use AUDIO_GET_STC, VIDEO_GET_STC

[enigma2.git] / lib / dvb / decoder.cpp

diff --git a/lib/dvb/decoder.cpp b/lib/dvb/decoder.cpp
index 7bdb3062b97dcdd4bcfce17bc532a47300c32f08..0e6f86d31bd982017e8c85a1f35c887637a86b7a 100644 (file)
--- a/lib/dvb/decoder.cpp
+++ b/lib/dvb/decoder.cpp
@@ -1,4 +1,3 @@
-#include <config.h>
 #include <lib/base/eerror.h>
 #include <lib/dvb/decoder.h>
 #if HAVE_DVB_API_VERSION < 3 
@@ -26,6 +25,12 @@
 #include <sys/ioctl.h>
 #include <errno.h>
 
+       /* these are quite new... */
+#ifndef AUDIO_GET_PTS
+#define AUDIO_GET_PTS              _IOR('o', 19, __u64)
+#define VIDEO_GET_PTS              _IOR('o', 57, __u64)
+#endif
+
 DEFINE_REF(eDVBAudio);
 
 eDVBAudio::eDVBAudio(eDVBDemux *demux, int dev): m_demux(demux)
@@ -131,7 +136,12 @@ void eDVBAudio::unfreeze()
        if (::ioctl(m_fd, AUDIO_CONTINUE) < 0)
                eDebug("video: AUDIO_CONTINUE: %m");
 }
-       
+
+int eDVBAudio::getPTS(pts_t &now)
+{
+       return ::ioctl(m_fd, AUDIO_GET_PTS, &now);
+}
+
 eDVBAudio::~eDVBAudio()
 {
        if (m_fd >= 0)
@@ -237,6 +247,11 @@ int eDVBVideo::setFastForward(int skip)
        m_is_fast_forward = skip;
        return ::ioctl(m_fd, VIDEO_FAST_FORWARD, skip);
 }
+
+int eDVBVideo::getPTS(pts_t &now)
+{
+       return ::ioctl(m_fd, VIDEO_GET_PTS, &now);
+}
        
 eDVBVideo::~eDVBVideo()
 {
@@ -301,6 +316,57 @@ eDVBPCR::~eDVBPCR()
                ::close(m_fd_demux);
 }
 
+DEFINE_REF(eDVBTText);
+
+eDVBTText::eDVBTText(eDVBDemux *demux): m_demux(demux)
+{
+       char filename[128];
+#if HAVE_DVB_API_VERSION < 3
+       sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
+#else
+       sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
+#endif
+       m_fd_demux = ::open(filename, O_RDWR);
+       if (m_fd_demux < 0)
+               eWarning("%s: %m", filename);
+}
+
+int eDVBTText::startPid(int pid)
+{
+       if (m_fd_demux < 0)
+               return -1;
+       dmx_pes_filter_params pes;
+
+       pes.pid      = pid;
+       pes.input    = DMX_IN_FRONTEND;
+       pes.output   = DMX_OUT_DECODER;
+       pes.pes_type = DMX_PES_TELETEXT;
+       pes.flags    = 0;
+       if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
+       {
+               eWarning("video: DMX_SET_PES_FILTER: %m");
+               return -errno;
+       }
+       if (::ioctl(m_fd_demux, DMX_START) < 0)
+       {
+               eWarning("video: DMX_START: %m");
+               return -errno;
+       }
+       return 0;
+}
+
+void eDVBTText::stop()
+{
+       if (::ioctl(m_fd_demux, DMX_STOP) < 0)
+               eWarning("video: DMX_STOP: %m");
+}
+
+eDVBTText::~eDVBTText()
+{
+       if (m_fd_demux >= 0)
+               ::close(m_fd_demux);
+}
+
 DEFINE_REF(eTSMPEGDecoder);
 
 int eTSMPEGDecoder::setState()
@@ -308,10 +374,14 @@ int eTSMPEGDecoder::setState()
        int res = 0;
        
        int noaudio = m_is_sm || m_is_ff || m_is_trickmode;
-       
+       int nott = noaudio; /* actually same conditions */
+
        if ((noaudio && m_audio) || (!m_audio && !noaudio))
                m_changed |= changeAudio;
        
+       if ((nott && m_text) || (!m_text && !nott))
+               m_changed |= changeText;
+       
 #if HAVE_DVB_API_VERSION < 3
        if (m_changed & changeAudio && m_audio)
                m_audio->stopPid();
@@ -363,6 +433,22 @@ int eTSMPEGDecoder::setState()
                m_changed &= ~changeAudio;
        }
 #else
+       if (m_changed & changePCR)
+       {
+               if (m_pcr)
+                       m_pcr->stop();
+               m_pcr = 0;
+               if ((m_pcrpid >= 0) && (m_pcrpid < 0x1FFF))
+               {
+                       m_pcr = new eDVBPCR(m_demux);
+                       if (m_pcr->startPid(m_pcrpid))
+                       {
+                               eWarning("pcr: startpid failed!");
+                               res = -1;
+                       }
+               }
+               m_changed &= ~changePCR;
+       }
        if (m_changed & changeVideo)
        {
                eDebug("VIDEO CHANGED (to %04x)", m_vpid);
@@ -384,22 +470,6 @@ int eTSMPEGDecoder::setState()
                }
                m_changed &= ~changeVideo;
        }
-       if (m_changed & changePCR)
-       {
-               if (m_pcr)
-                       m_pcr->stop();
-               m_pcr = 0;
-               if ((m_pcrpid >= 0) && (m_pcrpid < 0x1FFF))
-               {
-                       m_pcr = new eDVBPCR(m_demux);
-                       if (m_pcr->startPid(m_pcrpid))
-                       {
-                               eWarning("pcr: startpid failed!");
-                               res = -1;
-                       }
-               }
-               m_changed &= ~changePCR;
-       }
        if (m_changed & changeAudio)
        {
                if (m_audio)
@@ -416,6 +486,22 @@ int eTSMPEGDecoder::setState()
                }
                m_changed &= ~changeAudio;
        }
+       if (m_changed & changeText)
+       {
+               if (m_text)
+                       m_text->stop();
+               m_text = 0;
+               if ((m_textpid >= 0) && (m_textpid < 0x1FFF) && !nott)
+               {
+                       m_text = new eDVBTText(m_demux);
+                       if (m_text->startPid(m_textpid))
+                       {
+                               eWarning("text: startpid failed!");
+                               res = -1;
+                       }
+               }
+               m_changed &= ~changeText;
+       }
 #endif
        return res;
 }
@@ -464,6 +550,16 @@ RESULT eTSMPEGDecoder::setSyncPCR(int pcrpid)
        return 0;
 }
 
+RESULT eTSMPEGDecoder::setTextPID(int textpid)
+{
+       if (m_textpid != textpid)
+       {
+               m_changed |= changeText;
+               m_textpid = textpid;
+       }
+       return 0;
+}
+
 RESULT eTSMPEGDecoder::setSyncMaster(int who)
 {
        return -1;
@@ -562,3 +658,27 @@ RESULT eTSMPEGDecoder::setTrickmode(int what)
        setState();
        return 0;
 }
+
+RESULT eTSMPEGDecoder::getPTS(int what, pts_t &pts)
+{
+       if (what == 0) /* auto */
+               what = m_video ? 1 : 2;
+
+       if (what == 1) /* video */
+       {
+               if (m_video)
+                       return m_video->getPTS(pts);
+               else
+                       return -1;
+       }
+
+       if (what == 2) /* audio */
+       {
+               if (m_audio)
+                       return m_audio->getPTS(pts);
+               else
+                       return -1;
+       }
+
+       return -1;
+}