mirror of
https://github.com/openmv/openmv.git
synced 2025-11-04 14:49:50 +08:00
77 lines
1.8 KiB
Python
77 lines
1.8 KiB
Python
'''
|
|
Simple MJPEG streaming server
|
|
'''
|
|
import wlan, socket
|
|
import led,time,sensor
|
|
|
|
SSID='' # Network SSID
|
|
KEY='' # Network key
|
|
HOST = '' # Use first available interface
|
|
PORT = 8000 # Arbitrary non-privileged port
|
|
|
|
led.off(led.RED)
|
|
led.off(led.BLUE)
|
|
led.on(led.GREEN)
|
|
|
|
# Init sensor and set sensor parameters
|
|
sensor.reset()
|
|
sensor.set_brightness(-2)
|
|
sensor.set_contrast(1)
|
|
sensor.set_framesize(sensor.QVGA)
|
|
sensor.set_pixformat(sensor.JPEG)
|
|
|
|
# Init wlan module and connect to network
|
|
wlan.init()
|
|
wlan.connect(SSID, sec=wlan.WPA2, key=KEY)
|
|
led.off(led.GREEN)
|
|
|
|
# Wait for connection to be established
|
|
while (True):
|
|
led.toggle(led.BLUE)
|
|
time.sleep(250)
|
|
led.toggle(led.BLUE)
|
|
time.sleep(250)
|
|
if wlan.connected():
|
|
led.on(led.BLUE)
|
|
break;
|
|
|
|
# We should have a valid IP now via DHCP
|
|
wlan.ifconfig()
|
|
|
|
# Create server socket
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM, socket.IPPROTO_TCP)
|
|
|
|
# Set socket in blocking mode
|
|
s.setblocking(True)
|
|
|
|
# Bind and listen
|
|
s.bind((HOST, PORT))
|
|
s.listen(5)
|
|
|
|
print ('Waiting for connections..')
|
|
client, addr = s.accept()
|
|
print ('Connected to ' + addr[0] + ':' + str(addr[1]))
|
|
|
|
# Read request from client
|
|
data = client.recv(1024)
|
|
|
|
# Should parse client request here
|
|
|
|
# Send multipart header
|
|
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")
|
|
|
|
# Start streaming images
|
|
while (True):
|
|
frame = sensor.snapshot()
|
|
client.send("\r\n--openmv\r\n" \
|
|
"Content-Type: image/jpeg\r\n"\
|
|
"Content-Length:"+str(frame.size())+"\r\n\r\n")
|
|
client.send(frame)
|
|
time.sleep(30)
|
|
|
|
client.close()
|