339 lines
10 KiB
Python
339 lines
10 KiB
Python
#!/usr/bin/env python
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# -*- coding: UTF-8 -*-
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'''
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@Project ：AutoControlSystem-master
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@File ：utils.py
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@IDE ：PyCharm
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@Author ：hjw
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@Date ：2024/8/29 15:07
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'''
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import numpy as np
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import cv2
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import psutil
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from psutil._common import bytes2human
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def uv_to_XY(cameraType, u, v):
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"""
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像素坐标转相机坐标
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Args:
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cameraType:
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u:
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v:
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Returns:
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如本：
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ExtrinsicMatrix:
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[-0.9916700124740601, -0.003792409785091877, 0.12874870002269745, 0.10222162306308746, -0.003501748666167259, 0.9999907612800598, 0.002483875723555684, -0.08221593499183655, -0.12875692546367645, 0.0020123394206166267, -0.9916741251945496, 0.6480034589767456, 0.0, 0.0, 0.0, 1.0]
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IntrinsicParameters:
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[2402.101806640625, 0.0, 739.7069091796875,
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0.0, 2401.787353515625, 584.73046875,
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0.0, 0.0, 1.0]
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distortion:
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[-0.04248141124844551, 0.24386045336723328, -0.38333430886268616, -0.0017840253422036767, 0.0007602088153362274]
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图漾：
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depth image format list:
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0 -size[640x480] - desc:DEPTH16_640x480
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1 -size[1280x960] - desc:DEPTH16_1280x960
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2 -size[320x240] - desc:DEPTH16_320x240
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delth calib info:
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calib size :[1280x960]
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calib intr :
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(1048.3614501953125, 0.0, 652.146240234375,
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0.0, 1048.3614501953125, 500.26397705078125,
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0.0, 0.0, 1.0)
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calib extr : (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
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calib distortion : (0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
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"""
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x = None
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y = None
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zc = 1 # 设深度z为1
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if cameraType == 'RVC':
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u0 = 739.70
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v0 = 584.73
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fx = 2402.10
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fy = 2401.78
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x = (u-u0)*zc/fx
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y = (v-v0)*zc/fy
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elif cameraType == 'Pe':
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u0 = 652.14
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v0 = 500.26
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fx = 1048.36
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fy = 1048.36
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x = (u - u0) * zc / fx
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y = (v - v0) * zc / fy
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return x, y, zc
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def out_bounds_dete(pm_y, pm_x, piont_y, piont_x):
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if piont_y>=pm_y:
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piont_y = pm_y-1
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print('四坐标点超出点云大小')
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if piont_y<0:
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piont_y=0
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print('四坐标点超出点云大小')
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if piont_x>=pm_x:
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piont_x = pm_x-1
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print('四坐标点超出点云大小')
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if piont_x<0:
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piont_x=0
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print('四坐标点超出点云大小')
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return piont_y, piont_x
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def remove_nan_mean_value(pm, y, x, iter_max=50):
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y, x = out_bounds_dete(pm.shape[0], pm.shape[1], y, x)
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point_x, point_y, point_z = pm[y, x]
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if np.isnan(point_x):
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point_x_list = []
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point_y_list = []
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point_z_list = []
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iter_current = 1
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pm_shape_y = pm.shape[0]
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pm_shape_x = pm.shape[1]
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remove_nan_isok = False
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print('Nan值去除')
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while iter_current < iter_max:
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# 计算开始点
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if y - iter_current > 0:
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y_start = y - iter_current
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else:
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y_start = 0
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if x - iter_current > 0:
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x_start = x - iter_current
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else:
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x_start = 0
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for idx_y in range(iter_current*2 + 1):
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y_current = y_start + idx_y
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if y_current > pm_shape_y-1:
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continue
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for idx_x in range(iter_current*2 + 1):
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x_current = x_start + idx_x
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if x_current > pm_shape_x-1:
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continue
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elif np.isnan(pm[y_current, x_current][0]) == False:
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point_x_list.append(pm[y_current, x_current][0])
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point_y_list.append(pm[y_current, x_current][1])
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point_z_list.append(pm[y_current, x_current][2])
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len_point_x = len(point_x_list)
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if len_point_x > 0:
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point_x = sum(point_x_list)/len_point_x
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point_y = sum(point_y_list)/len_point_x
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point_z = sum(point_z_list)/len_point_x
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remove_nan_isok = True
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break
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iter_current += 1
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else:
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remove_nan_isok = True
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if remove_nan_isok == True:
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return point_x, point_y, point_z
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else:
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print(f'在{iter_max}*{iter_max}范围中未找到有效值，所有点云值为无效值')
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return np.nan, np.nan, np.nan
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def remove_nan(pm, y, x):
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point_x, point_y, point_z = pm[y, x]
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if np.isnan(point_x):
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for i in range(10):
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point_x, point_y, point_z = pm[y+i, x]
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if np.isnan(point_x)==False:
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break
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return point_x, point_y, point_z
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def get_disk_space(path='C:'):
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usage = psutil.disk_usage(path)
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space_free = bytes2human(usage.free)
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# space_total = bytes2human(usage.total)
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# space_used = bytes2human(usage.used)
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# space_free = bytes2human(usage.free)
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# space_used_percent = bytes2human(usage.percent)
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space_free = float(space_free[:-1])
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return space_free
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def find_position(Depth_Z, RegionalArea, RegionalArea_Threshold, first_depth=True):
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if first_depth == True:
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sorted_id = sorted(range(len(Depth_Z)), key=lambda k: Depth_Z[k], reverse=False)
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Depth_Z1 = [Depth_Z[i] for i in sorted_id]
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RegionalArea1 = [RegionalArea[i] for i in sorted_id]
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for i in range(len(Depth_Z1)):
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if RegionalArea1[i] > RegionalArea_Threshold:
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return sorted_id[i]
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else:
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sorted_id = sorted(range(len(RegionalArea)), key=lambda k: RegionalArea[k], reverse=True)
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Depth_Z1 = [Depth_Z[i] for i in sorted_id]
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RegionalArea1 = [RegionalArea[i] for i in sorted_id]
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for i in range(len(Depth_Z1)):
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if RegionalArea1[i] > RegionalArea_Threshold:
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return sorted_id[i]
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class_names = ['box', 'other']
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# Create a list of colors for each class where each color is a tuple of 3 integer values
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rng = np.random.default_rng(3)
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colors = rng.uniform(0, 255, size=(len(class_names), 3))
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def nms(boxes, scores, iou_threshold):
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# Sort by score
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sorted_indices = np.argsort(scores)[::-1]
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keep_boxes = []
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while sorted_indices.size > 0:
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# Pick the last box
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box_id = sorted_indices[0]
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keep_boxes.append(box_id)
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# Compute IoU of the picked box with the rest
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ious = compute_iou(boxes[box_id, :], boxes[sorted_indices[1:], :])
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# Remove boxes with IoU over the threshold
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keep_indices = np.where(ious < iou_threshold)[0]
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# print(keep_indices.shape, sorted_indices.shape)
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sorted_indices = sorted_indices[keep_indices + 1]
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return keep_boxes
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def compute_iou(box, boxes):
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# Compute xmin, ymin, xmax, ymax for both boxes
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xmin = np.maximum(box[0], boxes[:, 0])
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ymin = np.maximum(box[1], boxes[:, 1])
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xmax = np.minimum(box[2], boxes[:, 2])
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ymax = np.minimum(box[3], boxes[:, 3])
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# Compute intersection area
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intersection_area = np.maximum(0, xmax - xmin) * np.maximum(0, ymax - ymin)
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# Compute union area
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box_area = (box[2] - box[0]) * (box[3] - box[1])
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boxes_area = (boxes[:, 2] - boxes[:, 0]) * (boxes[:, 3] - boxes[:, 1])
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union_area = box_area + boxes_area - intersection_area
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# Compute IoU
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iou = intersection_area / union_area
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return iou
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def xywh2xyxy(x):
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# Convert bounding box (x, y, w, h) to bounding box (x1, y1, x2, y2)
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y = np.copy(x)
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y[..., 0] = x[..., 0] - x[..., 2] / 2
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y[..., 1] = x[..., 1] - x[..., 3] / 2
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y[..., 2] = x[..., 0] + x[..., 2] / 2
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y[..., 3] = x[..., 1] + x[..., 3] / 2
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return y
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def sigmoid(x):
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return 1 / (1 + np.exp(-x))
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def draw_detections(image, boxes, scores, class_ids, mask_alpha=0.3, mask_maps=None):
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img_height, img_width = image.shape[:2]
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size = min([img_height, img_width]) * 0.0006
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text_thickness = int(min([img_height, img_width]) * 0.001)
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mask_img = draw_masks(image, boxes, class_ids, mask_alpha, mask_maps)
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# Draw bounding boxes and labels of detections
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for box, score, class_id in zip(boxes, scores, class_ids):
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color = colors[class_id]
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x1, y1, x2, y2 = box.astype(int)
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# Draw rectangle
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cv2.rectangle(mask_img, (x1, y1), (x2, y2), color, 2)
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label = class_names[class_id]
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caption = f'{label} {int(score * 100)}%'
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(tw, th), _ = cv2.getTextSize(text=caption, fontFace=cv2.FONT_HERSHEY_SIMPLEX,
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fontScale=size, thickness=text_thickness)
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th = int(th * 1.2)
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cv2.rectangle(mask_img, (x1, y1),
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(x1 + tw, y1 - th), color, -1)
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cv2.putText(mask_img, caption, (x1, y1),
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cv2.FONT_HERSHEY_SIMPLEX, size, (255, 255, 255), text_thickness, cv2.LINE_AA)
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return mask_img
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def draw_masks(image, boxes, class_ids, mask_alpha=0.3, mask_maps=None):
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mask_img = image.copy()
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# Draw bounding boxes and labels of detections
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for i, (box, class_id) in enumerate(zip(boxes, class_ids)):
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color = colors[class_id]
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x1, y1, x2, y2 = box.astype(int)
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# Draw fill mask image
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if mask_maps is None:
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cv2.rectangle(mask_img, (x1, y1), (x2, y2), color, -1)
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else:
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crop_mask = mask_maps[i][y1:y2, x1:x2, np.newaxis]
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crop_mask_img = mask_img[y1:y2, x1:x2]
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crop_mask_img = crop_mask_img * (1 - crop_mask) + crop_mask * color
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mask_img[y1:y2, x1:x2] = crop_mask_img
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return cv2.addWeighted(mask_img, mask_alpha, image, 1 - mask_alpha, 0)
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def draw_comparison(img1, img2, name1, name2, fontsize=2.6, text_thickness=3):
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(tw, th), _ = cv2.getTextSize(text=name1, fontFace=cv2.FONT_HERSHEY_DUPLEX,
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fontScale=fontsize, thickness=text_thickness)
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x1 = img1.shape[1] // 3
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y1 = th
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offset = th // 5
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cv2.rectangle(img1, (x1 - offset * 2, y1 + offset),
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(x1 + tw + offset * 2, y1 - th - offset), (0, 115, 255), -1)
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cv2.putText(img1, name1,
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(x1, y1),
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cv2.FONT_HERSHEY_DUPLEX, fontsize,
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(255, 255, 255), text_thickness)
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(tw, th), _ = cv2.getTextSize(text=name2, fontFace=cv2.FONT_HERSHEY_DUPLEX,
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fontScale=fontsize, thickness=text_thickness)
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x1 = img2.shape[1] // 3
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y1 = th
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offset = th // 5
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cv2.rectangle(img2, (x1 - offset * 2, y1 + offset),
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(x1 + tw + offset * 2, y1 - th - offset), (94, 23, 235), -1)
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cv2.putText(img2, name2,
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(x1, y1),
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cv2.FONT_HERSHEY_DUPLEX, fontsize,
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(255, 255, 255), text_thickness)
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combined_img = cv2.hconcat([img1, img2])
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if combined_img.shape[1] > 3840:
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combined_img = cv2.resize(combined_img, (3840, 2160))
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return combined_img
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