百度骑行语音导航Demo

/* * Copyright (C) 2016 Baidu, Inc. All Rights Reserved. */ package com.baidu.bikenavi_demo; import android.app.Activity; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.os.Environment; import android.os.Handler; import android.os.Message; import android.text.TextUtils; import android.util.Log; import android.view.View; import android.widget.Toast; import com.baidu.mapapi.bikenavi.BikeNavigateHelper; import com.baidu.mapapi.bikenavi.adapter.IBRouteGuidanceListener; import com.baidu.mapapi.bikenavi.adapter.IBTTSPlayer; import com.baidu.mapapi.bikenavi.model.BikeRouteDetailInfo; import com.baidu.mapapi.bikenavi.model.RouteGuideKind; import com.baidu.mapapi.bikenavi.params.BikeNaviLauchParam; import com.baidu.tts.auth.AuthInfo; import com.baidu.tts.client.SpeechError; import com.baidu.tts.client.SpeechSynthesizer; import com.baidu.tts.client.SpeechSynthesizerListener; import com.baidu.tts.client.SynthesizerTool; import com.baidu.tts.client.TtsMode; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; public class BNaviGuideActivity extends Activity implements SpeechSynthesizerListener { private BikeNavigateHelper mNaviHelper; BikeNaviLauchParam param; @Override protected void onDestroy() { super.onDestroy(); mNaviHelper.quit(); } @Override protected void onResume() { super.onResume(); mNaviHelper.resume(); } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mNaviHelper = BikeNavigateHelper.getInstance(); View view = mNaviHelper.onCreate(BNaviGuideActivity.this); if (view != null) { setContentView(view); } mNaviHelper.startBikeNavi(BNaviGuideActivity.this); mNaviHelper.setTTsPlayer(new IBTTSPlayer() { @Override public int playTTSText(String s, boolean b) { Log.d("tts", s); speak(s); return 0; } }); mNaviHelper.setRouteGuidanceListener(this, new IBRouteGuidanceListener() { @Override public void onRouteGuideIconUpdate(Drawable icon) { } @Override public void onRouteGuideKind(RouteGuideKind routeGuideKind) { } @Override public void onRoadGuideTextUpdate(CharSequence charSequence, CharSequence charSequence1) { } @Override public void onRemainDistanceUpdate(CharSequence charSequence) { } @Override public void onRemainTimeUpdate(CharSequence charSequence) { } @Override public void onGpsStatusChange(CharSequence charSequence, Drawable drawable) { } @Override public void onRouteFarAway(CharSequence charSequence, Drawable drawable) { } @Override public void onRoutePlanYawing(CharSequence charSequence, Drawable drawable) { } @Override public void onReRouteComplete() { } @Override public void onArriveDest() { } @Override public void onVibrate() { } @Override public void onGetRouteDetailInfo(BikeRouteDetailInfo bikeRouteDetailInfo) { } }); /** * 语音合成初始化 */ initialEnv(); initialTts(); } /** * 语音合成 */ private static final String TAG = "BNaviMainActivity"; private SpeechSynthesizer mSpeechSynthesizer; private String mSampleDirPath; private static final String SAMPLE_DIR_NAME = "baiduTTS"; private static final String SPEECH_FEMALE_MODEL_NAME = "bd_etts_speech_female.dat"; private static final String SPEECH_MALE_MODEL_NAME = "bd_etts_speech_male.dat"; private static final String TEXT_MODEL_NAME = "bd_etts_text.dat"; private static final String LICENSE_FILE_NAME = "temp_license"; private static final String ENGLISH_SPEECH_FEMALE_MODEL_NAME = "bd_etts_speech_female_en.dat"; private static final String ENGLISH_SPEECH_MALE_MODEL_NAME = "bd_etts_speech_male_en.dat"; private static final String ENGLISH_TEXT_MODEL_NAME = "bd_etts_text_en.dat"; private static final int PRINT = 0; private static final int UI_CHANGE_INPUT_TEXT_SELECTION = 1; private static final int UI_CHANGE_SYNTHES_TEXT_SELECTION = 2; private void initialEnv() { if (mSampleDirPath == null) { String sdcardPath = Environment.getExternalStorageDirectory().toString(); mSampleDirPath = sdcardPath + "/" + SAMPLE_DIR_NAME; } makeDir(mSampleDirPath); copyFromAssetsToSdcard(false, SPEECH_FEMALE_MODEL_NAME, mSampleDirPath + "/" + SPEECH_FEMALE_MODEL_NAME); copyFromAssetsToSdcard(false, SPEECH_MALE_MODEL_NAME, mSampleDirPath + "/" + SPEECH_MALE_MODEL_NAME); copyFromAssetsToSdcard(false, TEXT_MODEL_NAME, mSampleDirPath + "/" + TEXT_MODEL_NAME); copyFromAssetsToSdcard(false, LICENSE_FILE_NAME, mSampleDirPath + "/" + LICENSE_FILE_NAME); copyFromAssetsToSdcard(false, "english/" + ENGLISH_SPEECH_FEMALE_MODEL_NAME, mSampleDirPath + "/" + ENGLISH_SPEECH_FEMALE_MODEL_NAME); copyFromAssetsToSdcard(false, "english/" + ENGLISH_SPEECH_MALE_MODEL_NAME, mSampleDirPath + "/" + ENGLISH_SPEECH_MALE_MODEL_NAME); copyFromAssetsToSdcard(false, "english/" + ENGLISH_TEXT_MODEL_NAME, mSampleDirPath + "/" + ENGLISH_TEXT_MODEL_NAME); } private void makeDir(String dirPath) { File file = new File(dirPath); if (!file.exists()) { file.mkdirs(); } } /** * 将sample工程需要的资源文件拷贝到SD卡中使用（授权文件为临时授权文件，请注册正式授权） * * @param isCover 是否覆盖已存在的目标文件 * @param source * @param dest */ private void copyFromAssetsToSdcard(boolean isCover, String source, String dest) { File file = new File(dest); if (isCover || (!isCover && !file.exists())) { InputStream is = null; FileOutputStream fos = null; try { is = getResources().getAssets().open(source); String path = dest; fos = new FileOutputStream(path); byte[] buffer = new byte[1024]; int size = 0; while ((size = is.read(buffer, 0, 1024)) >= 0) { fos.write(buffer, 0, size); } } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } finally { if (fos != null) { try { fos.close(); } catch (IOException e) { e.printStackTrace(); } } try { if (is != null) { is.close(); } } catch (IOException e) { e.printStackTrace(); } } } } private void initialTts() { this.mSpeechSynthesizer = SpeechSynthesizer.getInstance(); this.mSpeechSynthesizer.setContext(this); this.mSpeechSynthesizer.setSpeechSynthesizerListener(this); // 文本模型文件路径 (离线引擎使用) this.mSpeechSynthesizer.setParam(SpeechSynthesizer.PARAM_TTS_TEXT_MODEL_FILE, mSampleDirPath + "/" + TEXT_MODEL_NAME); // 声学模型文件路径 (离线引擎使用)