project_main/utils.py

from enum import Enum
import numpy as np
import erniebot
# 巡线误差
lane_error = 0
# 进入任务时可以通过修改 task_speed 控制巡线速度
task_speed = 0


class tlabel(Enum):
    TPLATFORM = 0
    TOWER = 1
    SIGN = 2
    SHELTER = 3
    HOSPITAL = 4
    BASKET = 5
    BASE = 6
    YBALL = 7
    SPILLER = 8
    RMARK = 9
    RBLOCK = 10
    RBALL = 11
    MPILLER = 12
    LPILLER = 13
    LMARK = 14
    BBLOCK = 15
    BBALL = 16

# 岔路口参数
direction = tlabel.RMARK
direction_left = 0
direction_right = 0

'''
description: label_filter 的测试数据
'''
test_resp = {
    'code': 0,
    'data': np.array([
        [4., 0.97192055, 26.64415, 228.26755, 170.16872, 357.6216],
        [4., 0.97049206, 474.0152, 251.2854, 612.91644, 381.6831],
        [5., 0.972649, 250.84174, 238.43622, 378.115, 367.34906]
    ])
}
test1_resp = {
    'code': 0,
    'data': np.array([])
}
'''
description: yolo 目标检测标签过滤器，需要传入连接到 yolo server 的 socket 对象
'''
class label_filter:
    def __init__(self, socket, threshold=0.5):
        self.num = 0
        self.pos = []
        self.socket = socket
        self.threshold = threshold
        
        self.img_size = (320, 240) 
    '''
    description: 向 yolo server 请求目标检测数据
    param {*} self
    return {*}
    '''    
    def get_resp(self):
        self.socket.send_string('')
        response = self.socket.recv_pyobj()
        return response
    '''
    description: 切换 yolo server 视频源 在分叉路口时目标检测需要使用前摄
    param {*} self
    param {*} camera_id 1 或者 2 字符串
    return {*}
    '''    
    def switch_camera(self,camera_id):
        if camera_id == 1 or camera_id == 2:
            self.socket.send_string(f'{camera_id}')
            response = self.socket.recv_pyobj()
            return response
    '''
    description: 对模型推理推理结果使用 threshold 过滤 默认阈值为 0.5
    param {*} self
    param {*} data get_resp 返回的数据
    return {bool,array}
    '''    
    def filter_box(self,data):
        if len(data) > 0:
            expect_boxes = (data[:, 1] > self.threshold) & (data[:, 0] > -1)
            np_boxes = data[expect_boxes, :]
            results = [
                [
                    item[0], # 'label': 
                    item[1], # 'score': 
                    item[2], # 'xmin':
                    item[3], # 'ymin':
                    item[4], # 'xmax':
                    item[5]  # 'ymax':
                ]
                for item in np_boxes
            ]
            if len(results) > 0:
                return True, np.array(results)
        return False, None
    '''
    description: 根据传入的标签过滤，返回该标签的个数、box
    param {*} self
    param {*} tlabel
    return {int, array}
    '''    
    def get(self, tlabel):
        # 循环查找匹配的标签值
        # 返回对应标签的个数，以及坐标列表
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            if ret:
                expect_boxes = (results[:, 0] == tlabel.value)
                boxes = results[expect_boxes, :]
                self.num = len(boxes)
                if self.num:
                    self.pos = boxes[:, 2:] # [[x1 y1 x2 y2]]
                    return True, self.pos
        return False, []
    '''
    description: 仅限在岔路口判断方向牌处使用
    param {*} self
    param {*} tlabel_list
    return {*}
    '''    
    def get_mult_box(self, tlabel_list):
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            except_label = None
            if ret:
                for tlabel in tlabel_list:
                    expect_boxes = (results[:, 0] == tlabel.value)
                    has_true = np.any(expect_boxes)
                    if has_true:
                        except_label = tlabel
                        box = results[expect_boxes, :][:, 2:][0]
                        error = (box[2] + box[0] - self.img_size[0]) / 2
                        break
                if except_label != None:
                    return True, except_label, error
        return False, None, None
    def get_near_box(self, tlabel_list):
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            except_label = []
            abs_error_list = []
            error_list = []
            if ret:
                for tlabel in tlabel_list:
                    expect_boxes = (results[:, 0] == tlabel.value)
                    has_true = np.any(expect_boxes)
                    if has_true:
                        except_label.append(tlabel)
                        box = results[expect_boxes, :][:, 2:][0]
                        error = (box[2] + box[0] - self.img_size[0]) / 2
                        abs_error_list.append(abs(error))
                        error_list.append(error)
                if len(error_list) != 0:
                    abs_error_list = np.array(abs_error_list)
                    errormin_index = np.argmin(abs_error_list)
                    return True, except_label[errormin_index], error_list[errormin_index]
                return False, None, None
            return False, None, None
        return False, None, None
    '''
    description: 判断传入的标签是否存在，存在返回 True
    param {*} self
    param {*} tlabel
    return {bool}
    '''    
    def find(self, tlabel):
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            if ret:
                expect_boxes = (results[:, 0] == tlabel.value)
                boxes = results[expect_boxes, :]
                if len(boxes) != 0:
                    return True 
        return False
    '''
    description: 根据传入的标签，寻找画面中最左侧的并返回 error
    param {*} self
    param {*} tlabel
    return {bool, error}
    '''    
    def aim_left(self, tlabel):
        # 如果标签存在，则返回列表中位置最靠左的目标框和中心的偏移值
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            if ret:
                expect_boxes = (results[:, 0] == tlabel.value)
                boxes = results[expect_boxes, :]
                if len(boxes) == 0:
                    return (False, )
                xmin_values = boxes[:, 2] # xmin
                xmin_index = np.argmin(xmin_values)
                error = (boxes[xmin_index][4] + boxes[xmin_index][2] - self.img_size[0]) / 2
                return (True, error)
        return (False, )
    def aim_right(self, tlabel):
        # 如果标签存在，则返回列表中位置最靠右的目标框和中心的偏移值
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            if ret:
                expect_boxes = (results[:, 0] == tlabel.value)
                boxes = results[expect_boxes, :]
                if len(boxes) == 0:
                    return (False, None)
                xmax_values = boxes[:, 4] # xmax
                xmax_index = np.argmax(xmax_values)
                error = (boxes[xmax_index][4] + boxes[xmax_index][2] - self.img_size[0]) / 2
                return (True, error)
        return (False, None)
    def aim_near(self, tlabel):
        # 如果标签存在，则返回列表中位置最近的目标框和中心的偏移值
        response = self.get_resp()
        if response['code'] == 0:
            ret, results = self.filter_box(response['data'])
            if ret:
                expect_boxes = (results[:, 0] == tlabel.value)
                boxes = results[expect_boxes, :]
                if len(boxes) == 0:
                    return (False, 0)
                center_x_values = np.abs(boxes[:, 2] + boxes[:, 4] - self.img_size[0])
                center_x_index = np.argmin(center_x_values)
                error = (boxes[center_x_index][4] + boxes[center_x_index][2] - self.img_size[0]) / 2
                return (True, error)
        return (False, 0)


class LLM:
    def __init__(self):
        erniebot.api_type = "qianfan"
        erniebot.ak = "jReawMtWhPu0wrxN9Rp1MzZX"
        erniebot.sk = "eowS1BqsNgD2i0C9xNnHUVOSNuAzVTh6"
        self.model = 'ernie-3.5'
        self.prompt = '''你是一个机器人动作规划者，需要把我的话翻译成机器人动作规划并生成对应的 json 结果，机器人工作空间参考右手坐标系。
                    严格按照下面的描述生成给定格式 json，从现在开始你仅仅给我返回 json 数据！'''
        self.prompt += '''正确的示例如下：
                        向左移 0.1m, 向左转弯 85 度  [{'func': 'move', 'x': 0, 'y': 0.1},{'func': 'turn','angle': -85}],
                        向右移 0.2m, 向前 0.1m [{'func': 'move', 'x': 0, 'y': -0.2},{'func': 'move', 'x': 0.1, 'y': 0}],
                        向右转 85 度，向右移 0.1m [{'func': 'turn','angle': 85},{'func': 'move', 'x': 0, 'y': -0.1}],
                        原地左转 38 度 [{'func': 'turn','angle': -38}],
                        蜂鸣器发声 5 秒 [{'func': 'beep', 'time': 5}]
                        发光或者照亮 5 秒 [{'func': 'light', 'time': 5}]
                    '''
        self.prompt += '''你无需回复我'''
        self.messages = []
        self.resp = None
        self.reset()
    def reset(self):
        self.messages = [self.make_message(self.prompt)]
        self.resp = erniebot.ChatCompletion.create(
                        model=self.model,
                        messages=self.messages,
                    )
        self.messages.append(self.resp.to_message())
    def make_message(self,content):
        return {'role': 'user', 'content': content}
    def get_command_json(self,chat):
        self.messages.append(self.make_message(chat))
        self.resp = erniebot.ChatCompletion.create(
                        model=self.model,
                        messages=self.messages,
        )
        self.messages.append(self.resp.to_message())
        return self.resp.get_result()

class CountRecord:
    def __init__(self, stop_count=2) -> None:
        self.last_record = None
        self.count = 0
        self.stop_cout = stop_count

    def get_count(self, val):
        try:
            if val == self.last_record:
                self.count += 1
            else:
                self.count=0
                self.last_record = val
            return self.count
        except Exception as e:
            print(e)
    
    def __call__(self, val):
        self.get_count(val)
        if self.count >= self.stop_cout:
            if type(val) == bool:
                return val
            return True
        else:
            return False



if __name__ == '__main__':
    obj = label_filter(None)
    # results = obj.filter_box(resp['data'])
    # expect_boxes = (results[:, 0] == tlabel.SPILLAR.value)
    # np_boxes = results[expect_boxes, :]
    # print(np_boxes[:, 2:])
    # print(len(np_boxes))
    print(obj.find(tlabel.BBALL))
    print(obj.aim_left(tlabel.BBALL))
    print(obj.aim_right(tlabel.BBALL))
    print(obj.aim_near(tlabel.BBALL))
    print(obj.get(tlabel.HOSPITAL))
    lmm_bot = LLM()
    while True:
        chat = input("输入：")
        print(lmm_bot.get_command_json(chat))