| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package android.speech.tts; |
| |
| import android.text.TextUtils; |
| |
| /** |
| * Writes data about a given speech synthesis request for V1 API to the event |
| * logs. The data that is logged includes the calling app, length of the |
| * utterance, speech rate / pitch, the latency, and overall time taken. |
| */ |
| class EventLoggerV1 extends AbstractEventLogger { |
| private final SynthesisRequest mRequest; |
| |
| EventLoggerV1(SynthesisRequest request, int callerUid, int callerPid, String serviceApp) { |
| super(callerUid, callerPid, serviceApp); |
| mRequest = request; |
| } |
| |
| @Override |
| protected void logFailure(int statusCode) { |
| // We don't report stopped syntheses because their overall |
| // total time spent will be inaccurate (will not correlate with |
| // the length of the utterance). |
| if (statusCode != TextToSpeechClient.Status.STOPPED) { |
| EventLogTags.writeTtsSpeakFailure(mServiceApp, mCallerUid, mCallerPid, |
| getUtteranceLength(), getLocaleString(), |
| mRequest.getSpeechRate(), mRequest.getPitch()); |
| } |
| } |
| |
| @Override |
| protected void logSuccess(long audioLatency, long engineLatency, long engineTotal) { |
| EventLogTags.writeTtsSpeakSuccess(mServiceApp, mCallerUid, mCallerPid, |
| getUtteranceLength(), getLocaleString(), |
| mRequest.getSpeechRate(), mRequest.getPitch(), |
| engineLatency, engineTotal, audioLatency); |
| } |
| |
| /** |
| * @return the length of the utterance for the given synthesis, 0 |
| * if the utterance was {@code null}. |
| */ |
| private int getUtteranceLength() { |
| final String utterance = mRequest.getText(); |
| return utterance == null ? 0 : utterance.length(); |
| } |
| |
| /** |
| * Returns a formatted locale string from the synthesis params of the |
| * form lang-country-variant. |
| */ |
| private String getLocaleString() { |
| StringBuilder sb = new StringBuilder(mRequest.getLanguage()); |
| if (!TextUtils.isEmpty(mRequest.getCountry())) { |
| sb.append('-'); |
| sb.append(mRequest.getCountry()); |
| |
| if (!TextUtils.isEmpty(mRequest.getVariant())) { |
| sb.append('-'); |
| sb.append(mRequest.getVariant()); |
| } |
| } |
| |
| return sb.toString(); |
| } |
| } |