Impala Documentation

Stream::RgbDataSrc* Impala::Core::VideoSet::VideoSet::GetVideoInLowResolution	(	int	fileId,
		bool	silent = `false`
	)			`[inline]`

Definition at line 100 of file VideoSet.h.

References Impala::Core::Stream::RgbDataSrcFactory::ConstructWindow(), Impala::FileNameConcat(), Impala::Core::Database::RawDataSet::GetAsPath(), Impala::CmdOptions::GetInstance(), Impala::Core::Database::RawDataSet::GetLocator(), Impala::Persistency::File::GetPath(), Impala::CmdOptions::GetString(), ILOG_ERROR, Impala::Core::Stream::RgbDataSrcFactory::Instance(), Impala::Core::Database::RawDataSet::mDb, and Impala::Core::Database::RawDataSet::NrFiles().

Referenced by Impala::Visualization::SegmentationDocumentGuiAnno::GetCurrentVideo(), and Impala::Visualization::AllFramesTLineVideo::HandleNewVideo().

00101     {
00102         if ((fileId < 0) || (fileId >= NrFiles()))
00103             return 0;
00104 
00105         String path = FileNameConcat("Frames", GetAsPath(fileId)) +
00106                                      "/" + "images_jpg.raw";
00107 #ifdef USE_IFILE
00108         path = "localfile:" + path;
00109 #endif
00110         CmdOptions&  options    = CmdOptions::GetInstance();
00111         String       srcWndStr  = options.GetString("srcWindow");
00112 
00113         Stream::RgbDataSrcFactory& factory = Stream::RgbDataSrcFactory::Instance();
00114 
00115 #ifndef REPOSITORY_USED // Here comes the deprecated stuff
00116         Stream::RgbDataSrc* src =
00117             factory.ConstructWindow(path, "raw", srcWndStr, mDb);
00118 #else // REPOSITORY_USED
00119         // need to resolve the path for LavcProtocol
00120         typedef Persistency::RepositoryInFileSystem FS;
00121         Persistency::File file =
00122             FS::GetInstance().GetFile(GetLocator(), "", path, false, silent);
00123         Persistency::RgbDataSrcLocator loc(GetLocator(), file.GetPath());
00124         Stream::RgbDataSrc* src = factory.ConstructWindow(loc, "raw", srcWndStr);
00125 #endif // REPOSITORY_USED
00126 
00127         if (!src || !src->Valid())
00128         {
00129             if (!silent)
00130                 ILOG_ERROR("Failed at initializing low res video data source");
00131             if (src)
00132                 delete src;
00133             return 0;
00134         }
00135 
00136         return src;
00137     }

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