| /* |
| * Copyright (C) 2009 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.effectstest; |
| |
| import android.content.Context; |
| import android.content.res.AssetFileDescriptor; |
| import android.os.Bundle; |
| import android.util.Log; |
| import android.view.KeyEvent; |
| import android.view.Menu; |
| import android.view.View.OnClickListener; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.Button; |
| import android.widget.TextView; |
| import android.widget.EditText; |
| import android.widget.SeekBar; |
| import android.widget.ToggleButton; |
| import android.widget.CompoundButton; |
| import android.widget.CompoundButton.OnCheckedChangeListener; |
| import android.widget.ImageButton; |
| import android.widget.ImageView; |
| import android.media.AudioManager; |
| import android.media.MediaPlayer; |
| import java.nio.ByteOrder; |
| import java.nio.ByteBuffer; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class SimplePlayer implements OnClickListener { |
| |
| private final static String TAG = "SimplePlayer"; |
| |
| int mPlayPauseButtonId; |
| int mStopButtonId; |
| Context mContext; |
| ImageView mPlayPauseButton; |
| int mPlayImageResource; |
| int mPauseImageResource; |
| String mFileName; |
| int mFileResId; |
| MediaPlayer mMediaPlayer; |
| int mStreamType; |
| int mSession; |
| float mSendLevel = (float)0.5; |
| int mEffectId = 0; |
| TextView mSessionText; |
| |
| SimplePlayer(Context context, int playPausebuttonId, ImageView playPausebutton, |
| int stopButtonId, ImageView stopButton, TextView sessionText, String fileName, int stream, int session) |
| { |
| set(context, playPausebuttonId, playPausebutton, stopButtonId, stopButton, sessionText, stream, session); |
| mFileName = fileName; |
| } |
| |
| SimplePlayer(Context context, int playPausebuttonId, ImageView playPausebutton, |
| int stopButtonId, ImageView stopButton, TextView sessionText, int fileResId, int stream, int session) { |
| set(context, playPausebuttonId, playPausebutton, stopButtonId, stopButton, sessionText, stream, session); |
| mFileResId = fileResId; |
| mFileName = ""; |
| } |
| |
| public void set(Context context, int playPausebuttonId, ImageView playPausebutton, |
| int stopButtonId, ImageView stopButton, TextView sessionText, int stream, int session) { |
| mContext = context; |
| mPlayPauseButtonId = playPausebuttonId; |
| mStopButtonId = stopButtonId; |
| mPlayPauseButton = (ImageButton) playPausebutton; |
| ImageButton stop = (ImageButton) stopButton; |
| |
| mPlayPauseButton.setOnClickListener(this); |
| mPlayPauseButton.requestFocus(); |
| stop.setOnClickListener(this); |
| |
| mPlayImageResource = android.R.drawable.ic_media_play; |
| mPauseImageResource = android.R.drawable.ic_media_pause; |
| mStreamType = stream; |
| mSession = session; |
| mSessionText = sessionText; |
| } |
| |
| |
| public void onClick(View v) { |
| if (v.getId() == mPlayPauseButtonId) { |
| playOrPause(); |
| } else if (v.getId() == mStopButtonId) { |
| stop(); |
| } |
| } |
| |
| public void playOrPause() { |
| if (mMediaPlayer == null || !mMediaPlayer.isPlaying()){ |
| if (mMediaPlayer == null) { |
| try { |
| mMediaPlayer = new MediaPlayer(); |
| if (mSession != 0) { |
| mMediaPlayer.setAudioSessionId(mSession); |
| Log.d(TAG, "mMediaPlayer.setAudioSessionId(): "+ mSession); |
| } |
| |
| if (mFileName.equals("")) { |
| Log.d(TAG, "Playing from resource"); |
| AssetFileDescriptor afd = mContext.getResources().openRawResourceFd(mFileResId); |
| mMediaPlayer.setDataSource(afd.getFileDescriptor(), afd.getStartOffset(), afd.getLength()); |
| afd.close(); |
| } else { |
| Log.d(TAG, "Playing file: "+mFileName); |
| mMediaPlayer.setDataSource(mFileName); |
| } |
| mMediaPlayer.setAudioStreamType(mStreamType); |
| mMediaPlayer.prepare(); |
| mMediaPlayer.setLooping(true); |
| } catch (IOException ex) { |
| Log.e(TAG, "mMediaPlayercreate failed:", ex); |
| mMediaPlayer = null; |
| } catch (IllegalArgumentException ex) { |
| Log.e(TAG, "mMediaPlayercreate failed:", ex); |
| mMediaPlayer = null; |
| } catch (SecurityException ex) { |
| Log.e(TAG, "mMediaPlayercreate failed:", ex); |
| mMediaPlayer = null; |
| } |
| |
| if (mMediaPlayer != null) { |
| mMediaPlayer.setAuxEffectSendLevel(mSendLevel); |
| mMediaPlayer.attachAuxEffect(mEffectId); |
| mMediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() { |
| public void onCompletion(MediaPlayer mp) { |
| updatePlayPauseButton(); |
| } |
| }); |
| mSessionText.setText("Session: "+Integer.toString(mMediaPlayer.getAudioSessionId())); |
| } |
| } |
| if (mMediaPlayer != null) { |
| mMediaPlayer.start(); |
| } |
| } else { |
| mMediaPlayer.pause(); |
| } |
| updatePlayPauseButton(); |
| } |
| |
| public void stop() { |
| if (mMediaPlayer != null) { |
| mMediaPlayer.stop(); |
| mMediaPlayer.release(); |
| mMediaPlayer = null; |
| } |
| updatePlayPauseButton(); |
| } |
| |
| public boolean isPlaying() { |
| if (mMediaPlayer != null) { |
| return mMediaPlayer.isPlaying(); |
| } else { |
| return false; |
| } |
| } |
| |
| public void updatePlayPauseButton() { |
| mPlayPauseButton.setImageResource(isPlaying() ? mPauseImageResource : mPlayImageResource); |
| } |
| |
| public void attachAuxEffect(int effectId) { |
| mEffectId = effectId; |
| if (mMediaPlayer != null) { |
| Log.d(TAG,"attach effect: "+effectId); |
| mMediaPlayer.attachAuxEffect(effectId); |
| } |
| } |
| public void setAuxEffectSendLevel(float level) { |
| mSendLevel = level; |
| if (mMediaPlayer != null) { |
| mMediaPlayer.setAuxEffectSendLevel(level); |
| } |
| } |
| |
| public void setContext(Context context) { |
| mContext = context; |
| } |
| } |