From c45eccf8653d4744510bf477375f118594fb5ffc Mon Sep 17 00:00:00 2001
From: Marten Richter <marten.richter@freenet.de>
Date: Sun, 18 Nov 2012 15:23:19 +0100
Subject: [PATCH] Query Mpeg2 support and fix of aspect switching

---
 vdr.cc            |  3 ++-
 video.h           |  3 ++-
 videoomx.cc       | 28 +++++++++++++++++++++++++++-
 videoomx.h        |  3 +++
 vrecordinglist.cc | 19 ++++++++++++++++++-
 5 files changed, 52 insertions(+), 4 deletions(-)

diff --git a/vdr.cc b/vdr.cc
index f16b481..b455330 100644
--- a/vdr.cc
+++ b/vdr.cc
@@ -792,6 +792,7 @@ ChannelList* VDR::getChannelsList(ULONG type)
   ChannelList* chanList = new ChannelList();
 
   bool h264support=Video::getInstance()->supportsh264();
+  bool mpeg2support=Video::getInstance()->supportsmpeg2();
 
   while (!vresp->end())
   {
@@ -801,7 +802,7 @@ ChannelList* VDR::getChannelsList(ULONG type)
     chan->name = vresp->extractString();
     chan->vstreamtype = vresp->extractULONG();
 
-    if (chan->type == type && (chan->vstreamtype!=0x1b || h264support))
+    if (chan->type == type && ((chan->vstreamtype==0x1b && h264support)|| mpeg2support) )
     {
       chanList->push_back(chan);
       logger->log("VDR", Log::DEBUG, "Have added a channel to list. %lu %lu %s", chan->number, chan->type, chan->name);
diff --git a/video.h b/video.h
index 2a670f5..5624421 100644
--- a/video.h
+++ b/video.h
@@ -75,6 +75,7 @@ class Video: public DrainTarget, public AbstractOption
     virtual int EnterIframePlayback() {return 1;}; // Must not be implemented
 
 	virtual bool supportsh264(){return false;};
+	virtual bool supportsmpeg2(){return true;};
 	virtual void seth264mode(bool ish264) {h264=ish264;};
 	virtual int getTeletextBufferFaktor(){return 1;};
 
@@ -105,7 +106,7 @@ class Video: public DrainTarget, public AbstractOption
     UCHAR getFormat()       { return format; }
     UINT getScreenWidth()   { return screenWidth; }
     UINT getScreenHeight()  { return screenHeight; }
-    UCHAR getTVsize()       { return tvsize; }
+    virtual UCHAR getTVsize()       { return tvsize; }
 
 
 
diff --git a/videoomx.cc b/videoomx.cc
index 26c8077..6c88e6b 100644
--- a/videoomx.cc
+++ b/videoomx.cc
@@ -54,6 +54,7 @@ VideoOMX::VideoOMX() {
 	lastreftimePTS = 0;
 	firstsynched = false;
 	cur_clock_time=0;
+	mpeg2_supported=false;
 	//cur_pts=0;
 
 	mode=NORMAL;
@@ -75,6 +76,25 @@ int VideoOMX::init(UCHAR tformat)
   if (initted) return 0;
   initted = 1;
 
+  int ret=vc_gencmd_send("codec_enabled MPG2");
+  if (ret!=0) {
+	  Log::getInstance()->log("Video", Log::DEBUG, "vc_gencmd_send failed %x",ret);
+  } else {
+	  char buffer[1024];
+	  ret=vc_gencmd_read_response(buffer,sizeof(buffer));
+	  if (ret!=0) {
+	  	  Log::getInstance()->log("Video", Log::DEBUG, "vc_gencmd_read_response failed %x",ret);
+	  } else {
+		  if (STRCASECMP(buffer,"MPG2=enabled")==0) {
+			  mpeg2_supported=true;
+		  } else if (STRCASECMP(buffer,"MPG2=disabled")==0) {
+			  mpeg2_supported=false;
+		  } else {
+			  Log::getInstance()->log("Video", Log::DEBUG, "Undefined mpg codec answer %s",buffer);
+		  }
+	  }
+  }
+
   if (!setFormat(tformat))           { shutdown(); return 0; }
   if (!setConnection(HDMI))  { shutdown(); return 0; }
   if (!setAspectRatio(ASPECT4X3,12,11))    { shutdown(); return 0; }
@@ -82,7 +102,7 @@ int VideoOMX::init(UCHAR tformat)
   if (!setSource())                  { shutdown(); return 0; }
   if (!attachFrameBuffer())          { shutdown(); return 0; }
 
-  setTVsize(ASPECT4X3);
+  setTVsize(ASPECT16X9);
   selectVideoMode(0);
 
 
@@ -306,6 +326,12 @@ int VideoOMX::setTVsize(UCHAR ttvsize)
   return 1;
 }
 
+UCHAR VideoOMX::getTVsize()       {
+	/*if (hdmi)*/
+	return ASPECT16X9; // in order that aspect ratio changes are reported
+	//return tvsize;
+}
+
 void VideoOMX::executePendingModeChanges()
 {
 	if (pendingmodechange) {
diff --git a/videoomx.h b/videoomx.h
index 286f084..85c0a5b 100644
--- a/videoomx.h
+++ b/videoomx.h
@@ -81,6 +81,7 @@ class VideoOMX : public Video
     int setAspectRatio(UCHAR aspectRatio, int tparx,int tpary);   // This one does the pin 8 scart widescreen switching
     int setMode(UCHAR mode);
     int setTVsize(UCHAR size);               // Is the TV a widescreen?
+   UCHAR getTVsize();
 
     void executePendingModeChanges();
     int setDefaultAspect();
@@ -111,6 +112,7 @@ class VideoOMX : public Video
 
 
 	virtual bool supportsh264(){return true;};
+	virtual bool supportsmpeg2(){return mpeg2_supported;};
 
 	int WriteOutTS(const unsigned char *bulibaver,int length, int type);
 	void WriteOutPATPMT();
@@ -278,6 +280,7 @@ class VideoOMX : public Video
 	   bool signalon;
 	   bool pendingmodechange;
 	   bool hdmi;
+	   bool mpeg2_supported;
 	   int outputinterlaced;
 
 
diff --git a/vrecordinglist.cc b/vrecordinglist.cc
index 0426ae8..c96bd41 100644
--- a/vrecordinglist.cc
+++ b/vrecordinglist.cc
@@ -360,7 +360,24 @@ int VRecordingList::doPlay(bool resume)
 			boxstack->add(vi);
 			boxstack->update(vi);
 			
-		} else {
+		} else if (!ish264 && !Video::getInstance()->supportsmpeg2()) {
+			VInfo* vi = new VInfo();
+			vi->setSize(360, 200);
+			vi->createBuffer();
+			if (Video::getInstance()->getFormat() == Video::PAL)
+				vi->setPosition(190, 170);
+			else
+				vi->setPosition(180, 120);
+			vi->setOneLiner(tr("Mpeg2 video not supported"));
+			vi->setExitable();
+			vi->setBorderOn(1);
+			vi->setTitleBarColour(DrawStyle::DANGER);
+			vi->okButton();
+			vi->draw();
+			boxstack->add(vi);
+			boxstack->update(vi);
+
+		}else {
 			VVideoRec* vidrec = new VVideoRec(toPlay, ish264);
 			vidrec->draw();
 			boxstack->add(vidrec);
-- 
2.39.5