support project load/save

This commit is contained in:
2024-07-19 11:37:36 +02:00
parent 635054154a
commit f2f273f2d7
2 changed files with 155 additions and 58 deletions
+154 -58
View File
@@ -3,6 +3,7 @@ import numpy as np
import argparse
import sys
import csv
import json
import matplotlib.pyplot as plt
from util import image_crop, to_rect, bbox_add_position, bbox_center, bbox_round
@@ -87,13 +88,31 @@ class CornerTrackerParams:
self.pre_track = _pre_track
self.show_path = _show_path
def from_dict(self, params: dict):
self.__dict__.update(params)
return self
class CornerTrackerSettings:
def __init__(self, _mask_bb=None, _tracking_bb=None):
self.mask_bb = _mask_bb
self.tracking_bb = _tracking_bb
self.matching_tpl_bb = []
def from_dict(self, settings: dict):
self.__dict__.update(settings)
return self
def append(self, _bb: np.array):
self.matching_tpl_bb.append(_bb)
class CornerTracker:
def __init__(self, _params: CornerTrackerParams, color=(0, 255, 0), name: str = 'CornerTracker'):
self.params = _params
self.color = color
self.name = name
self.matching_tpl_bb = None
self.settings = None
self.tracking_bb = None
self.tracking_mask = None
self.tracker = None
@@ -127,11 +146,7 @@ class CornerTracker:
if bbox_center(bb) == (0, 0):
bb = (0, 0, _image.shape[1], _image.shape[0])
rect_upper_left = (bb[0], bb[1])
rect_lower_right = (bb[0] + bb[2], bb[1] + bb[3])
cv2.rectangle(_mask, rect_upper_left, rect_lower_right, 255, -1)
return True
return bb
@staticmethod
def mask_apply(_image: np.array, _mask: np.array):
@@ -147,55 +162,58 @@ class CornerTracker:
'''
return _result
def init_reference_frame(self, _image: np.array):
# Draw mask
def create_from_settings(self, _image: np.array, settings: CornerTrackerSettings):
_mask = CornerTracker.create_mask(_image, settings.mask_bb)
image_processed_local, _ = self.create_tracking(_image, _mask, settings.tracking_bb)
self.create_matching(image_processed_local, settings.tracking_bb, settings.matching_tpl_bb)
return self.create_matching(image_processed_local, settings.tracking_bb, settings.matching_tpl_bb)
@staticmethod
def create_mask(_image: np.array, mask_bb: np.array):
# Init mask
_mask = CornerTracker.mask_init(_image)
CornerTracker.mask_draw(_image, _mask)
rect_upper_left = (mask_bb[0], mask_bb[1])
rect_lower_right = (mask_bb[0] + mask_bb[2], mask_bb[1] + mask_bb[3])
# Mask cut out
cv2.rectangle(_mask, rect_upper_left, rect_lower_right, 255, -1)
# Select search area
print(f"Select tracking object")
bb = cv2.selectROI("Tracker Reference", _image, False)
cv2.destroyWindow("Tracker Reference")
if bbox_center(bb) == (0, 0):
return False
return _mask
tracking_img = image_crop(_image, bb)
tracking_mask = image_crop(_mask, bb)
def create_tracking(self, _image: np.array, _mask: np.array, tracking_bb: np.array):
# Init search area
tracking_img = image_crop(_image, tracking_bb)
tracking_mask = image_crop(_mask, tracking_bb)
CornerTracker.mask_apply(tracking_img, tracking_mask)
image_processed_local = CornerTracker.image_process(tracking_img)
self.corner_matcher_list = []
self.tracking_bb = bb
self.tracking_mask = tracking_mask
corner_list = []
count = 1
while True:
print(f"Draw Corner #{count}")
matching_tpl_bb = cv2.selectROI("Matcher Reference", tracking_img, fromCenter=True, showCrosshair=True)
if bbox_center(matching_tpl_bb) == (0, 0):
break
matching_tpl_img = image_crop(image_processed_local, matching_tpl_bb)
self.corner_matcher_list.append(Corner(matching_tpl_img, matching_tpl_bb, name=f"Corner-{count}"))
corner_list.append(bbox_center(matching_tpl_bb))
self.matching_tpl_bb = matching_tpl_bb
print(f"Corner {count} added")
count += 1
cv2.destroyWindow("Matcher Reference")
print(f"Added {count} corners")
if len(corner_list) == 0:
return False
# Initialize tracker with first frame and bounding box
if self.params.pre_track:
self.tracker = cv2.TrackerKCF.create()
self.tracker.init(_image, self.tracking_bb)
self.tracker.init(_image, tracking_bb)
self.tracking_bb = tracking_bb
self.tracking_mask = image_crop(_mask, tracking_bb)
return image_processed_local, tracking_img
def create_matching(self, image_processed_local: np.array, tracking_bb: np.array, matching_tpl_bb_list: list):
# Create corner matcher
self.corner_matcher_list = []
corner_list = []
count = 1
for matching_tpl_bb in matching_tpl_bb_list:
if bbox_center(matching_tpl_bb) == (0, 0):
break
corner_list.append(bbox_center(matching_tpl_bb))
matching_tpl_img = image_crop(image_processed_local, matching_tpl_bb)
self.corner_matcher_list.append(Corner(matching_tpl_img, matching_tpl_bb, name=f"Corner-{count}"))
print(f"Corner {count} added")
count += 1
if len(corner_list) == 0:
return False
# Refine initial corners and store them as reference
corners_local = self._corner_refine(image_processed_local, corners=corner_list)
@@ -203,11 +221,53 @@ class CornerTracker:
# Transform corners to global
self.corner_ref = []
for corner_local in corners_local:
corner = (corner_local[0] + self.tracking_bb[0], corner_local[1] + self.tracking_bb[1])
corner = (corner_local[0] + tracking_bb[0], corner_local[1] + tracking_bb[1])
self.corner_ref.append(corner)
return True
def init_reference_frame(self, _image: np.array):
settings = CornerTrackerSettings()
# Draw mask
_mask = CornerTracker.mask_init(_image)
# Init mask
print(f"Draw mask object")
_mask_bb = cv2.selectROI("Tracker Reference", _image, False)
cv2.destroyWindow("Tracker Reference")
if bbox_center(_mask_bb) == (0, 0):
_mask_bb = (0, 0, _image.shape[1], _image.shape[0])
settings.mask_bb = _mask_bb
_mask = self.create_mask(_image, _mask_bb)
# Select search area
print(f"Select tracking object")
tracking_bb = cv2.selectROI("Tracker Reference", _image, False)
cv2.destroyWindow("Tracker Reference")
if bbox_center(tracking_bb) == (0, 0):
return None
settings.tracking_bb = tracking_bb
image_processed_local, tracking_img = self.create_tracking(_image, _mask, tracking_bb)
count = 1
while True:
print(f"Draw Corner #{count}")
matching_tpl_bb = cv2.selectROI("Matcher Reference", tracking_img, fromCenter=True, showCrosshair=True)
if bbox_center(matching_tpl_bb) == (0, 0):
break
settings.matching_tpl_bb.append(matching_tpl_bb)
print(f"Corner {count} added")
count += 1
cv2.destroyWindow("Matcher Reference")
print(f"Added {count} corners")
if self.create_matching(image_processed_local, settings.tracking_bb, settings.matching_tpl_bb):
return settings
def process(self, _image: np.array, _image_anno: np.array):
# Update tracker bb
if self.tracker is not None:
@@ -298,6 +358,22 @@ class CornerTracker:
return np.array(corner_result)
def project_load(path: str = "./"):
_settings = None
try:
with open(path + "ocv_tracker_prj.json", "r") as fp:
_settings = json.load(fp)
except Exception:
pass
return _settings
def project_save(settings: dict, path: str = "./"):
with open(path + "ocv_tracker_prj.json", "w") as fp:
json.dump(settings, fp, indent=4)
if __name__ == '__main__':
# Parse command line args
parser = argparse.ArgumentParser(description="Gearbox Tracker")
@@ -313,7 +389,11 @@ if __name__ == '__main__':
video = cv2.VideoCapture(args.filename)
# Fill CornerTrackerParams from args
ct_params = CornerTrackerParams(_scale=np.float32(args.scale), _pre_track=args.track, _show_path=args.path)
ct_params = CornerTrackerParams(_scale=args.scale, _pre_track=args.track, _show_path=args.path)
prj = project_load()
if prj is not None:
ct_params = ct_params.from_dict(prj['params'])
# Let's go
colors = [(255, 0, 0), (0, 255, 0), (0, 0, 255), (255, 0, 255), (0, 255, 255), (255, 255, 255)]
@@ -328,16 +408,32 @@ if __name__ == '__main__':
print('Cannot read video file')
sys.exit(1)
for tracker_count in range(0, 6):
select_window = image.copy()
print(f"Draw tracker #{tracker_count}")
ct = CornerTracker(ct_params, colors[tracker_count], name=f"Tracker-{tracker_count}")
ok = ct.init_reference_frame(select_window)
if ok:
select_window = image.copy()
if prj is None:
prj = {'params': ct_params.__dict__, 'trackers': []}
for tracker_count in range(0, 6):
print(f"Draw tracker #{tracker_count}")
ct = CornerTracker(ct_params, colors[tracker_count], name=f"Tracker-{tracker_count}")
settings = ct.init_reference_frame(select_window)
if settings is not None:
prj['trackers'].append(settings.__dict__)
tracker_list.append(ct)
print(f"Number of active tracker: {len(tracker_list)}")
else:
break
else:
tracker_count = 0
tracker_list = []
ct_params = CornerTrackerParams().from_dict(prj['params'])
for tracker_settings in prj['trackers']:
print(tracker_settings)
ct = CornerTracker(ct_params, colors[tracker_count], name=f"Tracker-{tracker_count}")
ct.create_from_settings(select_window, CornerTrackerSettings().from_dict(tracker_settings))
tracker_list.append(ct)
print(f"Number of active tracker: {len(tracker_list)}")
else:
break
tracker_count += 1
project_save(prj)
# rewind to frame 0
video.set(cv2.CAP_PROP_POS_FRAMES, 0)
@@ -365,7 +461,7 @@ if __name__ == '__main__':
for ct in tracker_list:
mean_distance = ct.process(image, image_anno)
if mean_distance is not None:
scale = ct_params.scale
scale = np.float32(ct_params.scale)
scaled_distance = (scale*mean_distance[0], scale*mean_distance[1])
if args.csv:
result_csv[i].append({f'dx': scaled_distance[0], 'dy': scaled_distance[1]})