opencv: add cvtracker plugin

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>
This commit is contained in:
Vivek R 2020-05-24 23:37:25 +05:30 committed by GStreamer Marge Bot
parent 3764a1617d
commit d28f11998d
9 changed files with 797 additions and 2 deletions

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@ -215782,6 +215782,117 @@
}, },
"rank": "none" "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": { "dewarp": {
"author": "Nicola Murino <nicola.murino@gmail.com>", "author": "Nicola Murino <nicola.murino@gmail.com>",
"description": "Dewarp fisheye images", "description": "Dewarp fisheye images",
@ -217398,6 +217509,46 @@
} }
] ]
}, },
"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": { "GstOpencvFaceBlurFlags": {
"kind": "flags", "kind": "flags",
"values": [ "values": [

393
ext/opencv/gstcvtracker.cpp Normal file
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@ -0,0 +1,393 @@
/*
* 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;
}

114
ext/opencv/gstcvtracker.h Normal file
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@ -0,0 +1,114 @@
/*
* 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__ */

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@ -44,6 +44,7 @@
#include "gstdewarp.h" #include "gstdewarp.h"
#include "gstcameracalibrate.h" #include "gstcameracalibrate.h"
#include "gstcameraundistort.h" #include "gstcameraundistort.h"
#include "gstcvtracker.h"
static gboolean static gboolean
@ -72,6 +73,7 @@ plugin_init (GstPlugin * plugin)
ret |= GST_ELEMENT_REGISTER (dewarp, plugin); ret |= GST_ELEMENT_REGISTER (dewarp, plugin);
ret |= GST_ELEMENT_REGISTER (cameracalibrate, plugin); ret |= GST_ELEMENT_REGISTER (cameracalibrate, plugin);
ret |= GST_ELEMENT_REGISTER (cameraundistort, plugin); ret |= GST_ELEMENT_REGISTER (cameraundistort, plugin);
ret |= GST_ELEMENT_REGISTER (cvtracker, plugin);
return ret; return ret;
} }

View file

@ -30,7 +30,8 @@ gstopencv_sources = [
'camerautils.cpp', 'camerautils.cpp',
'cameraevent.cpp', 'cameraevent.cpp',
'gstcameracalibrate.cpp', 'gstcameracalibrate.cpp',
'gstcameraundistort.cpp' 'gstcameraundistort.cpp',
'gstcvtracker.cpp'
] ]
libopencv_headers = [ libopencv_headers = [
@ -41,6 +42,7 @@ libopencv_headers = [
'opencv2/objdetect.hpp', 'opencv2/objdetect.hpp',
'opencv2/opencv.hpp', 'opencv2/opencv.hpp',
'opencv2/video.hpp', 'opencv2/video.hpp',
'opencv2/tracking.hpp',
] ]
libopencv4_headers = [ libopencv4_headers = [
@ -51,6 +53,7 @@ libopencv4_headers = [
'opencv4/opencv2/objdetect.hpp', 'opencv4/opencv2/objdetect.hpp',
'opencv4/opencv2/opencv.hpp', 'opencv4/opencv2/opencv.hpp',
'opencv4/opencv2/video.hpp', 'opencv4/opencv2/video.hpp',
'opencv4/opencv2/tracking.hpp',
] ]
gstopencv_cargs = ['-DGST_HAAR_CASCADES_DIR="@0@"'] gstopencv_cargs = ['-DGST_HAAR_CASCADES_DIR="@0@"']
@ -115,7 +118,7 @@ if opencv_found
gstopencv = library('gstopencv', gstopencv = library('gstopencv',
gstopencv_sources, gstopencv_sources,
cpp_args : gst_plugins_bad_args + gstopencv_cargs + [ '-DGST_USE_UNSTABLE_API' ], 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], include_directories : [configinc, libsinc],
dependencies : [gstbase_dep, gstvideo_dep, opencv_dep, gstopencv_dep], dependencies : [gstbase_dep, gstvideo_dep, opencv_dep, gstopencv_dep],
install : true, install : true,

View file

@ -1,6 +1,7 @@
if not get_option('tests').disabled() and gstcheck_dep.found() if not get_option('tests').disabled() and gstcheck_dep.found()
subdir('check') subdir('check')
subdir('icles') subdir('icles')
subdir('validate')
endif endif
if not get_option('examples').disabled() if not get_option('examples').disabled()
subdir('examples') subdir('examples')

View file

@ -0,0 +1,29 @@
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

View file

@ -0,0 +1,8 @@
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

View file

@ -0,0 +1,94 @@
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
buffer: pts=0:00:00.000000000, dur=0:00:00.033333333, flags=discont, meta=GstVideoMeta
buffer: pts=0:00:00.033333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=139, y=99, width=50, height=50]
buffer: pts=0:00:00.066666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=144, y=104, width=49, height=49]
buffer: pts=0:00:00.100000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=149, y=108, width=50, height=50]
buffer: pts=0:00:00.133333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=153, y=113, width=49, height=49]
buffer: pts=0:00:00.166666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=157, y=117, width=50, height=50]
buffer: pts=0:00:00.200000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=161, y=121, width=50, height=50]
buffer: pts=0:00:00.233333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=166, y=126, width=49, height=49]
buffer: pts=0:00:00.266666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=171, y=130, width=49, height=49]
buffer: pts=0:00:00.300000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=175, y=135, width=48, height=48]
buffer: pts=0:00:00.333333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=179, y=138, width=49, height=49]
buffer: pts=0:00:00.366666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=183, y=142, width=50, height=50]
buffer: pts=0:00:00.400000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=187, y=146, width=49, height=49]
buffer: pts=0:00:00.433333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=191, y=150, width=50, height=50]
buffer: pts=0:00:00.466666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=194, y=153, width=50, height=50]
buffer: pts=0:00:00.500000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=199, y=157, width=49, height=49]
buffer: pts=0:00:00.533333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=202, y=160, width=50, height=50]
buffer: pts=0:00:00.566666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=206, y=163, width=50, height=50]
buffer: pts=0:00:00.600000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=210, y=166, width=50, height=50]
buffer: pts=0:00:00.633333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=214, y=170, width=49, height=49]
buffer: pts=0:00:00.666666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=218, y=173, width=49, height=49]
buffer: pts=0:00:00.700000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=221, y=176, width=50, height=50]
buffer: pts=0:00:00.733333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=223, y=178, width=51, height=51]
buffer: pts=0:00:00.766666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=228, y=179, width=50, height=50]
buffer: pts=0:00:00.800000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=231, y=183, width=49, height=49]
buffer: pts=0:00:00.833333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=235, y=185, width=50, height=50]
buffer: pts=0:00:00.866666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=237, y=186, width=50, height=50]
buffer: pts=0:00:00.900000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=240, y=188, width=49, height=49]
buffer: pts=0:00:00.933333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=243, y=190, width=50, height=50]
buffer: pts=0:00:00.966666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=246, y=191, width=49, height=49]
buffer: pts=0:00:01.000000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=249, y=192, width=50, height=50]
buffer: pts=0:00:01.033333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=251, y=193, width=49, height=49]
buffer: pts=0:00:01.066666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=254, y=194, width=49, height=49]
buffer: pts=0:00:01.100000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=257, y=195, width=49, height=49]
buffer: pts=0:00:01.133333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=258, y=195, width=50, height=50]
buffer: pts=0:00:01.166666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=260, y=194, width=50, height=50]
buffer: pts=0:00:01.200000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=261, y=195, width=49, height=49]
buffer: pts=0:00:01.233333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=265, y=195, width=49, height=49]
buffer: pts=0:00:01.266666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=265, y=195, width=50, height=50]
buffer: pts=0:00:01.300000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=267, y=194, width=49, height=49]
buffer: pts=0:00:01.333333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=268, y=193, width=50, height=50]
buffer: pts=0:00:01.366666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=269, y=191, width=50, height=50]
buffer: pts=0:00:01.400000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=271, y=191, width=49, height=49]
buffer: pts=0:00:01.433333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=272, y=190, width=49, height=49]
buffer: pts=0:00:01.466666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=274, y=188, width=49, height=49]
buffer: pts=0:00:01.500000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=273, y=186, width=50, height=50]
buffer: pts=0:00:01.533333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=274, y=184, width=49, height=49]
buffer: pts=0:00:01.566666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=274, y=182, width=50, height=50]
buffer: pts=0:00:01.600000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=275, y=179, width=49, height=49]
buffer: pts=0:00:01.633333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=275, y=178, width=49, height=49]
buffer: pts=0:00:01.666666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=275, y=175, width=50, height=50]
buffer: pts=0:00:01.700000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=275, y=172, width=49, height=49]
buffer: pts=0:00:01.733333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=275, y=169, width=49, height=49]
buffer: pts=0:00:01.766666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=276, y=166, width=49, height=49]
buffer: pts=0:00:01.800000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=274, y=164, width=49, height=49]
buffer: pts=0:00:01.833333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=274, y=159, width=50, height=50]
buffer: pts=0:00:01.866666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=273, y=155, width=50, height=50]
buffer: pts=0:00:01.900000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=272, y=152, width=50, height=50]
buffer: pts=0:00:01.933333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=271, y=148, width=50, height=50]
buffer: pts=0:00:01.966666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=270, y=145, width=49, height=49]
buffer: pts=0:00:02.000000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=269, y=141, width=49, height=49]
buffer: pts=0:00:02.033333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=267, y=137, width=50, height=50]
buffer: pts=0:00:02.066666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=265, y=133, width=49, height=49]
buffer: pts=0:00:02.100000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=265, y=129, width=49, height=49]
buffer: pts=0:00:02.133333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=262, y=125, width=49, height=49]
buffer: pts=0:00:02.166666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=260, y=120, width=50, height=50]
buffer: pts=0:00:02.200000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=258, y=116, width=49, height=49]
buffer: pts=0:00:02.233333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=255, y=111, width=50, height=50]
buffer: pts=0:00:02.266666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=253, y=107, width=49, height=49]
buffer: pts=0:00:02.300000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=252, y=103, width=50, height=50]
buffer: pts=0:00:02.333333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=248, y=98, width=49, height=49]
buffer: pts=0:00:02.366666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=246, y=94, width=50, height=50]
buffer: pts=0:00:02.400000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=243, y=89, width=49, height=49]
buffer: pts=0:00:02.433333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=241, y=85, width=49, height=49]
buffer: pts=0:00:02.466666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=237, y=81, width=49, height=49]
buffer: pts=0:00:02.500000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=235, y=77, width=50, height=50]
buffer: pts=0:00:02.533333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=231, y=72, width=49, height=49]
buffer: pts=0:00:02.566666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=228, y=68, width=49, height=49]
buffer: pts=0:00:02.600000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=225, y=63, width=50, height=50]
buffer: pts=0:00:02.633333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=221, y=59, width=49, height=49]
buffer: pts=0:00:02.666666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=218, y=55, width=49, height=49]
buffer: pts=0:00:02.700000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=214, y=51, width=50, height=50]
buffer: pts=0:00:02.733333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=210, y=47, width=49, height=49]
buffer: pts=0:00:02.766666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=207, y=43, width=49, height=49]
buffer: pts=0:00:02.800000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=203, y=40, width=50, height=50]
buffer: pts=0:00:02.833333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=199, y=36, width=49, height=49]
buffer: pts=0:00:02.866666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=195, y=33, width=49, height=49]
buffer: pts=0:00:02.900000000, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=191, y=29, width=49, height=49]
buffer: pts=0:00:02.933333333, dur=0:00:00.033333333, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=188, y=26, width=49, height=49]
buffer: pts=0:00:02.966666666, dur=0:00:00.033333334, meta=GstVideoMeta, GstVideoRegionOfInterestMeta[x=182, y=22, width=50, height=50]
event eos: (no structure)