python使用socket實現(xiàn)圖像傳輸功能

# 服務(wù)器端server.py
import socket
import os
import sys
import struct


def socket_service_image():
    try:
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        # s.bind(('127.0.0.1', 8001))
        s.bind(('改成你的服務(wù)器ip地址', 8001))
        s.listen(10)
    except socket.error as msg:
        print(msg)
        sys.exit(1)

    print("Wait for Connection.....................")

    while True:
        sock, addr = s.accept()  # addr是一個元組(ip,port)
        deal_image(sock, addr)


def deal_image(sock, addr):
    print("Accept connection from {0}".format(addr))  # 查看發(fā)送端的ip和端口

    while True:
        fileinfo_size = struct.calcsize('128sq')
        buf = sock.recv(fileinfo_size)  # 接收圖片名
        if buf:
            filename, filesize = struct.unpack('128sq', buf)
            fn = filename.decode().strip('\x00')
            new_filename = os.path.join(r'G:\reseive_images\\' + fn)  # 在服務(wù)器端新建圖片名（可以不用新建的，直接用原來的也行，只要客戶端和服務(wù)器不是同一個系統(tǒng)或接收到的圖片和原圖片不在一個文件夾下）

            recvd_size = 0
            fp = open(new_filename, 'wb')

            while not recvd_size == filesize:
                if filesize - recvd_size > 1024:
                    data = sock.recv(1024)
                    recvd_size += len(data)
                else:
                    data = sock.recv(1024)
                    recvd_size = filesize
                fp.write(data)  # 寫入圖片數(shù)據(jù)
            fp.close()
        sock.close()
        break
    if __name__ == '__main__':
    socket_service_image()

# 客戶端client.py
import socket
import os
import sys
import struct


def sock_client_image():
    while True:
        try:
            s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            s.connect(('改成服務(wù)器ip地址', 8001))  # 服務(wù)器和客戶端在不同的系統(tǒng)或不同的主機下時使用的ip和端口，首先要查看服務(wù)器所在的系統(tǒng)網(wǎng)卡的ip
            # s.connect(('127.0.0.1', 8001))  #服務(wù)器和客戶端都在一個系統(tǒng)下時使用的ip和端口
        except socket.error as msg:
            print(msg)
            print(sys.exit(1))

        filepath = input('input the file: ')  # 輸入當(dāng)前目錄下的圖片名 xxx.jpg
        fhead = struct.pack(b'128sq', bytes(os.path.basename(filepath), encoding='utf-8'),
                            os.stat(filepath).st_size)  # 將xxx.jpg以128sq的格式打包
        s.send(fhead)

        fp = open(filepath, 'rb')  # 打開要傳輸?shù)膱D片
        while True:
            data = fp.read(1024)  # 讀入圖片數(shù)據(jù)
            if not data:
                print('{0} send over...'.format(filepath))
                break
            s.send(data)  # 以二進制格式發(fā)送圖片數(shù)據(jù)
        s.close()
        # break    #循環(huán)發(fā)送


if __name__ == '__main__':
    sock_client_image()