This adds an object tracker plugin.
Tracker implementations from https://docs.opencv.org/3.4/d0/d0a/classcv_1_1Tracker.html
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2454>
},
"rank": "none"
},
+ "cvtracker": {
+ "author": "Vivek R <123vivekr@gmail.com>",
+ "description": "Performs object tracking on videos and stores it in video buffer metadata.",
+ "hierarchy": [
+ "GstCVTracker",
+ "GstOpencvVideoFilter",
+ "GstVideoFilter",
+ "GstBaseTransform",
+ "GstElement",
+ "GstObject",
+ "GInitiallyUnowned",
+ "GObject"
+ ],
+ "klass": "Filter/Effect/Video",
+ "long-name": "cvtracker",
+ "pad-templates": {
+ "sink": {
+ "caps": "video/x-raw:\n format: RGB\n width: [ 1, 2147483647 ]\n height: [ 1, 2147483647 ]\n framerate: [ 0/1, 2147483647/1 ]\n",
+ "direction": "sink",
+ "presence": "always"
+ },
+ "src": {
+ "caps": "video/x-raw:\n format: RGB\n width: [ 1, 2147483647 ]\n height: [ 1, 2147483647 ]\n framerate: [ 0/1, 2147483647/1 ]\n",
+ "direction": "src",
+ "presence": "always"
+ }
+ },
+ "properties": {
+ "algorithm": {
+ "blurb": "Algorithm for tracking objects",
+ "conditionally-available": false,
+ "construct": false,
+ "construct-only": false,
+ "controllable": false,
+ "default": "MedianFlow (3)",
+ "mutable": "null",
+ "readable": true,
+ "type": "GstOpenCVTrackerAlgorithm",
+ "writable": true
+ },
+ "draw-rect": {
+ "blurb": "Draw rectangle around tracked object",
+ "conditionally-available": false,
+ "construct": false,
+ "construct-only": false,
+ "controllable": false,
+ "default": "true",
+ "mutable": "null",
+ "readable": true,
+ "type": "gboolean",
+ "writable": true
+ },
+ "object-initial-height": {
+ "blurb": "Track object box's initial height",
+ "conditionally-available": false,
+ "construct": false,
+ "construct-only": false,
+ "controllable": false,
+ "default": "50",
+ "max": "-1",
+ "min": "0",
+ "mutable": "null",
+ "readable": true,
+ "type": "guint",
+ "writable": true
+ },
+ "object-initial-width": {
+ "blurb": "Track object box's initial width",
+ "conditionally-available": false,
+ "construct": false,
+ "construct-only": false,
+ "controllable": false,
+ "default": "50",
+ "max": "-1",
+ "min": "0",
+ "mutable": "null",
+ "readable": true,
+ "type": "guint",
+ "writable": true
+ },
+ "object-initial-x": {
+ "blurb": "Track object box's initial X coordinate",
+ "conditionally-available": false,
+ "construct": false,
+ "construct-only": false,
+ "controllable": false,
+ "default": "50",
+ "max": "-1",
+ "min": "0",
+ "mutable": "null",
+ "readable": true,
+ "type": "guint",
+ "writable": true
+ },
+ "object-initial-y": {
+ "blurb": "Track object box's initial Y coordinate",
+ "conditionally-available": false,
+ "construct": false,
+ "construct-only": false,
+ "controllable": false,
+ "default": "50",
+ "max": "-1",
+ "min": "0",
+ "mutable": "null",
+ "readable": true,
+ "type": "guint",
+ "writable": true
+ }
+ },
+ "rank": "none"
+ },
"dewarp": {
"author": "Nicola Murino <nicola.murino@gmail.com>",
"description": "Dewarp fisheye images",
}
]
},
+ "GstOpenCVTrackerAlgorithm": {
+ "kind": "enum",
+ "values": [
+ {
+ "desc": "the Boosting tracker",
+ "name": "Boosting",
+ "value": "0"
+ },
+ {
+ "desc": "the CSRT tracker",
+ "name": "CSRT",
+ "value": "1"
+ },
+ {
+ "desc": "the KCF (Kernelized Correlation Filter) tracker",
+ "name": "KCF",
+ "value": "2"
+ },
+ {
+ "desc": "the Median Flow tracker",
+ "name": "MedianFlow",
+ "value": "3"
+ },
+ {
+ "desc": "the MIL tracker",
+ "name": "MIL",
+ "value": "4"
+ },
+ {
+ "desc": "the MOSSE (Minimum Output Sum of Squared Error) tracker",
+ "name": "MOSSE",
+ "value": "5"
+ },
+ {
+ "desc": "the TLD (Tracking, learning and detection) tracker",
+ "name": "TLD",
+ "value": "6"
+ }
+ ]
+ },
"GstOpencvFaceBlurFlags": {
"kind": "flags",
"values": [
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2020 Vivek R <123vivekr@gmail.com>
+ * Copyright (C) 2021 Cesar Fabian Orccon Chipana <cfoch.fabian@gmail.com>
+ *
+ * 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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/**
+ * SECTION:element-cvtracker
+ *
+ * Performs object tracking on videos and stores it in video buffer metadata.
+ *
+ * ## Example launch line
+ *
+ * ```
+ * gst-launch-1.0 v4l2src ! videoconvert ! cvtracker box-x=50 box-y=50 box-wdith=50 box-height=50 ! videoconvert ! xvimagesink
+ * ```
+ *
+ * Since: 1.20
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "gstcvtracker.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_cvtracker_debug);
+#define GST_CAT_DEFAULT gst_cvtracker_debug
+
+#define DEFAULT_PROP_INITIAL_X 50
+#define DEFAULT_PROP_INITIAL_Y 50
+#define DEFAULT_PROP_INITIAL_WIDTH 50
+#define DEFAULT_PROP_INITIAL_HEIGHT 50
+
+enum
+{
+ PROP_0,
+ PROP_INITIAL_X,
+ PROP_INITIAL_Y,
+ PROP_INITIAL_WIDTH,
+ PROP_INITIAL_HEIGHT,
+ PROP_ALGORITHM,
+};
+
+#define GST_OPENCV_TRACKER_ALGORITHM (tracker_algorithm_get_type ())
+
+/**
+ * GstOpenCVTrackerAlgorithm:
+ *
+ * Since: 1.20
+ */
+static GType
+tracker_algorithm_get_type (void)
+{
+ static GType algorithm = 0;
+ static const GEnumValue algorithms[] = {
+ {GST_OPENCV_TRACKER_ALGORITHM_BOOSTING, "the Boosting tracker", "Boosting"},
+ {GST_OPENCV_TRACKER_ALGORITHM_CSRT, "the CSRT tracker", "CSRT"},
+ {GST_OPENCV_TRACKER_ALGORITHM_KCF,
+ "the KCF (Kernelized Correlation Filter) tracker",
+ "KCF"},
+ {GST_OPENCV_TRACKER_ALGORITHM_MEDIANFLOW, "the Median Flow tracker",
+ "MedianFlow"},
+ {GST_OPENCV_TRACKER_ALGORITHM_MIL, "the MIL tracker", "MIL"},
+ {GST_OPENCV_TRACKER_ALGORITHM_MOSSE,
+ "the MOSSE (Minimum Output Sum of Squared Error) tracker", "MOSSE"},
+ {GST_OPENCV_TRACKER_ALGORITHM_TLD,
+ "the TLD (Tracking, learning and detection) tracker",
+ "TLD"},
+ {0, NULL, NULL},
+ };
+
+ if (!algorithm) {
+ algorithm =
+ g_enum_register_static ("GstOpenCVTrackerAlgorithm", algorithms);
+ }
+ return algorithm;
+}
+
+static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("RGB"))
+ );
+
+static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("RGB"))
+ );
+
+G_DEFINE_TYPE_WITH_CODE (GstCVTracker, gst_cvtracker,
+ GST_TYPE_OPENCV_VIDEO_FILTER,
+ GST_DEBUG_CATEGORY_INIT (gst_cvtracker_debug, "cvtracker", 0,
+ "Performs object tracking on videos and stores it in video buffer "
+ "metadata"));
+GST_ELEMENT_REGISTER_DEFINE (cvtracker, "cvtracker", GST_RANK_NONE,
+ GST_TYPE_OPENCV_TRACKER);
+
+static void gst_cvtracker_set_property (GObject * object,
+ guint prop_id, const GValue * value, GParamSpec * pspec);
+static void gst_cvtracker_get_property (GObject * object,
+ guint prop_id, GValue * value, GParamSpec * pspec);
+
+static GstFlowReturn gst_cvtracker_transform_ip (GstOpencvVideoFilter
+ * filter, GstBuffer * buf, cv::Mat img);
+
+static void
+gst_cvtracker_finalize (GObject * obj)
+{
+ GstCVTracker *filter = GST_OPENCV_TRACKER (obj);
+
+ filter->tracker.release ();
+ filter->roi.release ();
+
+ G_OBJECT_CLASS (gst_cvtracker_parent_class)->finalize (obj);
+}
+
+static void
+gst_cvtracker_class_init (GstCVTrackerClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstOpencvVideoFilterClass *gstopencvbasefilter_class;
+ GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+
+ gobject_class = (GObjectClass *) klass;
+ gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_cvtracker_finalize);
+ gstopencvbasefilter_class = (GstOpencvVideoFilterClass *) klass;
+
+ gstopencvbasefilter_class->cv_trans_ip_func = gst_cvtracker_transform_ip;
+
+ gobject_class->set_property = gst_cvtracker_set_property;
+ gobject_class->get_property = gst_cvtracker_get_property;
+
+ /*
+ * Tracker API in versions older than OpenCV 4.5.1 worked with a ROI based
+ * on Rect<double>. However newer versions use Rect<int>. Running the same
+ * tracker type on different versions may lead to round up errors.
+ * To avoid inconsistencies from the GStreamer side depending on the OpenCV
+ * version, use integer properties independently on the OpenCV.
+ **/
+ g_object_class_install_property (gobject_class, PROP_INITIAL_X,
+ g_param_spec_uint ("object-initial-x", "Initial X coordinate",
+ "Track object box's initial X coordinate", 0, G_MAXUINT,
+ DEFAULT_PROP_INITIAL_X,
+ (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
+
+ g_object_class_install_property (gobject_class, PROP_INITIAL_Y,
+ g_param_spec_uint ("object-initial-y", "Initial Y coordinate",
+ "Track object box's initial Y coordinate", 0, G_MAXUINT,
+ DEFAULT_PROP_INITIAL_Y,
+ (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
+
+ g_object_class_install_property (gobject_class, PROP_INITIAL_WIDTH,
+ g_param_spec_uint ("object-initial-width", "Object Initial Width",
+ "Track object box's initial width", 0, G_MAXUINT,
+ DEFAULT_PROP_INITIAL_WIDTH,
+ (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
+
+ g_object_class_install_property (gobject_class, PROP_INITIAL_HEIGHT,
+ g_param_spec_uint ("object-initial-height", "Object Initial Height",
+ "Track object box's initial height", 0, G_MAXUINT,
+ DEFAULT_PROP_INITIAL_HEIGHT,
+ (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
+
+ g_object_class_install_property (gobject_class, PROP_ALGORITHM,
+ g_param_spec_enum ("algorithm", "Algorithm",
+ "Algorithm for tracking objects", GST_OPENCV_TRACKER_ALGORITHM,
+ GST_OPENCV_TRACKER_ALGORITHM_MEDIANFLOW,
+ (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
+
+ gst_element_class_set_static_metadata (element_class,
+ "cvtracker",
+ "Filter/Effect/Video",
+ "Performs object tracking on videos and stores it in video buffer metadata.",
+ "Vivek R <123vivekr@gmail.com>");
+
+ gst_element_class_add_static_pad_template (element_class, &src_factory);
+ gst_element_class_add_static_pad_template (element_class, &sink_factory);
+
+ gst_type_mark_as_plugin_api (GST_OPENCV_TRACKER_ALGORITHM,
+ (GstPluginAPIFlags) 0);
+}
+
+static void
+gst_cvtracker_init (GstCVTracker * filter)
+{
+ filter->x = DEFAULT_PROP_INITIAL_X;
+ filter->y = DEFAULT_PROP_INITIAL_Y;
+ filter->width = DEFAULT_PROP_INITIAL_WIDTH;
+ filter->height = DEFAULT_PROP_INITIAL_HEIGHT;
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ filter->tracker = cv::legacy::upgradeTrackingAPI(
+ cv::legacy::TrackerMedianFlow::create());
+#else
+ filter->tracker = cv::TrackerMedianFlow::create();
+#endif
+ filter->post_debug_info = TRUE;
+
+ gst_opencv_video_filter_set_in_place (GST_OPENCV_VIDEO_FILTER_CAST (filter),
+ TRUE);
+ filter->algorithm = GST_OPENCV_TRACKER_ALGORITHM_MEDIANFLOW;
+}
+
+static void
+gst_cvtracker_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstCVTracker *filter = GST_OPENCV_TRACKER (object);
+
+ switch (prop_id) {
+ case PROP_INITIAL_X:
+ filter->x = g_value_get_uint (value);
+ break;
+ case PROP_INITIAL_Y:
+ filter->y = g_value_get_uint (value);
+ break;
+ case PROP_INITIAL_WIDTH:
+ filter->width = g_value_get_uint (value);
+ break;
+ case PROP_INITIAL_HEIGHT:
+ filter->height = g_value_get_uint (value);
+ break;
+ case PROP_ALGORITHM:
+ filter->algorithm = g_value_get_enum (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+create_cvtracker (GstCVTracker * filter)
+{
+ switch (filter->algorithm) {
+ case GST_OPENCV_TRACKER_ALGORITHM_BOOSTING:
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ filter->tracker = cv::legacy::upgradeTrackingAPI(
+ cv::legacy::TrackerBoosting::create());
+#else
+ filter->tracker = cv::TrackerBoosting::create();
+#endif
+ break;
+ case GST_OPENCV_TRACKER_ALGORITHM_CSRT:
+ filter->tracker = cv::TrackerCSRT::create ();
+ break;
+ case GST_OPENCV_TRACKER_ALGORITHM_KCF:
+ filter->tracker = cv::TrackerKCF::create ();
+ break;
+ case GST_OPENCV_TRACKER_ALGORITHM_MEDIANFLOW:
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ filter->tracker = cv::legacy::upgradeTrackingAPI(
+ cv::legacy::TrackerMedianFlow::create());
+#else
+ filter->tracker = cv::TrackerMedianFlow::create();
+#endif
+ break;
+ case GST_OPENCV_TRACKER_ALGORITHM_MIL:
+ filter->tracker = cv::TrackerMIL::create ();
+ break;
+ case GST_OPENCV_TRACKER_ALGORITHM_MOSSE:
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ filter->tracker = cv::legacy::upgradeTrackingAPI(
+ cv::legacy::TrackerMOSSE::create());
+#else
+ filter->tracker = cv::TrackerMOSSE::create ();
+#endif
+ break;
+ case GST_OPENCV_TRACKER_ALGORITHM_TLD:
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ filter->tracker = cv::legacy::upgradeTrackingAPI(
+ cv::legacy::TrackerTLD::create());
+#else
+ filter->tracker = cv::TrackerTLD::create();
+#endif
+ break;
+ }
+}
+
+static void
+gst_cvtracker_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstCVTracker *filter = GST_OPENCV_TRACKER (object);
+
+ switch (prop_id) {
+ case PROP_INITIAL_X:
+ g_value_set_uint (value, filter->x);
+ break;
+ case PROP_INITIAL_Y:
+ g_value_set_uint (value, filter->y);
+ break;
+ case PROP_INITIAL_WIDTH:
+ g_value_set_uint (value, filter->width);
+ break;
+ case PROP_INITIAL_HEIGHT:
+ g_value_set_uint (value, filter->height);
+ break;
+ case PROP_ALGORITHM:
+ g_value_set_enum (value, filter->algorithm);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static GstFlowReturn
+gst_cvtracker_transform_ip (GstOpencvVideoFilter * base,
+ GstBuffer * buf, cv::Mat img)
+{
+ GstCVTracker *filter = GST_OPENCV_TRACKER (base);
+ GstStructure *s;
+ GstMessage *msg;
+
+ if (filter->roi.empty ()) {
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ filter->roi = new (cv::Rect);
+#else
+ filter->roi = new (cv::Rect2d);
+#endif
+ filter->roi->x = filter->x;
+ filter->roi->y = filter->y;
+ filter->roi->width = filter->width;
+ filter->roi->height = filter->height;
+ create_cvtracker (filter);
+ filter->tracker->init (img, *filter->roi);
+ } else if (filter->tracker->update (img, *filter->roi)) {
+#if (!(CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1))
+ /* Round values to avoid inconsistencies depending on the OpenCV version. */
+ filter->roi->x = cvRound (filter->roi->x);
+ filter->roi->y = cvRound (filter->roi->y);
+ filter->roi->width = cvRound (filter->roi->width);
+ filter->roi->height = cvRound (filter->roi->height);
+#endif
+ s = gst_structure_new ("object",
+ "x", G_TYPE_UINT, (guint) filter->roi->x,
+ "y", G_TYPE_UINT, (guint) filter->roi->y,
+ "width", G_TYPE_UINT, (guint) filter->roi->width,
+ "height", G_TYPE_UINT, (guint) filter->roi->height, NULL);
+ msg = gst_message_new_element (GST_OBJECT (filter), s);
+ gst_buffer_add_video_region_of_interest_meta (buf, "object",
+ filter->roi->x, filter->roi->y, filter->roi->width,
+ filter->roi->height);
+ gst_element_post_message (GST_ELEMENT (filter), msg);
+ if (!(filter->post_debug_info))
+ filter->post_debug_info = TRUE;
+ } else if (filter->post_debug_info) {
+ GST_DEBUG_OBJECT (filter, "tracker lost");
+ filter->post_debug_info = FALSE;
+ }
+
+ return GST_FLOW_OK;
+}
--- /dev/null
+/*
+ * GStreamer
+ * Copyright (C) 2020 Vivek R <123vivekr@gmail.com>
+ * Copyright (C) 2021 Cesar Fabian Orccon Chipana <cfoch.fabian@gmail.com>
+ *
+ * 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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_CVTRACKER_H__
+#define __GST_CVTRACKER_H__
+
+#include <gst/video/gstvideometa.h>
+#include <gst/opencv/gstopencvvideofilter.h>
+#include <opencv2/core.hpp>
+#include <opencv2/imgproc.hpp>
+#include <opencv2/tracking.hpp>
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+#include <opencv2/tracking/tracking_legacy.hpp>
+#endif
+
+G_BEGIN_DECLS
+
+/* #defines don't like whitespacey bits */
+#define GST_TYPE_OPENCV_TRACKER \
+ (gst_cvtracker_get_type())
+#define GST_OPENCV_TRACKER(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OPENCV_TRACKER,GstCVTracker))
+#define GST_OPENCV_TRACKER_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OPENCV_TRACKER,GstCVTrackerClass))
+#define GST_IS_OPENCV_TRACKER(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OPENCV_TRACKER))
+#define GST_IS_OPENCV_TRACKER_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OPENCV_TRACKER))
+
+typedef struct _GstCVTracker GstCVTracker;
+typedef struct _GstCVTrackerClass GstCVTrackerClass;
+
+struct _GstCVTracker
+{
+ GstOpencvVideoFilter element;
+
+ guint x;
+ guint y;
+ guint width;
+ guint height;
+ gint algorithm;
+ gboolean post_debug_info;
+
+ cv::Ptr<cv::Tracker> tracker;
+#if CV_VERSION_MAJOR == 4 && CV_VERSION_MINOR >= 5 && CV_VERSION_REVISION >= 1
+ cv::Ptr<cv::Rect> roi;
+#else
+ cv::Ptr<cv::Rect2d> roi;
+#endif
+};
+
+typedef enum {
+ GST_OPENCV_TRACKER_ALGORITHM_BOOSTING,
+ GST_OPENCV_TRACKER_ALGORITHM_CSRT,
+ GST_OPENCV_TRACKER_ALGORITHM_KCF,
+ GST_OPENCV_TRACKER_ALGORITHM_MEDIANFLOW,
+ GST_OPENCV_TRACKER_ALGORITHM_MIL,
+ GST_OPENCV_TRACKER_ALGORITHM_MOSSE,
+ GST_OPENCV_TRACKER_ALGORITHM_TLD,
+} GstOpenCVTrackerAlgorithm;
+
+struct _GstCVTrackerClass
+{
+ GstOpencvVideoFilterClass parent_class;
+};
+
+GType gst_cvtracker_get_type (void);
+
+GST_ELEMENT_REGISTER_DECLARE (cvtracker);
+
+G_END_DECLS
+
+#endif /* __GST_CVTRACKER_H__ */
#include "gstdewarp.h"
#include "gstcameracalibrate.h"
#include "gstcameraundistort.h"
+#include "gstcvtracker.h"
static gboolean
ret |= GST_ELEMENT_REGISTER (dewarp, plugin);
ret |= GST_ELEMENT_REGISTER (cameracalibrate, plugin);
ret |= GST_ELEMENT_REGISTER (cameraundistort, plugin);
+ ret |= GST_ELEMENT_REGISTER (cvtracker, plugin);
return ret;
}
'camerautils.cpp',
'cameraevent.cpp',
'gstcameracalibrate.cpp',
- 'gstcameraundistort.cpp'
+ 'gstcameraundistort.cpp',
+ 'gstcvtracker.cpp'
]
libopencv_headers = [
'opencv2/objdetect.hpp',
'opencv2/opencv.hpp',
'opencv2/video.hpp',
+ 'opencv2/tracking.hpp',
]
libopencv4_headers = [
'opencv4/opencv2/objdetect.hpp',
'opencv4/opencv2/opencv.hpp',
'opencv4/opencv2/video.hpp',
+ 'opencv4/opencv2/tracking.hpp',
]
gstopencv_cargs = ['-DGST_HAAR_CASCADES_DIR="@0@"']
gstopencv = library('gstopencv',
gstopencv_sources,
cpp_args : gst_plugins_bad_args + gstopencv_cargs + [ '-DGST_USE_UNSTABLE_API' ],
- link_args : noseh_link_args,
+ link_args : [noseh_link_args, '-lopencv_tracking'],
include_directories : [configinc, libsinc],
dependencies : [gstbase_dep, gstvideo_dep, opencv_dep, gstopencv_dep],
install : true,
if not get_option('tests').disabled() and gstcheck_dep.found()
subdir('check')
subdir('icles')
+ subdir('validate')
endif
if not get_option('examples').disabled()
subdir('examples')
--- /dev/null
+gst_tester = find_program('gst-tester-@0@'.format(api_version), required: get_option('tests'))
+if not gst_tester.found()
+ subdir_done()
+endif
+
+tests = [
+ 'opencv/cvtracker'
+]
+
+env = environment()
+env.set('GST_PLUGIN_PATH_1_0', meson.build_root(), pluginsdirs)
+env.set('GST_PLUGIN_SYSTEM_PATH_1_0', '')
+env.set('GST_REGISTRY', '@0@/@1@.registry'.format(meson.current_build_dir(), 'validate'))
+env.set('GST_PLUGIN_SCANNER_1_0', gst_plugin_scanner_path)
+env.set('GST_PLUGIN_LOADING_WHITELIST', 'gstreamer', 'gst-validate', 'gst-plugins-base',
+ 'gst-plugins-bad@' + meson.build_root())
+
+foreach t: tests
+ test_dir_name = t.split('/')
+ test_name = 'validate'
+ foreach c: test_dir_name
+ test_name += '.' + c
+ endforeach
+ test_env = env
+ test_env.set('GST_VALIDATE_LOGSDIR', join_paths(meson.current_build_dir(), test_name))
+ test_file = join_paths(meson.current_source_dir(), t + '.validatetest')
+ test(test_name, gst_tester, args: [test_file, '--use-fakesinks'],
+ env: test_env, timeout : 3 * 60, protocol: 'tap')
+endforeach
--- /dev/null
+meta,
+ args = {
+ "videotestsrc pattern=ball animation-mode=frames num-buffers=90 ! video/x-raw,framerate=30/1,width=320,height=240 ! cvtracker name=tracker object-initial-x=135 object-initial-y=95 object-initial-width=50 object-initial-height=50 algorithm=1 ! videoconvert ! $(videosink) sync=true",
+ },
+ configs = {
+ "$(validateflow), pad=tracker:src, record-buffers=true",
+ }
+crank-clock, repeat=91
\ No newline at end of file
--- /dev/null
+event stream-start: GstEventStreamStart, flags=(GstStreamFlags)GST_STREAM_FLAG_NONE, group-id=(uint)1;
+event caps: video/x-raw, format=(string)RGB, framerate=(fraction)30/1, height=(int)240, interlace-mode=(string)progressive, multiview-mode=(string)mono, pixel-aspect-ratio=(fraction)1/1, width=(int)320;
+event segment: format=TIME, start=0:00:00.000000000, offset=0:00:00.000000000, stop=none, time=0:00:00.000000000, base=0:00:00.000000000, position=0:00:00.000000000
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+event eos: (no structure)
projects / platform / upstream / gstreamer.git / commitdiff