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Merge "Fix for bug 2564771 - pitch setting between apps can interfere with one another." into froyo

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This commit is contained in:
Charles Chen
2010-04-01 17:56:47 -07:00
committed by Android (Google) Code Review
parent e11bafec8d 1a2712ce2a
commit ddc2eb8ee3
3 changed files with 87 additions and 27 deletions
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2
core/java/android/speech/tts/ITts.aidl
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@@ -43,7 +43,7 @@ interface ITts {
String[] getLanguage();
int isLanguageAvailable(in String language, in String country, in String variant);
int isLanguageAvailable(in String language, in String country, in String variant, in String[] params);
int setLanguage(in String callingApp, in String language, in String country, in String variant);

80
core/java/android/speech/tts/TextToSpeech.java
View File

@@ -314,6 +314,10 @@ public class TextToSpeech {
* {@hide}
*/
public static final String KEY_PARAM_ENGINE = "engine";
/**
* {@hide}
*/
public static final String KEY_PARAM_PITCH = "pitch";
/**
* Parameter key to specify the audio stream type to be used when speaking text
* or playing back a file.
@@ -365,7 +369,12 @@ public class TextToSpeech {
/**
* {@hide}
*/
protected static final int NB_CACHED_PARAMS = 7;
protected static final int PARAM_POSITION_PITCH = 14;
/**
* {@hide}
*/
protected static final int NB_CACHED_PARAMS = 8;
}
/**
@@ -409,9 +418,10 @@ public class TextToSpeech {
mCachedParams[Engine.PARAM_POSITION_STREAM] = Engine.KEY_PARAM_STREAM;
mCachedParams[Engine.PARAM_POSITION_UTTERANCE_ID] = Engine.KEY_PARAM_UTTERANCE_ID;
mCachedParams[Engine.PARAM_POSITION_ENGINE] = Engine.KEY_PARAM_ENGINE;
mCachedParams[Engine.PARAM_POSITION_PITCH] = Engine.KEY_PARAM_PITCH;
// Leave all defaults that are shown in Settings uninitialized so that
// the values set in Settings will take effect if the application does
// Leave all defaults that are shown in Settings uninitialized/at the default
// so that the values set in Settings will take effect if the application does
// not try to change these settings itself.
mCachedParams[Engine.PARAM_POSITION_RATE + 1] = "";
mCachedParams[Engine.PARAM_POSITION_LANGUAGE + 1] = "";
@@ -421,6 +431,7 @@ public class TextToSpeech {
String.valueOf(Engine.DEFAULT_STREAM);
mCachedParams[Engine.PARAM_POSITION_UTTERANCE_ID + 1] = "";
mCachedParams[Engine.PARAM_POSITION_ENGINE + 1] = "";
mCachedParams[Engine.PARAM_POSITION_PITCH + 1] = "100";
initTts();
}
@@ -435,6 +446,9 @@ public class TextToSpeech {
synchronized(mStartLock) {
mITts = ITts.Stub.asInterface(service);
mStarted = true;
// Cache the default engine and current language
setEngineByPackageName(getDefaultEngine());
setLanguage(getLanguage());
if (mInitListener != null) {
// TODO manage failures and missing resources
mInitListener.onInit(SUCCESS);
@@ -1008,15 +1022,13 @@ public class TextToSpeech {
return result;
}
try {
// the pitch is not set here, instead it is cached so it will be associated
// with all upcoming utterances.
if (pitch > 0) {
result = mITts.setPitch(mPackageName, (int)(pitch*100));
int p = (int)(pitch*100);
mCachedParams[Engine.PARAM_POSITION_PITCH + 1] = String.valueOf(p);
result = SUCCESS;
}
} catch (RemoteException e) {
// TTS died; restart it.
Log.e("TextToSpeech.java - setPitch", "RemoteException");
e.printStackTrace();
mStarted = false;
initTts();
} catch (NullPointerException e) {
// TTS died; restart it.
Log.e("TextToSpeech.java - setPitch", "NullPointerException");
@@ -1057,16 +1069,27 @@ public class TextToSpeech {
return result;
}
try {
mCachedParams[Engine.PARAM_POSITION_LANGUAGE + 1] = loc.getISO3Language();
mCachedParams[Engine.PARAM_POSITION_COUNTRY + 1] = loc.getISO3Country();
mCachedParams[Engine.PARAM_POSITION_VARIANT + 1] = loc.getVariant();
// the language is not set here, instead it is cached so it will be associated
// with all upcoming utterances. But we still need to report the language support,
// which is achieved by calling isLanguageAvailable()
result = mITts.isLanguageAvailable(
mCachedParams[Engine.PARAM_POSITION_LANGUAGE + 1],
mCachedParams[Engine.PARAM_POSITION_COUNTRY + 1],
mCachedParams[Engine.PARAM_POSITION_VARIANT + 1] );
String language = loc.getISO3Language();
String country = loc.getISO3Country();
String variant = loc.getVariant();
// Check if the language, country, variant are available, and cache
// the available parts.
// Note that the language is not actually set here, instead it is cached so it
// will be associated with all upcoming utterances.
result = mITts.isLanguageAvailable(language, country, variant, mCachedParams);
if (result >= LANG_AVAILABLE){
mCachedParams[Engine.PARAM_POSITION_LANGUAGE + 1] = language;
if (result >= LANG_COUNTRY_AVAILABLE){
mCachedParams[Engine.PARAM_POSITION_COUNTRY + 1] = country;
} else {
mCachedParams[Engine.PARAM_POSITION_COUNTRY + 1] = "";
}
if (result >= LANG_COUNTRY_VAR_AVAILABLE){
mCachedParams[Engine.PARAM_POSITION_VARIANT + 1] = variant;
} else {
mCachedParams[Engine.PARAM_POSITION_VARIANT + 1] = "";
}
}
} catch (RemoteException e) {
// TTS died; restart it.
Log.e("TextToSpeech.java - setLanguage", "RemoteException");
@@ -1104,11 +1127,18 @@ public class TextToSpeech {
return null;
}
try {
String[] locStrings = mITts.getLanguage();
if ((locStrings != null) && (locStrings.length == 3)) {
return new Locale(locStrings[0], locStrings[1], locStrings[2]);
// Only do a call to the native synth if there is nothing in the cached params
if (mCachedParams[Engine.PARAM_POSITION_LANGUAGE + 1].length() < 1){
String[] locStrings = mITts.getLanguage();
if ((locStrings != null) && (locStrings.length == 3)) {
return new Locale(locStrings[0], locStrings[1], locStrings[2]);
} else {
return null;
}
} else {
return null;
return new Locale(mCachedParams[Engine.PARAM_POSITION_LANGUAGE + 1],
mCachedParams[Engine.PARAM_POSITION_COUNTRY + 1],
mCachedParams[Engine.PARAM_POSITION_VARIANT + 1]);
}
} catch (RemoteException e) {
// TTS died; restart it.
@@ -1151,7 +1181,7 @@ public class TextToSpeech {
}
try {
result = mITts.isLanguageAvailable(loc.getISO3Language(),
loc.getISO3Country(), loc.getVariant());
loc.getISO3Country(), loc.getVariant(), mCachedParams);
} catch (RemoteException e) {
// TTS died; restart it.
Log.e("TextToSpeech.java - isLanguageAvailable", "RemoteException");