void QWmpPlayerService::releaseControl(QMediaControl *control)
{
if (!control) {
qWarning("QMediaService::releaseControl():"
" Attempted release of null control");
#ifdef QWMP_EVR
} else if (control == m_evrVideoOverlay) {
IWMPVideoRenderConfig *config = 0;
if (m_player->QueryInterface(
__uuidof(IWMPVideoRenderConfig), reinterpret_cast<void **>(&config)) == S_OK) {
config->put_presenterActivate(0);
config->Release();
}
delete m_evrVideoOverlay;
m_evrVideoOverlay = 0;
m_activeVideoOverlay = 0;
#endif
} else if (control == m_oleVideoOverlay) {
m_player->put_uiMode(QAutoBStr(L"invisible"));
m_oleVideoOverlay->setWinId(0);
m_activeVideoOverlay = 0;
}
}
void QWmpPlaylistControl::currentItemChangeEvent(IDispatch *dispatch)
{
IWMPMedia *media = 0;
if (dispatch && dispatch->QueryInterface(
__uuidof(IWMPMedia), reinterpret_cast<void **>(&media)) == S_OK) {
int index = QWmpMetaData::value(media, QAutoBStr(L"PlaylistIndex")).toInt();
emit currentIndexChanged(index);
emit currentMediaChanged(m_playlist->media(index));
}
}
QVariant QWmpPlaylist::value(int index, const QString &key) const
{
QVariant v;
IWMPMedia *media = 0;
if (m_playlist && m_playlist->get_item(index, &media) == S_OK) {
v = QWmpMetaData::value(media, QAutoBStr(key));
media->Release();
}
return v;
}
int QWmpPlaylistControl::currentIndex() const
{
int position = 0;
IWMPMedia *media = 0;
if (m_controls && m_player->get_currentMedia(&media) == S_OK) {
position = QWmpMetaData::value(media, QAutoBStr(L"PlaylistIndex")).toInt();
media->Release();
}
return position;
}
bool QWmpPlaylist::insertMedia(int pos, const QMediaContent &content)
{
bool inserted = false;
IWMPMedia *media = 0;
if (m_playlist && m_player && m_player->newMedia(
QAutoBStr(content.canonicalUrl()), &media) == S_OK) {
inserted = m_playlist->insertItem(pos, media) == S_OK;
media->Release();
}
return inserted;
}
bool QWmpPlaylist::addMedia(const QMediaContent &content)
{
bool appended = false;
IWMPMedia *media = 0;
if (!content.isNull() && m_playlist && m_player && m_player->newMedia(
QAutoBStr(content.canonicalUrl()), &media) == S_OK) {
appended = m_playlist->appendItem(media) == S_OK;
media->Release();
}
return appended;
}
void QWmpPlaylist::mediaChangeEvent(IDispatch *dispatch)
{
IWMPMedia *media = 0;
if (dispatch && dispatch->QueryInterface(
__uuidof(IWMPMedia), reinterpret_cast<void **>(&media)) == S_OK) {
VARIANT_BOOL isMember = VARIANT_FALSE;
if (media->isMemberOf(m_playlist, &isMember) == S_OK && isMember) {
int index = QWmpMetaData::value(media, QAutoBStr(L"PlaylistIndex")).toInt();
if (index >= 0)
emit mediaChanged(index, index);
}
media->Release();
}
}
QMediaControl *QWmpPlayerService::requestControl(const char *name)
{
if (qstrcmp(name, QMediaPlayerControl_iid) == 0) {
return m_control;
} else if (qstrcmp(name, QMetaDataReaderControl_iid) == 0) {
return m_metaData;
} else if (qstrcmp(name, QMediaPlaylistControl_iid) == 0) {
return m_playlist;
} else if (qstrcmp(name, QVideoWindowControl_iid) == 0
&& m_embedMode == LocalEmbed
&& m_player
&& !m_activeVideoOverlay) {
#ifdef QWMP_EVR
IWMPVideoRenderConfig *config = 0;
if (m_player->QueryInterface(
__uuidof(IWMPVideoRenderConfig), reinterpret_cast<void **>(&config)) == S_OK) {
if (HINSTANCE evrHwnd = LoadLibrary(L"evr")) {
m_evrVideoOverlay = new QEvrVideoOverlay(evrHwnd);
if (SUCCEEDED(config->put_presenterActivate(
static_cast<IMFActivate *>(m_evrVideoOverlay)))) {
connect(m_events, SIGNAL(OpenStateChange(long)),
m_evrVideoOverlay, SLOT(openStateChanged(long)));
} else {
delete m_evrVideoOverlay;
m_evrVideoOverlay = 0;
}
}
config->Release();
}
if (m_evrVideoOverlay) {
m_activeVideoOverlay = m_evrVideoOverlay;
return m_evrVideoOverlay;
} else
#endif
if (SUCCEEDED(m_player->put_uiMode(QAutoBStr(L"none")))) {
m_activeVideoOverlay = m_oleVideoOverlay;
return m_oleVideoOverlay;
}
}
return 0;
}