怎么用wifi模块传人脸追踪的视频流

[ztvu]

回复: 怎么用WiFi传人脸识别的视频@kidswong999 这个链接失效了....还有吗？把人脸追踪和wifi传视频流的写到一个里怎么改呢？或者我直接在flash里放两个文件，在人脸追踪的程序(main.py)里用语句import uuu导入另一个文件(uuu.py)上电两个会都运行吗

[kidswong999]

代码需要自己编写组合，不能直接两个文件同时用。

[ztvu]

import sensor, image, time, network, usocket, sys
from pyb import UART
SSID ='OPENMV_AP'    # Network SSID
KEY  ='1234567890'    # Network key (must be 10 chars)
HOST = ''           # Use first available interface
PORT = 8080         # Arbitrary non-privileged port

# Reset sensor
sensor.reset()
# Set sensor settings
sensor.set_contrast(1)
sensor.set_brightness(1)
sensor.set_saturation(1)
sensor.set_gainceiling(16)
sensor.set_framesize(sensor.HQVGA)
sensor.set_pixformat(sensor.GRAYSCALE)
sensor.skip_frames(time=10)
sensor.set_auto_whitebal(False)
uart = UART(3, 115200)
# 在AP模式下启动wlan模块。
wlan = network.WINC(mode=network.WINC.MODE_AP)
wlan.start_ap(SSID, key=KEY, security=wlan.WEP, channel=2)

#您可以阻止等待客户端连接
#print(wlan.wait_for_sta(10000))

def start_streaming(s):
    print ('Waiting for connections..')
    client, addr = s.accept()
    # 将客户端套接字超时设置为2秒
    client.settimeout(2.0)
    print ('Connected to ' + addr[0] + ':' + str(addr[1]))

    # 从客户端读取请求
    data = client.recv(1024)
    # 应该在这里解析客户端请求

    # 发送多部分head
    client.send("HTTP/1.1 200 OK\r\n" \
                "Server: OpenMV\r\n" \
                "Content-Type: multipart/x-mixed-replace;boundary=openmv\r\n" \
                "Cache-Control: no-cache\r\n" \
                "Pragma: no-cache\r\n\r\n")

    # FPS clock
face_cascade = image.HaarCascade("frontalface", stages=25)
def find_max(blobs):
    max_size=0
    for blob in blobs:
        if blob[2]*blob[3] > max_size:
            max_blob=blob
            max_size = blob[2]*blob[3]
    return max_blob
    clock = time.clock()

    # 开始流媒体图像
    #注：禁用IDE预览以增加流式FPS。
    while (True):
        clock.tick() # Track elapsed milliseconds between snapshots().
        frame = sensor.snapshot()
        cframe = frame.compressed(quality=35)
        header = "\r\n--openmv\r\n" \
                 "Content-Type: image/jpeg\r\n"\
                 "Content-Length:"+str(cframe.size())+"\r\n\r\n"
        client.send(header)
        client.send(cframe)
        blobs = frame.find_features(face_cascade, threshold=0.75, scale=1.35)
        if blobs:
            max_blob = find_max(blobs)
            frame.draw_rectangle(max_blob)
            frame.draw_cross(int(max_blob[0]+max_blob[2]/2), int(max_blob[1]+max_blob[3]/2))
            a=int(max_blob[0]+max_blob[2]/2)
            b=int(max_blob[1]+max_blob[3]/2)
            print("a:%d b:%d"%(a, b))
            output_str="[%d,%d]" % (a,b)
            print('you send:',output_str)
            uart.write(output_str+'\r\n')
        else:
            print('not found!')
while (True):
    # 创建服务器套接字
    s = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM)
    try:
        # Bind and listen
        s.bind([HOST, PORT])
        s.listen(5)

        # 设置服务器套接字超时
        # 注意：由于WINC FW bug，如果客户端断开连接，服务器套接字必须
        # 关闭并重新打开。在这里使用超时关闭并重新创建套接字。
        s.settimeout(3)
        start_streaming(s)
    except OSError as e:
        s.close()
        print("socket error: ", e)

[ztvu]

@kidswong999 可以帮忙看一下，这个代码的问题在哪吗？一直显示Waiting for connections..
socket error: -116

[kidswong999]

https://singtown.com/learn/50005/

请先按照视频操作。