void MmRendererMediaPlayerControl::attach()
{
// Should only be called in detached state
Q_ASSERT(m_audioId == -1 && !m_inputAttached);
if (m_media.isNull() || !m_context) {
setMediaStatus(QMediaPlayer::NoMedia);
return;
}
if (m_videoRendererControl)
m_videoRendererControl->attachDisplay(m_context);
if (m_videoWindowControl)
m_videoWindowControl->attachDisplay(m_context);
const QByteArray defaultAudioDevice = qgetenv("QQNX_RENDERER_DEFAULT_AUDIO_SINK");
m_audioId = mmr_output_attach(m_context, defaultAudioDevice.isEmpty() ? "audio:default" : defaultAudioDevice.constData(), "audio");
if (m_audioId == -1) {
emitMmError("mmr_output_attach() for audio failed");
return;
}
const QByteArray resourcePath = resourcePathForUrl(m_media.canonicalUrl());
if (resourcePath.isEmpty()) {
detach();
return;
}
if (mmr_input_attach(m_context, resourcePath.constData(), "track") != 0) {
emitMmError(QStringLiteral("mmr_input_attach() failed for ") + QString(resourcePath));
setMediaStatus(QMediaPlayer::InvalidMedia);
detach();
return;
}
// For whatever reason, the mmrenderer sends out a MMR_STOPPED event when calling
// mmr_input_attach() above. Ignore it, as otherwise we'll trigger stopping right after we
// started.
m_stopEventsToIgnore++;
m_inputAttached = true;
setMediaStatus(QMediaPlayer::LoadedMedia);
// mm-renderer has buffer properties "status" and "level"
// QMediaPlayer's buffer status maps to mm-renderer's buffer level
m_bufferLevel = 0;
emit bufferStatusChanged(m_bufferLevel);
}
void BbMediaPlayerControl::setPositionInternal(qint64 position)
{
if (!m_context)
return;
if (mmr_seek(m_context, QString::number(position).toAscii()) != 0)
emitMmError("Seeking failed");
}
void BbMediaPlayerControl::setPlaybackRateInternal(qreal rate)
{
if (!m_context)
return;
const int mmRate = rate * 1000;
if (mmr_speed_set(m_context, mmRate) != 0)
emitMmError("mmr_speed_set failed");
}
void MmRendererMediaPlayerControl::setPositionInternal(qint64 position)
{
if (!m_context)
return;
if (m_metaData.isSeekable()) {
if (mmr_seek(m_context, QString::number(position).toLatin1()) != 0)
emitMmError("Seeking failed");
}
}
void BbMediaPlayerControl::setVolumeInternal(int newVolume)
{
if (!m_context)
return;
newVolume = qBound(0, newVolume, 100);
if (m_audioId != -1) {
strm_dict_t * dict = strm_dict_new();
dict = strm_dict_set(dict, "volume", QString::number(newVolume).toAscii());
if (mmr_output_parameters(m_context, m_audioId, dict) != 0)
emitMmError("mmr_output_parameters: Setting volume failed");
}
}
void BbMediaPlayerControl::attach()
{
if (m_media.isNull() || !m_context) {
setMediaStatus(QMediaPlayer::NoMedia);
return;
}
if (m_videoControl)
m_videoControl->attachDisplay(m_context);
m_audioId = mmr_output_attach(m_context, "audio:default", "audio");
if (m_audioId == -1) {
emitMmError("mmr_output_attach() for audio failed");
return;
}
const QString resourcePath = resourcePathForUrl(m_media.canonicalUrl());
if (resourcePath.isEmpty()) {
detach();
return;
}
if (mmr_input_attach(m_context, QFile::encodeName(resourcePath), "track") != 0) {
emitMmError(QString("mmr_input_attach() for %1 failed").arg(resourcePath));
setMediaStatus(QMediaPlayer::InvalidMedia);
detach();
return;
}
// For whatever reason, the mmrenderer sends out a MMR_STOPPED event when calling
// mmr_input_attach() above. Ignore it, as otherwise we'll trigger stopping right after we
// started.
m_stopEventsToIgnore++;
m_inputAttached = true;
setMediaStatus(QMediaPlayer::LoadedMedia);
m_bufferStatus = 0;
emit bufferStatusChanged(m_bufferStatus);
}
void MmRendererMediaPlayerControl::play()
{
if (m_playAfterMediaLoaded)
m_playAfterMediaLoaded = false;
// No-op if we are already playing, except if we were called from continueLoadMedia(), in which
// case m_playAfterMediaLoaded is true (hence the 'else').
else if (m_state == QMediaPlayer::PlayingState)
return;
if (m_mediaStatus == QMediaPlayer::LoadingMedia) {
// State changes are supposed to be synchronous
setState(QMediaPlayer::PlayingState);
// Defer playing to later, when the timer triggers continueLoadMedia()
m_playAfterMediaLoaded = true;
return;
}
// Un-pause the state when it is paused
if (m_state == QMediaPlayer::PausedState) {
setPlaybackRateInternal(m_rate);
setState(QMediaPlayer::PlayingState);
return;
}
if (m_media.isNull() || !m_connection || !m_context || m_audioId == -1) {
setState(QMediaPlayer::StoppedState);
return;
}
if (m_mediaStatus == QMediaPlayer::EndOfMedia)
m_position = 0;
setPositionInternal(m_position);
setVolumeInternal(m_muted ? 0 : m_volume);
setPlaybackRateInternal(m_rate);
if (mmr_play(m_context) != 0) {
setState(QMediaPlayer::StoppedState);
emitMmError("mmr_play() failed");
return;
}
m_stopEventsToIgnore = 0; // once playing, stop events must be proccessed
setState( QMediaPlayer::PlayingState);
}
