#include?“CodecGrayCode.h“?
#include?
#include??

#include?“csvtools.h“?

static?unsigned?int?Nhorz?=?10;
static?unsigned?int?Nvert?=?6;

#ifndef?log2f?
#define?log2f（x）?（log（x）/log（2.0））?
#endif?
using?namespace?std;

/*
*?The?purpose?of?this?function?is?to?convert?an?unsigned
*?binary?number?to?reflected?binary?Gray?code.
*
*?The?operator?>>?is?shift?right.?The?operator?^?is?exclusive?or.
*?Source:?http://en.wikipedia.org/wiki/Gray_code
*/
static?unsigned?int?binaryToGray（unsigned?int?num）?{
	return?（num?>>?1）?^?num;
}

/*
*?From?Wikipedia:?http://en.wikipedia.org/wiki/Gray_code
*?The?purpose?of?this?function?is?to?convert?a?reflected?binary
*?Gray?code?number?to?a?binary?number.
*/
static?unsigned?grayToBinary（unsigned?num?unsigned?numBits）
{
	for?（unsigned?shift?=?1;?shift?		num?^=?num?>>?shift;
	}
	return?num;
}

/*
*?Function?takes?the?decimal?number
*?Function?takes?the?Nth?bit?（1?to?31）
*?Return?the?value?of?Nth?bit?from?decimal
*?Source:?http://icfun.blogspot.com/2009/04/get-n-th-bit-value-of-any-integer.html
*/
static?int?get_bit（int?decimal?int?N）{

	//?Shifting?the?1?for?N-1?bits?
	int?constant?=?1?<	if?（decimal?&?constant）{
		return?1;
	}

	//?If?the?bit?is?not?set?return?0?
	return?0;
}

static?inline?int?powi（int?num?unsigned?int?exponent）{
	//?NOT?EQUIVALENT?TO?pow（）?
	if?（exponent?==?0）
		return?1;

	float?res?=?num;
	for?（unsigned?int?i?=?0;?i		res?*=?num;

	return?res;
}

//?Encoder?
EncoderGrayCode::EncoderGrayCode（unsigned?int?_screenCols?unsigned?int	_screenRows?CodecDir?_dir）?:?Encoder（_screenCols?_screenRows?_dir）{

	N?=?2;

	//?Set?total?pattern?number?
	if?（dir?&?CodecDirHorizontal）
		this->N?+=?Nhorz;

	if?（dir?&?CodecDirVertical）
		this->N?+=?Nvert;

	//?Encode?every?pixel?column?
	int?NbitsHorz?=?ceilf（log2f（（float）screenCols））;

	//?Number?of?vertical?encoding?patterns?
	int?NbitsVert?=?ceilf（log2f（（float）screenRows））;

	cv::Mat?patternOn（1?1?CV_8UC3?cv::Scalar（0））;
	patternOn.at（0?0）?=?cv::Vec3b（255?255?255）;
	patterns.push_back（patternOn）;

	cv::Mat?patternOff（1?1?CV_8UC3?cv::Scalar（0））;
	patterns.push_back（patternOff）;

	if?（dir?&?CodecDirHorizontal）
	{

							//?Precompute?horizontally?encoding?patterns?
		for?（unsigned?int?p?=?0;?p			cv::Mat?patternP（1?screenCols?CV_8UC3）;
			//?Loop?through?columns?in?first?row?
			for?（unsigned?int?j?=?0;?j				unsigned?int?jGray?=?binaryToGray（j）;
				//?Amplitude?of?channels?
				float?amp?=?get_bit（jGray?NbitsHorz?-?p）;
				patternP.at（0?j）?=
					cv::Vec3b（255.0*amp?255.0*amp?255.0*amp）;
			}
			patterns.push_back（patternP）;
		}
	}
	if?（dir?&?CodecDirVertical）{
		//?Precompute?vertical?encoding?patterns?
		for?（unsigned?int?p?=?0;?p			cv::Mat?patternP（screenRows?1?CV_8UC3）;

			//?Loop?through?rows?in?first?column?
			for?（unsigned?int?i?=?0;?i
				unsigned?int

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件??????12915??2019-11-18?17:52??grayCode\0.jpg

?????文件??????12915??2019-11-18?17:52??grayCode\1.jpg

?????文件?????114290??2019-11-18?17:52??grayCode\10.jpg

?????文件??????57458??2019-11-18?17:52??grayCode\11.jpg

?????文件??????12918??2019-11-18?17:52??grayCode\12.jpg

?????文件??????12918??2019-11-18?17:52??grayCode\13.jpg

?????文件??????12923??2019-11-18?17:52??grayCode\14.jpg

?????文件??????12930??2019-11-18?17:52??grayCode\15.jpg

?????文件??????12945??2019-11-18?17:52??grayCode\16.jpg

?????文件??????12975??2019-11-18?17:52??grayCode\17.jpg

?????文件??????13153??2019-11-18?17:52??grayCode\2.jpg

?????文件??????13155??2019-11-18?17:52??grayCode\3.jpg

?????文件??????13395??2019-11-18?17:52??grayCode\4.jpg

?????文件??????13875??2019-11-18?17:52??grayCode\5.jpg

?????文件??????14835??2019-11-18?17:52??grayCode\6.jpg

?????文件??????16755??2019-11-18?17:52??grayCode\7.jpg

?????文件??????31347??2019-11-18?17:52??grayCode\8.jpg

?????文件?????172658??2019-11-18?17:52??grayCode\9.jpg

?????文件???????1326??2019-11-18?16:47??grayCode\Codec.h

?????文件???????5938??2019-11-18?17:00??grayCode\CodecGrayCode.cpp

?????文件????????670??2019-11-18?16:27??grayCode\CodecGrayCode.h

?????文件????????822??2019-11-18?16:42??grayCode\Csvtools.h

?????文件??????11573??2019-11-18?16:46??grayCode\cvtools.cpp

?????文件???16252928??2019-11-18?17:53??grayCode\grayCode.sdf

?????文件???????1315??2019-11-18?16:47??grayCode\grayCode.sln

????..A..H.?????29696??2019-11-18?17:53??grayCode\grayCode.v12.suo

?????文件???????7611??2019-11-18?16:47??grayCode\grayCode.vcxproj

?????文件???????1616??2019-11-18?16:47??grayCode\grayCode.vcxproj.filters

?????文件???????2378??2019-11-18?16:48??grayCode\Pstools.cpp

?????文件????????628??2019-11-18?16:42??grayCode\Pstools.h

............此處省略61個(gè)文件信息