Incorporated JSON library (http://jsoncpp.sourceforge.net/) into project, and tweaked build rules and headers to successfully integrate it. licensed under MIT license.

include/Json.h

@@ -0,0 +1,12 @@
+#ifndef OPENSHOT_JSON_H
+#define OPENSHOT_JSON_H
+
+/**
+ * \file
+ * \brief Header file for JSON class
+ * \author Copyright (c) 2013 Jonathan Thomas
+ */
+
+#include "../thirdparty/jsoncpp/include/json/json.h"
+
+#endif

src/CMakeLists.txt

@@ -49,6 +49,10 @@ if (OPENMP_FOUND)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
 endif(OPENMP_FOUND)
 
+################### JSONCPP #####################
+# Include jsoncpp headers (needed for JSON parsing)
+include_directories("../thirdparty/jsoncpp/include")
+
 ###############  PROFILING  #################
 #set(PROFILER "/usr/lib/libprofiler.so")
 #set(PROFILER "/usr/lib/libtcmalloc.so")
@@ -76,7 +80,12 @@ SET ( OPENSHOT_SOURCE_FILES
 		Player.cpp
 		Point.cpp
 		TextReader.cpp
-		Timeline.cpp )
+		Timeline.cpp
+		
+		# Third Party JSON Parser
+		../thirdparty/jsoncpp/src/lib_json/json_reader.cpp
+		../thirdparty/jsoncpp/src/lib_json/json_value.cpp
+		../thirdparty/jsoncpp/src/lib_json/json_writer.cpp )
 		
 		IF (BLACKMAGIC_FOUND)
 			SET ( OPENSHOT_SOURCE_FILES ${OPENSHOT_SOURCE_FILES} 

src/Main.cpp

@@ -5,6 +5,7 @@
 #include <queue>
 #include <tr1/memory>
 #include "../include/OpenShot.h"
+#include "../include/Json.h"
 #include <omp.h>
 
 using namespace openshot;
@@ -18,6 +19,21 @@ void FrameReady(int number)
 int main()
 {
 
+	// JSON Test Code
+	Json::Value root;   // will contains the root value after parsing.
+	Json::Reader reader;
+	bool parsingSuccessful = reader.parse( "{\"age\":34, \"listy\" : [1, \"abc\" , 12.3, -4]}", root );
+	if ( !parsingSuccessful )
+	{
+	    // report to the user the failure and their locations in the document.
+	    std::cout  << "Failed to parse configuration\n"
+	               << reader.getFormatedErrorMessages();
+	}
+
+	cout << root["listy"][2].asDouble() << endl;
+
+	return 0;
+
 	// Chunk writer example
 	FFmpegReader *r1 = new FFmpegReader("/home/jonathan/Videos/sintel_trailer-720p.mp4");
 	r1->Open();

thirdparty/jsoncpp/include/json/autolink.h

@@ -0,0 +1,19 @@
+#ifndef JSON_AUTOLINK_H_INCLUDED
+# define JSON_AUTOLINK_H_INCLUDED
+
+# include "config.h"
+
+# ifdef JSON_IN_CPPTL
+#  include <cpptl/cpptl_autolink.h>
+# endif
+
+# if !defined(JSON_NO_AUTOLINK)  &&  !defined(JSON_DLL_BUILD)  &&  !defined(JSON_IN_CPPTL)
+#  define CPPTL_AUTOLINK_NAME "json"
+#  undef CPPTL_AUTOLINK_DLL
+#  ifdef JSON_DLL
+#   define CPPTL_AUTOLINK_DLL
+#  endif
+#  include "autolink.h"
+# endif
+
+#endif // JSON_AUTOLINK_H_INCLUDED

thirdparty/jsoncpp/include/json/config.h

@@ -0,0 +1,43 @@
+#ifndef JSON_CONFIG_H_INCLUDED
+# define JSON_CONFIG_H_INCLUDED
+
+/// If defined, indicates that json library is embedded in CppTL library.
+//# define JSON_IN_CPPTL 1
+
+/// If defined, indicates that json may leverage CppTL library
+//#  define JSON_USE_CPPTL 1
+/// If defined, indicates that cpptl vector based map should be used instead of std::map
+/// as Value container.
+//#  define JSON_USE_CPPTL_SMALLMAP 1
+/// If defined, indicates that Json specific container should be used
+/// (hash table & simple deque container with customizable allocator).
+/// THIS FEATURE IS STILL EXPERIMENTAL!
+//#  define JSON_VALUE_USE_INTERNAL_MAP 1
+/// Force usage of standard new/malloc based allocator instead of memory pool based allocator.
+/// The memory pools allocator used optimization (initializing Value and ValueInternalLink
+/// as if it was a POD) that may cause some validation tool to report errors.
+/// Only has effects if JSON_VALUE_USE_INTERNAL_MAP is defined.
+//#  define JSON_USE_SIMPLE_INTERNAL_ALLOCATOR 1
+
+/// If defined, indicates that Json use exception to report invalid type manipulation
+/// instead of C assert macro.
+# define JSON_USE_EXCEPTION 1
+
+# ifdef JSON_IN_CPPTL
+#  include <cpptl/config.h>
+#  ifndef JSON_USE_CPPTL
+#   define JSON_USE_CPPTL 1
+#  endif
+# endif
+
+# ifdef JSON_IN_CPPTL
+#  define JSON_API CPPTL_API
+# elif defined(JSON_DLL_BUILD)
+#  define JSON_API __declspec(dllexport)
+# elif defined(JSON_DLL)
+#  define JSON_API __declspec(dllimport)
+# else
+#  define JSON_API
+# endif
+
+#endif // JSON_CONFIG_H_INCLUDED

thirdparty/jsoncpp/include/json/features.h

@@ -0,0 +1,42 @@
+#ifndef CPPTL_JSON_FEATURES_H_INCLUDED
+# define CPPTL_JSON_FEATURES_H_INCLUDED
+
+# include "forwards.h"
+
+namespace Json {
+
+   /** \brief Configuration passed to reader and writer.
+    * This configuration object can be used to force the Reader or Writer
+    * to behave in a standard conforming way.
+    */
+   class JSON_API Features
+   {
+   public:
+      /** \brief A configuration that allows all features and assumes all strings are UTF-8.
+       * - C & C++ comments are allowed
+       * - Root object can be any JSON value
+       * - Assumes Value strings are encoded in UTF-8
+       */
+      static Features all();
+
+      /** \brief A configuration that is strictly compatible with the JSON specification.
+       * - Comments are forbidden.
+       * - Root object must be either an array or an object value.
+       * - Assumes Value strings are encoded in UTF-8
+       */
+      static Features strictMode();
+
+      /** \brief Initialize the configuration like JsonConfig::allFeatures;
+       */
+      Features();
+
+      /// \c true if comments are allowed. Default: \c true.
+      bool allowComments_;
+
+      /// \c true if root must be either an array or an object value. Default: \c false.
+      bool strictRoot_;
+   };
+
+} // namespace Json
+
+#endif // CPPTL_JSON_FEATURES_H_INCLUDED

thirdparty/jsoncpp/include/json/forwards.h

@@ -0,0 +1,39 @@
+#ifndef JSON_FORWARDS_H_INCLUDED
+# define JSON_FORWARDS_H_INCLUDED
+
+# include "config.h"
+
+namespace Json {
+
+   // writer.h
+   class FastWriter;
+   class StyledWriter;
+
+   // reader.h
+   class Reader;
+
+   // features.h
+   class Features;
+
+   // value.h
+   typedef int Int;
+   typedef unsigned int UInt;
+   class StaticString;
+   class Path;
+   class PathArgument;
+   class Value;
+   class ValueIteratorBase;
+   class ValueIterator;
+   class ValueConstIterator;
+#ifdef JSON_VALUE_USE_INTERNAL_MAP
+   class ValueAllocator;
+   class ValueMapAllocator;
+   class ValueInternalLink;
+   class ValueInternalArray;
+   class ValueInternalMap;
+#endif // #ifdef JSON_VALUE_USE_INTERNAL_MAP
+
+} // namespace Json
+
+
+#endif // JSON_FORWARDS_H_INCLUDED

thirdparty/jsoncpp/include/json/json.h

@@ -0,0 +1,10 @@
+#ifndef JSON_JSON_H_INCLUDED
+# define JSON_JSON_H_INCLUDED
+
+# include "autolink.h"
+# include "value.h"
+# include "reader.h"
+# include "writer.h"
+# include "features.h"
+
+#endif // JSON_JSON_H_INCLUDED

thirdparty/jsoncpp/include/json/reader.h

@@ -0,0 +1,196 @@
+#ifndef CPPTL_JSON_READER_H_INCLUDED
+# define CPPTL_JSON_READER_H_INCLUDED
+
+# include "features.h"
+# include "value.h"
+# include <deque>
+# include <stack>
+# include <string>
+# include <iostream>
+
+namespace Json {
+
+   /** \brief Unserialize a <a HREF="http://www.json.org">JSON</a> document into a Value.
+    *
+    */
+   class JSON_API Reader
+   {
+   public:
+      typedef char Char;
+      typedef const Char *Location;
+
+      /** \brief Constructs a Reader allowing all features
+       * for parsing.
+       */
+      Reader();
+
+      /** \brief Constructs a Reader allowing the specified feature set
+       * for parsing.
+       */
+      Reader( const Features &features );
+
+      /** \brief Read a Value from a <a HREF="http://www.json.org">JSON</a> document.
+       * \param document UTF-8 encoded string containing the document to read.
+       * \param root [out] Contains the root value of the document if it was
+       *             successfully parsed.
+       * \param collectComments \c true to collect comment and allow writing them back during
+       *                        serialization, \c false to discard comments.
+       *                        This parameter is ignored if Features::allowComments_
+       *                        is \c false.
+       * \return \c true if the document was successfully parsed, \c false if an error occurred.
+       */
+      bool parse( const std::string &document, 
+                  Value &root,
+                  bool collectComments = true );
+
+      /** \brief Read a Value from a <a HREF="http://www.json.org">JSON</a> document.
+       * \param document UTF-8 encoded string containing the document to read.
+       * \param root [out] Contains the root value of the document if it was
+       *             successfully parsed.
+       * \param collectComments \c true to collect comment and allow writing them back during
+       *                        serialization, \c false to discard comments.
+       *                        This parameter is ignored if Features::allowComments_
+       *                        is \c false.
+       * \return \c true if the document was successfully parsed, \c false if an error occurred.
+       */
+      bool parse( const char *beginDoc, const char *endDoc, 
+                  Value &root,
+                  bool collectComments = true );
+
+      /// \brief Parse from input stream.
+      /// \see Json::operator>>(std::istream&, Json::Value&).
+      bool parse( std::istream &is,
+                  Value &root,
+                  bool collectComments = true );
+
+      /** \brief Returns a user friendly string that list errors in the parsed document.
+       * \return Formatted error message with the list of errors with their location in 
+       *         the parsed document. An empty string is returned if no error occurred
+       *         during parsing.
+       */
+      std::string getFormatedErrorMessages() const;
+
+   private:
+      enum TokenType
+      {
+         tokenEndOfStream = 0,
+         tokenObjectBegin,
+         tokenObjectEnd,
+         tokenArrayBegin,
+         tokenArrayEnd,
+         tokenString,
+         tokenNumber,
+         tokenTrue,
+         tokenFalse,
+         tokenNull,
+         tokenArraySeparator,
+         tokenMemberSeparator,
+         tokenComment,
+         tokenError
+      };
+
+      class Token
+      {
+      public:
+         TokenType type_;
+         Location start_;
+         Location end_;
+      };
+
+      class ErrorInfo
+      {
+      public:
+         Token token_;
+         std::string message_;
+         Location extra_;
+      };
+
+      typedef std::deque<ErrorInfo> Errors;
+
+      bool expectToken( TokenType type, Token &token, const char *message );
+      bool readToken( Token &token );
+      void skipSpaces();
+      bool match( Location pattern, 
+                  int patternLength );
+      bool readComment();
+      bool readCStyleComment();
+      bool readCppStyleComment();
+      bool readString();
+      void readNumber();
+      bool readValue();
+      bool readObject( Token &token );
+      bool readArray( Token &token );
+      bool decodeNumber( Token &token );
+      bool decodeString( Token &token );
+      bool decodeString( Token &token, std::string &decoded );
+      bool decodeDouble( Token &token );
+      bool decodeUnicodeCodePoint( Token &token, 
+                                   Location &current, 
+                                   Location end, 
+                                   unsigned int &unicode );
+      bool decodeUnicodeEscapeSequence( Token &token, 
+                                        Location &current, 
+                                        Location end, 
+                                        unsigned int &unicode );
+      bool addError( const std::string &message, 
+                     Token &token,
+                     Location extra = 0 );
+      bool recoverFromError( TokenType skipUntilToken );
+      bool addErrorAndRecover( const std::string &message, 
+                               Token &token,
+                               TokenType skipUntilToken );
+      void skipUntilSpace();
+      Value &currentValue();
+      Char getNextChar();
+      void getLocationLineAndColumn( Location location,
+                                     int &line,
+                                     int &column ) const;
+      std::string getLocationLineAndColumn( Location location ) const;
+      void addComment( Location begin, 
+                       Location end, 
+                       CommentPlacement placement );
+      void skipCommentTokens( Token &token );
+   
+      typedef std::stack<Value *> Nodes;
+      Nodes nodes_;
+      Errors errors_;
+      std::string document_;
+      Location begin_;
+      Location end_;
+      Location current_;
+      Location lastValueEnd_;
+      Value *lastValue_;
+      std::string commentsBefore_;
+      Features features_;
+      bool collectComments_;
+   };
+
+   /** \brief Read from 'sin' into 'root'.
+
+    Always keep comments from the input JSON.
+
+    This can be used to read a file into a particular sub-object.
+    For example:
+    \code
+    Json::Value root;
+    cin >> root["dir"]["file"];
+    cout << root;
+    \endcode
+    Result:
+    \verbatim
+    {
+	"dir": {
+	    "file": {
+		// The input stream JSON would be nested here.
+	    }
+	}
+    }
+    \endverbatim
+    \throw std::exception on parse error.
+    \see Json::operator<<()
+   */
+   std::istream& operator>>( std::istream&, Value& );
+
+} // namespace Json
+
+#endif // CPPTL_JSON_READER_H_INCLUDED

thirdparty/jsoncpp/include/json/writer.h

@@ -0,0 +1,174 @@
+#ifndef JSON_WRITER_H_INCLUDED
+# define JSON_WRITER_H_INCLUDED
+
+# include "value.h"
+# include <vector>
+# include <string>
+# include <iostream>
+
+namespace Json {
+
+   class Value;
+
+   /** \brief Abstract class for writers.
+    */
+   class JSON_API Writer
+   {
+   public:
+      virtual ~Writer();
+
+      virtual std::string write( const Value &root ) = 0;
+   };
+
+   /** \brief Outputs a Value in <a HREF="http://www.json.org">JSON</a> format without formatting (not human friendly).
+    *
+    * The JSON document is written in a single line. It is not intended for 'human' consumption,
+    * but may be usefull to support feature such as RPC where bandwith is limited.
+    * \sa Reader, Value
+    */
+   class JSON_API FastWriter : public Writer
+   {
+   public:
+      FastWriter();
+      virtual ~FastWriter(){}
+
+      void enableYAMLCompatibility();
+
+   public: // overridden from Writer
+      virtual std::string write( const Value &root );
+
+   private:
+      void writeValue( const Value &value );
+
+      std::string document_;
+      bool yamlCompatiblityEnabled_;
+   };
+
+   /** \brief Writes a Value in <a HREF="http://www.json.org">JSON</a> format in a human friendly way.
+    *
+    * The rules for line break and indent are as follow:
+    * - Object value:
+    *     - if empty then print {} without indent and line break
+    *     - if not empty the print '{', line break & indent, print one value per line
+    *       and then unindent and line break and print '}'.
+    * - Array value:
+    *     - if empty then print [] without indent and line break
+    *     - if the array contains no object value, empty array or some other value types,
+    *       and all the values fit on one lines, then print the array on a single line.
+    *     - otherwise, it the values do not fit on one line, or the array contains
+    *       object or non empty array, then print one value per line.
+    *
+    * If the Value have comments then they are outputed according to their #CommentPlacement.
+    *
+    * \sa Reader, Value, Value::setComment()
+    */
+   class JSON_API StyledWriter: public Writer
+   {
+   public:
+      StyledWriter();
+      virtual ~StyledWriter(){}
+
+   public: // overridden from Writer
+      /** \brief Serialize a Value in <a HREF="http://www.json.org">JSON</a> format.
+       * \param root Value to serialize.
+       * \return String containing the JSON document that represents the root value.
+       */
+      virtual std::string write( const Value &root );
+
+   private:
+      void writeValue( const Value &value );
+      void writeArrayValue( const Value &value );
+      bool isMultineArray( const Value &value );
+      void pushValue( const std::string &value );
+      void writeIndent();
+      void writeWithIndent( const std::string &value );
+      void indent();
+      void unindent();
+      void writeCommentBeforeValue( const Value &root );
+      void writeCommentAfterValueOnSameLine( const Value &root );
+      bool hasCommentForValue( const Value &value );
+      static std::string normalizeEOL( const std::string &text );
+
+      typedef std::vector<std::string> ChildValues;
+
+      ChildValues childValues_;
+      std::string document_;
+      std::string indentString_;
+      int rightMargin_;
+      int indentSize_;
+      bool addChildValues_;
+   };
+
+   /** \brief Writes a Value in <a HREF="http://www.json.org">JSON</a> format in a human friendly way,
+        to a stream rather than to a string.
+    *
+    * The rules for line break and indent are as follow:
+    * - Object value:
+    *     - if empty then print {} without indent and line break
+    *     - if not empty the print '{', line break & indent, print one value per line
+    *       and then unindent and line break and print '}'.
+    * - Array value:
+    *     - if empty then print [] without indent and line break
+    *     - if the array contains no object value, empty array or some other value types,
+    *       and all the values fit on one lines, then print the array on a single line.
+    *     - otherwise, it the values do not fit on one line, or the array contains
+    *       object or non empty array, then print one value per line.
+    *
+    * If the Value have comments then they are outputed according to their #CommentPlacement.
+    *
+    * \param indentation Each level will be indented by this amount extra.
+    * \sa Reader, Value, Value::setComment()
+    */
+   class JSON_API StyledStreamWriter
+   {
+   public:
+      StyledStreamWriter( std::string indentation="\t" );
+      ~StyledStreamWriter(){}
+
+   public:
+      /** \brief Serialize a Value in <a HREF="http://www.json.org">JSON</a> format.
+       * \param out Stream to write to. (Can be ostringstream, e.g.)
+       * \param root Value to serialize.
+       * \note There is no point in deriving from Writer, since write() should not return a value.
+       */
+      void write( std::ostream &out, const Value &root );
+
+   private:
+      void writeValue( const Value &value );
+      void writeArrayValue( const Value &value );
+      bool isMultineArray( const Value &value );
+      void pushValue( const std::string &value );
+      void writeIndent();
+      void writeWithIndent( const std::string &value );
+      void indent();
+      void unindent();
+      void writeCommentBeforeValue( const Value &root );
+      void writeCommentAfterValueOnSameLine( const Value &root );
+      bool hasCommentForValue( const Value &value );
+      static std::string normalizeEOL( const std::string &text );
+
+      typedef std::vector<std::string> ChildValues;
+
+      ChildValues childValues_;
+      std::ostream* document_;
+      std::string indentString_;
+      int rightMargin_;
+      std::string indentation_;
+      bool addChildValues_;
+   };
+
+   std::string JSON_API valueToString( Int value );
+   std::string JSON_API valueToString( UInt value );
+   std::string JSON_API valueToString( double value );
+   std::string JSON_API valueToString( bool value );
+   std::string JSON_API valueToQuotedString( const char *value );
+
+   /// \brief Output using the StyledStreamWriter.
+   /// \see Json::operator>>()
+   std::ostream& operator<<( std::ostream&, const Value &root );
+
+} // namespace Json
+
+
+
+#endif // JSON_WRITER_H_INCLUDED

thirdparty/jsoncpp/src/lib_json/json_batchallocator.h

@@ -0,0 +1,125 @@
+#ifndef JSONCPP_BATCHALLOCATOR_H_INCLUDED
+# define JSONCPP_BATCHALLOCATOR_H_INCLUDED
+
+# include <stdlib.h>
+# include <assert.h>
+
+# ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+
+namespace Json {
+
+/* Fast memory allocator.
+ *
+ * This memory allocator allocates memory for a batch of object (specified by
+ * the page size, the number of object in each page).
+ *
+ * It does not allow the destruction of a single object. All the allocated objects
+ * can be destroyed at once. The memory can be either released or reused for future
+ * allocation.
+ * 
+ * The in-place new operator must be used to construct the object using the pointer
+ * returned by allocate.
+ */
+template<typename AllocatedType
+        ,const unsigned int objectPerAllocation>
+class BatchAllocator
+{
+public:
+   typedef AllocatedType Type;
+
+   BatchAllocator( unsigned int objectsPerPage = 255 )
+      : freeHead_( 0 )
+      , objectsPerPage_( objectsPerPage )
+   {
+//      printf( "Size: %d => %s\n", sizeof(AllocatedType), typeid(AllocatedType).name() );
+      assert( sizeof(AllocatedType) * objectPerAllocation >= sizeof(AllocatedType *) ); // We must be able to store a slist in the object free space.
+      assert( objectsPerPage >= 16 );
+      batches_ = allocateBatch( 0 );   // allocated a dummy page
+      currentBatch_ = batches_;
+   }
+
+   ~BatchAllocator()
+   {
+      for ( BatchInfo *batch = batches_; batch;  )
+      {
+         BatchInfo *nextBatch = batch->next_;
+         free( batch );
+         batch = nextBatch;
+      }
+   }
+
+   /// allocate space for an array of objectPerAllocation object.
+   /// @warning it is the responsability of the caller to call objects constructors.
+   AllocatedType *allocate()
+   {
+      if ( freeHead_ ) // returns node from free list.
+      {
+         AllocatedType *object = freeHead_;
+         freeHead_ = *(AllocatedType **)object;
+         return object;
+      }
+      if ( currentBatch_->used_ == currentBatch_->end_ )
+      {
+         currentBatch_ = currentBatch_->next_;
+         while ( currentBatch_  &&  currentBatch_->used_ == currentBatch_->end_ )
+            currentBatch_ = currentBatch_->next_;
+
+         if ( !currentBatch_  ) // no free batch found, allocate a new one
+         { 
+            currentBatch_ = allocateBatch( objectsPerPage_ );
+            currentBatch_->next_ = batches_; // insert at the head of the list
+            batches_ = currentBatch_;
+         }
+      }
+      AllocatedType *allocated = currentBatch_->used_;
+      currentBatch_->used_ += objectPerAllocation;
+      return allocated;
+   }
+
+   /// Release the object.
+   /// @warning it is the responsability of the caller to actually destruct the object.
+   void release( AllocatedType *object )
+   {
+      assert( object != 0 );
+      *(AllocatedType **)object = freeHead_;
+      freeHead_ = object;
+   }
+
+private:
+   struct BatchInfo
+   {
+      BatchInfo *next_;
+      AllocatedType *used_;
+      AllocatedType *end_;
+      AllocatedType buffer_[objectPerAllocation];
+   };
+
+   // disabled copy constructor and assignement operator.
+   BatchAllocator( const BatchAllocator & );
+   void operator =( const BatchAllocator &);
+
+   static BatchInfo *allocateBatch( unsigned int objectsPerPage )
+   {
+      const unsigned int mallocSize = sizeof(BatchInfo) - sizeof(AllocatedType)* objectPerAllocation
+                                + sizeof(AllocatedType) * objectPerAllocation * objectsPerPage;
+      BatchInfo *batch = static_cast<BatchInfo*>( malloc( mallocSize ) );
+      batch->next_ = 0;
+      batch->used_ = batch->buffer_;
+      batch->end_ = batch->buffer_ + objectsPerPage;
+      return batch;
+   }
+
+   BatchInfo *batches_;
+   BatchInfo *currentBatch_;
+   /// Head of a single linked list within the allocated space of freeed object
+   AllocatedType *freeHead_;
+   unsigned int objectsPerPage_;
+};
+
+
+} // namespace Json
+
+# endif // ifndef JSONCPP_DOC_INCLUDE_IMPLEMENTATION
+
+#endif // JSONCPP_BATCHALLOCATOR_H_INCLUDED
+

thirdparty/jsoncpp/src/lib_json/json_internalarray.inl

@@ -0,0 +1,448 @@
+// included by json_value.cpp
+// everything is within Json namespace
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class ValueInternalArray
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+
+ValueArrayAllocator::~ValueArrayAllocator()
+{
+}
+
+// //////////////////////////////////////////////////////////////////
+// class DefaultValueArrayAllocator
+// //////////////////////////////////////////////////////////////////
+#ifdef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
+class DefaultValueArrayAllocator : public ValueArrayAllocator
+{
+public: // overridden from ValueArrayAllocator
+   virtual ~DefaultValueArrayAllocator()
+   {
+   }
+
+   virtual ValueInternalArray *newArray()
+   {
+      return new ValueInternalArray();
+   }
+
+   virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other )
+   {
+      return new ValueInternalArray( other );
+   }
+
+   virtual void destructArray( ValueInternalArray *array )
+   {
+      delete array;
+   }
+
+   virtual void reallocateArrayPageIndex( Value **&indexes, 
+                                          ValueInternalArray::PageIndex &indexCount,
+                                          ValueInternalArray::PageIndex minNewIndexCount )
+   {
+      ValueInternalArray::PageIndex newIndexCount = (indexCount*3)/2 + 1;
+      if ( minNewIndexCount > newIndexCount )
+         newIndexCount = minNewIndexCount;
+      void *newIndexes = realloc( indexes, sizeof(Value*) * newIndexCount );
+      if ( !newIndexes )
+         throw std::bad_alloc();
+      indexCount = newIndexCount;
+      indexes = static_cast<Value **>( newIndexes );
+   }
+   virtual void releaseArrayPageIndex( Value **indexes, 
+                                       ValueInternalArray::PageIndex indexCount )
+   {
+      if ( indexes )
+         free( indexes );
+   }
+
+   virtual Value *allocateArrayPage()
+   {
+      return static_cast<Value *>( malloc( sizeof(Value) * ValueInternalArray::itemsPerPage ) );
+   }
+
+   virtual void releaseArrayPage( Value *value )
+   {
+      if ( value )
+         free( value );
+   }
+};
+
+#else // #ifdef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
+/// @todo make this thread-safe (lock when accessign batch allocator)
+class DefaultValueArrayAllocator : public ValueArrayAllocator
+{
+public: // overridden from ValueArrayAllocator
+   virtual ~DefaultValueArrayAllocator()
+   {
+   }
+
+   virtual ValueInternalArray *newArray()
+   {
+      ValueInternalArray *array = arraysAllocator_.allocate();
+      new (array) ValueInternalArray(); // placement new
+      return array;
+   }
+
+   virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other )
+   {
+      ValueInternalArray *array = arraysAllocator_.allocate();
+      new (array) ValueInternalArray( other ); // placement new
+      return array;
+   }
+
+   virtual void destructArray( ValueInternalArray *array )
+   {
+      if ( array )
+      {
+         array->~ValueInternalArray();
+         arraysAllocator_.release( array );
+      }
+   }
+
+   virtual void reallocateArrayPageIndex( Value **&indexes, 
+                                          ValueInternalArray::PageIndex &indexCount,
+                                          ValueInternalArray::PageIndex minNewIndexCount )
+   {
+      ValueInternalArray::PageIndex newIndexCount = (indexCount*3)/2 + 1;
+      if ( minNewIndexCount > newIndexCount )
+         newIndexCount = minNewIndexCount;
+      void *newIndexes = realloc( indexes, sizeof(Value*) * newIndexCount );
+      if ( !newIndexes )
+         throw std::bad_alloc();
+      indexCount = newIndexCount;
+      indexes = static_cast<Value **>( newIndexes );
+   }
+   virtual void releaseArrayPageIndex( Value **indexes, 
+                                       ValueInternalArray::PageIndex indexCount )
+   {
+      if ( indexes )
+         free( indexes );
+   }
+
+   virtual Value *allocateArrayPage()
+   {
+      return static_cast<Value *>( pagesAllocator_.allocate() );
+   }
+
+   virtual void releaseArrayPage( Value *value )
+   {
+      if ( value )
+         pagesAllocator_.release( value );
+   }
+private:
+   BatchAllocator<ValueInternalArray,1> arraysAllocator_;
+   BatchAllocator<Value,ValueInternalArray::itemsPerPage> pagesAllocator_;
+};
+#endif // #ifdef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
+
+static ValueArrayAllocator *&arrayAllocator()
+{
+   static DefaultValueArrayAllocator defaultAllocator;
+   static ValueArrayAllocator *arrayAllocator = &defaultAllocator;
+   return arrayAllocator;
+}
+
+static struct DummyArrayAllocatorInitializer {
+   DummyArrayAllocatorInitializer() 
+   {
+      arrayAllocator();      // ensure arrayAllocator() statics are initialized before main().
+   }
+} dummyArrayAllocatorInitializer;
+
+// //////////////////////////////////////////////////////////////////
+// class ValueInternalArray
+// //////////////////////////////////////////////////////////////////
+bool 
+ValueInternalArray::equals( const IteratorState &x, 
+                            const IteratorState &other )
+{
+   return x.array_ == other.array_  
+          &&  x.currentItemIndex_ == other.currentItemIndex_  
+          &&  x.currentPageIndex_ == other.currentPageIndex_;
+}
+
+
+void 
+ValueInternalArray::increment( IteratorState &it )
+{
+   JSON_ASSERT_MESSAGE( it.array_  &&
+      (it.currentPageIndex_ - it.array_->pages_)*itemsPerPage + it.currentItemIndex_
+      != it.array_->size_,
+      "ValueInternalArray::increment(): moving iterator beyond end" );
+   ++(it.currentItemIndex_);
+   if ( it.currentItemIndex_ == itemsPerPage )
+   {
+      it.currentItemIndex_ = 0;
+      ++(it.currentPageIndex_);
+   }
+}
+
+
+void 
+ValueInternalArray::decrement( IteratorState &it )
+{
+   JSON_ASSERT_MESSAGE( it.array_  &&  it.currentPageIndex_ == it.array_->pages_ 
+                        &&  it.currentItemIndex_ == 0,
+      "ValueInternalArray::decrement(): moving iterator beyond end" );
+   if ( it.currentItemIndex_ == 0 )
+   {
+      it.currentItemIndex_ = itemsPerPage-1;
+      --(it.currentPageIndex_);
+   }
+   else
+   {
+      --(it.currentItemIndex_);
+   }
+}
+
+
+Value &
+ValueInternalArray::unsafeDereference( const IteratorState &it )
+{
+   return (*(it.currentPageIndex_))[it.currentItemIndex_];
+}
+
+
+Value &
+ValueInternalArray::dereference( const IteratorState &it )
+{
+   JSON_ASSERT_MESSAGE( it.array_  &&
+      (it.currentPageIndex_ - it.array_->pages_)*itemsPerPage + it.currentItemIndex_
+      < it.array_->size_,
+      "ValueInternalArray::dereference(): dereferencing invalid iterator" );
+   return unsafeDereference( it );
+}
+
+void 
+ValueInternalArray::makeBeginIterator( IteratorState &it ) const
+{
+   it.array_ = const_cast<ValueInternalArray *>( this );
+   it.currentItemIndex_ = 0;
+   it.currentPageIndex_ = pages_;
+}
+
+
+void 
+ValueInternalArray::makeIterator( IteratorState &it, ArrayIndex index ) const
+{
+   it.array_ = const_cast<ValueInternalArray *>( this );
+   it.currentItemIndex_ = index % itemsPerPage;
+   it.currentPageIndex_ = pages_ + index / itemsPerPage;
+}
+
+
+void 
+ValueInternalArray::makeEndIterator( IteratorState &it ) const
+{
+   makeIterator( it, size_ );
+}
+
+
+ValueInternalArray::ValueInternalArray()
+   : pages_( 0 )
+   , size_( 0 )
+   , pageCount_( 0 )
+{
+}
+
+
+ValueInternalArray::ValueInternalArray( const ValueInternalArray &other )
+   : pages_( 0 )
+   , pageCount_( 0 )
+   , size_( other.size_ )
+{
+   PageIndex minNewPages = other.size_ / itemsPerPage;
+   arrayAllocator()->reallocateArrayPageIndex( pages_, pageCount_, minNewPages );
+   JSON_ASSERT_MESSAGE( pageCount_ >= minNewPages, 
+                        "ValueInternalArray::reserve(): bad reallocation" );
+   IteratorState itOther;
+   other.makeBeginIterator( itOther );
+   Value *value;
+   for ( ArrayIndex index = 0; index < size_; ++index, increment(itOther) )
+   {
+      if ( index % itemsPerPage == 0 )
+      {
+         PageIndex pageIndex = index / itemsPerPage;
+         value = arrayAllocator()->allocateArrayPage();
+         pages_[pageIndex] = value;
+      }
+      new (value) Value( dereference( itOther ) );
+   }
+}
+
+
+ValueInternalArray &
+ValueInternalArray::operator =( const ValueInternalArray &other )
+{
+   ValueInternalArray temp( other );
+   swap( temp );
+   return *this;
+}
+
+
+ValueInternalArray::~ValueInternalArray()
+{
+   // destroy all constructed items
+   IteratorState it;
+   IteratorState itEnd;
+   makeBeginIterator( it);
+   makeEndIterator( itEnd );
+   for ( ; !equals(it,itEnd); increment(it) )
+   {
+      Value *value = &dereference(it);
+      value->~Value();
+   }
+   // release all pages
+   PageIndex lastPageIndex = size_ / itemsPerPage;
+   for ( PageIndex pageIndex = 0; pageIndex < lastPageIndex; ++pageIndex )
+      arrayAllocator()->releaseArrayPage( pages_[pageIndex] );
+   // release pages index
+   arrayAllocator()->releaseArrayPageIndex( pages_, pageCount_ );
+}
+
+
+void 
+ValueInternalArray::swap( ValueInternalArray &other )
+{
+   Value **tempPages = pages_;
+   pages_ = other.pages_;
+   other.pages_ = tempPages;
+   ArrayIndex tempSize = size_;
+   size_ = other.size_;
+   other.size_ = tempSize;
+   PageIndex tempPageCount = pageCount_;
+   pageCount_ = other.pageCount_;
+   other.pageCount_ = tempPageCount;
+}
+
+void 
+ValueInternalArray::clear()
+{
+   ValueInternalArray dummy;
+   swap( dummy );
+}
+
+
+void 
+ValueInternalArray::resize( ArrayIndex newSize )
+{
+   if ( newSize == 0 )
+      clear();
+   else if ( newSize < size_ )
+   {
+      IteratorState it;
+      IteratorState itEnd;
+      makeIterator( it, newSize );
+      makeIterator( itEnd, size_ );
+      for ( ; !equals(it,itEnd); increment(it) )
+      {
+         Value *value = &dereference(it);
+         value->~Value();
+      }
+      PageIndex pageIndex = (newSize + itemsPerPage - 1) / itemsPerPage;
+      PageIndex lastPageIndex = size_ / itemsPerPage;
+      for ( ; pageIndex < lastPageIndex; ++pageIndex )
+         arrayAllocator()->releaseArrayPage( pages_[pageIndex] );
+      size_ = newSize;
+   }
+   else if ( newSize > size_ )
+      resolveReference( newSize );
+}
+
+
+void 
+ValueInternalArray::makeIndexValid( ArrayIndex index )
+{
+   // Need to enlarge page index ?
+   if ( index >= pageCount_ * itemsPerPage )
+   {
+      PageIndex minNewPages = (index + 1) / itemsPerPage;
+      arrayAllocator()->reallocateArrayPageIndex( pages_, pageCount_, minNewPages );
+      JSON_ASSERT_MESSAGE( pageCount_ >= minNewPages, "ValueInternalArray::reserve(): bad reallocation" );
+   }
+
+   // Need to allocate new pages ?
+   ArrayIndex nextPageIndex = 
+      (size_ % itemsPerPage) != 0 ? size_ - (size_%itemsPerPage) + itemsPerPage
+                                  : size_;
+   if ( nextPageIndex <= index )
+   {
+      PageIndex pageIndex = nextPageIndex / itemsPerPage;
+      PageIndex pageToAllocate = (index - nextPageIndex) / itemsPerPage + 1;
+      for ( ; pageToAllocate-- > 0; ++pageIndex )
+         pages_[pageIndex] = arrayAllocator()->allocateArrayPage();
+   }
+
+   // Initialize all new entries
+   IteratorState it;
+   IteratorState itEnd;
+   makeIterator( it, size_ );
+   size_ = index + 1;
+   makeIterator( itEnd, size_ );
+   for ( ; !equals(it,itEnd); increment(it) )
+   {
+      Value *value = &dereference(it);
+      new (value) Value(); // Construct a default value using placement new
+   }
+}
+
+Value &
+ValueInternalArray::resolveReference( ArrayIndex index )
+{
+   if ( index >= size_ )
+      makeIndexValid( index );
+   return pages_[index/itemsPerPage][index%itemsPerPage];
+}
+
+Value *
+ValueInternalArray::find( ArrayIndex index ) const
+{
+   if ( index >= size_ )
+      return 0;
+   return &(pages_[index/itemsPerPage][index%itemsPerPage]);
+}
+
+ValueInternalArray::ArrayIndex 
+ValueInternalArray::size() const
+{
+   return size_;
+}
+
+int 
+ValueInternalArray::distance( const IteratorState &x, const IteratorState &y )
+{
+   return indexOf(y) - indexOf(x);
+}
+
+
+ValueInternalArray::ArrayIndex 
+ValueInternalArray::indexOf( const IteratorState &iterator )
+{
+   if ( !iterator.array_ )
+      return ArrayIndex(-1);
+   return ArrayIndex(
+      (iterator.currentPageIndex_ - iterator.array_->pages_) * itemsPerPage 
+      + iterator.currentItemIndex_ );
+}
+
+
+int 
+ValueInternalArray::compare( const ValueInternalArray &other ) const
+{
+   int sizeDiff( size_ - other.size_ );
+   if ( sizeDiff != 0 )
+      return sizeDiff;
+   
+   for ( ArrayIndex index =0; index < size_; ++index )
+   {
+      int diff = pages_[index/itemsPerPage][index%itemsPerPage].compare( 
+         other.pages_[index/itemsPerPage][index%itemsPerPage] );
+      if ( diff != 0 )
+         return diff;
+   }
+   return 0;
+}

thirdparty/jsoncpp/src/lib_json/json_valueiterator.inl

@@ -0,0 +1,292 @@
+// included by json_value.cpp
+// everything is within Json namespace
+
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class ValueIteratorBase
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+
+ValueIteratorBase::ValueIteratorBase()
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   : current_()
+   , isNull_( true )
+{
+}
+#else
+   : isArray_( true )
+   , isNull_( true )
+{
+   iterator_.array_ = ValueInternalArray::IteratorState();
+}
+#endif
+
+
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+ValueIteratorBase::ValueIteratorBase( const Value::ObjectValues::iterator &current )
+   : current_( current )
+   , isNull_( false )
+{
+}
+#else
+ValueIteratorBase::ValueIteratorBase( const ValueInternalArray::IteratorState &state )
+   : isArray_( true )
+{
+   iterator_.array_ = state;
+}
+
+
+ValueIteratorBase::ValueIteratorBase( const ValueInternalMap::IteratorState &state )
+   : isArray_( false )
+{
+   iterator_.map_ = state;
+}
+#endif
+
+Value &
+ValueIteratorBase::deref() const
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   return current_->second;
+#else
+   if ( isArray_ )
+      return ValueInternalArray::dereference( iterator_.array_ );
+   return ValueInternalMap::value( iterator_.map_ );
+#endif
+}
+
+
+void 
+ValueIteratorBase::increment()
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   ++current_;
+#else
+   if ( isArray_ )
+      ValueInternalArray::increment( iterator_.array_ );
+   ValueInternalMap::increment( iterator_.map_ );
+#endif
+}
+
+
+void 
+ValueIteratorBase::decrement()
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   --current_;
+#else
+   if ( isArray_ )
+      ValueInternalArray::decrement( iterator_.array_ );
+   ValueInternalMap::decrement( iterator_.map_ );
+#endif
+}
+
+
+ValueIteratorBase::difference_type 
+ValueIteratorBase::computeDistance( const SelfType &other ) const
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+# ifdef JSON_USE_CPPTL_SMALLMAP
+   return current_ - other.current_;
+# else
+   // Iterator for null value are initialized using the default
+   // constructor, which initialize current_ to the default
+   // std::map::iterator. As begin() and end() are two instance 
+   // of the default std::map::iterator, they can not be compared.
+   // To allow this, we handle this comparison specifically.
+   if ( isNull_  &&  other.isNull_ )
+   {
+      return 0;
+   }
+
+
+   // Usage of std::distance is not portable (does not compile with Sun Studio 12 RogueWave STL,
+   // which is the one used by default).
+   // Using a portable hand-made version for non random iterator instead:
+   //   return difference_type( std::distance( current_, other.current_ ) );
+   difference_type myDistance = 0;
+   for ( Value::ObjectValues::iterator it = current_; it != other.current_; ++it )
+   {
+      ++myDistance;
+   }
+   return myDistance;
+# endif
+#else
+   if ( isArray_ )
+      return ValueInternalArray::distance( iterator_.array_, other.iterator_.array_ );
+   return ValueInternalMap::distance( iterator_.map_, other.iterator_.map_ );
+#endif
+}
+
+
+bool 
+ValueIteratorBase::isEqual( const SelfType &other ) const
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   if ( isNull_ )
+   {
+      return other.isNull_;
+   }
+   return current_ == other.current_;
+#else
+   if ( isArray_ )
+      return ValueInternalArray::equals( iterator_.array_, other.iterator_.array_ );
+   return ValueInternalMap::equals( iterator_.map_, other.iterator_.map_ );
+#endif
+}
+
+
+void 
+ValueIteratorBase::copy( const SelfType &other )
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   current_ = other.current_;
+#else
+   if ( isArray_ )
+      iterator_.array_ = other.iterator_.array_;
+   iterator_.map_ = other.iterator_.map_;
+#endif
+}
+
+
+Value 
+ValueIteratorBase::key() const
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   const Value::CZString czstring = (*current_).first;
+   if ( czstring.c_str() )
+   {
+      if ( czstring.isStaticString() )
+         return Value( StaticString( czstring.c_str() ) );
+      return Value( czstring.c_str() );
+   }
+   return Value( czstring.index() );
+#else
+   if ( isArray_ )
+      return Value( ValueInternalArray::indexOf( iterator_.array_ ) );
+   bool isStatic;
+   const char *memberName = ValueInternalMap::key( iterator_.map_, isStatic );
+   if ( isStatic )
+      return Value( StaticString( memberName ) );
+   return Value( memberName );
+#endif
+}
+
+
+UInt 
+ValueIteratorBase::index() const
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   const Value::CZString czstring = (*current_).first;
+   if ( !czstring.c_str() )
+      return czstring.index();
+   return Value::UInt( -1 );
+#else
+   if ( isArray_ )
+      return Value::UInt( ValueInternalArray::indexOf( iterator_.array_ ) );
+   return Value::UInt( -1 );
+#endif
+}
+
+
+const char *
+ValueIteratorBase::memberName() const
+{
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   const char *name = (*current_).first.c_str();
+   return name ? name : "";
+#else
+   if ( !isArray_ )
+      return ValueInternalMap::key( iterator_.map_ );
+   return "";
+#endif
+}
+
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class ValueConstIterator
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+
+ValueConstIterator::ValueConstIterator()
+{
+}
+
+
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+ValueConstIterator::ValueConstIterator( const Value::ObjectValues::iterator &current )
+   : ValueIteratorBase( current )
+{
+}
+#else
+ValueConstIterator::ValueConstIterator( const ValueInternalArray::IteratorState &state )
+   : ValueIteratorBase( state )
+{
+}
+
+ValueConstIterator::ValueConstIterator( const ValueInternalMap::IteratorState &state )
+   : ValueIteratorBase( state )
+{
+}
+#endif
+
+ValueConstIterator &
+ValueConstIterator::operator =( const ValueIteratorBase &other )
+{
+   copy( other );
+   return *this;
+}
+
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class ValueIterator
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+
+ValueIterator::ValueIterator()
+{
+}
+
+
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+ValueIterator::ValueIterator( const Value::ObjectValues::iterator &current )
+   : ValueIteratorBase( current )
+{
+}
+#else
+ValueIterator::ValueIterator( const ValueInternalArray::IteratorState &state )
+   : ValueIteratorBase( state )
+{
+}
+
+ValueIterator::ValueIterator( const ValueInternalMap::IteratorState &state )
+   : ValueIteratorBase( state )
+{
+}
+#endif
+
+ValueIterator::ValueIterator( const ValueConstIterator &other )
+   : ValueIteratorBase( other )
+{
+}
+
+ValueIterator::ValueIterator( const ValueIterator &other )
+   : ValueIteratorBase( other )
+{
+}
+
+ValueIterator &
+ValueIterator::operator =( const SelfType &other )
+{
+   copy( other );
+   return *this;
+}

thirdparty/jsoncpp/src/lib_json/sconscript

@@ -0,0 +1,8 @@
+Import( 'env buildLibrary' )
+
+buildLibrary( env, Split( """
+    json_reader.cpp 
+    json_value.cpp 
+    json_writer.cpp
+     """ ),
+    'json' )