@Override
public void actionPerformed(ActionEvent e) {
// if the current image nb is less than the length of the video
if (frameNumber < VIDEO_LENGTH) {
// update current imagenb
frameNumber++;
try {
// get next frame to send from the video, as well as its size
int imageLength = video.getnextframe(buffer);
// Builds an RTPpacket object containing the frame
RTPpacket rtpPacket =
new RTPpacket(MJPEG_TYPE, frameNumber, frameNumber * FRAME_PERIOD, buffer, imageLength);
// get to total length of the full rtp packet to send
int packetLength = rtpPacket.getLength();
// retrieve the packet bitstream and store it in an array of bytes
byte[] packetBits = new byte[packetLength];
rtpPacket.getPacket(packetBits);
// System.out.println("Send frame #" + imagenb);
rtpTransport.send(packetBits, packetLength);
// update GUI
this.setChanged();
this.notifyObservers(Update.FRAME);
} catch (IOException ex) {
RTSPServer.log("I/O exception sending RTSP packet: %s\n", ex.getMessage());
return;
}
} else {
// if we have reached the end of the video file, stop the timer
timer.stop();
}
}
