apps/CtsVerifier/src/com/android/cts/verifier/audioquality/AudioQualityVerifierActivity.java - platform/cts - Git at Google

 /*
  * Copyright (C) 2010 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 com.android.cts.verifier.audioquality;

 import com.android.cts.verifier.PassFailButtons;
 import com.android.cts.verifier.R;

 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.graphics.Color;
 import android.graphics.Typeface;
 import android.media.AudioFormat;
 import android.media.AudioManager;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.ListView;
 import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.AdapterView.OnItemClickListener;

 import java.util.ArrayList;

 /**
  * Main UI for the Android Audio Quality Verifier.
  */
 public class AudioQualityVerifierActivity extends PassFailButtons.Activity
         implements View.OnClickListener, OnItemClickListener {
     public static final String TAG = "AudioQualityVerifier";

     public static final int SAMPLE_RATE = 16000;
     public static final int AUDIO_FORMAT = AudioFormat.ENCODING_PCM_16BIT;
     public static final int BYTES_PER_SAMPLE = 2;
     public static final int PLAYBACK_STREAM = AudioManager.STREAM_MUSIC;

     // Intent Extra definitions, which must match those in
     // com.google.android.voicesearch.speechservice.RecognitionController
     public static final String EXTRA_RAW_AUDIO =
             "android.speech.extras.RAW_AUDIO";

     // Communication with ExperimentService
     public static final String ACTION_EXP_STARTED =
             "com.android.cts.verifier.audioquality.EXP_STARTED";
     public static final String ACTION_EXP_FINISHED =
             "com.android.cts.verifier.audioquality.EXP_FINISHED";
     public static final String EXTRA_ABORTED =
             "com.android.cts.verifier.audioquality.ABORTED";
     public static final String EXTRA_EXP_ID =
             "com.android.cts.verifier.audioquality.EXP_ID";
     public static final String EXTRA_RUN_ALL =
             "com.android.cts.verifier.audioquality.RUN_ALL";

     // Communication with ViewResultsActivity
     public static final String EXTRA_RESULTS =
             "com.android.cts.verifier.audioquality.RESULTS";

     private Button mCalibrateButton;
     private Button mRunAllButton;
     private Button mStopButton;
     private Button mViewResultsButton;
     private Button mClearButton;

     private ListView mList;
     private TwoColumnAdapter mAdapter;

     private ProgressBar mProgress;

     private ArrayList<Experiment> mExperiments;

     private boolean mRunningExperiment;

     private BroadcastReceiver mReceiver;

     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.aq_verifier_activity);
         setPassFailButtonClickListeners();
         setInfoResources(R.string.aq_verifier, R.string.aq_verifier_info, -1);

         mCalibrateButton = (Button) findViewById(R.id.calibrateButton);
         mRunAllButton = (Button) findViewById(R.id.runAllButton);
         mStopButton = (Button) findViewById(R.id.stopButton);
         mViewResultsButton = (Button) findViewById(R.id.viewResultsButton);
         mClearButton = (Button) findViewById(R.id.clearButton);

         mCalibrateButton.setOnClickListener(this);
         mRunAllButton.setOnClickListener(this);
         mStopButton.setOnClickListener(this);
         mViewResultsButton.setOnClickListener(this);
         mClearButton.setOnClickListener(this);

         mStopButton.setEnabled(false);

         mProgress = (ProgressBar) findViewById(R.id.progress);

         mList = (ListView) findViewById(R.id.list);
         mAdapter = new TwoColumnAdapter(this);

         mExperiments = VerifierExperiments.getExperiments(this);

         mReceiver = new BroadcastReceiver() {
             @Override
             public void onReceive(Context context, Intent intent) {
                 experimentReplied(intent);
             }
         };
         IntentFilter filter = new IntentFilter();
         filter.addAction(ACTION_EXP_STARTED);
         filter.addAction(ACTION_EXP_FINISHED);
         registerReceiver(mReceiver, filter);

         fillAdapter();
         mList.setAdapter(mAdapter);
         mList.setOnItemClickListener(this);
         checkNotSilent();
     }

     @Override
     public void onResume() {
         super.onResume();
         mAdapter.notifyDataSetChanged(); // Update List UI
         setVolumeControlStream(AudioManager.STREAM_MUSIC);
         checkNotSilent();
     }

     private void checkNotSilent() {
         AudioManager mgr = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
         mgr.setStreamMute(PLAYBACK_STREAM, false);
         int volume = mgr.getStreamVolume(PLAYBACK_STREAM);
         int max = mgr.getStreamMaxVolume(PLAYBACK_STREAM);
         Log.i(TAG, "Volume " + volume + ", max " + max);
         if (volume <= max / 10) {
             // Volume level is silent or very quiet; increase to two-thirds
             mgr.setStreamVolume(PLAYBACK_STREAM, (max * 2) / 3, AudioManager.FLAG_SHOW_UI);
         }
     }

     // Called when an experiment has completed
     private void experimentReplied(Intent intent) {
         String action = intent.getAction();
         if (ACTION_EXP_STARTED.equals(action)) {
             mStopButton.setEnabled(true);
             mRunAllButton.setEnabled(false);
         } else if (ACTION_EXP_FINISHED.equals(action)) {
             boolean mRunAll = intent.getBooleanExtra(EXTRA_RUN_ALL, false);
             boolean aborted = intent.getBooleanExtra(EXTRA_ABORTED, true);
             int expID = intent.getIntExtra(EXTRA_EXP_ID, -1);
             if (mRunAll && !aborted) {
                 while (expID < mExperiments.size() - 1) {
                     if (runExperiment(++expID, true)) {
                         // OK, experiment is running
                         mAdapter.notifyDataSetChanged();
                         return;
                     }
                     // Otherwise, loop back and try the next experiment
                 }
             }
             mStopButton.setEnabled(false);
             mRunAllButton.setEnabled(true);
             mRunningExperiment = false;
             mProgress.setVisibility(ProgressBar.INVISIBLE);
         }
         mAdapter.notifyDataSetChanged();
     }

     // Implements AdapterView.OnItemClickListener
     public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
         if (mRunningExperiment) return;
         runExperiment(position, false);
     }

     // Begin an experiment. Returns false if the experiment is not enabled.
     private boolean runExperiment(int which, boolean all) {
         Experiment exp = mExperiments.get(which);
         if (!exp.isEnabled()) return false;
         Intent intent = new Intent(this, ExperimentService.class);
         intent.putExtra(EXTRA_EXP_ID, which);
         intent.putExtra(EXTRA_RUN_ALL, all);
         startService(intent);
         mRunningExperiment = true;
         mAdapter.notifyDataSetChanged();
         mProgress.setVisibility(ProgressBar.VISIBLE);
         return true;
     }

     // Implements View.OnClickListener:
     public void onClick(View v) {
         if (v == mCalibrateButton) {
             Intent intent = new Intent(this, CalibrateVolumeActivity.class);
             startActivity(intent);
         } else if (v == mRunAllButton) {
             if (mRunningExperiment) return;
             int expID = -1;
             while (expID < mExperiments.size() - 1) {
                 if (runExperiment(++expID, true)) break;
             }
         } else if (v == mStopButton) {
             Intent intent = new Intent(this, ExperimentService.class);
             stopService(intent);
         } else if (v == mViewResultsButton) {
             Intent intent = new Intent(this, ViewResultsActivity.class);
             intent.putExtra(EXTRA_RESULTS, genReport());
             startActivity(intent);
         } else if (v == mClearButton) {
             clear();
         }
     }

     private void fillAdapter() {
         mAdapter.clear();
         for (Experiment exp : mExperiments) {
             mAdapter.add(exp.getName());
         }
     }

     class TwoColumnAdapter extends ArrayAdapter<String> {
         TwoColumnAdapter(Context context) {
             super(context, R.layout.aq_row);
         }

         @Override
         public View getView(int position, View convertView, ViewGroup parent) {
             LayoutInflater inflater = getLayoutInflater();
             View row = inflater.inflate(R.layout.aq_row, parent, false);
             TextView nameField = (TextView) row.findViewById(R.id.testName);
             TextView scoreField = (TextView) row.findViewById(R.id.testScore);
             Experiment exp = mExperiments.get(position);
             nameField.setText(exp.getName());
             scoreField.setText(exp.getScore());
             if (exp.isRunning()) {
                 Typeface tf = nameField.getTypeface();
                 nameField.setTypeface(tf, 1);
             }
             if (!exp.isEnabled()) {
                 nameField.setTextColor(Color.GRAY);
             }
             return row;
         }
     }

     private String genReport() {
         StringBuilder sb = new StringBuilder();
         for (Experiment exp : mExperiments) {
             exp.getReport(sb);
         }
         return sb.toString();
     }

     private void clear() {
         if (mRunningExperiment) {
             Intent intent = new Intent(this, ExperimentService.class);
             stopService(intent);
         }
         for (Experiment exp : mExperiments) {
             exp.reset();
         }
         mAdapter.notifyDataSetChanged();
     }

     @Override
     public String getTestDetails() {
         return genReport();
     }

     @Override
     protected void onDestroy() {
         super.onDestroy();
         unregisterReceiver(mReceiver);
     }
 }
	/*
	* Copyright (C) 2010 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 com.android.cts.verifier.audioquality;

	import com.android.cts.verifier.PassFailButtons;
	import com.android.cts.verifier.R;

	import android.content.BroadcastReceiver;
	import android.content.Context;
	import android.content.Intent;
	import android.content.IntentFilter;
	import android.graphics.Color;
	import android.graphics.Typeface;
	import android.media.AudioFormat;
	import android.media.AudioManager;
	import android.os.Bundle;
	import android.util.Log;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.ViewGroup;
	import android.widget.AdapterView;
	import android.widget.ArrayAdapter;
	import android.widget.Button;
	import android.widget.ListView;
	import android.widget.ProgressBar;
	import android.widget.TextView;
	import android.widget.AdapterView.OnItemClickListener;

	import java.util.ArrayList;

	/**
	* Main UI for the Android Audio Quality Verifier.
	*/
	public class AudioQualityVerifierActivity extends PassFailButtons.Activity
	implements View.OnClickListener, OnItemClickListener {
	public static final String TAG = "AudioQualityVerifier";

	public static final int SAMPLE_RATE = 16000;
	public static final int AUDIO_FORMAT = AudioFormat.ENCODING_PCM_16BIT;
	public static final int BYTES_PER_SAMPLE = 2;
	public static final int PLAYBACK_STREAM = AudioManager.STREAM_MUSIC;

	// Intent Extra definitions, which must match those in
	// com.google.android.voicesearch.speechservice.RecognitionController
	public static final String EXTRA_RAW_AUDIO =
	"android.speech.extras.RAW_AUDIO";

	// Communication with ExperimentService
	public static final String ACTION_EXP_STARTED =
	"com.android.cts.verifier.audioquality.EXP_STARTED";
	public static final String ACTION_EXP_FINISHED =
	"com.android.cts.verifier.audioquality.EXP_FINISHED";
	public static final String EXTRA_ABORTED =
	"com.android.cts.verifier.audioquality.ABORTED";
	public static final String EXTRA_EXP_ID =
	"com.android.cts.verifier.audioquality.EXP_ID";
	public static final String EXTRA_RUN_ALL =
	"com.android.cts.verifier.audioquality.RUN_ALL";

	// Communication with ViewResultsActivity
	public static final String EXTRA_RESULTS =
	"com.android.cts.verifier.audioquality.RESULTS";

	private Button mCalibrateButton;
	private Button mRunAllButton;
	private Button mStopButton;
	private Button mViewResultsButton;
	private Button mClearButton;

	private ListView mList;
	private TwoColumnAdapter mAdapter;

	private ProgressBar mProgress;

	private ArrayList<Experiment> mExperiments;

	private boolean mRunningExperiment;

	private BroadcastReceiver mReceiver;

	@Override
	public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.aq_verifier_activity);
	setPassFailButtonClickListeners();
	setInfoResources(R.string.aq_verifier, R.string.aq_verifier_info, -1);

	mCalibrateButton = (Button) findViewById(R.id.calibrateButton);
	mRunAllButton = (Button) findViewById(R.id.runAllButton);
	mStopButton = (Button) findViewById(R.id.stopButton);
	mViewResultsButton = (Button) findViewById(R.id.viewResultsButton);
	mClearButton = (Button) findViewById(R.id.clearButton);

	mCalibrateButton.setOnClickListener(this);
	mRunAllButton.setOnClickListener(this);
	mStopButton.setOnClickListener(this);
	mViewResultsButton.setOnClickListener(this);
	mClearButton.setOnClickListener(this);

	mStopButton.setEnabled(false);

	mProgress = (ProgressBar) findViewById(R.id.progress);

	mList = (ListView) findViewById(R.id.list);
	mAdapter = new TwoColumnAdapter(this);

	mExperiments = VerifierExperiments.getExperiments(this);

	mReceiver = new BroadcastReceiver() {
	@Override
	public void onReceive(Context context, Intent intent) {
	experimentReplied(intent);
	}
	};
	IntentFilter filter = new IntentFilter();
	filter.addAction(ACTION_EXP_STARTED);
	filter.addAction(ACTION_EXP_FINISHED);
	registerReceiver(mReceiver, filter);

	fillAdapter();
	mList.setAdapter(mAdapter);
	mList.setOnItemClickListener(this);
	checkNotSilent();
	}

	@Override
	public void onResume() {
	super.onResume();
	mAdapter.notifyDataSetChanged(); // Update List UI
	setVolumeControlStream(AudioManager.STREAM_MUSIC);
	checkNotSilent();
	}

	private void checkNotSilent() {
	AudioManager mgr = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
	mgr.setStreamMute(PLAYBACK_STREAM, false);
	int volume = mgr.getStreamVolume(PLAYBACK_STREAM);
	int max = mgr.getStreamMaxVolume(PLAYBACK_STREAM);
	Log.i(TAG, "Volume " + volume + ", max " + max);
	if (volume <= max / 10) {
	// Volume level is silent or very quiet; increase to two-thirds
	mgr.setStreamVolume(PLAYBACK_STREAM, (max * 2) / 3, AudioManager.FLAG_SHOW_UI);
	}
	}

	// Called when an experiment has completed
	private void experimentReplied(Intent intent) {
	String action = intent.getAction();
	if (ACTION_EXP_STARTED.equals(action)) {
	mStopButton.setEnabled(true);
	mRunAllButton.setEnabled(false);
	} else if (ACTION_EXP_FINISHED.equals(action)) {
	boolean mRunAll = intent.getBooleanExtra(EXTRA_RUN_ALL, false);
	boolean aborted = intent.getBooleanExtra(EXTRA_ABORTED, true);
	int expID = intent.getIntExtra(EXTRA_EXP_ID, -1);
	if (mRunAll && !aborted) {
	while (expID < mExperiments.size() - 1) {
	if (runExperiment(++expID, true)) {
	// OK, experiment is running
	mAdapter.notifyDataSetChanged();
	return;
	}
	// Otherwise, loop back and try the next experiment
	}
	}
	mStopButton.setEnabled(false);
	mRunAllButton.setEnabled(true);
	mRunningExperiment = false;
	mProgress.setVisibility(ProgressBar.INVISIBLE);
	}
	mAdapter.notifyDataSetChanged();
	}

	// Implements AdapterView.OnItemClickListener
	public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
	if (mRunningExperiment) return;
	runExperiment(position, false);
	}

	// Begin an experiment. Returns false if the experiment is not enabled.
	private boolean runExperiment(int which, boolean all) {
	Experiment exp = mExperiments.get(which);
	if (!exp.isEnabled()) return false;
	Intent intent = new Intent(this, ExperimentService.class);
	intent.putExtra(EXTRA_EXP_ID, which);
	intent.putExtra(EXTRA_RUN_ALL, all);
	startService(intent);
	mRunningExperiment = true;
	mAdapter.notifyDataSetChanged();
	mProgress.setVisibility(ProgressBar.VISIBLE);
	return true;
	}

	// Implements View.OnClickListener:
	public void onClick(View v) {
	if (v == mCalibrateButton) {
	Intent intent = new Intent(this, CalibrateVolumeActivity.class);
	startActivity(intent);
	} else if (v == mRunAllButton) {
	if (mRunningExperiment) return;
	int expID = -1;
	while (expID < mExperiments.size() - 1) {
	if (runExperiment(++expID, true)) break;
	}
	} else if (v == mStopButton) {
	Intent intent = new Intent(this, ExperimentService.class);
	stopService(intent);
	} else if (v == mViewResultsButton) {
	Intent intent = new Intent(this, ViewResultsActivity.class);
	intent.putExtra(EXTRA_RESULTS, genReport());
	startActivity(intent);
	} else if (v == mClearButton) {
	clear();
	}
	}

	private void fillAdapter() {
	mAdapter.clear();
	for (Experiment exp : mExperiments) {
	mAdapter.add(exp.getName());
	}
	}

	class TwoColumnAdapter extends ArrayAdapter<String> {
	TwoColumnAdapter(Context context) {
	super(context, R.layout.aq_row);
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
	LayoutInflater inflater = getLayoutInflater();
	View row = inflater.inflate(R.layout.aq_row, parent, false);
	TextView nameField = (TextView) row.findViewById(R.id.testName);
	TextView scoreField = (TextView) row.findViewById(R.id.testScore);
	Experiment exp = mExperiments.get(position);
	nameField.setText(exp.getName());
	scoreField.setText(exp.getScore());
	if (exp.isRunning()) {
	Typeface tf = nameField.getTypeface();
	nameField.setTypeface(tf, 1);
	}
	if (!exp.isEnabled()) {
	nameField.setTextColor(Color.GRAY);
	}
	return row;
	}
	}

	private String genReport() {
	StringBuilder sb = new StringBuilder();
	for (Experiment exp : mExperiments) {
	exp.getReport(sb);
	}
	return sb.toString();
	}

	private void clear() {
	if (mRunningExperiment) {
	Intent intent = new Intent(this, ExperimentService.class);
	stopService(intent);
	}
	for (Experiment exp : mExperiments) {
	exp.reset();
	}
	mAdapter.notifyDataSetChanged();
	}

	@Override
	public String getTestDetails() {
	return genReport();
	}

	@Override
	protected void onDestroy() {
	super.onDestroy();
	unregisterReceiver(mReceiver);
	}
	}