程序运行一下就不能运行了
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import sensor, image, time,json from pyb import Pin from pyb import UART yeloow_threshold = (33, 63, -128, 89, 62, 7)#纸杯的阈值 orange_threshold = (10, 94, -21, 70, 127, 22)#橘子皮 bottle_threshold = (40, 88, -22, 50, 127, -3)#水瓶 battery_threshold = (32, 100, -5, 45, 122, 2 )#电池 spitball_threshold = (40, 90, -5, 65, 42, -128)#纸团 sensor.reset() # Initialize the camera sensor. sensor.set_hmirror(True) sensor.set_vflip(True) sensor.set_pixformat(sensor.RGB565) sensor.set_framesize(sensor.QQVGA) sensor.skip_frames(10) sensor.set_auto_whitebal(False) sensor.set_auto_gain(False) #sensor.set_hmirror(True) clock = time.clock() uart = UART(3, 460800)#串口波特率需要和mcuisp一致 这里设为460800 def find_max(blobs): max_size=0 for blob in blobs: if blob.pixels() > max_size: max_blob = blob max_size = blob.pixels() return max_blob #寻找最大色块并返回最大色块的坐标 def use(find_max,blobs): return find_max(blobs) while(True): img = sensor.snapshot()#采集图像 find_max(blobs) print(use(find_max,blobs)) blob = max_blob if blob == img.find_blobs([yellow_thresholds]): blob=find_max(blobs) img.draw_rectangle(max_blob.rect())#框选最大色块 img.draw_cross(max_blob.cx(), max_blob.cy())#在最大色块中心画十字 pcx = max_blob.cx()#定义pcx为最大色块中心的横坐标 output_str=json.dumps(max_blob.cx()) #把pcx用json字符串的形式发送给isp uart.write(output_str + '\r\n') print(pcx)#打印输出pcx else: print('not found!')
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试试降低分辨率到QQQVGA呢。
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你的代码没有死循环,直接运行结束了。