Android Open Source - streamvid H263 Stream

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License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Copyright (C) 2011-2014 GUIGUI Simon, fyhertz@gmail.com
 * //from w ww.jav a2 s .co  m
 * This file is part of libstreaming (https://github.com/fyhertz/libstreaming)
 * 
 * Spydroid is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This source code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this source code; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package net.majorkernelpanic.streaming.video;

import java.io.IOException;

import net.majorkernelpanic.streaming.SessionBuilder;
import net.majorkernelpanic.streaming.rtp.H263Packetizer;
import android.graphics.ImageFormat;
import android.hardware.Camera.CameraInfo;
import android.media.MediaRecorder;
import android.service.textservice.SpellCheckerService.Session;

/**
 * A class for streaming H.263 from the camera of an android device using RTP.
 * You should use a {@link Session} instantiated with {@link SessionBuilder} instead of using this class directly.
 * Call {@link #setDestinationAddress(InetAddress)}, {@link #setDestinationPorts(int)} and {@link #setVideoQuality(VideoQuality)}
 * to configure the stream. You can then call {@link #start()} to start the RTP stream.
 * Call {@link #stop()} to stop the stream.
 */
public class H263Stream extends VideoStream {

  /**
   * Constructs the H.263 stream.
   * Uses CAMERA_FACING_BACK by default.
   * @throws IOException
   */
  public H263Stream() throws IOException {
    this(CameraInfo.CAMERA_FACING_BACK);
  }  

  /**
   * Constructs the H.263 stream.
   * @param cameraId Can be either CameraInfo.CAMERA_FACING_BACK or CameraInfo.CAMERA_FACING_FRONT 
   * @throws IOException
   */  
  public H263Stream(int cameraId) {
    super(cameraId);
    mCameraImageFormat = ImageFormat.NV21;
    mVideoEncoder = MediaRecorder.VideoEncoder.H263;
    mPacketizer = new H263Packetizer();
  }

  /**
   * Starts the stream.
   */
  public synchronized void start() throws IllegalStateException, IOException {
    configure();
    if (!mStreaming) {
      super.start();
    }
  }
  
  public synchronized void configure() throws IllegalStateException, IOException {
    super.configure();
    mMode = MODE_MEDIARECORDER_API;
    mQuality = mRequestedQuality.clone();
  }
  
  /**
   * Returns a description of the stream using SDP. It can then be included in an SDP file.
   */
  public String getSessionDescription() {
    return "m=video "+String.valueOf(getDestinationPorts()[0])+" RTP/AVP 96\r\n" +
        "a=rtpmap:96 H263-1998/90000\r\n";
  }

}

Java Source Code List