enable auto-exposure by default, some cleanup
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parent
f9f4a2c1c6
commit
2607e94958
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@ -5,7 +5,7 @@ import os
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import time
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import math
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from pyqtgraph.Qt import QtCore, QtGui
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from pyqtgraph.parametertree import Parameter, ParameterTree
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from pyqtgraph.parametertree import Parameter, ParameterTree, parameterTypes
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import pyqtgraph as pg
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@ -28,8 +28,40 @@ class FPSCounter:
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self.fps_start_time = time.time()
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return self.fps_counter / delta_t
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## test add/remove
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## this group includes a menu allowing the user to add new parameters into its child list
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class RobotMarkerGroup(parameterTypes.GroupParameter):
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def __init__(self, **opts):
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opts['type'] = 'group'
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opts['addText'] = "Add Marker"
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opts['addList'] = ['Robot']
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parameterTypes.GroupParameter.__init__(self, **opts)
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def addNew(self, typ):
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current_robots = self.children()
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current_indices = [int(r.name().split(' ')[1]) for r in current_robots]
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new_index = len(current_indices) + 1
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val = 0
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self.addChild(dict(name=f"Robot {new_index}", type='int', value=val, removable=False,
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renamable=True))
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class CornerMarkerGroup(parameterTypes.GroupParameter):
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def __init__(self, **opts):
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opts['type'] = 'group'
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opts['addText'] = "Add Marker"
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opts['addList'] = ['Corner']
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parameterTypes.GroupParameter.__init__(self, **opts)
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def addNew(self, typ):
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current_corners = self.children()
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current_chars = [str(r.name().split(' ')[1]) for r in current_corners]
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new_char = chr(ord(current_chars[-1]) + 1)
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val = 0
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self.addChild(dict(name=f"Corner {new_char}", type='int', value=val, removable=False))
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class ArucoEstimator:
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def __init__(self, robot_marker_ids=None, use_realsense=True, grid_columns=12, grid_rows=12):
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def __init__(self, robot_marker_ids=None, use_realsense=True, grid_columns=8, grid_rows=8):
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self.app = QtGui.QApplication([])
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## Create window with GraphicsView widget
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@ -59,7 +91,7 @@ class ArucoEstimator:
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self.fps_overlay = pg.TextItem('fps = 0', color=(255, 255, 0), anchor=(0,1))
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self.plotwidget.addItem(self.fps_overlay)
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self.invert_grayscale = False
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self.invert_grayscale = True
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self.draw_grid = False
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self.draw_markers = True
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self.draw_marker_coordinate_system = False
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@ -76,6 +108,8 @@ class ArucoEstimator:
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'c': {'pixel_coordinate': None, 'x': None, 'y': None, 'n_estimates': 0},
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'd': {'pixel_coordinate': None, 'x': None, 'y': None, 'n_estimates': 0},
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}
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self.grid_columns = grid_columns
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self.grid_rows = grid_rows
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self.robot_marker_size = 0.07
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if robot_marker_ids is None:
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@ -84,6 +118,12 @@ class ArucoEstimator:
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self.robot_marker_estimates = dict([(marker_id, {'t': None, 'x': None, 'y': None, 'angle': None})
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for marker_id in self.robot_marker_ids])
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robot_marker_group = [{'name': f'Robot {ind}', 'type': 'int', 'value': marker_id} for ind, marker_id in
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enumerate(self.robot_marker_ids, 1)]
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corner_marker_group = [{'name': f'Corner {letter}', 'type': 'int', 'value': marker_id} for letter, marker_id in
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self.corner_marker_ids.items()]
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self.threshold = 10.0
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# parameter
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params_spec = [
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@ -93,27 +133,35 @@ class ArucoEstimator:
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'suffix': 'm', 'limits': (0.01, 1), 'step': 0.001},
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{'name': 'Draw markers', 'type': 'bool', 'value': self.draw_markers},
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{'name': 'Draw marker coordinate system', 'type': 'bool', 'value': self.draw_marker_coordinate_system},
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{'name': 'Threshold', 'type': 'float', 'value': self.threshold},
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{'name': 'Invert grayscale', 'type': 'bool', 'value': self.invert_grayscale, 'tip': "Invert grayscale image before marker detection"},
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{'name': 'Show FPS', 'type': 'bool', 'value': True, 'tip': "Display frames per second counter"},
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{'name': 'Draw grid', 'type': 'bool', 'value': self.draw_grid, 'tip': "Draw grid spanned by the markers 0 - 3"},
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{'name': 'Display mode', 'type': 'list', 'values': ['color', 'grayscale'], 'value': 'color', 'tip': "Display mode for the video"}
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{'name': 'Grid columns', 'type': 'int', 'value': self.grid_columns, 'tip': "Number of columns for the grid"},
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{'name': 'Grid rows', 'type': 'int', 'value': self.grid_rows, 'tip': "Number of rows for the grid"},
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{'name': 'Display mode', 'type': 'list', 'values': ['color', 'grayscale'], 'value': 'color', 'tip': "Display mode for the video"},
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{'name': 'Autoexposure', 'type': 'bool', 'value': True},
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RobotMarkerGroup(name="Robot markers", children=robot_marker_group),
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CornerMarkerGroup(name="Corner markers", children=corner_marker_group),
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]
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self.params = Parameter.create(name='params', type='group', children=params_spec)
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self.params.param('Invert grayscale').sigValueChanged.connect(lambda _, v: self.__setattr__('invert_grayscale', v))
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self.params.param('Threshold').sigValueChanged.connect(lambda _, v: self.__setattr__('threshold', v))
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self.params.param('Draw markers').sigValueChanged.connect(lambda _, v: self.__setattr__('draw_markers', v))
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self.params.param('Draw marker coordinate system').sigValueChanged.connect(lambda _, v: self.__setattr__('draw_marker_coordinate_system', v))
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self.params.param('Draw grid').sigValueChanged.connect(lambda _, v: self.__setattr__('draw_grid', v))
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self.params.param('Grid columns').sigValueChanged.connect(lambda _, v: self.__setattr__('grid_columns', v))
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self.params.param('Grid rows').sigValueChanged.connect(lambda _, v: self.__setattr__('grid_rows', v))
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self.params.param('Corner marker size').sigValueChanged.connect(lambda _, v: self.__setattr__('corner_marker_size', v))
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self.params.param('Robot marker size').sigValueChanged.connect(lambda _, v: self.__setattr__('robot_marker_size', v))
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self.params.param('Show FPS').sigValueChanged.connect(lambda _, v: self.fps_overlay.show() if v else self.fps_overlay.hide())
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self.params.param('Autoexposure').sigValueChanged.connect(lambda _, v: self.set_autoexposure(v))
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self.paramtree = ParameterTree()
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self.paramtree.setParameters(self.params, showTop=False)
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self.layout.addWidget(self.paramtree)
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self.win.show() ## show widget alone in its own window
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self.grid_columns = grid_columns
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self.grid_rows = grid_rows
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self.event_queue = Queue()
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if use_realsense: # check if realsense camera is connected
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@ -126,9 +174,8 @@ class ArucoEstimator:
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# Start streaming
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self.pipeline.start(config)
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# disable auto exposure
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color_sensor = self.pipeline.get_active_profile().get_device().query_sensors()[1]
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color_sensor.set_option(rs.option.enable_auto_exposure, False)
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# enable auto exposure
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self.set_autoexposure(self.params['Autoexposure'])
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camera_intrinsics = self.pipeline.get_active_profile().get_stream(
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rs.stream.color).as_video_stream_profile().get_intrinsics()
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@ -145,16 +192,13 @@ class ArucoEstimator:
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self.pipeline = None
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# create detector and get parameters
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self.detector = aruco.MarkerDetector()
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self.detector.setDetectionMode(aruco.DM_VIDEO_FAST, 0.05)
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self.detector_params = self.detector.getParameters()
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# print detector parameters
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print("detector params:")
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for val in dir(self.detector_params):
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if not val.startswith("__"):
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print("\t{} : {}".format(val, self.detector_params.__getattribute__(val)))
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# print("detector params:")
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# print(self.detector_params)
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# for val in dir(self.detector_params):
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# if not val.startswith("__"):
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# print("\t{} : {}".format(val, self.detector_params.__getattribute__(val)))
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self.camparam = aruco.CameraParameters()
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if use_realsense:
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@ -166,6 +210,12 @@ class ArucoEstimator:
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self.drag_line_start = None
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self.previous_click = None
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def set_autoexposure(self, v):
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if self.pipeline is not None:
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color_sensor = self.pipeline.get_active_profile().get_device().query_sensors()[1]
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color_sensor.set_option(rs.option.enable_auto_exposure, v)
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print(color_sensor.get_option(rs.option.enable_auto_exposure))
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def compute_clicked_position(self, px, py):
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if self.all_corners_detected():
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# inter/extrapolate from clicked point to marker position
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@ -242,8 +292,20 @@ class ArucoEstimator:
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if self.invert_grayscale:
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cv2.bitwise_not(gray, gray)
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detector = aruco.MarkerDetector()
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detector.setDetectionMode(aruco.DM_VIDEO_FAST, 0.01)
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#detector_params = detector.getParameters()
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# run aruco marker detection
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detected_markers = self.detector.detect(gray)
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detected_markers = detector.detect(gray)
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# detected_markers2 = detector.detect(gray)
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#gray = detector.getThresholdedImage()
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display_mode = self.params.param('Display mode').value()
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#print(f"detected_markers = {[marker.id for marker in detected_markers]}")
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#print("threshold = ", self.threshold)
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# extract data for detected markers
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detected_marker_data = {}
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@ -282,7 +344,6 @@ class ArucoEstimator:
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# Show images
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color_image_rgb = cv2.cvtColor(color_image, cv2.COLOR_BGR2RGB) # convert to RGB
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display_mode = self.params.param('Display mode').value()
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if display_mode == 'color':
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self.img.setImage(np.transpose(np.flipud(color_image_rgb), axes=(1, 0, 2)))
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elif display_mode == 'grayscale':
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@ -298,15 +359,6 @@ class ArucoEstimator:
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# Stop streaming
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self.pipeline.stop()
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self.app.quit()
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elif key == QtCore.Qt.Key_X:
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if self.pipeline is not None:
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color_sensor = self.pipeline.get_active_profile().get_device().query_sensors()[1]
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if color_sensor.get_option(rs.option.enable_auto_exposure) == 1.0:
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color_sensor.set_option(rs.option.enable_auto_exposure, False)
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print("auto exposure OFF")
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else:
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color_sensor.set_option(rs.option.enable_auto_exposure, True)
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print("auto exposure ON")
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elif key == QtCore.Qt.Key_I:
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self.invert_grayscale = not self.invert_grayscale
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@ -432,7 +484,7 @@ class ArucoEstimator:
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corner_1_center = self.corner_estimates[corner_1]['pixel_coordinate']
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corner_2_center = self.corner_estimates[corner_2]['pixel_coordinate']
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if corner_1_center is not None and corner_2_center is not None:
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frame = cv2.line(frame, tuple(corner_1_center), tuple(corner_2_center), color=(0, 0, 255), thickness=2)
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frame = cv2.line(frame, tuple(corner_1_center.astype(int)), tuple(corner_2_center.astype(int)), color=(0, 0, 255), thickness=2)
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return frame
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def draw_grid_lines(self, frame, detected_marker_data):
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@ -455,7 +507,7 @@ class ArucoEstimator:
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for x in range(1, self.grid_columns):
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column_line_top = a + x / self.grid_columns * vab
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column_line_bottom = d + x / self.grid_columns * vdc
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frame = cv2.line(frame, tuple(column_line_top), tuple(column_line_bottom), color=(0, 255, 0),
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frame = cv2.line(frame, tuple(column_line_top.astype(int)), tuple(column_line_bottom.astype(int)), color=(0, 255, 0),
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thickness=1)
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# draw horizontal lines
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@ -464,7 +516,7 @@ class ArucoEstimator:
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for y in range(1, self.grid_rows):
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row_line_top = a + y / self.grid_rows * vad
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row_line_bottom = b + y / self.grid_rows * vbc
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frame = cv2.line(frame, tuple(row_line_top), tuple(row_line_bottom), color=(0, 255, 0),
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frame = cv2.line(frame, tuple(row_line_top.astype(int)), tuple(row_line_bottom.astype(int)), color=(0, 255, 0),
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thickness=1)
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return frame
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@ -500,7 +552,7 @@ class ArucoEstimator:
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if __name__ == "__main__":
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estimator = ArucoEstimator(use_realsense=False, robot_marker_ids=[11, 12, 13, 14])
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estimator = ArucoEstimator(use_realsense=True, robot_marker_ids=[11, 12, 13, 14])
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estimator.process_frame()
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import sys
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