DTC::LiveStreamInfo *Content::AddRecordingLiveStream( int nChanId, const QDateTime &dtStartTime, int nMaxSegments, int nWidth, int nHeight, int nBitrate, int nAudioBitrate, int nSampleRate ) { if (!dtStartTime.isValid()) throw( "StartTime is invalid" ); // ------------------------------------------------------------------ // Read Recording From Database // ------------------------------------------------------------------ ProgramInfo pginfo( (uint)nChanId, dtStartTime ); if (!pginfo.GetChanID()) { LOG( VB_UPNP, LOG_ERR, QString("AddRecordingLiveStream - for %1, %2 failed") .arg( nChanId ) .arg( dtStartTime.toString() )); return NULL; } if ( pginfo.GetHostname().toLower() != gCoreContext->GetHostName().toLower()) { // We only handle requests for local resources QString sMsg = QString("GetRecording: Wrong Host '%1' request from '%2'.") .arg( gCoreContext->GetHostName()) .arg( pginfo.GetHostname() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( pginfo.GetHostname() ); } QString sFileName( GetPlaybackURL(&pginfo) ); // ---------------------------------------------------------------------- // check to see if the file exists // ---------------------------------------------------------------------- if (!QFile::exists( sFileName )) { LOG( VB_UPNP, LOG_ERR, QString("AddRecordingLiveStream - for %1, %2 failed") .arg( nChanId ) .arg( dtStartTime.toString() )); return NULL; } QFileInfo fInfo( sFileName ); return AddLiveStream( pginfo.GetStorageGroup(), fInfo.fileName(), pginfo.GetHostname(), nMaxSegments, nWidth, nHeight, nBitrate, nAudioBitrate, nSampleRate ); }
DTC::LiveStreamInfo *Content::AddVideoLiveStream( int nId, int nMaxSegments, int nWidth, int nHeight, int nBitrate, int nAudioBitrate, int nSampleRate ) { if (nId < 0) throw( "Id is invalid" ); VideoMetadataListManager::VideoMetadataPtr metadata = VideoMetadataListManager::loadOneFromDatabase(nId); if (!metadata) { LOG( VB_UPNP, LOG_ERR, QString("AddVideoLiveStream - no metadata for %1") .arg( nId )); return NULL; } if ( metadata->GetHost().toLower() != gCoreContext->GetHostName().toLower()) { // We only handle requests for local resources QString sMsg = QString("AddVideoLiveStream: Wrong Host '%1' request from '%2'.") .arg( gCoreContext->GetHostName()) .arg( metadata->GetHost() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( metadata->GetHost() ); } StorageGroup sg("Videos", metadata->GetHost()); QString sFileName = sg.FindFile(metadata->GetFilename()); // ---------------------------------------------------------------------- // check to see if the file exists // ---------------------------------------------------------------------- if (!QFile::exists( sFileName )) { LOG( VB_UPNP, LOG_ERR, QString("AddVideoLiveStream - file does not exist.")); return NULL; } return AddLiveStream( "Videos", metadata->GetFilename(), metadata->GetHost(), nMaxSegments, nWidth, nHeight, nBitrate, nAudioBitrate, nSampleRate ); }
QFileInfo Content::GetRecording( int nRecordedId, int nChanId, const QDateTime &recstarttsRaw ) { if ((nRecordedId <= 0) && (nChanId <= 0 || !recstarttsRaw.isValid())) throw QString("Recorded ID or Channel ID and StartTime appears invalid."); // ------------------------------------------------------------------ // Read Recording From Database // ------------------------------------------------------------------ // TODO Should use RecordingInfo ProgramInfo pginfo; if (nRecordedId > 0) pginfo = ProgramInfo(nRecordedId); else pginfo = ProgramInfo(nChanId, recstarttsRaw.toUTC()); if (!pginfo.GetChanID()) { LOG(VB_UPNP, LOG_ERR, QString("GetRecording - for '%1' failed") .arg(nRecordedId)); return QFileInfo(); } if (pginfo.GetHostname().toLower() != gCoreContext->GetHostName().toLower()) { // We only handle requests for local resources QString sMsg = QString("GetRecording: Wrong Host '%1' request from '%2'.") .arg( gCoreContext->GetHostName()) .arg( pginfo.GetHostname() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( pginfo.GetHostname() ); } QString sFileName( GetPlaybackURL(&pginfo) ); // ---------------------------------------------------------------------- // check to see if the file exists // ---------------------------------------------------------------------- if (QFile::exists( sFileName )) return QFileInfo( sFileName ); return QFileInfo(); }
QFileInfo Content::GetRecording( int nChanId, const QDateTime &recstarttsRaw ) { if (!recstarttsRaw.isValid()) throw( "StartTime is invalid" ); // ------------------------------------------------------------------ // Read Recording From Database // ------------------------------------------------------------------ QDateTime recstartts = recstarttsRaw.toUTC(); ProgramInfo pginfo((uint)nChanId, recstartts); if (!pginfo.GetChanID()) { LOG(VB_UPNP, LOG_ERR, QString("GetRecording - for '%1' failed") .arg(ProgramInfo::MakeUniqueKey(nChanId, recstartts))); return QFileInfo(); } if (pginfo.GetHostname().toLower() != gCoreContext->GetHostName().toLower()) { // We only handle requests for local resources QString sMsg = QString("GetRecording: Wrong Host '%1' request from '%2'.") .arg( gCoreContext->GetHostName()) .arg( pginfo.GetHostname() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( pginfo.GetHostname() ); } QString sFileName( GetPlaybackURL(&pginfo) ); // ---------------------------------------------------------------------- // check to see if the file exists // ---------------------------------------------------------------------- if (QFile::exists( sFileName )) return QFileInfo( sFileName ); return QFileInfo(); }
QFileInfo Content::GetPreviewImage( int nChanId, const QDateTime &recstarttsRaw, int nWidth, int nHeight, int nSecsIn ) { if (!recstarttsRaw.isValid()) { QString sMsg = QString("GetPreviewImage: bad start time '%1'") .arg(MythDate::toString(recstarttsRaw, MythDate::ISODate)); LOG(VB_GENERAL, LOG_ERR, sMsg); throw sMsg; } QDateTime recstartts = recstarttsRaw.toUTC(); // ---------------------------------------------------------------------- // Read Recording From Database // ---------------------------------------------------------------------- ProgramInfo pginfo( (uint)nChanId, recstartts); if (!pginfo.GetChanID()) { LOG(VB_GENERAL, LOG_ERR, QString("GetPreviewImage: No recording for '%1'") .arg(ProgramInfo::MakeUniqueKey(nChanId, recstartts))); return QFileInfo(); } if (pginfo.GetHostname().toLower() != gCoreContext->GetHostName().toLower()) { QString sMsg = QString("GetPreviewImage: Wrong Host '%1' request from '%2'") .arg( gCoreContext->GetHostName()) .arg( pginfo.GetHostname() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( pginfo.GetHostname() ); } QString sFileName = GetPlaybackURL(&pginfo); // ---------------------------------------------------------------------- // check to see if default preview image is already created. // ---------------------------------------------------------------------- QString sPreviewFileName; if (nSecsIn <= 0) { nSecsIn = -1; sPreviewFileName = sFileName + ".png"; } else { sPreviewFileName = QString("%1.%2.png").arg(sFileName).arg(nSecsIn); } if (!QFile::exists( sPreviewFileName )) { // ------------------------------------------------------------------ // Must generate Preview Image, Generate Image and save. // ------------------------------------------------------------------ if (!pginfo.IsLocal() && sFileName.startsWith("/")) pginfo.SetPathname(sFileName); if (!pginfo.IsLocal()) return QFileInfo(); PreviewGenerator *previewgen = new PreviewGenerator( &pginfo, QString(), PreviewGenerator::kLocal); previewgen->SetPreviewTimeAsSeconds( nSecsIn ); previewgen->SetOutputFilename ( sPreviewFileName ); bool ok = previewgen->Run(); previewgen->deleteLater(); if (!ok) return QFileInfo(); } float fAspect = 0.0; QImage *pImage = new QImage(sPreviewFileName); if (!pImage) return QFileInfo(); if (fAspect <= 0) fAspect = (float)(pImage->width()) / pImage->height(); if (fAspect == 0) { delete pImage; return QFileInfo(); } bool bDefaultPixmap = (nWidth == 0) && (nHeight == 0); if ( nWidth == 0 ) nWidth = (int)rint(nHeight * fAspect); if ( nHeight == 0 ) nHeight = (int)rint(nWidth / fAspect); QString sNewFileName; if (bDefaultPixmap) sNewFileName = sPreviewFileName; else sNewFileName = QString( "%1.%2.%3x%4.png" ) .arg( sFileName ) .arg( nSecsIn ) .arg( nWidth ) .arg( nHeight ); // ---------------------------------------------------------------------- // check to see if scaled preview image is already created. // ---------------------------------------------------------------------- if (QFile::exists( sNewFileName )) { delete pImage; return QFileInfo( sNewFileName ); } PreviewGenerator *previewgen = new PreviewGenerator( &pginfo, QString(), PreviewGenerator::kLocal); previewgen->SetPreviewTimeAsSeconds( nSecsIn ); previewgen->SetOutputFilename ( sNewFileName ); previewgen->SetOutputSize (QSize(nWidth,nHeight)); bool ok = previewgen->Run(); previewgen->deleteLater(); if (!ok) return QFileInfo(); delete pImage; return QFileInfo( sNewFileName ); }
QFileInfo Content::GetPreviewImage( int nRecordedId, int nChanId, const QDateTime &recstarttsRaw, int nWidth, int nHeight, int nSecsIn, const QString &sFormat ) { if ((nRecordedId <= 0) && (nChanId <= 0 || !recstarttsRaw.isValid())) throw QString("Recorded ID or Channel ID and StartTime appears invalid."); if (!sFormat.isEmpty() && !QImageWriter::supportedImageFormats().contains(sFormat.toLower().toLocal8Bit())) { throw "GetPreviewImage: Specified 'Format' is not supported."; } // ---------------------------------------------------------------------- // Read Recording From Database // ---------------------------------------------------------------------- // TODO Should use RecordingInfo ProgramInfo pginfo; if (nRecordedId > 0) pginfo = ProgramInfo(nRecordedId); else pginfo = ProgramInfo(nChanId, recstarttsRaw.toUTC()); if (!pginfo.GetChanID()) { LOG(VB_GENERAL, LOG_ERR, QString("GetPreviewImage: No recording for '%1'") .arg(nRecordedId)); return QFileInfo(); } if (pginfo.GetHostname().toLower() != gCoreContext->GetHostName().toLower()) { QString sMsg = QString("GetPreviewImage: Wrong Host '%1' request from '%2'") .arg( gCoreContext->GetHostName()) .arg( pginfo.GetHostname() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( pginfo.GetHostname() ); } QString sImageFormat = sFormat; if (sImageFormat.isEmpty()) sImageFormat = "PNG"; QString sFileName = GetPlaybackURL(&pginfo); // ---------------------------------------------------------------------- // check to see if default preview image is already created. // ---------------------------------------------------------------------- QString sPreviewFileName; if (nSecsIn <= 0) { nSecsIn = -1; sPreviewFileName = QString("%1.png").arg(sFileName); } else { sPreviewFileName = QString("%1.%2.png").arg(sFileName).arg(nSecsIn); } if (!QFile::exists( sPreviewFileName )) { // ------------------------------------------------------------------ // Must generate Preview Image, Generate Image and save. // ------------------------------------------------------------------ if (!pginfo.IsLocal() && sFileName.startsWith("/")) pginfo.SetPathname(sFileName); if (!pginfo.IsLocal()) return QFileInfo(); PreviewGenerator *previewgen = new PreviewGenerator( &pginfo, QString(), PreviewGenerator::kLocal); previewgen->SetPreviewTimeAsSeconds( nSecsIn ); previewgen->SetOutputFilename ( sPreviewFileName ); bool ok = previewgen->Run(); previewgen->deleteLater(); if (!ok) return QFileInfo(); } bool bDefaultPixmap = (nWidth == 0) && (nHeight == 0); QString sNewFileName; if (bDefaultPixmap) sNewFileName = sPreviewFileName; else { sNewFileName = QString( "%1.%2.%3x%4.%5" ) .arg( sFileName ) .arg( nSecsIn ) .arg( nWidth == 0 ? -1 : nWidth ) .arg( nHeight == 0 ? -1 : nHeight ) .arg( sImageFormat.toLower() ); // ---------------------------------------------------------------------- // check to see if scaled preview image is already created and isn't // out of date // ---------------------------------------------------------------------- if (QFile::exists( sNewFileName )) { if (QFileInfo(sPreviewFileName).lastModified() <= QFileInfo(sNewFileName).lastModified()) return QFileInfo( sNewFileName ); } QImage image = QImage(sPreviewFileName); if (image.isNull()) return QFileInfo(); // We can just re-scale the default (full-size version) to avoid // a preview generator run if ( nWidth <= 0 ) image = image.scaledToHeight(nHeight, Qt::SmoothTransformation); else if ( nHeight <= 0 ) image = image.scaledToWidth(nWidth, Qt::SmoothTransformation); else image = image.scaled(nWidth, nHeight, Qt::IgnoreAspectRatio, Qt::SmoothTransformation); image.save(sNewFileName, sImageFormat.toUpper().toLocal8Bit()); // Let anybody update it bool ret = makeFileAccessible(sNewFileName.toLocal8Bit().constData()); if (!ret) { LOG(VB_GENERAL, LOG_ERR, "Unable to change permissions on " "preview image. Backends and frontends " "running under different users will be " "unable to access it"); } } if (QFile::exists( sNewFileName )) return QFileInfo( sNewFileName ); PreviewGenerator *previewgen = new PreviewGenerator( &pginfo, QString(), PreviewGenerator::kLocal); previewgen->SetPreviewTimeAsSeconds( nSecsIn ); previewgen->SetOutputFilename ( sNewFileName ); previewgen->SetOutputSize (QSize(nWidth,nHeight)); bool ok = previewgen->Run(); previewgen->deleteLater(); if (!ok) return QFileInfo(); return QFileInfo( sNewFileName ); }
DTC::LiveStreamInfo *Content::AddRecordingLiveStream( int nRecordedId, int nChanId, const QDateTime &recstarttsRaw, int nMaxSegments, int nWidth, int nHeight, int nBitrate, int nAudioBitrate, int nSampleRate ) { if ((nRecordedId <= 0) && (nChanId <= 0 || !recstarttsRaw.isValid())) throw QString("Recorded ID or Channel ID and StartTime appears invalid."); // ------------------------------------------------------------------ // Read Recording From Database // ------------------------------------------------------------------ // TODO Should use RecordingInfo ProgramInfo pginfo; if (nRecordedId > 0) pginfo = ProgramInfo(nRecordedId); else pginfo = ProgramInfo(nChanId, recstarttsRaw.toUTC()); if (!pginfo.GetChanID()) { LOG(VB_UPNP, LOG_ERR, QString("AddRecordingLiveStream - for %1, %2 failed") .arg(QString::number(nRecordedId))); return NULL; } if (pginfo.GetHostname().toLower() != gCoreContext->GetHostName().toLower()) { // We only handle requests for local resources QString sMsg = QString("GetRecording: Wrong Host '%1' request from '%2'.") .arg( gCoreContext->GetHostName()) .arg( pginfo.GetHostname() ); LOG(VB_UPNP, LOG_ERR, sMsg); throw HttpRedirectException( pginfo.GetHostname() ); } QString sFileName( GetPlaybackURL(&pginfo) ); // ---------------------------------------------------------------------- // check to see if the file exists // ---------------------------------------------------------------------- if (!QFile::exists( sFileName )) { LOG( VB_UPNP, LOG_ERR, QString("AddRecordingLiveStream - for %1, %2 failed") .arg( nChanId ) .arg( recstarttsRaw.toUTC().toString() )); return NULL; } QFileInfo fInfo( sFileName ); return AddLiveStream( pginfo.GetStorageGroup(), fInfo.fileName(), pginfo.GetHostname(), nMaxSegments, nWidth, nHeight, nBitrate, nAudioBitrate, nSampleRate ); }