tcp_utils.py 文件源码

def read_image(conn): 
    try: 
        length = int(recvall(conn, 16))
    except:
        import sys
        print "Unexpected error:", sys.exc_info()[0]
        return False, None

    stringData = recvall(conn, length)
    data = np.fromstring(stringData, dtype='uint8')
    decimg = cv2.imdecode(data, 1)
    print 'Image received ', decimg.shape
    return True, decimg