def listenRtp(self):
"""Listen for RTP packets."""
while 1:
try:
cachename = CACHE_FILE_NAME + str(
self.sessionId) + CACHE_FILE_EXT
file = open(cachename, "wb+")
while 1:
data = self.rtpSocket.recv(RECV_SIZE)
if data:
rtpPacket = RtpPacket()
rtpPacket.decode(data)
# self.cutFrameList.append(rtpPacket.getPayload())
currFrameNbr = rtpPacket.seqNum()
file.write(rtpPacket.getPayload())
print("Current Seq Num: " + str(currFrameNbr))
if currFrameNbr > self.frameNbr and rtpPacket.getIfEnd(
): # Discard the late packet
self.frameNbr = currFrameNbr
self.updateMovie(cachename)
file.close()
break
except:
# Stop listening upon requesting PAUSE or TEARDOWN
if self.playEvent.isSet():
break
print('Frame receiving failed!')
# Upon receiving ACK for TEARDOWN request,
# close the RTP socket
if self.teardownAcked == 1:
self.rtpSocket.shutdown(socket.SHUT_RDWR)
self.rtpSocket.close()
break
def listenRtp(self):
while 1:
try:
cachename = CACHE_FILE_NAME + str(
self.sessionId) + CACHE_FILE_EXT
file = open(cachename, "wb+")
while 1:
data = self.rtpSocket.recv(RECV_SIZE)
if data:
rtpPacket = RtpPacket()
rtpPacket.decode(data)
self.page_main.scrollLine.setValue(rtpPacket.getPot())
currFrameNbr = rtpPacket.seqNum()
file.write(rtpPacket.getPayload())
print("FrameNo:", currFrameNbr)
# if new frame
if currFrameNbr > self.frameNbr and rtpPacket.getIfEnd(
):
self.frameNbr = currFrameNbr
self.updateMovie(cachename)
file.close()
break
except:
# pause or teardown
if self.playEvent.isSet():
break
print('Error: Frame receiving failed!')
if self.teardownAcked == 1:
self.rtpSocket.shutdown(socket.SHUT_RDWR)
self.rtpSocket.close()
break
