|
case PROP_DATAFILE_EXT:
|
|
g_value_set_string (value, filter->datafile_extension);
|
|
break;
|
|
case PROP_MOTIONMASKCOORD:
|
|
str = g_string_new ("");
|
|
for (i = 0; i < filter->motionmaskcoord_count; ++i) {
|
|
if (i < filter->motionmaskcoord_count - 1)
|
|
g_string_append_printf (str, "%d:%d:%d:%d,",
|
|
filter->motionmaskcoords[i].upper_left_x,
|
|
filter->motionmaskcoords[i].upper_left_y,
|
|
filter->motionmaskcoords[i].lower_right_x,
|
|
filter->motionmaskcoords[i].lower_right_y);
|
|
else
|
|
g_string_append_printf (str, "%d:%d:%d:%d",
|
|
filter->motionmaskcoords[i].upper_left_x,
|
|
filter->motionmaskcoords[i].upper_left_y,
|
|
filter->motionmaskcoords[i].lower_right_x,
|
|
filter->motionmaskcoords[i].lower_right_y);
|
|
|
|
}
|
|
g_value_set_string (value, str->str);
|
|
g_string_free (str, TRUE);
|
|
break;
|
|
case PROP_MOTIONMASKCELLSPOS:
|
|
str = g_string_new ("");
|
|
for (i = 0; i < filter->motionmaskcells_count; ++i) {
|
|
if (i < filter->motionmaskcells_count - 1)
|
|
g_string_append_printf (str, "%d:%d,",
|
|
filter->motionmaskcellsidx[i].lineidx,
|
|
filter->motionmaskcellsidx[i].columnidx);
|
|
else
|
|
g_string_append_printf (str, "%d:%d",
|
|
filter->motionmaskcellsidx[i].lineidx,
|
|
filter->motionmaskcellsidx[i].columnidx);
|
|
}
|
|
g_value_set_string (value, str->str);
|
|
g_string_free (str, TRUE);
|
|
break;
|
|
case PROP_CELLSCOLOR:
|
|
str = g_string_new ("");
|
|
|
|
g_string_printf (str, "%d,%d,%d",
|
|
filter->motioncellscolor->R_channel_value,
|
|
filter->motioncellscolor->G_channel_value,
|
|
filter->motioncellscolor->B_channel_value);
|
|
|
|
g_value_set_string (value, str->str);
|
|
g_string_free (str, TRUE);
|
|
break;
|
|
case PROP_MOTIONCELLSIDX:
|
|
str = g_string_new ("");
|
|
for (i = 0; i < filter->motioncells_count; ++i) {
|
|
if (i < filter->motioncells_count - 1)
|
|
g_string_append_printf (str, "%d:%d,",
|
|
filter->motioncellsidx[i].lineidx,
|
|
filter->motioncellsidx[i].columnidx);
|
|
else
|
|
g_string_append_printf (str, "%d:%d",
|
|
filter->motioncellsidx[i].lineidx,
|
|
filter->motioncellsidx[i].columnidx);
|
|
}
|
|
g_value_set_string (value, str->str);
|
|
g_string_free (str, TRUE);
|
|
break;
|
|
case PROP_MOTIONCELLTHICKNESS:
|
|
g_value_set_int (value, filter->thickness);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_motioncells_update_motion_cells (GstMotioncells * filter)
|
|
{
|
|
int i = 0;
|
|
int cellscnt = 0;
|
|
int j = 0;
|
|
int newcellscnt;
|
|
motioncellidx *motioncellsidx;
|
|
for (i = 0; i < filter->motioncells_count; i++) {
|
|
if ((filter->gridx <= filter->motioncellsidx[i].columnidx) ||
|
|
(filter->gridy <= filter->motioncellsidx[i].lineidx)) {
|
|
cellscnt++;
|
|
}
|
|
}
|
|
newcellscnt = filter->motioncells_count - cellscnt;
|
|
motioncellsidx = g_new0 (motioncellidx, newcellscnt);
|
|
for (i = 0; i < filter->motioncells_count; i++) {
|
|
if ((filter->motioncellsidx[i].lineidx < filter->gridy) &&
|
|
(filter->motioncellsidx[i].columnidx < filter->gridx)) {
|
|
motioncellsidx[j].lineidx = filter->motioncellsidx[i].lineidx;
|
|
motioncellsidx[j].columnidx = filter->motioncellsidx[i].columnidx;
|
|
j++;
|
|
}
|
|
}
|
|
GFREE (filter->motioncellsidx);
|
|
filter->motioncells_count = newcellscnt;
|
|
filter->motioncellsidx = g_new0 (motioncellidx, filter->motioncells_count);
|
|
j = 0;
|
|
for (i = 0; i < filter->motioncells_count; i++) {
|
|
filter->motioncellsidx[i].lineidx = motioncellsidx[j].lineidx;
|
|
filter->motioncellsidx[i].columnidx = motioncellsidx[j].columnidx;
|
|
j++;
|
|
}
|
|
GFREE (motioncellsidx);
|
|
}
|
|
|
|
static void
|
|
gst_motioncells_update_motion_masks (GstMotioncells * filter)
|
|
{
|
|
|
|
int i = 0;
|
|
int maskcnt = 0;
|
|
int j = 0;
|
|
int newmaskcnt;
|
|
motioncellidx *motionmaskcellsidx;
|
|
for (i = 0; i < filter->motionmaskcells_count; i++) {
|
|
if ((filter->gridx <= filter->motionmaskcellsidx[i].columnidx) ||
|
|
(filter->gridy <= filter->motionmaskcellsidx[i].lineidx)) {
|
|
maskcnt++;
|
|
}
|
|
}
|
|
newmaskcnt = filter->motionmaskcells_count - maskcnt;
|
|
motionmaskcellsidx = g_new0 (motioncellidx, newmaskcnt);
|
|
for (i = 0; i < filter->motionmaskcells_count; i++) {
|
|
if ((filter->motionmaskcellsidx[i].lineidx < filter->gridy) &&
|
|
(filter->motionmaskcellsidx[i].columnidx < filter->gridx)) {
|
|
motionmaskcellsidx[j].lineidx = filter->motionmaskcellsidx[i].lineidx;
|
|
motionmaskcellsidx[j].columnidx = filter->motionmaskcellsidx[i].columnidx;
|
|
j++;
|
|
}
|
|
}
|
|
GFREE (filter->motionmaskcellsidx);
|
|
filter->motionmaskcells_count = newmaskcnt;
|
|
filter->motionmaskcellsidx =
|
|
g_new0 (motioncellidx, filter->motionmaskcells_count);
|
|
j = 0;
|
|
for (i = 0; i < filter->motionmaskcells_count; i++) {
|
|
filter->motionmaskcellsidx[i].lineidx = motionmaskcellsidx[j].lineidx;
|
|
filter->motionmaskcellsidx[i].columnidx = motionmaskcellsidx[j].columnidx;
|
|
j++;
|
|
}
|
|
GFREE (motionmaskcellsidx);
|
|
}
|
|
|
|
/* GstElement vmethod implementations */
|
|
|
|
/* this function handles the link with other elements */
|
|
static gboolean
|
|
gst_motion_cells_set_caps (GstPad * pad, GstCaps * caps)
|
|
{
|
|
GstMotioncells *filter;
|
|
GstPad *otherpad;
|
|
GstStructure *structure;
|
|
int numerator, denominator;
|
|
|
|
filter = gst_motion_cells (gst_pad_get_parent (pad));
|
|
structure = gst_caps_get_structure (caps, 0);
|
|
gst_structure_get_int (structure, "width", &filter->width);
|
|
gst_structure_get_int (structure, "height", &filter->height);
|
|
gst_structure_get_fraction (structure, "framerate", &numerator, &denominator);
|
|
filter->framerate = (double) numerator / (double) denominator;
|
|
if (filter->cvImage)
|
|
cvReleaseImage (&filter->cvImage);
|
|
filter->cvImage =
|
|
cvCreateImage (cvSize (filter->width, filter->height), IPL_DEPTH_8U, 3);
|
|
|
|
otherpad = (pad == filter->srcpad) ? filter->sinkpad : filter->srcpad;
|
|
gst_object_unref (filter);
|
|
|
|
return gst_pad_set_caps (otherpad, caps);
|
|
}
|
|
|
|
/* chain function
|
|
* this function does the actual processing
|
|
*/
|
|
static GstFlowReturn
|
|
gst_motion_cells_chain (GstPad * pad, GstBuffer * buf)
|
|
{
|
|
|
|
GstMotioncells *filter;
|
|
|
|
filter = gst_motion_cells (GST_OBJECT_PARENT (pad));
|
|
if (filter->calculate_motion) {
|
|
double sensitivity;
|
|
int framerate, gridx, gridy, motionmaskcells_count, motionmaskcoord_count,
|
|
motioncells_count, i;
|
|
int thickness, success, motioncellsidxcnt, numberOfCells,
|
|
motioncellsnumber, cellsOfInterestNumber;
|
|
int mincellsOfInterestNumber, motiondetect;
|
|
char *datafile;
|
|
bool display, changed_datafile, useAlpha;
|
|
gint64 starttime;
|
|
motionmaskcoordrect *motionmaskcoords;
|
|
motioncellidx *motionmaskcellsidx;
|
|
cellscolor motioncellscolor;
|
|
motioncellidx *motioncellsidx;
|
|
g_mutex_lock (filter->propset_mutex);
|
|
buf = gst_buffer_make_writable (buf);
|
|
filter->cvImage->imageData = (char *) GST_BUFFER_DATA (buf);
|
|
if (filter->firstframe) {
|
|
setPrevFrame (filter->cvImage, filter->id);
|
|
filter->firstframe = FALSE;
|
|
}
|
|
|
|
sensitivity = filter->sensitivity;
|
|
framerate = filter->framerate;
|
|
gridx = filter->gridx;
|
|
gridy = filter->gridy;
|
|
display = filter->display;
|
|
motionmaskcoord_count = filter->motionmaskcoord_count;
|
|
motionmaskcoords =
|
|
g_new0 (motionmaskcoordrect, filter->motionmaskcoord_count);
|
|
for (i = 0; i < filter->motionmaskcoord_count; i++) { //we need divide 2 because we use gauss pyramid in C++ side
|
|
motionmaskcoords[i].upper_left_x =
|
|
filter->motionmaskcoords[i].upper_left_x / 2;
|
|
motionmaskcoords[i].upper_left_y =
|
|
filter->motionmaskcoords[i].upper_left_y / 2;
|
|
motionmaskcoords[i].lower_right_x =
|
|
filter->motionmaskcoords[i].lower_right_x / 2;
|
|
motionmaskcoords[i].lower_right_y =
|
|
filter->motionmaskcoords[i].lower_right_y / 2;
|
|
}
|
|
|
|
motioncellscolor.R_channel_value =
|
|
filter->motioncellscolor->R_channel_value;
|
|
motioncellscolor.G_channel_value =
|
|
filter->motioncellscolor->G_channel_value;
|
|
motioncellscolor.B_channel_value =
|
|
filter->motioncellscolor->B_channel_value;
|
|
|
|
if ((filter->changed_gridx || filter->changed_gridy
|
|
|| filter->changed_startime)) {
|
|
if ((g_strcmp0 (filter->cur_datafile, NULL) != 0)) {
|
|
GFREE (filter->cur_datafile);
|
|
filter->datafileidx++;
|
|
filter->cur_datafile =
|
|
g_strdup_printf ("%s-%d.%s", filter->basename_datafile,
|
|
filter->datafileidx, filter->datafile_extension);
|
|
filter->changed_datafile = TRUE;
|
|
motion_cells_free_resources (filter->id);
|
|
}
|
|
if (filter->motioncells_count > 0)
|
|
gst_motioncells_update_motion_cells (filter);
|
|
if (filter->motionmaskcells_count > 0)
|
|
gst_motioncells_update_motion_masks (filter);
|
|
filter->changed_gridx = FALSE;
|
|
filter->changed_gridy = FALSE;
|
|
filter->changed_startime = FALSE;
|
|
}
|
|
datafile = g_strdup (filter->cur_datafile);
|
|
filter->cur_buff_timestamp = (GST_BUFFER_TIMESTAMP (buf) / GST_MSECOND);
|
|
filter->starttime +=
|
|
(filter->cur_buff_timestamp - filter->prev_buff_timestamp);
|
|
starttime = filter->starttime;
|
|
if (filter->changed_datafile || filter->diff_timestamp < 0)
|
|
filter->diff_timestamp =
|
|
(gint64) (GST_BUFFER_TIMESTAMP (buf) / GST_MSECOND);
|
|
changed_datafile = filter->changed_datafile;
|
|
motionmaskcells_count = filter->motionmaskcells_count;
|
|
motionmaskcellsidx = g_new0 (motioncellidx, filter->motionmaskcells_count);
|
|
for (i = 0; i < filter->motionmaskcells_count; i++) {
|
|
motionmaskcellsidx[i].lineidx = filter->motionmaskcellsidx[i].lineidx;
|
|
motionmaskcellsidx[i].columnidx = filter->motionmaskcellsidx[i].columnidx;
|
|
}
|
|
motioncells_count = filter->motioncells_count;
|
|
motioncellsidx = g_new0 (motioncellidx, filter->motioncells_count);
|
|
for (i = 0; i < filter->motioncells_count; i++) {
|
|
motioncellsidx[i].lineidx = filter->motioncellsidx[i].lineidx;
|
|
motioncellsidx[i].columnidx = filter->motioncellsidx[i].columnidx;
|
|
}
|
|
useAlpha = filter->usealpha;
|
|
thickness = filter->thickness;
|
|
success =
|
|
perform_detection_motion_cells (filter->cvImage, sensitivity, framerate,
|
|
gridx, gridy,
|
|
(gint64) (GST_BUFFER_TIMESTAMP (buf) / GST_MSECOND) -
|
|
filter->diff_timestamp, display, useAlpha, motionmaskcoord_count,
|
|
motionmaskcoords, motionmaskcells_count, motionmaskcellsidx,
|
|
motioncellscolor, motioncells_count, motioncellsidx, starttime,
|
|
datafile, changed_datafile, thickness, filter->id);
|
|
if ((success == 1) && (filter->sent_init_error_msg == false)) {
|
|
char *initfailedreason;
|
|
int initerrorcode;
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
initfailedreason = getInitDataFileFailed (filter->id);
|
|
initerrorcode = getInitErrorCode (filter->id);
|
|
s = gst_structure_new ("motion", "init_error_code", G_TYPE_INT,
|
|
initerrorcode, "details", G_TYPE_STRING, initfailedreason, NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
filter->sent_init_error_msg = TRUE;
|
|
}
|
|
if ((success == -1) && (filter->sent_save_error_msg == false)) {
|
|
char *savefailedreason;
|
|
int saveerrorcode;
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
savefailedreason = getSaveDataFileFailed (filter->id);
|
|
saveerrorcode = getSaveErrorCode (filter->id);
|
|
s = gst_structure_new ("motion", "save_error_code", G_TYPE_INT,
|
|
saveerrorcode, "details", G_TYPE_STRING, savefailedreason, NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
filter->sent_save_error_msg = TRUE;
|
|
}
|
|
if (success == -2) { //frame dropped
|
|
filter->prev_buff_timestamp = filter->cur_buff_timestamp;
|
|
//free
|
|
GFREE (datafile);
|
|
GFREE (motionmaskcoords);
|
|
GFREE (motionmaskcellsidx);
|
|
GFREE (motioncellsidx);
|
|
g_mutex_unlock (filter->propset_mutex);
|
|
return gst_pad_push (filter->srcpad, buf);
|
|
}
|
|
filter->changed_datafile = getChangedDataFile (filter->id);
|
|
motioncellsidxcnt = getMotionCellsIdxCnt (filter->id);
|
|
numberOfCells = filter->gridx * filter->gridy;
|
|
motioncellsnumber = motioncellsidxcnt / MSGLEN;
|
|
cellsOfInterestNumber = (filter->motioncells_count > 0) ? //how many cells interest for us
|
|
(filter->motioncells_count) : (numberOfCells);
|
|
mincellsOfInterestNumber =
|
|
floor ((double) cellsOfInterestNumber * filter->threshold);
|
|
motiondetect = (motioncellsnumber >= mincellsOfInterestNumber) ? 1 : 0;
|
|
if ((motioncellsidxcnt > 0) && (motiondetect == 1)) {
|
|
char *detectedmotioncells;
|
|
filter->last_motion_timestamp = GST_BUFFER_TIMESTAMP (buf);
|
|
detectedmotioncells = getMotionCellsIdx (filter->id);
|
|
if (detectedmotioncells) {
|
|
filter->consecutive_motion++;
|
|
if ((filter->previous_motion == false)
|
|
&& (filter->consecutive_motion >= filter->minimum_motion_frames)) {
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
filter->previous_motion = true;
|
|
filter->motion_begin_timestamp = GST_BUFFER_TIMESTAMP (buf);
|
|
s = gst_structure_new ("motion", "motion_cells_indices",
|
|
G_TYPE_STRING, detectedmotioncells, "motion_begin", G_TYPE_UINT64,
|
|
filter->motion_begin_timestamp, NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
} else if (filter->postallmotion) {
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
filter->motion_timestamp = GST_BUFFER_TIMESTAMP (buf);
|
|
s = gst_structure_new ("motion", "motion_cells_indices",
|
|
G_TYPE_STRING, detectedmotioncells, "motion", G_TYPE_UINT64,
|
|
filter->motion_timestamp, NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
}
|
|
} else {
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
s = gst_structure_new ("motion", "motion_cells_indices", G_TYPE_STRING,
|
|
"error", NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
}
|
|
} else {
|
|
filter->consecutive_motion = 0;
|
|
if ((((GST_BUFFER_TIMESTAMP (buf) -
|
|
filter->last_motion_timestamp) / 1000000000l) >=
|
|
filter->gap)
|
|
&& (filter->last_motion_timestamp > 0)) {
|
|
GST_DEBUG ("POST MOTION FINISHED MSG\n");
|
|
if (filter->previous_motion) {
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
filter->previous_motion = false;
|
|
s = gst_structure_new ("motion", "motion_finished", G_TYPE_UINT64,
|
|
filter->last_motion_timestamp, NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
}
|
|
}
|
|
}
|
|
if (filter->postnomotion > 0) {
|
|
guint64 last_buf_timestamp = GST_BUFFER_TIMESTAMP (buf) / 1000000000l;
|
|
if ((last_buf_timestamp -
|
|
(filter->last_motion_timestamp / 1000000000l)) >=
|
|
filter->postnomotion) {
|
|
GST_DEBUG ("POST NO MOTION MSG\n");
|
|
if ((last_buf_timestamp -
|
|
(filter->last_nomotion_notified / 1000000000l)) >=
|
|
filter->postnomotion) {
|
|
GstStructure *s;
|
|
GstMessage *m;
|
|
filter->last_nomotion_notified = GST_BUFFER_TIMESTAMP (buf);
|
|
s = gst_structure_new ("motion", "no_motion", G_TYPE_UINT64,
|
|
filter->last_motion_timestamp, NULL);
|
|
m = gst_message_new_element (GST_OBJECT (filter), s);
|
|
gst_element_post_message (GST_ELEMENT (filter), m);
|
|
}
|
|
}
|
|
}
|
|
filter->prev_buff_timestamp = filter->cur_buff_timestamp;
|
|
//free
|
|
GFREE (datafile);
|
|
GFREE (motionmaskcoords);
|
|
GFREE (motionmaskcellsidx);
|
|
GFREE (motioncellsidx);
|
|
|
|
g_mutex_unlock (filter->propset_mutex);
|
|
}
|
|
|
|
return gst_pad_push (filter->srcpad, buf);
|
|
}
|
|
|
|
/* entry point to initialize the plug-in
|
|
* initialize the plug-in itself
|
|
* register the element factories and other features
|
|
*/
|
|
gboolean
|
|
gst_motioncells_plugin_init (GstPlugin * plugin)
|
|
{
|
|
/* debug category for fltering log messages */
|
|
GST_DEBUG_CATEGORY_INIT (gst_motion_cells_debug,
|
|
"motioncells",
|
|
0,
|
|
"Performs motion detection on videos, providing detected positions via bus messages");
|
|
|
|
return gst_element_register (plugin, "motioncells", GST_RANK_NONE,
|
|
GST_TYPE_MOTIONCELLS);
|
|
}
|