我必须用Opencv在python服务器上处理图像。blob转到python服务器,但我不知道如何用openCV将这个blob转换回映像。
//this is my javascript function to send image converted to blob,
//back to my python server
function () {
ctx.drawImage(video, 0, 0, 320, 240);
var data = canvas.get()[0].toDataURL('image/
我使用的是python 3.6.1和aiohttp 2.2.3
这是我的代码:
import asyncio
import aiohttp
msgs = []
async def main():
async with aiohttp.ClientSession() as session:
async with session.ws_connect("ws://s12.chatango.com:8081/") as ws:
for msg in ws:
msgs.append(msg)