server_video.py

from socket import socket
import cv2
import dill
from lz4 import compress, decompress
import time
from threading import Thread

def chunks(inp):
	sr = dill.dumps(inp)
	inp = compress(sr)
	bs = 2**14
	out = []
	for x in range((len(inp) / bs) + 1):
		out.append(inp[(bs*x):(bs)*(x+1)])
	return out

def chunk_image(chunks):
	out = ''
	for chunk in chunks:
		out += chunk
	out = decompress(out)
	sr = dill.loads(out)
	print type(sr)
	return sr

def Ser():
	addr = ('127.0.0.9', 5000)
	s = socket()
	s.bind(addr)
	
	s.listen(1)
	c, addr = s.accept()
	
	vc = cv2.VideoCapture(0)
	
	while True:
		try:
			_, frame = vc.read()
			ch = chunks(frame)
			pre = str(len(ch)) + ',' + str(len(ch[-1])) + ','
			pre = pre.ljust(12)
			c.send(pre)
			for x in ch:
				c.send(x)
			print 'fine'
		except:
			pass


def Rev(): 
	addr = ('127.0.0.9',5001)
	s = socket()
	s.connect(addr)

	cv2.namedWindow('Chat1')

	while True:
	        try:
	                out = []
	                pre = s.recv(12)
	                (num_chunks, len_last) = (int(pre.split(',')[0]), int(pre.split(',')[1]))
	                for rond in range(num_chunks):
	                        if rond != num_chunks - 1:
	                                chunk= s.recv(2**14)
	                                out.append(chunk)
	                        else:
	                                chunk= s.recv(len_last)
	                                out.append(chunk)
	                cv2.imshow('Chat', chunk_image(out))
	                key = cv2.waitKey(20)
	                print 'fine'
	        except:
	                pass


if __name__ == '__main__':
	t1 = Thread(target = Rev)
	t2 = Thread(target = Ser)
	t1.start()
	t2.start()