C++ CFileItem::GetThumbnailImage方法代码示例

bool CThumbLoader::CheckAndCacheThumb(CFileItem &item)
{
  if (item.HasThumbnail() && !g_TextureManager.CanLoad(item.GetThumbnailImage()))
  {
    CStdString thumb = CTextureCache::Get().CheckAndCacheImage(item.GetThumbnailImage());
    item.SetThumbnailImage(thumb);
    return !thumb.IsEmpty();
  }
  return false;
}

void CGUIWindowVisualisation::ShowOSD()
{
  CGUIDialogBoxeeMusicCtx* pDlgInfo = (CGUIDialogBoxeeMusicCtx*)g_windowManager.GetWindow(WINDOW_DIALOG_BOXEE_MUSIC_CTX);
  CPlayList& pl = g_playlistPlayer.GetPlaylist(g_playlistPlayer.GetCurrentPlaylist());
  int nSong = g_playlistPlayer.GetCurrentSong();
  CFileItem *pItem = NULL;
  if ( nSong < pl.size() && nSong >= 0)
    pItem = pl[nSong].get();

  if (pItem == NULL)
    pItem = &g_application.CurrentFileItem();

  if (pDlgInfo && pItem )
  {
    if (pItem->GetThumbnailImage().IsEmpty())
      pItem->SetThumbnailImage(g_infoManager.GetImage(MUSICPLAYER_COVER,0));
    pDlgInfo->SetItem(*pItem);
    pDlgInfo->DoModal();
  }
  g_infoManager.SetShowInfo(false);
}

int CMusicInfoScanner::RetrieveMusicInfo(CFileItemList& items, const CStdString& strDirectory)
{
  CSongMap songsMap;

  // get all information for all files in current directory from database, and remove them
  if (m_musicDatabase.RemoveSongsFromPath(strDirectory, songsMap))
    m_needsCleanup = true;

  VECSONGS songsToAdd;
  // for every file found, but skip folder
  for (int i = 0; i < items.Size(); ++i)
  {
    CFileItem* pItem = items[i];
    CStdString strExtension;
    CUtil::GetExtension(pItem->m_strPath, strExtension);

    if (m_bStop)
      return 0;

    // dont try reading id3tags for folders, playlists or shoutcast streams
    if (!pItem->m_bIsFolder && !pItem->IsPlayList() && !pItem->IsShoutCast() && !pItem->IsPicture())
    {
      m_currentItem++;
//      CLog::Log(LOGDEBUG, "%s - Reading tag for: %s", __FUNCTION__, pItem->m_strPath.c_str());

      // grab info from the song
      CSong *dbSong = songsMap.Find(pItem->m_strPath);

      CMusicInfoTag& tag = *pItem->GetMusicInfoTag();
      if (!tag.Loaded() )
      { // read the tag from a file
        auto_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(pItem->m_strPath));
        if (NULL != pLoader.get())
          pLoader->Load(pItem->m_strPath, tag);
      }

      // if we have the itemcount, notify our
      // observer with the progress we made
      if (m_pObserver && m_itemCount>0)
        m_pObserver->OnSetProgress(m_currentItem, m_itemCount);

      if (tag.Loaded())
      {
        CSong song(tag);
        song.iStartOffset = pItem->m_lStartOffset;
        song.iEndOffset = pItem->m_lEndOffset;
        if (dbSong)
        { // keep the db-only fields intact on rescan...
          song.iTimesPlayed = dbSong->iTimesPlayed;
          song.lastPlayed = dbSong->lastPlayed;
          if (song.rating == '0') song.rating = dbSong->rating;
        }
        pItem->SetMusicThumb();
        song.strThumb = pItem->GetThumbnailImage();
        songsToAdd.push_back(song);
//        CLog::Log(LOGDEBUG, "%s - Tag loaded for: %s", __FUNCTION__, spItem->m_strPath.c_str());
      }
      else
        CLog::Log(LOGDEBUG, "%s - No tag found for: %s", __FUNCTION__, pItem->m_strPath.c_str());
    }
  }

  CheckForVariousArtists(songsToAdd);
  if (!items.HasThumbnail())
    UpdateFolderThumb(songsToAdd, items.m_strPath);

  // finally, add these to the database
  for (unsigned int i = 0; i < songsToAdd.size(); ++i)
  {
    if (m_bStop) return i;
    CSong &song = songsToAdd[i];
    m_musicDatabase.AddSong(song, false);
    if (!m_bStop && g_guiSettings.GetBool("musiclibrary.autoartistinfo"))
    {
      long iArtist = m_musicDatabase.GetArtistByName(song.strArtist);
      CStdString strPath;
      strPath.Format("musicdb://2/%u/",iArtist);
      if (find(m_artistsScanned.begin(),m_artistsScanned.end(),iArtist) == m_artistsScanned.end())
        if (DownloadArtistInfo(strPath,song.strArtist))
          m_artistsScanned.push_back(iArtist);

      if (m_pObserver)
        m_pObserver->OnStateChanged(READING_MUSIC_INFO);
    }
    if (!m_bStop && g_guiSettings.GetBool("musiclibrary.autoalbuminfo"))
    {
      long iAlbum = m_musicDatabase.GetAlbumByName(song.strAlbum,song.strArtist);
      CStdString strPath;
      strPath.Format("musicdb://3/%u/",iAlbum);
      
      CMusicAlbumInfo albumInfo;
      bool bCanceled;
      if (find(m_albumsScanned.begin(),m_albumsScanned.end(),iAlbum) == m_albumsScanned.end())
        if (DownloadAlbumInfo(strPath,song.strArtist,song.strAlbum,bCanceled,albumInfo))
          m_albumsScanned.push_back(iAlbum);

      if (m_pObserver)
        m_pObserver->OnStateChanged(READING_MUSIC_INFO);
    }
  }
//.........这里部分代码省略.........

bool CGUIWindowVideoNav::GetDirectory(const CStdString &strDirectory, CFileItemList &items)
{
  if (m_bDisplayEmptyDatabaseMessage)
    return true;

  CFileItem directory(strDirectory, true);

  if (m_thumbLoader.IsLoading())
    m_thumbLoader.StopThread();

  m_rootDir.SetCacheDirectory(DIR_CACHE_NEVER);
  items.ClearProperties();

  bool bResult = CGUIWindowVideoBase::GetDirectory(strDirectory, items);
  if (bResult)
  {
    if (items.IsVideoDb())
    {
      XFILE::CVideoDatabaseDirectory dir;
      CQueryParams params;
      dir.GetQueryParams(items.m_strPath,params);
      VIDEODATABASEDIRECTORY::NODE_TYPE node = dir.GetDirectoryChildType(items.m_strPath);

      items.SetThumbnailImage("");
      if (node == VIDEODATABASEDIRECTORY::NODE_TYPE_EPISODES ||
          node == NODE_TYPE_SEASONS                          ||
          node == NODE_TYPE_RECENTLY_ADDED_EPISODES)
      {
        CLog::Log(LOGDEBUG, "WindowVideoNav::GetDirectory");
        // grab the show thumb
        CFileItem showItem;
        m_database.GetFilePathById(params.GetTvShowId(),showItem.m_strPath,VIDEODB_CONTENT_TVSHOWS);
        showItem.SetVideoThumb();
        items.SetProperty("tvshowthumb", showItem.GetThumbnailImage());
        // Grab fanart data
        CVideoInfoTag details;
        m_database.GetTvShowInfo(showItem.m_strPath, details, params.GetTvShowId());
        items.SetProperty("fanart_color1", details.m_fanart.GetColor(0));
        items.SetProperty("fanart_color2", details.m_fanart.GetColor(1));
        items.SetProperty("fanart_color3", details.m_fanart.GetColor(2));
        if (showItem.CacheLocalFanart())
          items.SetProperty("fanart_image", showItem.GetCachedFanart());

        // save the show description (showplot)
        items.SetProperty("showplot", details.m_strPlot);

        // set the season thumb
        CStdString strLabel;
        if (params.GetSeason() == 0)
          strLabel = g_localizeStrings.Get(20381);
        else
          strLabel.Format(g_localizeStrings.Get(20358), params.GetSeason());

        CFileItem item(strLabel);
        CUtil::GetParentPath(items.m_strPath,item.m_strPath);
        item.m_bIsFolder = true;
        item.SetCachedSeasonThumb();
        if (item.HasThumbnail())
          items.SetProperty("seasonthumb",item.GetThumbnailImage());

        // the container folder thumb is the parent (i.e. season or show)
        if (node == NODE_TYPE_EPISODES || node == NODE_TYPE_RECENTLY_ADDED_EPISODES)
        {
          items.SetContent("episodes");
          // grab the season thumb as the folder thumb
          CStdString strLabel;
          CStdString strPath;
          if (params.GetSeason() == -1 && items.Size() > 0)
          {
            CQueryParams params2;
            dir.GetQueryParams(items[0]->m_strPath,params2);
            strLabel.Format(g_localizeStrings.Get(20358), params2.GetSeason());
            CUtil::GetParentPath(items.m_strPath,strPath);
          }
          else
          {
            if (params.GetSeason() == 0)
              strLabel = g_localizeStrings.Get(20381);
            else
              strLabel.Format(g_localizeStrings.Get(20358), params.GetSeason());
            strPath = items.m_strPath;
          }

          CFileItem item(strLabel);
          item.m_strPath = strPath;
          item.m_bIsFolder = true;
          item.GetVideoInfoTag()->m_strPath = showItem.m_strPath;
          item.SetCachedSeasonThumb();

          items.SetThumbnailImage(item.GetThumbnailImage());
          items.SetProperty("seasonthumb",item.GetThumbnailImage());
        }
        else
        {
          items.SetContent("seasons");
          items.SetThumbnailImage(showItem.GetThumbnailImage());
        }
      }
      else if (node == NODE_TYPE_TITLE_MOVIES ||
               node == NODE_TYPE_RECENTLY_ADDED_MOVIES)
//.........这里部分代码省略.........