实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
package com.example.sinvoicedemo;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.os.PowerManager;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.TextView;
import android.widget.Toast;
import com.libra.sinvoice.LogHelper;
import com.libra.sinvoice.SinVoicePlayer;
import com.libra.sinvoice.SinVoiceRecognition;
public class MainActivity extends Activity implements SinVoiceRecognition.Listener, SinVoicePlayer.Listener {
private final static String TAG = "MainActivity";
private final static int MSG_SET_RECG_TEXT = 1;
private final static int MSG_RECG_START = 2;
private final static int MSG_RECG_END = 3;
private final static int MSG_PLAY_TEXT = 4;
private final static int TOKEN_LEN = 16;
private final static String BAKCUP_LOG_PATH = "/sinvoice_backup";
private final static String CODEBOOK = "abcdefghijklmnopq";
private Handler mHanlder;
private SinVoicePlayer mSinVoicePlayer;
private SinVoiceRecognition mRecognition;
private boolean mIsReadFromFile;
private String mSdcardPath;
private PowerManager.WakeLock mWakeLock;
private TextView mPlayTextView;
private TextView mRecognisedTextView;
private String mPlayText;
static {
System.loadLibrary("sinvoice");
LogHelper.d("SinVoice", "sinvoice loadlibraryxxxxxxxxxxxxxxxxxxxxxxx");
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mIsReadFromFile = false;
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
mWakeLock = pm.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, TAG);
mSdcardPath = Environment.getExternalStorageDirectory().getPath();
mSinVoicePlayer = new SinVoicePlayer();
mSinVoicePlayer.setListener(this);
mRecognition = new SinVoiceRecognition(CODEBOOK);
mRecognition.setListener(this);
mRecognition.init();
mPlayTextView = (TextView) findViewById(R.id.playtext);
mRecognisedTextView = (TextView) findViewById(R.id.regtext);
mHanlder = new RegHandler(this);
Button playStart = (Button) findViewById(R.id.start_play);
playStart.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
mSinVoicePlayer.play(TOKEN_LEN, true, 2000);
}
});
Button playStop = (Button) findViewById(R.id.stop_play);
playStop.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
mSinVoicePlayer.stop();
}
});
Button recognitionStart = (Button) findViewById(R.id.start_reg);
recognitionStart.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
mRecognition.start(TOKEN_LEN, mIsReadFromFile);
}
});
Button recognitionStop = (Button) findViewById(R.id.stop_reg);
recognitionStop.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
mRecognition.stop();
}
});
CheckBox cbReadFromFile = (CheckBox) findViewById(R.id.fread_from_file);
cbReadFromFile.setOnCheckedChangeListener(new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton arg0, boolean isChecked) {
mIsReadFromFile = isChecked;
}
});
Button btBackup = (Button) findViewById(R.id.back_debug_info);
btBackup.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
backup();
}
});
Button btClearBackup = (Button) findViewById(R.id.clear_debug_info);
btClearBackup.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
new AlertDialog.Builder(MainActivity.this).setTitle("information").setMessage("Sure to clear?").setPositiveButton("yes", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
clearBackup();
}
}).setNegativeButton("no", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
}
}).show();
}
});
}
@Override
public void onResume() {
super.onResume();
mWakeLock.acquire();
}
@Override
public void onPause() {
super.onPause();
mWakeLock.release();
mSinVoicePlayer.stop();
mRecognition.stop();
}
@Override
public void onDestroy() {
super.onDestroy();
mRecognition.uninit();
mSinVoicePlayer.uninit();
}
private void clearBackup() {
delete(new File(mSdcardPath BAKCUP_LOG_PATH));
Toast.makeText(this, "clear backup log info successful", Toast.LENGTH_SHORT).show();
}
private static void delete(File file) {
if (file.isFile()) {
file.delete();
return;
}
if (file.isDirectory()) {
File[] childFiles = file.listFiles();
if (childFiles == null || childFiles.length == 0) {
file.delete();
return;
}
for (int i = 0; i < childFiles.length; i ) {
delete(childFiles[i]);
}
file.delete();
}
}
private void backup() {
mRecognition.stop();
String timestamp = getTimestamp();
String destPath = mSdcardPath BAKCUP_LOG_PATH "/back_" timestamp;
try {
copyDirectiory(destPath, mSdcardPath "/sinvoice");
copyDirectiory(destPath, mSdcardPath "/sinvoice_log");
FileOutputStream fout = new FileOutputStream(destPath "/text.txt");
String str = mPlayTextView.getText().toString();
byte[] bytes = str.getBytes();
fout.write(bytes);
str = mRecognisedTextView.getText().toString();
bytes = str.getBytes();
fout.write(bytes);
fout.close();
} catch (IOException e) {
e.printStackTrace();
}
Toast.makeText(this, "backup log info successful", Toast.LENGTH_SHORT).show();
}
private static class RegHandler extends Handler {
private StringBuilder mTextBuilder = new StringBuilder();
private MainActivity mAct;
public RegHandler(MainActivity act) {
mAct = act;
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case MSG_SET_RECG_TEXT:
char ch = (char) msg.arg1;
mTextBuilder.append(ch);
if (null != mAct ) {
mAct.mRecognisedTextView.setText(mTextBuilder.toString());
}
break;
case MSG_RECG_START:
mTextBuilder.delete(0, mTextBuilder.length());
break;
case MSG_RECG_END:
LogHelper.d(TAG, "recognition end");
break;
case MSG_PLAY_TEXT:
mAct.mPlayTextView.setText(mAct.mPlayText);
break;
}
super.handleMessage(msg);
}
}
@Override
public void onRecognitionStart() {
mHanlder.sendEmptyMessage(MSG_RECG_START);
}
@Override
public void onRecognition(char ch) {
mHanlder.sendMessage(mHanlder.obtainMessage(MSG_SET_RECG_TEXT, ch, 0));
}
@Override
public void onRecognitionEnd() {
mHanlder.sendEmptyMessage(MSG_RECG_END);
}
@Override
public void onPlayStart() {
LogHelper.d(TAG, "start play");
}
@Override
public void onPlayEnd() {
LogHelper.d(TAG, "stop play");
}
private static String getTimestamp() {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd-HH:mm:ss");
return sdf.format(new Date());
}
private static void copyFile(File targetFile, File sourceFile) throws IOException {
FileInputStream input = new FileInputStream(sourceFile);
BufferedInputStream inBuff = new BufferedInputStream(input);
FileOutputStream output = new FileOutputStream(targetFile);
BufferedOutputStream outBuff = new BufferedOutputStream(output);
byte[] b = new byte[1024 * 5];
int len;
while ((len = inBuff.read(b)) != -1) {
outBuff.write(b, 0, len);
}
outBuff.flush();
inBuff.close();
outBuff.close();
output.close();
input.close();
}
private static void copyDirectiory(String targetDir, String sourceDir) throws IOException {
(new File(targetDir)).mkdirs();
File[] file = (new File(sourceDir)).listFiles();
if ( null != file ) {
for (int i = 0; i < file.length; i ) {
if (file[i].isFile()) {
File sourceFile = file[i];
File targetFile = new File(new File(targetDir).getAbsolutePath() File.separator file[i].getName());
copyFile(targetFile, sourceFile);
}
if (file[i].isDirectory()) {
String srcPath = sourceDir "/" file[i].getName();
String targetPath = targetDir "/" file[i].getName();
copyDirectiory(targetPath, srcPath);
}
}
}
}
@Override
public void onSinToken(int[] tokens) {
if ( null != tokens ) {
StringBuilder sb = new StringBuilder();
for ( int i = 1; i < tokens.length; i ) {
sb.append(CODEBOOK.charAt(tokens[i]));
}
mPlayText = sb.toString();
LogHelper.d(TAG, "onSinToken " mPlayText);
mHanlder.sendEmptyMessage(MSG_PLAY_TEXT);
}
}
}
好例子网口号：伸出你的我的手 — 分享！
小贴士
感谢您为本站写下的评论，您的评论对其它用户来说具有重要的参考价值，所以请认真填写。
- 类似“顶”、“沙发”之类没有营养的文字，对勤劳贡献的楼主来说是令人沮丧的反馈信息。
- 相信您也不想看到一排文字/表情墙，所以请不要反馈意义不大的重复字符，也请尽量不要纯表情的回复。
- 提问之前请再仔细看一遍楼主的说明，或许是您遗漏了。
- 请勿到处挖坑绊人、招贴广告。既占空间让人厌烦，又没人会搭理，于人于己都无利。
关于好例子网
本站旨在为广大IT学习爱好者提供一个非营利性互相学习交流分享平台。本站所有资源都可以被免费获取学习研究。本站资源来自网友分享，对搜索内容的合法性不具有预见性、识别性、控制性，仅供学习研究，请务必在下载后24小时内给予删除，不得用于其他任何用途，否则后果自负。基于互联网的特殊性，平台无法对用户传输的作品、信息、内容的权属或合法性、安全性、合规性、真实性、科学性、完整权、有效性等进行实质审查；无论平台是否已进行审查，用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二与二十三条之规定，若资源存在侵权或相关问题请联系本站客服人员，点此联系我们。关于更多版权及免责申明参见 版权及免责申明
网友评论
我要评论