void MmRendererMetaDataReaderControl::setMetaData(const MmRendererMetaData &data)
{
const MmRendererMetaData oldMetaData = m_metaData;
const bool oldMetaDataAvailable = isMetaDataAvailable();
m_metaData = data;
bool changed = false;
if (m_metaData.title() != oldMetaData.title()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Title, m_metaData.title());
} else if (m_metaData.artist() != oldMetaData.artist()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Author, m_metaData.artist());
} else if (m_metaData.comment() != oldMetaData.comment()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Comment, m_metaData.comment());
} else if (m_metaData.genre() != oldMetaData.genre()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Genre, m_metaData.genre());
} else if (m_metaData.year() != oldMetaData.year()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Year, m_metaData.year());
} else if (m_metaData.mediaType() != oldMetaData.mediaType()) {
changed = true;
emit metaDataChanged(QMediaMetaData::MediaType, m_metaData.mediaType());
} else if (m_metaData.duration() != oldMetaData.duration()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Duration, m_metaData.duration());
} else if (m_metaData.audioBitRate() != oldMetaData.audioBitRate()) {
changed = true;
emit metaDataChanged(QMediaMetaData::AudioBitRate, m_metaData.audioBitRate());
} else if (m_metaData.sampleRate() != oldMetaData.sampleRate()) {
changed = true;
emit metaDataChanged(QMediaMetaData::SampleRate, m_metaData.sampleRate());
} else if (m_metaData.album() != oldMetaData.album()) {
changed = true;
emit metaDataChanged(QMediaMetaData::AlbumTitle, m_metaData.album());
} else if (m_metaData.track() != oldMetaData.track()) {
changed = true;
emit metaDataChanged(QMediaMetaData::TrackNumber, m_metaData.track());
} else if (m_metaData.resolution() != oldMetaData.resolution()) {
changed = true;
emit metaDataChanged(QMediaMetaData::Resolution, m_metaData.resolution());
}
if (changed)
emit metaDataChanged();
const bool metaDataAvailable = isMetaDataAvailable();
if (metaDataAvailable != oldMetaDataAvailable)
emit metaDataAvailableChanged(metaDataAvailable);
}
void QGstreamerMetaDataProvider::updateTags()
{
QVariantMap oldTags = m_tags;
m_tags.clear();
bool changed = false;
QMapIterator<QByteArray ,QVariant> i(m_session->tags());
while (i.hasNext()) {
i.next();
//use gstreamer native keys for elements not in our key map
QString key = qt_gstreamerMetaDataKeys()->value(i.key(), i.key());
m_tags.insert(key, i.value());
if (i.value() != oldTags.value(key)) {
changed = true;
emit metaDataChanged(key, i.value());
}
}
if (oldTags.isEmpty() != m_tags.isEmpty()) {
emit metaDataAvailableChanged(isMetaDataAvailable());
changed = true;
}
if (changed)
emit metaDataChanged();
}