private void OnPageInfo(TeletextPageEntry entry)
        {
            lock (syncLock)
            {
                if (!pageEntries.ContainsKey(entry.page))
                {
                    pageEntries.Add(entry.page, entry);
                    if (currentOption != null && currentOption.isAuto)
                    {
                        SubtitleOption prefered = CheckForPreferedLanguage();
                        if (prefered != null)
                        {
                            currentOption.bitmapIndex = prefered.bitmapIndex;
                            currentOption.entry       = prefered.entry;
                            currentOption.language    = prefered.language;
                            currentOption.type        = prefered.type;
                            Log.Debug("Auto-selection of " + currentOption);
                        }
                        else
                        {
                            currentOption.type     = SubtitleType.None;
                            currentOption.language = "None";
                        }

                        if (subRender != null)
                        {
                            subRender.SetSubtitleOption(currentOption);
                        }

                        // we cannot update the bitmap sub stream here
                    }
                }
            }
        }
예제 #2
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 public TeletextPageEntry(TeletextPageEntry e)
 {
     page     = e.page;
     encoding = e.encoding;
     language = String.Copy(e.language);
 }
예제 #3
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    private void OnPageInfo(TeletextPageEntry entry)
    {
      lock (syncLock)
      {
        if (!pageEntries.ContainsKey(entry.page))
        {
          pageEntries.Add(entry.page, entry);
          if (currentOption != null && currentOption.isAuto)
          {
            SubtitleOption prefered = CheckForPreferedLanguage();
            if (prefered != null)
            {
              currentOption.bitmapIndex = prefered.bitmapIndex;
              currentOption.entry = prefered.entry;
              currentOption.language = prefered.language;
              currentOption.type = prefered.type;
              Log.Debug("Auto-selection of " + currentOption);
            }
            else
            {
              currentOption.type = SubtitleType.None;
              currentOption.language = "None";
            }

            if (subRender != null)
            {
              subRender.SetSubtitleOption(currentOption);
            }

            // we cannot update the bitmap sub stream here
          }
        }
      }
    }
예제 #4
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 public TeletextPageEntry(TeletextPageEntry e)
 {
   page = e.page;
   encoding = e.encoding;
   language = String.Copy(e.language);
 }
예제 #5
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    public void EndPage()
    {
      if (pageNumInProgress == -1)
      {
        return; // no page in progress
      }
      else if ((pageNumInProgress < 0 || pageNumInProgress >= 966))
      {
        Log.Debug("DANGER DANGER!, endpage with pageNumInProgress = %i", pageNumInProgress);
        return;
      }

      Log.Debug("Finished Page {0}", pageNumInProgress);
      //bool hasContent = false;

      for (int i = 0; i < 25; i++)
      {
        bool boxed = false;
        byte[] lineContent = GetLine(i);

        for (int j = 0; j < 40; j++)
        {
          // Remove spacing attributes ( see 12.2 of the draft)
          // FIXME: Some subtitles will have the attributed 'double height'
          // and therefore have an empty line between subs.

          // ís this content a space attribute?
          if (MSB3_NP(lineContent[j]) == 0)
          {
            if (LSB4(lineContent[j]) == SPACE_ATTRIB_BOX_START)
            {
              //LogDebug("BS - boxed is true");
              boxed = true;
              //hasContent = true;
            }
            else if (LSB4(lineContent[j]) == SPACE_ATTRIB_BOX_END)
            {
              //LogDebug("BE - boxed is false");
              boxed = false;
            }
            // remove spacing attribute
            lineContent[j] = TELETEXT_BLANK;
          }
          else if (!boxed)
          {
            // if we are not in boxed mode,
            // we dont want to keep the content
            lineContent[j] = TELETEXT_BLANK;
            assert(!boxed, "EndPage: Boxed not set as expected");
          }
        }
        SetLine(i, lineContent);
      }


      /*if(!hasContent) {
		        Log.Debug("(BLANK PAGE)");
	        }*/

      byte[] byte_text = new byte[TELETEXT_WIDTH * TELETEXT_LINES];
      Array.Copy(pageContent, byte_text, TELETEXT_LINES * TELETEXT_WIDTH);
      char[] text = TextConversion.Convert(language, byte_text);

      LineContent[] lc = new LineContent[TELETEXT_LINES];

      string realLang = "";

      lock (langInfo)
      {
        string langInfoInPgrs = null;
        if (langInfo.TryGetValue(pageNumInProgress, out langInfoInPgrs))
        {
          realLang = langInfoInPgrs;
        }
      }

      for (int line = 0; line < TELETEXT_LINES; line++)
      {
        StringBuilder lineBuilder = new StringBuilder();
        for (int c = 0; c < TELETEXT_WIDTH; c++)
        {
          lineBuilder.Append((char)text[line * TELETEXT_WIDTH + c]);
        }
        lc[line] = new LineContent();
        if (realLang != "")
        {
          lc[line].line = TextConversion.ConvertLineLangSpecific(realLang, lineBuilder.ToString());
        }
        else
        {
          lc[line].line = lineBuilder.ToString();
        }
        lc[line].doubleHeight = true;
      }

      StringBuilder textBuilder = new StringBuilder();
      for (int i = 0; i < text.Length; i++)
      {
        //sbuf.Append((char)text[i]);
        textBuilder.Append((char)text[i]);

        //sbuf.Append("" + ((int)pageContent[i]) + " ");
        if (((i + 1) % 40) == 0)
        {
          textBuilder.Append('\n');
        }
      }

      // prepare subtitle
      TEXT_SUBTITLE sub = new TEXT_SUBTITLE();
      sub.encoding = language;
      sub.page = pageNumInProgress;

      sub.language = realLang;

      sub.text = textBuilder.ToString();
      sub.lc = lc;
      sub.timeOut = ulong.MaxValue; // never timeout (will be replaced by other page)
      sub.timeStamp = presentTime;
      assert(sub.text != null, "Sub.text == null!");

      if (owner.SubPageInfoCallback != null)
      {
        TeletextPageEntry pageEntry = new TeletextPageEntry();
        pageEntry.language = String.Copy(sub.language);
        pageEntry.encoding = (TeletextCharTable)sub.encoding;
        pageEntry.page = sub.page;

        owner.SubPageInfoCallback(pageEntry);
      }

      owner.SubtitleRender.OnTextSubtitle(ref sub);
      pageNumInProgress = -1;
    }
        public void EndPage()
        {
            if (pageNumInProgress == -1)
            {
                return; // no page in progress
            }
            else if ((pageNumInProgress < 0 || pageNumInProgress >= 966))
            {
                Log.Debug("DANGER DANGER!, endpage with pageNumInProgress = %i", pageNumInProgress);
                return;
            }

            Log.Debug("Finished Page {0}", pageNumInProgress);
            //bool hasContent = false;

            for (int i = 0; i < 25; i++)
            {
                bool   boxed       = false;
                byte[] lineContent = GetLine(i);

                for (int j = 0; j < 40; j++)
                {
                    // Remove spacing attributes ( see 12.2 of the draft)
                    // FIXME: Some subtitles will have the attributed 'double height'
                    // and therefore have an empty line between subs.

                    // ís this content a space attribute?
                    if (MSB3_NP(lineContent[j]) == 0)
                    {
                        if (LSB4(lineContent[j]) == SPACE_ATTRIB_BOX_START)
                        {
                            //LogDebug("BS - boxed is true");
                            boxed = true;
                            //hasContent = true;
                        }
                        else if (LSB4(lineContent[j]) == SPACE_ATTRIB_BOX_END)
                        {
                            //LogDebug("BE - boxed is false");
                            boxed = false;
                        }
                        // remove spacing attribute
                        lineContent[j] = TELETEXT_BLANK;
                    }
                    else if (!boxed)
                    {
                        // if we are not in boxed mode,
                        // we dont want to keep the content
                        lineContent[j] = TELETEXT_BLANK;
                        assert(!boxed, "EndPage: Boxed not set as expected");
                    }
                }
                SetLine(i, lineContent);
            }


            /*if(!hasContent) {
             *                Log.Debug("(BLANK PAGE)");
             *        }*/

            byte[] byte_text = new byte[TELETEXT_WIDTH * TELETEXT_LINES];
            Array.Copy(pageContent, byte_text, TELETEXT_LINES * TELETEXT_WIDTH);
            char[] text = TextConversion.Convert(language, byte_text);

            LineContent[] lc = new LineContent[TELETEXT_LINES];

            string realLang = "";

            lock (langInfo)
            {
                string langInfoInPgrs = null;
                if (langInfo.TryGetValue(pageNumInProgress, out langInfoInPgrs))
                {
                    realLang = langInfoInPgrs;
                }
            }

            for (int line = 0; line < TELETEXT_LINES; line++)
            {
                StringBuilder lineBuilder = new StringBuilder();
                for (int c = 0; c < TELETEXT_WIDTH; c++)
                {
                    lineBuilder.Append((char)text[line * TELETEXT_WIDTH + c]);
                }
                lc[line] = new LineContent();
                if (realLang != "")
                {
                    lc[line].line = TextConversion.ConvertLineLangSpecific(realLang, lineBuilder.ToString());
                }
                else
                {
                    lc[line].line = lineBuilder.ToString();
                }
                lc[line].doubleHeight = true;
            }

            StringBuilder textBuilder = new StringBuilder();

            for (int i = 0; i < text.Length; i++)
            {
                //sbuf.Append((char)text[i]);
                textBuilder.Append((char)text[i]);

                //sbuf.Append("" + ((int)pageContent[i]) + " ");
                if (((i + 1) % 40) == 0)
                {
                    textBuilder.Append('\n');
                }
            }

            // prepare subtitle
            TEXT_SUBTITLE sub = new TEXT_SUBTITLE();

            sub.encoding = language;
            sub.page     = pageNumInProgress;

            sub.language = realLang;

            sub.text      = textBuilder.ToString();
            sub.lc        = lc;
            sub.timeOut   = ulong.MaxValue; // never timeout (will be replaced by other page)
            sub.timeStamp = presentTime;
            assert(sub.text != null, "Sub.text == null!");

            if (owner.SubPageInfoCallback != null)
            {
                TeletextPageEntry pageEntry = new TeletextPageEntry();
                pageEntry.language = String.Copy(sub.language);
                pageEntry.encoding = (TeletextCharTable)sub.encoding;
                pageEntry.page     = sub.page;

                owner.SubPageInfoCallback(pageEntry);
            }

            owner.SubtitleRender.OnTextSubtitle(ref sub);
            pageNumInProgress = -1;
        }