virtual QMediaContent media(int) const { return QMediaContent(); }
void PlaybackWidget::setMedia(const QString &str)
{
setMedia(QMediaContent(QUrl(str)));
}
foreach (const QString &f, files) {
m_playlist->addMedia(QMediaContent(QUrl::fromLocalFile(dir.absolutePath() + "/" + f)));
emit tracksChanged(tracks());
emit trackCountChanged(trackCount());
}
void GrlMedia::clearFile()
{
m_player->setMedia(QMediaContent());
}
void VideoThumbnailer::Private::slotProcessframe(QVideoFrame frm)
{
if (player->mediaStatus() != QMediaPlayer::BufferedMedia ||
player->position() <= 0)
{
if (++errorCount > 1000)
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Error: Video data are corrupted from " << fileName();
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
return;
}
else
{
player->setPosition(++position);
return;
}
}
qCDebug(DIGIKAM_GENERAL_LOG) << "Video frame extraction from " << fileName()
<< " at position " << position;
if (!frm.isValid())
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Error: Video frame is not valid.";
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
return;
}
QImage img = imageFromVideoFrame(frm);
if (!img.isNull())
{
img = img.scaled(thumbSize, thumbSize, Qt::KeepAspectRatio, Qt::SmoothTransformation);
if (createStrip && img.width() > strip.width() && img.height() > strip.height())
{
// Add a video strip on the left side of video thumb.
for (int y = 0; y < img.height(); y += strip.height())
{
for (int ys = 0 ; ys < strip.height() ; ys++)
{
int pos = y + ys;
if (pos < img.height())
{
memcpy((void*)img.constScanLine(pos), (void*)strip.constScanLine(ys), strip.bytesPerLine());
}
}
}
}
qCDebug(DIGIKAM_GENERAL_LOG) << "Video frame extracted with size " << img.size();
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailDone(filePath(), img.copy());
}
else
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Video frame format is not supported: " << frm;
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
}
}
void VideoThumbnailer::Private::slotMediaStatusChanged(QMediaPlayer::MediaStatus state)
{
if (player->currentMedia() != media)
{
return;
}
switch (state)
{
case QMediaPlayer::LoadedMedia:
{
if (!player->isVideoAvailable())
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Video stream is not available for " << fileName();
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
return;
}
errorCount = 0;
position = -1;
player->pause();
break;
}
case QMediaPlayer::BufferedMedia:
{
if (!player->isSeekable())
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Video seek is not available for " << fileName();
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
return;
}
if (player->duration() <= 0)
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Video has no valid duration for " << fileName();
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
return;
}
qCDebug(DIGIKAM_GENERAL_LOG) << "Video duration for " << fileName() << "is " << player->duration() << " seconds";
position = (qint64)(player->duration() * 0.2);
player->setPosition(position); // Seek to 20% of the media to take a thumb.
qCDebug(DIGIKAM_GENERAL_LOG) << "Trying to get thumbnail from " << fileName() << " at position " << position;
break;
}
case QMediaPlayer::InvalidMedia:
{
qCDebug(DIGIKAM_GENERAL_LOG) << "Video cannot be decoded for " << fileName();
isReady = true;
player->setMedia(QMediaContent());
dd->emit signalThumbnailFailed(filePath());
}
default:
break;
}
}
void SearchDialog::trackWasDoubleClicked(const QModelIndex &track)
{
Playlist *p = _viewPlaylists->tabPlaylists->currentPlayList();
p->insertMedias(-1, { QMediaContent(QUrl::fromLocalFile(track.data(Miam::DF_URI).toString())) });
this->clear();
}
void MyPlayer::setCurrentIndex(int index)
{
this->currentindex = index;
this->player.setMedia(QMediaContent(list[currentList][index]));
}
