private void setupRecognizer(File assetsDir) {
try {
recognizer =
defaultSetup()
.setAcousticModel(new File(assetsDir, "en-us-ptm"))
.setDictionary(new File(assetsDir, "cmudict-en-us.dict"))
// .setRawLogDir(assetsDir) // To disable logging of raw audio comment out this call
// (takes a lot of space on the device)
.setKeywordThreshold(
1e-45f) // Threshold to tune for keyphrase to balance between false alarms and
// misses
.setBoolean("-allphone_ci", true)
.getRecognizer();
recognizer.addListener(this);
// Create keyword-activation search.
recognizer.addKeyphraseSearch(KWS_SEARCH, KEYPHRASE);
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* The recognizer can be configured to perform multiple searches of different kind and switch
* between them.
*
* <p>THE HEART OF THE APP!
*
* @param assetsDir
* @throws IOException
*/
private void setupRecognizer(File assetsDir) throws IOException {
recognizer =
defaultSetup()
.setAcousticModel(new File(assetsDir, "en-us-ptm")) // Acoustic model
.setDictionary(
new File(
assetsDir, "cmudict-en-us.dict")) // English dictionary of most common words
.setRawLogDir(
assetsDir) // To disable logging of raw audio comment out this call (takes a lot of
// space on the device)
.setKeywordThreshold(
1e-15f) // Threshold to tune for keyphrase to balance between false alarms and
// misses
// .setBoolean("-allphone_ci", true) // Use
// context-independent phonetic search, context-dependent is too slow for mobile
.getRecognizer();
recognizer.addListener(this);
// Create keyword-activation search.
recognizer.addKeyphraseSearch(KWS_SEARCH, KEYPHRASE);
File animalGrammar = new File(assetsDir, "animals.gram");
recognizer.addKeywordSearch("animals", animalGrammar);
}
