From 1ee2fd68a55c63a786c3d2c345e05b41de00b110 Mon Sep 17 00:00:00 2001
From: Erik Zandvliet <erik.zandvliet@ddvtech.com>
Date: Mon, 28 May 2012 13:56:59 +0200
Subject: [PATCH] Converter actually added to git

---
 src/converters/dtsc2ts.cpp | 116 +++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 src/converters/dtsc2ts.cpp

diff --git a/src/converters/dtsc2ts.cpp b/src/converters/dtsc2ts.cpp
new file mode 100644
index 00000000..c7ee1e38
--- /dev/null
+++ b/src/converters/dtsc2ts.cpp
@@ -0,0 +1,116 @@
+#include <iostream>
+#include <sstream>
+#include <string>
+#include <vector>
+#include <cstdlib>
+#include <cstdio>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+#include "../../lib/ts_packet.h" //TS support
+#include "../../lib/dtsc.h" //DTSC support
+
+int main( ) {
+  char ShortNALUHeader[3] = {0x00,0x00,0x01};
+  char NALUHeader[4] = {0x00,0x00,0x00,0x01};
+  char PPS_SPS[32] = {0x00,0x00,0x00,0x01,
+                      0x27,0x4D,0x40,0x1F,
+                      0xA9,0x18,0x0A,0x00,
+                      0xB7,0x60,0x0D,0x40,
+                      0x40,0x40,0x4C,0x2B,
+                      0x5E,0xF7,0xC0,0x40,
+                      0x00,0x00,0x00,0x01,
+                      0x28,0xCE,0x09,0xC8};
+  char charBuffer[1024*10];
+  unsigned int charCount;
+  std::string StrData;
+  TS_Packet PackData;
+  DTSC::Stream DTSCStream;
+  int TSPackNum = 0;
+  std::string DTMIData;
+  std::string NaluData;
+  bool WritePesHeader;
+  bool IsKeyFrame;
+  int TimeStamp = 0;
+  int ThisNaluSize;
+  int VidContinuity = 0;
+  while( std::cin.good() ) {
+    std::cin.read(charBuffer, 1024*10);
+    charCount = std::cin.gcount();
+    StrData.append(charBuffer, charCount);
+    if ( DTSCStream.parsePacket( StrData ) ) {
+      if( DTSCStream.lastType() == DTSC::VIDEO ) {
+        DTMIData = DTSCStream.lastData();
+        if( DTSCStream.getPacket(0).getContent("keyframe").NumValue() ) {
+          IsKeyFrame = true;
+          TimeStamp = DTSCStream.getTime();
+        } else {
+          IsKeyFrame = false;
+          TimeStamp = 0;
+        }
+        std::string ToPack;
+        int TSType;
+        bool FirstIDRPic = true;
+        bool FirstNonIDRPic = true;
+        while( DTMIData.size() ) {
+          ThisNaluSize = (DTMIData[0] << 24) + (DTMIData[1] << 16) + (DTMIData[2] << 8) + DTMIData[3];
+          DTMIData.erase(0,4);//Erase the first four characters;
+          TSType = (int)DTMIData[0];
+          if( TSType == 0x25 ) {
+            if( FirstIDRPic ) {
+              ToPack.append(PPS_SPS,32);
+              FirstIDRPic = false;
+              FirstNonIDRPic = false;
+            }
+            ToPack.append(ShortNALUHeader,3);
+          } else if ( TSType == 0x21 ) {
+            if( FirstNonIDRPic ) {
+              ToPack.append(NALUHeader,4);
+              FirstNonIDRPic = false;
+              FirstIDRPic = false;
+            } else {
+              ToPack.append(ShortNALUHeader,3);
+            }
+          } else {
+            ToPack.append(NALUHeader,4);
+          }
+          ToPack.append(DTMIData,0,ThisNaluSize);
+          DTMIData.erase(0,ThisNaluSize);
+        }
+        WritePesHeader = true;
+        fprintf( stderr, "PESHeader: %d, PackNum: %2d, ToPackSize: %d\n", WritePesHeader, TSPackNum, ToPack.size() );
+        while( ToPack.size() ) {
+          if ( ( TSPackNum % 42 ) == 0 ) {
+            PackData.DefaultPAT();
+            std::cout << PackData.ToString();
+          } else if ( ( TSPackNum % 42 ) == 1 ) {
+            PackData.DefaultPMT();
+            std::cout << PackData.ToString();
+          } else {
+            PackData.Clear();
+            PackData.PID( 0x100 );
+            PackData.ContinuityCounter( VidContinuity++ );
+            if( WritePesHeader ) {
+              PackData.UnitStart( 1 );
+              if( IsKeyFrame ) {
+                PackData.AdaptionField( 0x03 );
+                PackData.RandomAccess( 1 );
+                PackData.PCR( TimeStamp );
+              }
+              PackData.AddStuffing( 184 - (20+ToPack.size()) );
+              PackData.PESLeadIn( ToPack.size() );
+              WritePesHeader = false;
+            } else {
+              PackData.AdaptionField( 0x01 );
+              PackData.AddStuffing( 184 - (ToPack.size()) );
+            }
+            PackData.FillFree( ToPack );
+            std::cout << PackData.ToString();
+          }
+          TSPackNum++;
+        }
+      }
+    }
+  }
+  return 0;
+}