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Simple Python Motion Jpeg (mjpeg server) from webcam. Using: OpenCV,BaseHTTPServer
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| #!/usr/bin/python | |
| ''' | |
| Author: Igor Maculan - [email protected] | |
| A Simple mjpg stream http server | |
| ''' | |
| import cv2 | |
| import Image | |
| import threading | |
| from BaseHTTPServer import BaseHTTPRequestHandler,HTTPServer | |
| from SocketServer import ThreadingMixIn | |
| import StringIO | |
| import time | |
| capture=None | |
| class CamHandler(BaseHTTPRequestHandler): | |
| def do_GET(self): | |
| if self.path.endswith('.mjpg'): | |
| self.send_response(200) | |
| self.send_header('Content-type','multipart/x-mixed-replace; boundary=--jpgboundary') | |
| self.end_headers() | |
| while True: | |
| try: | |
| rc,img = capture.read() | |
| if not rc: | |
| continue | |
| imgRGB=cv2.cvtColor(img,cv2.COLOR_BGR2RGB) | |
| jpg = Image.fromarray(imgRGB) | |
| tmpFile = StringIO.StringIO() | |
| jpg.save(tmpFile,'JPEG') | |
| self.wfile.write("--jpgboundary") | |
| self.send_header('Content-type','image/jpeg') | |
| self.send_header('Content-length',str(tmpFile.len)) | |
| self.end_headers() | |
| jpg.save(self.wfile,'JPEG') | |
| time.sleep(0.05) | |
| except KeyboardInterrupt: | |
| break | |
| return | |
| if self.path.endswith('.html'): | |
| self.send_response(200) | |
| self.send_header('Content-type','text/html') | |
| self.end_headers() | |
| self.wfile.write('<html><head></head><body>') | |
| self.wfile.write('<img src="http://127.0.0.1:8080/cam.mjpg"/>') | |
| self.wfile.write('</body></html>') | |
| return | |
| class ThreadedHTTPServer(ThreadingMixIn, HTTPServer): | |
| """Handle requests in a separate thread.""" | |
| def main(): | |
| global capture | |
| capture = cv2.VideoCapture(0) | |
| capture.set(cv2.cv.CV_CAP_PROP_FRAME_WIDTH, 320); | |
| capture.set(cv2.cv.CV_CAP_PROP_FRAME_HEIGHT, 240); | |
| capture.set(cv2.cv.CV_CAP_PROP_SATURATION,0.2); | |
| global img | |
| try: | |
| server = ThreadedHTTPServer(('localhost', 8080), CamHandler) | |
| print "server started" | |
| server.serve_forever() | |
| except KeyboardInterrupt: | |
| capture.release() | |
| server.socket.close() | |
| if __name__ == '__main__': | |
| main() |
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