opencv/modules/core/src/out.cpp
Andrey Kamaev 2a6fb2867e Remove all using directives for STL namespace and members
Made all STL usages explicit to be able automatically find all usages of
particular class or function.
2013-02-25 15:04:17 +04:00

308 lines
9.1 KiB
C++

/*M///////////////////////////////////////////////////////////////////////////////////////
//
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//
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// If you do not agree to this license, do not download, install,
// copy or use the software.
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//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009-2010, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
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// this list of conditions and the following disclaimer in the documentation
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//M*/
#include "precomp.hpp"
#include <iterator>
namespace cv
{
static inline char getCloseBrace(char c)
{
return c == '[' ? ']' : c == '(' ? ')' : c == '{' ? '}' : '\0';
}
template<typename _Tp> static void writeElems(std::ostream& out, const _Tp* data,
int nelems, int cn, char obrace, char cbrace)
{
typedef typename DataType<_Tp>::work_type _WTp;
nelems *= cn;
for(int i = 0; i < nelems; i += cn)
{
if(cn == 1)
{
out << (_WTp)data[i] << (i+1 < nelems ? ", " : "");
continue;
}
out << obrace;
for(int j = 0; j < cn; j++)
out << (_WTp)data[i + j] << (j+1 < cn ? ", " : "");
out << cbrace << (i+cn < nelems ? ", " : "");
}
}
static void writeElems(std::ostream& out, const void* data, int nelems, int type, char brace)
{
int depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
char cbrace = ' ';
if(!brace || isspace(brace))
{
nelems *= cn;
cn = 1;
}
else
cbrace = getCloseBrace(brace);
if(depth == CV_8U)
writeElems(out, (const uchar*)data, nelems, cn, brace, cbrace);
else if(depth == CV_8S)
writeElems(out, (const schar*)data, nelems, cn, brace, cbrace);
else if(depth == CV_16U)
writeElems(out, (const ushort*)data, nelems, cn, brace, cbrace);
else if(depth == CV_16S)
writeElems(out, (const short*)data, nelems, cn, brace, cbrace);
else if(depth == CV_32S)
writeElems(out, (const int*)data, nelems, cn, brace, cbrace);
else if(depth == CV_32F)
{
std::streamsize pp = out.precision();
out.precision(8);
writeElems(out, (const float*)data, nelems, cn, brace, cbrace);
out.precision(pp);
}
else if(depth == CV_64F)
{
std::streamsize pp = out.precision();
out.precision(16);
writeElems(out, (const double*)data, nelems, cn, brace, cbrace);
out.precision(pp);
}
else
CV_Error(CV_StsUnsupportedFormat, "");
}
static void writeMat(std::ostream& out, const Mat& m, char rowsep, char elembrace, bool singleLine)
{
CV_Assert(m.dims <= 2);
int type = m.type();
char crowbrace = getCloseBrace(rowsep);
char orowbrace = crowbrace ? rowsep : '\0';
if( orowbrace || isspace(rowsep) )
rowsep = '\0';
for( int i = 0; i < m.rows; i++ )
{
if(orowbrace)
out << orowbrace;
if( m.data )
writeElems(out, m.ptr(i), m.cols, type, elembrace);
if(orowbrace)
out << crowbrace << (i+1 < m.rows ? ", " : "");
if(i+1 < m.rows)
{
if(rowsep)
out << rowsep << (singleLine ? " " : "");
if(!singleLine)
out << "\n ";
}
}
}
class MatlabFormatter : public Formatter
{
public:
virtual ~MatlabFormatter() {}
void write(std::ostream& out, const Mat& m, const int*, int) const
{
out << "[";
writeMat(out, m, ';', ' ', m.cols == 1);
out << "]";
}
void write(std::ostream& out, const void* data, int nelems, int type, const int*, int) const
{
writeElems(out, data, nelems, type, ' ');
}
};
class PythonFormatter : public Formatter
{
public:
virtual ~PythonFormatter() {}
void write(std::ostream& out, const Mat& m, const int*, int) const
{
out << "[";
writeMat(out, m, m.cols > 1 ? '[' : ' ', '[', m.cols*m.channels() == 1);
out << "]";
}
void write(std::ostream& out, const void* data, int nelems, int type, const int*, int) const
{
writeElems(out, data, nelems, type, '[');
}
};
class NumpyFormatter : public Formatter
{
public:
virtual ~NumpyFormatter() {}
void write(std::ostream& out, const Mat& m, const int*, int) const
{
static const char* numpyTypes[] =
{
"uint8", "int8", "uint16", "int16", "int32", "float32", "float64", "uint64"
};
out << "array([";
writeMat(out, m, m.cols > 1 ? '[' : ' ', '[', m.cols*m.channels() == 1);
out << "], type='" << numpyTypes[m.depth()] << "')";
}
void write(std::ostream& out, const void* data, int nelems, int type, const int*, int) const
{
writeElems(out, data, nelems, type, '[');
}
};
class CSVFormatter : public Formatter
{
public:
virtual ~CSVFormatter() {}
void write(std::ostream& out, const Mat& m, const int*, int) const
{
writeMat(out, m, ' ', ' ', m.cols*m.channels() == 1);
if(m.rows > 1)
out << "\n";
}
void write(std::ostream& out, const void* data, int nelems, int type, const int*, int) const
{
writeElems(out, data, nelems, type, ' ');
}
};
class CFormatter : public Formatter
{
public:
virtual ~CFormatter() {}
void write(std::ostream& out, const Mat& m, const int*, int) const
{
out << "{";
writeMat(out, m, ',', ' ', m.cols==1);
out << "}";
}
void write(std::ostream& out, const void* data, int nelems, int type, const int*, int) const
{
writeElems(out, data, nelems, type, ' ');
}
};
static MatlabFormatter matlabFormatter;
static PythonFormatter pythonFormatter;
static NumpyFormatter numpyFormatter;
static CSVFormatter csvFormatter;
static CFormatter cFormatter;
static const Formatter* g_defaultFormatter0 = &matlabFormatter;
static const Formatter* g_defaultFormatter = &matlabFormatter;
static bool my_streq(const char* a, const char* b)
{
size_t i, alen = strlen(a), blen = strlen(b);
if( alen != blen )
return false;
for( i = 0; i < alen; i++ )
if( a[i] != b[i] && a[i] - 32 != b[i] )
return false;
return true;
}
const Formatter* Formatter::get(const char* fmt)
{
if(!fmt || my_streq(fmt, ""))
return g_defaultFormatter;
if( my_streq(fmt, "MATLAB"))
return &matlabFormatter;
if( my_streq(fmt, "CSV"))
return &csvFormatter;
if( my_streq(fmt, "PYTHON"))
return &pythonFormatter;
if( my_streq(fmt, "NUMPY"))
return &numpyFormatter;
if( my_streq(fmt, "C"))
return &cFormatter;
CV_Error(CV_StsBadArg, "Unknown formatter");
return g_defaultFormatter;
}
const Formatter* Formatter::setDefault(const Formatter* fmt)
{
const Formatter* prevFmt = g_defaultFormatter;
if(!fmt)
fmt = g_defaultFormatter0;
g_defaultFormatter = fmt;
return prevFmt;
}
Formatted::Formatted(const Mat& _m, const Formatter* _fmt,
const std::vector<int>& _params)
{
mtx = _m;
fmt = _fmt ? _fmt : Formatter::get();
std::copy(_params.begin(), _params.end(), back_inserter(params));
}
Formatted::Formatted(const Mat& _m, const Formatter* _fmt, const int* _params)
{
mtx = _m;
fmt = _fmt ? _fmt : Formatter::get();
if( _params )
{
int i, maxParams = 100;
for(i = 0; i < maxParams && _params[i] != 0; i+=2)
;
std::copy(_params, _params + i, back_inserter(params));
}
}
}