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https://github.com/opencv/opencv.git
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391 lines
14 KiB
C++
391 lines
14 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
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// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include "precomp.hpp"
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namespace
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{
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class FormattedImpl : public cv::Formatted
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{
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enum { STATE_PROLOGUE, STATE_EPILOGUE, STATE_INTERLUDE,
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STATE_ROW_OPEN, STATE_ROW_CLOSE, STATE_CN_OPEN, STATE_CN_CLOSE, STATE_VALUE, STATE_FINISHED,
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STATE_LINE_SEPARATOR, STATE_CN_SEPARATOR, STATE_VALUE_SEPARATOR };
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enum {BRACE_ROW_OPEN = 0, BRACE_ROW_CLOSE = 1, BRACE_ROW_SEP=2, BRACE_CN_OPEN=3, BRACE_CN_CLOSE=4 };
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char floatFormat[8];
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char buf[32]; // enough for double with precision up to 20
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cv::Mat mtx;
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int mcn; // == mtx.channels()
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bool singleLine;
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bool alignOrder; // true when cn first order
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int state;
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int row;
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int col;
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int cn;
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cv::String prologue;
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cv::String epilogue;
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char braces[5];
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void (FormattedImpl::*valueToStr)();
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void valueToStr8u() { sprintf(buf, "%3d", (int)mtx.ptr<uchar>(row, col)[cn]); }
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void valueToStr8s() { sprintf(buf, "%3d", (int)mtx.ptr<schar>(row, col)[cn]); }
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void valueToStr16u() { sprintf(buf, "%d", (int)mtx.ptr<ushort>(row, col)[cn]); }
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void valueToStr16s() { sprintf(buf, "%d", (int)mtx.ptr<short>(row, col)[cn]); }
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void valueToStr32s() { sprintf(buf, "%d", mtx.ptr<int>(row, col)[cn]); }
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void valueToStr32f() { sprintf(buf, floatFormat, mtx.ptr<float>(row, col)[cn]); }
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void valueToStr64f() { sprintf(buf, floatFormat, mtx.ptr<double>(row, col)[cn]); }
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void valueToStrOther() { buf[0] = 0; }
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public:
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FormattedImpl(cv::String pl, cv::String el, cv::Mat m, char br[5], bool sLine, bool aOrder, int precision)
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{
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CV_Assert(m.dims <= 2);
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prologue = pl;
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epilogue = el;
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mtx = m;
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mcn = m.channels();
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memcpy(braces, br, 5);
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state = STATE_PROLOGUE;
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singleLine = sLine;
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alignOrder = aOrder;
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row = col = cn =0;
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if (precision < 0)
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{
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floatFormat[0] = '%';
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floatFormat[1] = 'a';
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floatFormat[2] = 0;
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}
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else
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{
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sprintf(floatFormat, "%%.%dg", std::min(precision, 20));
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}
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switch(mtx.depth())
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{
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case CV_8U: valueToStr = &FormattedImpl::valueToStr8u; break;
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case CV_8S: valueToStr = &FormattedImpl::valueToStr8s; break;
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case CV_16U: valueToStr = &FormattedImpl::valueToStr16u; break;
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case CV_16S: valueToStr = &FormattedImpl::valueToStr16s; break;
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case CV_32S: valueToStr = &FormattedImpl::valueToStr32s; break;
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case CV_32F: valueToStr = &FormattedImpl::valueToStr32f; break;
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case CV_64F: valueToStr = &FormattedImpl::valueToStr64f; break;
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default: valueToStr = &FormattedImpl::valueToStrOther; break;
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}
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}
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void reset()
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{
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state = STATE_PROLOGUE;
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}
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const char* next()
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{
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switch(state)
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{
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case STATE_PROLOGUE:
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row = 0;
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if (mtx.empty())
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state = STATE_EPILOGUE;
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else if (alignOrder)
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state = STATE_INTERLUDE;
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else
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state = STATE_ROW_OPEN;
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return prologue.c_str();
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case STATE_INTERLUDE:
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state = STATE_ROW_OPEN;
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if (row >= mtx.rows)
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{
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if (++cn >= mcn)
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{
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state = STATE_EPILOGUE;
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buf[0] = 0;
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return buf;
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}
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else
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row = 0;
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sprintf(buf, "\n(:, :, %d) = \n", cn+1);
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return buf;
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}
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sprintf(buf, "(:, :, %d) = \n", cn+1);
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return buf;
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case STATE_EPILOGUE:
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state = STATE_FINISHED;
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return epilogue.c_str();
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case STATE_ROW_OPEN:
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col = 0;
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state = STATE_CN_OPEN;
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{
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size_t pos = 0;
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if (row > 0)
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while(pos < prologue.size() && pos < sizeof(buf) - 2)
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buf[pos++] = ' ';
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if (braces[BRACE_ROW_OPEN])
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buf[pos++] = braces[BRACE_ROW_OPEN];
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if(!pos)
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return next();
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buf[pos] = 0;
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}
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return buf;
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case STATE_ROW_CLOSE:
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state = STATE_LINE_SEPARATOR;
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++row;
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if (braces[BRACE_ROW_CLOSE])
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{
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buf[0] = braces[BRACE_ROW_CLOSE];
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buf[1] = row < mtx.rows ? ',' : '\0';
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buf[2] = 0;
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return buf;
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}
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else if(braces[BRACE_ROW_SEP] && row < mtx.rows)
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{
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buf[0] = braces[BRACE_ROW_SEP];
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buf[1] = 0;
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return buf;
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}
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return next();
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case STATE_CN_OPEN:
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state = STATE_VALUE;
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if (!alignOrder)
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cn = 0;
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if (mcn > 1 && braces[BRACE_CN_OPEN])
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{
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buf[0] = braces[BRACE_CN_OPEN];
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buf[1] = 0;
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return buf;
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}
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return next();
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case STATE_CN_CLOSE:
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++col;
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if (col >= mtx.cols)
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state = STATE_ROW_CLOSE;
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else
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state = STATE_CN_SEPARATOR;
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if (mcn > 1 && braces[BRACE_CN_CLOSE])
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{
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buf[0] = braces[BRACE_CN_CLOSE];
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buf[1] = 0;
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return buf;
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}
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return next();
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case STATE_VALUE:
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(this->*valueToStr)();
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state = STATE_CN_CLOSE;
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if (alignOrder)
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return buf;
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if (++cn < mcn)
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state = STATE_VALUE_SEPARATOR;
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return buf;
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case STATE_FINISHED:
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return 0;
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case STATE_LINE_SEPARATOR:
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if (row >= mtx.rows)
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{
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if (alignOrder)
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state = STATE_INTERLUDE;
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else
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state = STATE_EPILOGUE;
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return next();
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}
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state = STATE_ROW_OPEN;
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buf[0] = singleLine ? ' ' : '\n';
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buf[1] = 0;
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return buf;
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case STATE_CN_SEPARATOR:
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state = STATE_CN_OPEN;
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buf[0] = ',';
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buf[1] = ' ';
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buf[2] = 0;
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return buf;
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case STATE_VALUE_SEPARATOR:
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state = STATE_VALUE;
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buf[0] = ',';
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buf[1] = ' ';
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buf[2] = 0;
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return buf;
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}
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return 0;
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}
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};
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class FormatterBase : public cv::Formatter
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{
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public:
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FormatterBase() : prec32f(8), prec64f(16), multiline(true) {}
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void set32fPrecision(int p)
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{
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prec32f = p;
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}
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void set64fPrecision(int p)
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{
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prec64f = p;
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}
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void setMultiline(bool ml)
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{
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multiline = ml;
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}
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protected:
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int prec32f;
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int prec64f;
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int multiline;
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};
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class DefaultFormatter : public FormatterBase
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{
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public:
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cv::Ptr<cv::Formatted> format(const cv::Mat& mtx) const
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{
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char braces[5] = {'\0', '\0', ';', '\0', '\0'};
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return cv::makePtr<FormattedImpl>("[", "]", mtx, &*braces,
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mtx.rows == 1 || !multiline, false, mtx.depth() == CV_64F ? prec64f : prec32f );
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}
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};
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class MatlabFormatter : public FormatterBase
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{
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public:
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cv::Ptr<cv::Formatted> format(const cv::Mat& mtx) const
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{
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char braces[5] = {'\0', '\0', ';', '\0', '\0'};
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return cv::makePtr<FormattedImpl>("", "", mtx, &*braces,
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mtx.rows == 1 || !multiline, true, mtx.depth() == CV_64F ? prec64f : prec32f );
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}
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};
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class PythonFormatter : public FormatterBase
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{
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public:
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cv::Ptr<cv::Formatted> format(const cv::Mat& mtx) const
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{
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char braces[5] = {'[', ']', '\0', '[', ']'};
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if (mtx.cols == 1)
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braces[0] = braces[1] = '\0';
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return cv::makePtr<FormattedImpl>("[", "]", mtx, &*braces,
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mtx.rows == 1 || !multiline, false, mtx.depth() == CV_64F ? prec64f : prec32f );
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}
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};
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class NumpyFormatter : public FormatterBase
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{
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public:
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cv::Ptr<cv::Formatted> format(const cv::Mat& mtx) const
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{
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static const char* numpyTypes[] =
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{
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"uint8", "int8", "uint16", "int16", "int32", "float32", "float64", "uint64"
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};
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char braces[5] = {'[', ']', '\0', '[', ']'};
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if (mtx.cols == 1)
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braces[0] = braces[1] = '\0';
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return cv::makePtr<FormattedImpl>("array([",
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cv::format("], type='%s')", numpyTypes[mtx.depth()]), mtx, &*braces,
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mtx.rows == 1 || !multiline, false, mtx.depth() == CV_64F ? prec64f : prec32f );
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}
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};
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class CSVFormatter : public FormatterBase
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{
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public:
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cv::Ptr<cv::Formatted> format(const cv::Mat& mtx) const
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{
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char braces[5] = {'\0', '\0', '\0', '\0', '\0'};
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return cv::makePtr<FormattedImpl>(cv::String(),
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mtx.rows > 1 ? cv::String("\n") : cv::String(), mtx, &*braces,
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mtx.rows == 1 || !multiline, false, mtx.depth() == CV_64F ? prec64f : prec32f );
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}
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};
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class CFormatter : public FormatterBase
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{
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public:
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cv::Ptr<cv::Formatted> format(const cv::Mat& mtx) const
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{
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char braces[5] = {'\0', '\0', ',', '\0', '\0'};
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return cv::makePtr<FormattedImpl>("{", "}", mtx, &*braces,
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mtx.rows == 1 || !multiline, false, mtx.depth() == CV_64F ? prec64f : prec32f );
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}
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};
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} // namespace
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namespace cv
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{
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Formatted::~Formatted() {}
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Formatter::~Formatter() {}
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Ptr<Formatter> Formatter::get(int fmt)
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{
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switch(fmt)
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{
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case FMT_DEFAULT:
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return makePtr<DefaultFormatter>();
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case FMT_MATLAB:
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return makePtr<MatlabFormatter>();
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case FMT_CSV:
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return makePtr<CSVFormatter>();
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case FMT_PYTHON:
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return makePtr<PythonFormatter>();
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case FMT_NUMPY:
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return makePtr<NumpyFormatter>();
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case FMT_C:
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return makePtr<CFormatter>();
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}
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return makePtr<DefaultFormatter>();
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}
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} // cv
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