本文整理汇总了C++中MediaInfo::clear方法的典型用法代码示例。如果您正苦于以下问题：C++ MediaInfo::clear方法的具体用法？C++ MediaInfo::clear怎么用？C++ MediaInfo::clear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MediaInfo的用法示例。
在下文中一共展示了MediaInfo::clear方法的3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: rx_extinf
void M3UParser::load() {
QTime timeElapsed;
timeElapsed.start();
_stop = false;
QList<MediaInfo> files;
qDebug() << __FUNCTION__ << "Playlist:" << _filename;
//See http://regexlib.com/DisplayPatterns.aspx
//#EXTM3U
static QRegExp rx_extm3u("^#EXTM3U$|^#M3U$");
//#EXTINF:123,Sample title
static QRegExp rx_extinf("^#EXTINF:([-+]?\\d+),(.*)$");
//#EXTINF:Sample title
static QRegExp rx_extinf_title("^#EXTINF:(.*)$");
//#Just a comment
static QRegExp rx_comment("^#.*$");
QFile file(_filename);
if (file.open(QIODevice::ReadOnly)) {
QString path(QFileInfo(_filename).path());
QTextStream stream(&file);
if (isUtf8()) {
stream.setCodec("UTF-8");
} else {
stream.setCodec(QTextCodec::codecForLocale());
}
MediaInfo mediaInfo;
while (!stream.atEnd() && !_stop) {
//Line of text excluding '\n'
QString line(stream.readLine().trimmed());
if (line.isEmpty()) {
//Do nothing
}
else if (rx_extm3u.indexIn(line) != -1) {
//#EXTM3U line, ignored
}
else if (rx_extinf.indexIn(line) != -1) {
//#EXTINF line
QString length(rx_extinf.cap(1));
if (!length.isEmpty()) {
mediaInfo.setLength(length.toInt());
}
QString title(rx_extinf.cap(2));
if (!title.isEmpty()) {
mediaInfo.insertMetadata(MediaInfo::Title, title);
}
}
else if (rx_extinf_title.indexIn(line) != -1) {
QString title(rx_extinf_title.cap(1));
if (!title.isEmpty()) {
mediaInfo.insertMetadata(MediaInfo::Title, title);
}
}
else if (rx_comment.indexIn(line) != -1) {
//# line, comment, ignored
}
else {
bool isUrl = MediaInfo::isUrl(line);
mediaInfo.setUrl(isUrl);
if (isUrl) {
mediaInfo.setFileName(line);
} else {
mediaInfo.setFileName(Util::canonicalFilePath(path, line));
}
//Add file to the list of files
files << mediaInfo;
//Clear the MediaInfo for the next 2 lines from the m3u playlist
mediaInfo.clear();
if (files.size() > FILES_FOUND_LIMIT) {
//Emits the signal every FILES_FOUND_LIMIT files found
emit filesFound(files);
files.clear();
}
}
}
}
file.close();
if (!files.isEmpty()) {
//Emits the signal for the remaining files found (< FILES_FOUND_LIMIT)
emit filesFound(files);
}
//.........这里部分代码省略.........
示例2: load
//.........这里部分代码省略.........
QString filename;
while (!stream.atEnd() && !_stop) {
//Line of text, don't use trimmed()
//since CUE sheet files contain indentation spaces
QString line(stream.readLine());
if (line.isEmpty()) {
//Do nothing
}
else if (rx_genre.indexIn(line) != -1) {
genre = rx_genre.cap(1);
}
else if (rx_date.indexIn(line) != -1) {
date = rx_date.cap(1);
}
else if (rx_root_performer.indexIn(line) != -1) {
albumArtist = rx_root_performer.cap(1);
}
else if (rx_root_title.indexIn(line) != -1) {
album = rx_root_title.cap(1);
}
else if (rx_file.indexIn(line) != -1) {
filename = rx_file.cap(1);
}
else if (rx_track.indexIn(line) != -1) {
QString track(rx_track.cap(1));
mediaInfo.insertMetadata(MediaInfo::TrackNumber, track);
}
else if (rx_title.indexIn(line) != -1) {
QString title(rx_title.cap(1));
mediaInfo.insertMetadata(MediaInfo::Title, title);
}
else if (rx_performer.indexIn(line) != -1) {
QString performer(rx_performer.cap(1));
mediaInfo.insertMetadata(MediaInfo::Artist, performer);
}
else if (rx_index.indexIn(line) != -1) {
QString index(rx_index.cap(1));
mediaInfo.setCueStartIndex(index);
if (!files.isEmpty()) {
//Now we know the CUE end index from the previous media
files.last().setCueEndIndex(index);
}
mediaInfo.insertMetadata(MediaInfo::Genre, genre);
mediaInfo.insertMetadata(MediaInfo::Year, date);
mediaInfo.insertMetadata(MediaInfo::AlbumArtist, albumArtist);
mediaInfo.insertMetadata(MediaInfo::Album, album);
bool isUrl = MediaInfo::isUrl(filename);
mediaInfo.setUrl(isUrl);
if (isUrl) {
mediaInfo.setFileName(filename);
} else {
mediaInfo.setFileName(Util::canonicalFilePath(path, filename));
}
if (!mediaInfo.fileName().isEmpty()) {
//Add file to the list of files
files << mediaInfo;
//Clear the MediaInfo for the next lines
mediaInfo.clear();
if (files.size() > FILES_FOUND_LIMIT) {
//Emits the signal every FILES_FOUND_LIMIT files found
emit filesFound(files);
files.clear();
}
}
}
else {
//Syntax error
}
}
}
file.close();
if (!files.isEmpty()) {
//Emits the signal for the remaining files found (< FILES_FOUND_LIMIT)
emit filesFound(files);
}
//Emits the last signal
emit finished(timeElapsed.elapsed());
}示例3: load
void XSPFParser::load() {
QTime timeElapsed;
timeElapsed.start();
_stop = false;
QList<MediaInfo> files;
qDebug() << __FUNCTION__ << "Playlist:" << _filename;
QFile file(_filename);
if (file.open(QIODevice::ReadOnly)) {
MediaInfo mediaInfo;
QXmlStreamReader xml(&file);
while (!xml.atEnd() && !_stop) {
xml.readNext();
switch (xml.tokenType()) {
case QXmlStreamReader::StartElement: {
QString element(xml.name().toString());
if (element == XSPF_TRACK) {
readTrack(xml, mediaInfo);
if (!mediaInfo.fileName().isEmpty()) {
//Add file to the list of files
files << mediaInfo;
//Clear the MediaInfo
mediaInfo.clear();
if (files.size() > FILES_FOUND_LIMIT) {
//Emits the signal every FILES_FOUND_LIMIT files found
emit filesFound(files);
files.clear();
}
}
}
//Otherwise won't read the track end element
break;
}
}
}
if (xml.hasError()) {
qCritical() << __FUNCTION__ << "Error:" << xml.errorString()
<< "line:" << xml.lineNumber()
<< "column:" << xml.columnNumber();
}
}
file.close();
if (!files.isEmpty()) {
//Emits the signal for the remaining files found (< FILES_FOUND_LIMIT)
emit filesFound(files);
}
//Emits the last signal
emit finished(timeElapsed.elapsed());
}