本文整理汇总了C++中TimeRange::grow方法的典型用法代码示例。如果您正苦于以下问题：C++ TimeRange::grow方法的具体用法？C++ TimeRange::grow怎么用？C++ TimeRange::grow使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TimeRange的用法示例。
在下文中一共展示了TimeRange::grow方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: utteranceProgressMerger
Timeline<Phone> utteranceToPhones(
const AudioClip& audioClip,
TimeRange utteranceTimeRange,
ps_decoder_t& decoder,
ProgressSink& utteranceProgressSink)
{
ProgressMerger utteranceProgressMerger(utteranceProgressSink);
ProgressSink& wordRecognitionProgressSink = utteranceProgressMerger.addSink(1.0);
ProgressSink& alignmentProgressSink = utteranceProgressMerger.addSink(0.5);
// Pad time range to give Pocketsphinx some breathing room
TimeRange paddedTimeRange = utteranceTimeRange;
const centiseconds padding(3);
paddedTimeRange.grow(padding);
paddedTimeRange.trim(audioClip.getTruncatedRange());
const unique_ptr<AudioClip> clipSegment = audioClip.clone() | segment(paddedTimeRange) | resample(sphinxSampleRate);
const auto audioBuffer = copyTo16bitBuffer(*clipSegment);
// Get words
BoundedTimeline<string> words = recognizeWords(audioBuffer, decoder);
wordRecognitionProgressSink.reportProgress(1.0);
// Log utterance text
string text;
for (auto& timedWord : words) {
string word = timedWord.getValue();
// Skip details
if (word == "<s>" || word == "</s>" || word == "<sil>") {
continue;
}
word = regex_replace(word, regex("\\(\\d\\)"), "");
if (text.size() > 0) {
text += " ";
}
text += word;
}
logTimedEvent("utterance", utteranceTimeRange, text);
// Log words
for (Timed<string> timedWord : words) {
timedWord.getTimeRange().shift(paddedTimeRange.getStart());
logTimedEvent("word", timedWord);
}
// Convert word strings to word IDs using dictionary
vector<s3wid_t> wordIds;
for (const auto& timedWord : words) {
wordIds.push_back(getWordId(timedWord.getValue(), *decoder.dict));
}
if (wordIds.empty()) return {};
// Align the words' phones with speech
#if BOOST_VERSION < 105600 // Support legacy syntax
#define value_or get_value_or
#endif
Timeline<Phone> utterancePhones = getPhoneAlignment(wordIds, audioBuffer, decoder)
.value_or(ContinuousTimeline<Phone>(clipSegment->getTruncatedRange(), Phone::Noise));
alignmentProgressSink.reportProgress(1.0);
utterancePhones.shift(paddedTimeRange.getStart());
// Log raw phones
for (const auto& timedPhone : utterancePhones) {
logTimedEvent("rawPhone", timedPhone);
}
// Guess positions of noise sounds
JoiningTimeline<void> noiseSounds = getNoiseSounds(utteranceTimeRange, utterancePhones);
for (const auto& noiseSound : noiseSounds) {
utterancePhones.set(noiseSound.getTimeRange(), Phone::Noise);
}
// Log phones
for (const auto& timedPhone : utterancePhones) {
logTimedEvent("phone", timedPhone);
}
return utterancePhones;
}