content: /*
   * Copyright (C) 2011 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  
  package android.media.filterfw.samples;
  
  import android.app.Activity;
  import android.os.Bundle;
  import android.os.Environment;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.view.SurfaceView;
  import android.view.KeyEvent;
  import android.widget.Button;
  import android.filterfw.GraphEnvironment;
  import android.filterfw.core.GraphRunner;
  import android.filterpacks.videosink.MediaEncoderFilter;
  import android.graphics.Bitmap;
  import android.graphics.BitmapFactory;
  import android.content.Intent;
  
  public class CameraEffectsRecordingSample extends Activity {
  
      private Button mRunButton;
      private SurfaceView mCameraView;
  
      private GraphRunner mRunner;
      private int mCameraId = 0;
      private String mOutFileName =  Environment.getExternalStorageDirectory().toString() +
          "/CameraEffectsRecordingSample.mp4";
  
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.main);
          mRunButton = findViewById(R.id.runbutton);
          mCameraView = findViewById(R.id.cameraview);
          mRunButton.setOnClickListener(mRunButtonClick);
  
          Intent intent = getIntent();
          if (intent.hasExtra("OUTPUT_FILENAME")) {
              mOutFileName = intent.getStringExtra("OUTPUT_FILENAME");
          }
          // Set up the references and load the filter graph
          createGraph();
      }
  
      @Override
      public boolean onKeyDown(int keyCode, KeyEvent event) {
          switch (keyCode) {
              case KeyEvent.KEYCODE_CAMERA:
                  mRunButton.performClick();
                  return true;
          }
          return super.onKeyDown(keyCode, event);
      }
  
      private void createGraph() {
          Bitmap sourceBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.android);
          GraphEnvironment graphEnvironment = new GraphEnvironment();
          graphEnvironment.createGLEnvironment();
          graphEnvironment.addReferences("cameraView", mCameraView);
          graphEnvironment.addReferences("cameraId", mCameraId);
          graphEnvironment.addReferences("outputFileName", mOutFileName);
          int graphId = graphEnvironment.loadGraph(this, R.raw.cameraeffectsrecordingsample);
          mRunner = graphEnvironment.getRunner(graphId, GraphEnvironment.MODE_ASYNCHRONOUS);
      }
  
      protected void onPause() {
          super.onPause();
          if (mRunner.isRunning()) {
              mRunner.stop();
              mRunButton.setText("Record");
          }
      }
  
      private OnClickListener mRunButtonClick = new OnClickListener() {
          @Override
          public void onClick(View v) {
              if (mRunner.isRunning()) {
                  mRunner.stop();
                  mRunButton.setText("Record");
              } else {
                  mRunner.run();
                  mRunButton.setText("Stop");
              }
          }
      };
  }
  