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Commit 726a40bc authored by Charles Chen's avatar Charles Chen
Browse files

Enabling plugin engines to pass in their engine specific settings 

via a ContentProvider to the TtsService so that the TtsService can
invoke their .so file with those settings.

Change-Id: Icd0e966971c36ebb4da191a50cda96d6f4525df5
parent e4eb5bf2

packages/TtsService/src/android/tts/TtsService.java

+20 −6
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ import android.content.pm.ActivityInfo; 
import android.content.pm.PackageManager;

import android.content.pm.PackageManager.NameNotFoundException;

import android.content.pm.ResolveInfo;

import android.database.Cursor;

import android.media.AudioManager;

import android.media.MediaPlayer;

import android.media.MediaPlayer.OnCompletionListener;
@@ -164,11 +165,6 @@ public class TtsService extends Service implements OnCompletionListener { 
        currentSpeechEngineSOFile = "";

        setEngine(getDefaultEngine());



        String soLibPath = "/system/lib/libttspico.so";

        if (sNativeSynth == null) {

            sNativeSynth = new SynthProxy(soLibPath, "");

        }



        mSelf = this;

        mIsSpeaking = false;

        mSynthBusy = false;
@@ -269,7 +265,25 @@ public class TtsService extends Service implements OnCompletionListener { 
            sNativeSynth.shutdown();

            sNativeSynth = null;

        }

        sNativeSynth = new SynthProxy(soFilename, "");



        // Load the engineConfig from the plugin if it has any special configuration

        // to be loaded. By convention, if an engine wants the TTS framework to pass

        // in any configuration, it must put it into its content provider which has the URI:

        // content://<packageName>.providers.SettingsProvider

        // That content provider must provide a Cursor which returns the String that

        // is to be passed back to the native .so file for the plugin when getString(0) is

        // called on it.

        // Note that the TTS framework does not care what this String data is: it is something

        // that comes from the engine plugin and is consumed only by the engine plugin itself.

        String engineConfig = "";

        Cursor c = getContentResolver().query(Uri.parse("content://" + enginePackageName

                + ".providers.SettingsProvider"), null, null, null, null);

        if (c != null){

            c.moveToFirst();

            engineConfig = c.getString(0);

            c.close();

        }

        sNativeSynth = new SynthProxy(soFilename, engineConfig);

        currentSpeechEngineSOFile = soFilename;

        return TextToSpeech.SUCCESS;

    }