C++ StringList::size方法代码示例

本文整理汇总了C++中taglib::StringList::size方法的典型用法代码示例。如果您正苦于以下问题：C++ StringList::size方法的具体用法？C++ StringList::size怎么用？C++ StringList::size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taglib::StringList的用法示例。

在下文中一共展示了StringList::size方法的4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: cover

QPixmap VorbisMetaDataModel::cover()
{
    TagLib::Ogg::Vorbis::File file(m_path.toLocal8Bit().constData());
    TagLib::Ogg::XiphComment *tag = file.tag();
    if(!tag)
        return QPixmap();
    TagLib::StringList list = tag->fieldListMap()["METADATA_BLOCK_PICTURE"];
    if(list.isEmpty())
        return QPixmap();
    for(uint i = 0; i < list.size(); ++i)
    {
        TagLib::String value = list[i];
        QByteArray block = QByteArray::fromBase64(TStringToQString_qt4(value).toAscii());
        if(block.size() < 32)
            continue;
        qint64 pos = 0;
        if(readPictureBlockField(block, pos) != 3) //picture type, use front cover only
            continue;
        pos += 4;
        int mimeLength = readPictureBlockField(block, pos); //mime type length
        pos += 4;
        pos += mimeLength; //skip mime type
        int descLength = readPictureBlockField(block, pos); //description length
        pos += 4;
        pos += descLength; //skip description
        pos += 4; //width
        pos += 4; //height
        pos += 4; //color depth
        pos += 4; //the number of colors used
        int length = readPictureBlockField(block, pos); //picture size
        pos += 4;
        QPixmap cover;
        cover.loadFromData(block.mid(pos, length)); //read binary picture data
        return cover;
    }
    return QPixmap();
}

开发者ID:Greedysky，项目名称:qmmp，代码行数:37，代码来源:vorbismetadatamodel.cpp

示例2: QString

QString FileHelper::extractMp4Feature(const QString &featureToExtract) const
{
	QString feature;
	if (TagLib::MP4::File *mp4File = static_cast<TagLib::MP4::File*>(_file)) {
		if (mp4File->tag()) {
			TagLib::MP4::ItemListMap &items = mp4File->tag()->itemListMap();
			if (items.contains(featureToExtract.toStdString().data())) {
				TagLib::MP4::Item item = items[featureToExtract.toStdString().data()];
				TagLib::StringList list = item.toStringList();
				if (list.size() > 0) {
					feature = list[0].toCString(true);
				}
				/*for (uint i = 0; i < list.size(); i++) {
					TagLib::String s = list[i];
					qDebug() << Q_FUNC_INFO << s.toCString(true);
				}*/
			}
			/*for (auto it = items.begin(); it != items.end(); ++it) {
				qDebug() << Q_FUNC_INFO << QString(it->first.toCString(false));
			}*/
		}
	}
	return feature;
}

开发者ID:，项目名称:，代码行数:24，代码来源:

示例3: extract


//.........这里部分代码省略.........
            }

            // Genre.
            itOgg = lstOgg.find("GENRE");
            if (itOgg != lstOgg.end()) {
                genres.append((*itOgg).second);
            }
        }
    }

    // Handling multiple tags in Musepack files.
    if (mimeType == QLatin1String("audio/x-musepack")) {
        TagLib::MPC::File mpcFile(fileUrl.toUtf8().constData(), true);
        if (mpcFile.tag() && !mpcFile.tag()->isEmpty()) {
            TagLib::APE::ItemListMap lstMusepack = mpcFile.APETag()->itemListMap();
            TagLib::APE::ItemListMap::ConstIterator itMPC;

            // Artist.
            itMPC = lstMusepack.find("ARTIST");
            if (itMPC != lstMusepack.end()) {
                if (!artists.isEmpty()) {
                    artists += ", ";
                }
                artists += (*itMPC).second.toString();
            }

            // Album Artist.
            itMPC = lstMusepack.find("ALBUMARTIST");
            if (itMPC != lstMusepack.end()) {
                if(!albumArtists.isEmpty()) {
                    albumArtists += ", ";
                }
                albumArtists += (*itMPC).second.toString();
            }

            // Composer.
            itMPC = lstMusepack.find("COMPOSER");
            if (itMPC != lstMusepack.end()) {
                if (!composers.isEmpty()) {
                    composers += ", ";
                }
                composers += (*itMPC).second.toString();
            }

            // Lyricist.
            itMPC = lstMusepack.find("LYRICIST");
            if (itMPC != lstMusepack.end()) {
                if (!lyricists.isEmpty()) {
                    lyricists += ", ";
                }
                lyricists += (*itMPC).second.toString();
            }

            // Genre.
            itMPC = lstMusepack.find("GENRE");
            if (itMPC != lstMusepack.end()) {
                genres.append((*itMPC).second.toString());
            }
        }
    }

    if (!tags->isEmpty()) {
        QString title = t2q(tags->title());
        if (!title.isEmpty()) {
            result->add(Property::Title, title);
        }

        QString comment = t2q(tags->comment());
        if (!comment.isEmpty()) {
            result->add(Property::Comment, comment);
        }

        if (genres.isEmpty()) {
            genres.append(tags->genre());
        }

        for (uint i = 0; i < genres.size(); i++) {
            QString genre = t2q(genres[i]).trimmed();

            // Convert from int
            bool ok = false;
            int genreNum = genre.toInt(&ok);
            if (ok) {
                genre = t2q(TagLib::ID3v1::genre(genreNum));
            }

            result->add(Property::Genre, genre);
        }

        QString artistString;
        if (artists.isEmpty()) {
            artistString = t2q(tags->artist());
        } else {
            artistString = t2q(artists).trimmed();
        }

        QStringList artists = contactsFromString(artistString);
        foreach(const QString& artist, artists) {
            result->add(Property::Artist, artist);
        }

开发者ID:nurav，项目名称:kfilemetadata，代码行数:101，代码来源:taglibextractor.cpp

示例4: if

Meta::FieldHash
ID3v2TagHelper::tags() const
{
    Meta::FieldHash data = TagHelper::tags();

    TagLib::ID3v2::FrameList list = m_tag->frameList();
    for( TagLib::ID3v2::FrameList::ConstIterator it = list.begin(); it != list.end(); ++it )
    {
        qint64 field;
        TagLib::String frameName  = TagLib::String( ( *it )->frameID() );
        if( ( field = fieldName( frameName ) ) )
        {
            if( field == Meta::valUniqueId )
            {
                TagLib::ID3v2::UniqueFileIdentifierFrame *frame =
                        dynamic_cast< TagLib::ID3v2::UniqueFileIdentifierFrame * >( *it );

                if( !frame )
                    continue;

                QString identifier = TStringToQString( TagLib::String( frame->identifier() ) );

                if( identifier.isEmpty() )
                    continue;

                if( frame->owner() == uidFieldName( UIDAFT ) && isValidUID( identifier, UIDAFT ) )
                    data.insert( Meta::valUniqueId, identifier );
                continue;
            }
            else if( field == Meta::valHasCover )
            {
                TagLib::ID3v2::AttachedPictureFrame *frame =
                        dynamic_cast< TagLib::ID3v2::AttachedPictureFrame * >( *it );

                if( !frame )
                    continue;

                if( ( frame->type() == TagLib::ID3v2::AttachedPictureFrame::FrontCover ||
                      frame->type() == TagLib::ID3v2::AttachedPictureFrame::Other ) &&
                    frame->picture().size() > MIN_COVER_SIZE ) // must be at least 1kb
                {
                    data.insert( Meta::valHasCover, true );
                }
                continue;
            }

            TagLib::ID3v2::TextIdentificationFrame *frame =
                    dynamic_cast< TagLib::ID3v2::TextIdentificationFrame * >( *it );

            if( !frame )
                continue;

            QString value = TStringToQString( frame->fieldList().toString( '\n' ) );

            if( field == Meta::valDiscNr )
            {
                int disc;
                if( ( disc = splitDiscNr( value ).first ) )
                    data.insert( field, disc );
            }
            else if( field == Meta::valBpm )
                data.insert( field, value.toFloat() );
            else
                data.insert( field, value );
        }
        else if( frameName == POPM_Frame )
        {
            TagLib::ID3v2::PopularimeterFrame *frame =
                    dynamic_cast< TagLib::ID3v2::PopularimeterFrame * >( *it );

            if( !frame )
                continue;

            if( TStringToQString( frame->email() ).isEmpty() ) // only read anonymous ratings
            {
                // FMPS tags have precedence
                if( !data.contains( Meta::valRating ) && frame->rating() != 0 )
                    data.insert( Meta::valRating, qRound( frame->rating() / 256.0 * 10.0 ) );
                if( !data.contains( Meta::valPlaycount ) && frame->counter() < 10000 )
                    data.insert( Meta::valPlaycount, frame->counter() );
            }
        }
        else if( frameName == TXXX_Frame )
        {
            TagLib::ID3v2::UserTextIdentificationFrame *frame =
                    dynamic_cast< TagLib::ID3v2::UserTextIdentificationFrame * >( *it );

            if( !frame )
                continue;

            // the value of the user text frame is stored in the
            // second and following fields.
            TagLib::StringList fields = frame->fieldList();
            if( fields.size() >= 2 )
            {
                QString value = TStringToQString( fields[1] );

                if( fields[0] == fmpsFieldName( FMPSRating ) )
                    data.insert( Meta::valRating, qRound( value.toFloat() * 10.0 ) );
                else if( fields[0] == fmpsFieldName( FMPSScore ) )
//.........这里部分代码省略.........

开发者ID:netrunner-debian-kde-extras，项目名称:amarok，代码行数:101，代码来源:ID3v2TagHelper.cpp

注：本文中的taglib::StringList::size方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。