Android Open Source - FotoIPCam Foto I P Cam Activity

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License

The source code is released under:

GNU Lesser General Public License

Java Source Code

This file is part of VisiCut.
/*  www. j a va  2 s. c om*/
    VisiCut is free software: you can redistribute it and/or modify
    it under the terms of the Lesser GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    VisiCut 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
    Lesser GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with VisiCut.  If not, see <http://www.gnu.org/licenses/>.
package com.t_oster.fotoipcam;

import java.io.IOException;

import android.app.Activity;
import android.graphics.PixelFormat;
import android.hardware.Camera;
import android.hardware.Camera.PictureCallback;
import android.os.Bundle;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.TextView;

public class FotoIPCamActivity extends Activity implements OnClickListener,
    Callback, PictureCallback {

  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    getWindow().setFormat(PixelFormat.TRANSLUCENT);

    requestWindowFeature(Window.FEATURE_NO_TITLE);

    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,

    WindowManager.LayoutParams.FLAG_FULLSCREEN);

    setContentView(R.layout.main);
    mSurfaceView = (SurfaceView) findViewById(R.id.surfaceView1);

    mSurfaceHolder = mSurfaceView.getHolder();

    mSurfaceHolder.addCallback(this);

    mSurfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);

    bt = (Button) this.findViewById(R.id.button1);
    tt = (TextView) this.findViewById(R.id.text);
    bt.setText("start");
    bt.setOnClickListener(this);
  }

  private SurfaceView mSurfaceView;
  private SurfaceHolder mSurfaceHolder;
  private Button bt;
  private TextView tt;
  private Webserver server;

  @Override
  public void onClick(View v) {
    if (server == null) {
      try {
        server = new Webserver(this);
        tt.setText("Server started");
        bt.setText("Stop");
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        tt.setText(e.getMessage());
      }
    } else if (server != null) {
      server.stop();
      server = null;
      tt.setText("Server Stopped");
      bt.setText("Start");
    }
  }

  public byte[] takePicture()
  {
    //tt.setText("Triggered Picture");
    mCamera.takePicture(null, null, this);
    synchronized(mCamera)
    {
      try {
        mCamera.wait();
      } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        //tt.setText("Wait interrupted");
      }
    }
    //tt.setText("Picture ready");
    return this.getLastPicture();
  }
  
  @Override
  public void surfaceChanged(SurfaceHolder holder, int format, int width,
      int height) {
    if (mPreviewRunning) {
      mCamera.stopPreview();
    }
    Camera.Parameters p = mCamera.getParameters();
    p.setPreviewSize(width, height);
    mCamera.setParameters(p);
    try {

      mCamera.setPreviewDisplay(holder);

    } catch (IOException e) {

      e.printStackTrace();
    }
    mCamera.startPreview();
    mPreviewRunning = true;
  }

  private Camera mCamera;
  private boolean mPreviewRunning;

  @Override
  public void surfaceCreated(SurfaceHolder holder) {
    mCamera = Camera.open();
  }

  @Override
  public void surfaceDestroyed(SurfaceHolder holder) {
    mCamera.stopPreview();
    mPreviewRunning = false;
    mCamera.release();
  }

  private byte[] lastPicture;
  
  public byte[] getLastPicture()
  {
    return lastPicture;
  }
  
  @Override
  public void onPictureTaken(byte[] arg0, Camera arg1) {
    lastPicture = arg0;
    synchronized(mCamera)
    {
      mCamera.startPreview();
      mCamera.notify();
    }
  }

}

Java Source Code List

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