support for renderer

[enigma2.git] / lib / service / servicedvb.cpp

diff --git a/lib/service/servicedvb.cpp b/lib/service/servicedvb.cpp
index f67ea96b65827f8c17b05bf3186945d3f7acff22..3b111510102b7fa6e217f80c14bcd0ea4e5c9295 100644 (file)
--- a/lib/service/servicedvb.cpp
+++ b/lib/service/servicedvb.cpp
@@ -27,7 +27,7 @@
 
 #include <dvbsi++/event_information_section.h>
 
-// #define INTERNAL_TELETEXT
+#define INTERNAL_TELETEXT
 
 #ifndef BYTE_ORDER
 #error no byte order defined!
@@ -646,6 +646,8 @@ eDVBServicePlay::eDVBServicePlay(const eServiceReference &ref, eDVBService *serv
        m_cutlist_enabled = 1;
        
        m_subtitle_widget = 0;
+       
+       CONNECT(m_subtitle_sync_timer.timeout, eDVBServicePlay::checkSubtitleTiming);
 }
 
 eDVBServicePlay::~eDVBServicePlay()
@@ -1896,9 +1898,50 @@ PyObject *eDVBServicePlay::getSubtitleList()
 
 void eDVBServicePlay::newSubtitlePage(const eDVBTeletextSubtitlePage &page)
 {
-       eDebug("new subtitle page received!");
        if (m_subtitle_widget)
-               m_subtitle_widget->addPage(page);
+       {
+               m_subtitle_pages.push_back(page);
+               
+               checkSubtitleTiming();
+       }
+}
+
+void eDVBServicePlay::checkSubtitleTiming()
+{
+       while (1)
+       {
+               if (m_subtitle_pages.empty())
+                       return;
+       
+               eDVBTeletextSubtitlePage p = m_subtitle_pages.front();
+       
+               pts_t pos = 0;
+       
+               if (m_decoder)
+                       m_decoder->getPTS(0, pos);
+       
+               int diff = p.m_pts - pos;
+               if (diff < 0)
+               {
+                       eDebug("[late (%d ms)]", -diff / 90);
+                       diff = 0;
+               }
+               if (diff > 900000)
+               {
+                       eDebug("[invalid]");
+                       diff = 0;
+               }
+       
+               if (!diff)
+               {
+                       m_subtitle_widget->setPage(p);
+                       m_subtitle_pages.pop_front();
+               } else
+               {
+                       m_subtitle_sync_timer.start(diff / 90, 1);
+                       break;
+               }
+       }
 }
 
 DEFINE_REF(eDVBServicePlay)