#include <lib/dvb/idemux.h>
#include <lib/gdi/gpixmap.h>
-/*
- This is a very simple en300 706 telext decoder.
-
- It can only decode a single page at a time, thus it's only used
- for subtitles.
-
- */
+// Try to map teletext characters into ISO-8859-1 charset
+// Use similar looking or similar meaning characters when possible.
+
+// G0 and G2 national option table
+// see table 33 in ETSI EN 300 706
+// use it with (triplet 1 bits 14-11)*(ctrl bits C12-14)
+
+unsigned char LatinNationalOptionSubsetsLookup[16*8] =
+{
+ 1, 4, 11, 5, 3, 8, 0, 1,
+ 7, 4, 11, 5, 3, 1, 0, 1,
+ 1, 4, 11, 5, 3, 8, 12, 1,
+ 1, 1, 1, 1, 1, 10, 1, 9,
+ 1, 4, 2, 6, 1, 1, 0, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 1, 1, 12, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 3, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 1, 1, 1, 1, // reserved
+ 1, 1, 1, 1, 1, 1, 1, 1 // reserved
+};
+
+unsigned char LatinNationalReplaceMap[128] =
+{
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 5, 6, 7, 8,
+ 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 11, 12, 13, 0
+};
+
+// latin national option subsets
+// see table 36 in ETSI EN 300 706
+
+unsigned char LatinNationalOptionSubsets[13*14] = {
+ 0, '#', 'u', 'c', 't', 'z', 'ý', 'í', 'r', 'é', 'á', 'e', 'ú', 's', // Slovak/Czech
+ 0, '£', '$', '@', '-', '½', '-', '|', '#', '-', '¼', '#', '¾', '÷', // English
+ 0, '#', 'õ', 'S', 'Ä', 'Ö', 'Z', 'Ü', 'Õ', 's', 'ä', 'ö', 'z', 'ü', // Estonian
+ 0, 'é', 'ï', 'à', 'ë', 'ê', 'ù', 'î', '#', 'è', 'â', 'ô', 'û', 'ç', // French
+ 0, '#', '$', '§', 'Ä', 'Ö', 'Ü', '^', '_', 'º', 'ä', 'ö', 'ü', 'ß', // German
+ 0, '£', '$', 'é', 'º', 'ç', '-', '|', '#', 'ù', 'à', 'ò', 'è', 'ì', // Italian
+ 0, '#', '$', 'S', 'e', 'e', 'Z', 'c', 'u', 's', 'a', 'u', 'z', 'i', // Lithuanian/Lettish
+ 0, '#', 'n', 'a', 'Z', 'S', 'L', 'c', 'ó', 'e', 'z', 's', 'l', 'z', // Polish
+ 0, 'ç', '$', 'i', 'á', 'é', 'í', 'ó', 'ú', '¿', 'ü', 'ñ', 'è', 'à', // Spanish/Portuguese
+ 0, '#', '¤', 'T', 'Â', 'S', 'A', 'Î', 'i', 't', 'â', 's', 'a', 'î', // Rumanian
+ 0, '#', 'Ë', 'C', 'C', 'Z', 'D', 'S', 'ë', 'c', 'c', 'z', 'd', 's', // Slovenian/Serbian/Croation
+ 0, '#', '¤', 'É', 'Ä', 'Ö', 'Å', 'Ü', '_', 'é', 'ä', 'ö', 'å', 'ü', // Finnish/Hungarian/Swedish
+ 0, 'T', 'g', 'I', 'S', 'Ö', 'Ç', 'Ü', 'G', 'i', 's', 'ö', 'ç', 'ü' // Turkish
+};
+
+unsigned char MapTeletextG0Latin1Char(int Gtriplet, int NatOpts, unsigned char inchar)
+{
+ int num = LatinNationalOptionSubsetsLookup[(Gtriplet&0xf)*(NatOpts&0x7)];
+ unsigned char c = inchar&0x7f;
+ unsigned char cc = LatinNationalReplaceMap[c];
+ if(cc)
+ return LatinNationalOptionSubsets[num*cc];
+ else
+ return c;
+}
+// This is a very simple en300 706 telext decoder.
+// It can only decode a single page at a time, thus it's only used
+// for subtitles.
+
DEFINE_REF(eDVBTeletextParser);
/* we asumme error free transmission! */
break;
}
+ if (data_unit_id != 0x03)
+ {
+ /* eDebug("non subtitle data unit id %d", data_unit_id); */
+ break;
+ }
+
unsigned char line_offset = *p++; len--;
unsigned char framing_code = *p++; len--;
// eDebug("add subtitle string: %s, col %d", string.c_str(), color);
int force_cell = 0;
-
+
if (string.substr(0, 2) == "- ")
{
string = string.substr(2);
force_cell = 1;
}
+ int len = string.length();
+ int idx = 0;
+
+ while (idx < len)
+ {
+ if (string[idx] >= 0x20)
+ string[idx] = MapTeletextG0Latin1Char(0, (m_C >> 11), string[idx]);
+ ++idx;
+ }
+
// eDebug("color %d, m_subtitle_color %d", color, m_subtitle_color);
gRGB rgbcol((color & 1) ? 255 : 128, (color & 2) ? 255 : 128, (color & 4) ? 255 : 128);
if ((color != m_subtitle_color || force_cell) && !m_subtitle_text.empty() && ((color == -2) || !string.empty()))
#include <lib/gui/esubtitle.h>
#include <lib/gdi/grc.h>
+#include <lib/base/estring.h>
/*
ok, here's much room for improvements.
CONNECT(m_hide_subtitles_timer.timeout, eSubtitleWidget::clearPage);
}
+#define startX 50
void eSubtitleWidget::setPage(const eDVBTeletextSubtitlePage &p)
{
m_page = p;
m_page_ok = 1;
- m_hide_subtitles_timer.start(5000, true);
- invalidate(); // FIXME
+ invalidate(m_visible_region); // invalidate old visible regions
+ m_visible_region.rects.clear();
+
+ int elements = m_page.m_elements.size();
+ if (elements)
+ {
+ int startY = elements > 1
+ ? size().height() / 2
+ : size().height() / 3 * 2;
+ int width = size().width() - startX * 2;
+ int height = size().height() - startY;
+ int size_per_element = height / (elements ? elements : 1);
+ for (int i=0; i<elements; ++i)
+ {
+ eRect &area = m_page.m_elements[i].m_area;
+ area.setLeft(startX);
+ area.setTop(size_per_element * i + startY);
+ area.setWidth(width);
+ area.setHeight(size_per_element);
+ m_visible_region.rects.push_back(area);
+ }
+ }
+ m_hide_subtitles_timer.start(7500, true);
+ invalidate(m_visible_region); // invalidate new regions
}
void eSubtitleWidget::setPage(const eDVBSubtitlePage &p)
for (std::list<eDVBSubtitleRegion>::iterator it(m_dvb_page.m_regions.begin()); it != m_dvb_page.m_regions.end(); ++it)
m_visible_region.rects.push_back(eRect(it->m_position, it->m_pixmap->size()));
m_dvb_page_ok = 1;
- m_hide_subtitles_timer.start(5000, true);
+ m_hide_subtitles_timer.start(7500, true);
invalidate(m_visible_region); // invalidate new regions
}
getStyle(style);
eWidget::event(event, data, data2);
- ePtr<gFont> font = new gFont("Regular", 30);
+ ePtr<gFont> font = new gFont("Regular", 38);
painter.setFont(font);
-/* if (!m_page_ok && !m_dvb_page_ok)
- painter.renderText(eRect(ePoint(0, 0), size()), "waiting for subtitles...", gPainter::RT_WRAP);
- else */if (m_page_ok)
+ if (m_page_ok)
{
int elements = m_page.m_elements.size();
- int height = size().height();
- int size_per_element = height / (elements ? elements : 1);
for (int i=0; i<elements; ++i)
{
+ eDVBTeletextSubtitlePageElement &element = m_page.m_elements[i];
+ eRect &area = element.m_area;
+ eRect shadow = area;
+ shadow.moveBy(3,3);
+ std::string text = convertLatin1UTF8(element.m_text);
painter.setForegroundColor(gRGB(0,0,0));
- painter.renderText(eRect(2, size_per_element * i + 2, size().width(), size_per_element), m_page.m_elements[i].m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
- painter.setForegroundColor(m_page.m_elements[i].m_color);
- painter.renderText(eRect(0, size_per_element * i, size().width(), size_per_element), m_page.m_elements[i].m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
+ painter.renderText(shadow, text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
+ painter.setForegroundColor(element.m_color);
+ painter.renderText(area, text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
}
}
else if (m_dvb_page_ok)