資源簡介
環(huán)境 vs2019 opencv4.2+contribute GUI是vs的qt擴(kuò)展模塊編寫的 編譯為release 64位（已經(jīng)上傳了所用opencv4.2+contribute的包 https://download.csdn.net/download/qq_37071435/12265358）
代碼實(shí)現(xiàn)了人臉識別，通過GUI可以進(jìn)行拍照 訓(xùn)練 人臉識別三個步驟（后期打算總結(jié)一下這段時間的經(jīng)驗(yàn)，也寫成博客，會介紹詳細(xì)的步驟）如有問題，歡迎討論
代碼實(shí)現(xiàn)了人臉識別，通過GUI可以進(jìn)行拍照 訓(xùn)練 人臉識別三個步驟（后期打算總結(jié)一下這段時間的經(jīng)驗(yàn)，也寫成博客，會介紹詳細(xì)的步驟）如有問題，歡迎討論
代碼片段和文件信息
#include?“facerecognizer_gui.h“
//label?與人名存儲的字典
map?LabelName;
string?LabelString?=?“wzh“;
int?map_size?=?0;//map_size為map中含有的數(shù)量
extern?String?face_cascade_name;
extern?String?eyes_cascade_name;
extern?String?window_name;
extern?String?picture_name;
extern?String?haarcascade_frontalface_alt2;
extern?String?haarcascade_frontalface_alt2;
RNG?g_rng（12345）;
extern?Ptr?model;
extern?int?NumberOfPeople;
//檢測是否關(guān)閉攝像頭
//1?為關(guān)閉?0?為打開
int?flag?=?0;
VideoCapture?cap;
void?getSubdirs（std::string?path?std::vector&?files）
{
long?long?hFile?=?0;//注意如果是long?handle則在64位下會出現(xiàn)異常
struct?_finddata_t?fileinfo;
std::string?p;
if?（（hFile?=?_findfirst（p.assign（path）.append（“/*“）.c_str（）?&fileinfo））?!=?-1）
{
do
{
if?（（fileinfo.attrib?&?_A_SUBDIR））
{
if?（strcmp（fileinfo.name?“.“）?!=?0?&&?strcmp（fileinfo.name?“..“）?!=?0）
files.push_back（fileinfo.name）;
//printf（fileinfo.name）;
//printf（“\n“）;
}
}?while?（_findnext（hFile?&fileinfo）?==?0）;
_findclose（hFile）;
}
}
//sort的bool參數(shù)
bool?sort_fun（const?string&?p1?const?string&?p2）
{
stringstream?stream;
int?number1?=?0?number2?=?0;
stream?<>?number1;?stream.clear（）;
stream?<>?number2;?stream.clear（）;
return?number1?>?number2;//升序排列??
}
//返回目標(biāo)文件夾下的文件夾名中數(shù)字最大的值
int?back_file_number（）
{
//string?inPath?=?“H:/face_database/“;
string?inPath?=?“Resources/face_database/“;
vector?filename;
getSubdirs（inPath?filename）;
sort（filename.begin（）?filename.end（）?sort_fun）;
string?out?=?*filename.begin（）;
return?StringToInt（out）;
}
//outi:為新建文件夾的的名字
//label:標(biāo)簽?int類型?
void?write_at（int?outi?int?enterlabel）
{
int?i?=?1;
//ofstream?outfile（“H:/face_database/at.txt“?ofstream::app）;
ofstream?outfile（“Resources/face_database/at.txt“?ofstream::app）;
//string?temp?=?“H:\\face_database“;
string?temp?=?“Resources\\face_database“;
string?dirName?=?temp?+?“\\“?+?to_string（outi）;
_mkdir（dirName.c_str（））;//_mkdir（）創(chuàng)建成功返回0，失敗返回-1。
while?（i?!=?11）
{
outfile?< i++;
}
outfile.close（）;
}
int?StringToInt（string?a）
{
int?ai?=?0;
stringstream?stream;
stream?< stream?>>?ai;
stream.clear（）;
return?ai;
}
void?InitLabelName（）
{
ifstream?file（“Resources/face_database/at.txt“?ifstream::in）;
string?line;
while?（getline（file?line））?//從文本文件中讀取一行字符，未指定限定符默認(rèn)限定符為“/n”
{
char?separator?=?‘;‘;
string?path;
string?classlabel;
string?name;
stringstream?liness（line）;//這里采用stringstream主要作用是做字符串的分割
getline（liness?path?separator）;//讀入圖片文件路徑以分好作為限定符
getline（liness?classlabelseparator）;//讀入圖片標(biāo)簽，默認(rèn)限定符
getline（liness?name）;
if?（!path.empty（）?&&?!classlabel.empty（））?//如果讀取成功，則將圖片和對應(yīng)標(biāo)簽壓入對應(yīng)容器中
{
//將Label和name加入字典
LabelName[StringToInt（classlabel）]?=?name;
map_size++;
}
}
file.close（）;
}
f ?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-03-28?10:16??facerecognize\
?????目錄???????????0??2020-03-28?10:15??facerecognize\facerecognizer_gui\
?????文件????????1112??2020-03-22?16:42??facerecognize\facerecognizer_gui.sln
?????文件????????1368??2020-03-24?22:11??facerecognize\facerecognizer_gui\facerecognizer_gui.aps
?????文件???????12068??2020-03-26?14:15??facerecognize\facerecognizer_gui\facerecognizer_gui.cpp
?????文件????????1863??2020-03-25?22:33??facerecognize\facerecognizer_gui\facerecognizer_gui.h
?????文件?????????551??2020-03-26?14:25??facerecognize\facerecognizer_gui\facerecognizer_gui.qrc
?????文件????????1270??2020-03-24?22:11??facerecognize\facerecognizer_gui\facerecognizer_gui.rc
?????文件???????15279??2020-03-26?14:26??facerecognize\facerecognizer_gui\facerecognizer_gui.ui
?????文件????????6417??2020-03-25?22:31??facerecognize\facerecognizer_gui\facerecognizer_gui.vcxproj
?????文件????????3311??2020-03-25?22:31??facerecognize\facerecognizer_gui\facerecognizer_gui.vcxproj.filters
?????文件?????????168??2020-03-22?16:42??facerecognize\facerecognizer_gui\facerecognizer_gui.vcxproj.user
?????文件???????13446??2020-03-26?14:11??facerecognize\facerecognizer_gui\faction.cpp
?????文件????????1423??2020-03-26?14:10??facerecognize\facerecognizer_gui\faction.h
?????文件?????????204??2020-03-25?22:27??facerecognize\facerecognizer_gui\main.cpp
?????文件????????4286??2020-03-26?14:08??facerecognize\facerecognizer_gui\putText.cpp
?????文件?????????386??2020-03-25?22:27??facerecognize\facerecognizer_gui\putText.h
?????文件?????????397??2020-03-24?22:11??facerecognize\facerecognizer_gui\resource.h
?????目錄???????????0??2020-03-28?10:15??facerecognize\facerecognizer_gui\Resources\
?????文件???????90705??2020-03-25?08:42??facerecognize\facerecognizer_gui\Resources\1.jpg
?????文件??????221762??2018-02-18?21:33??facerecognize\facerecognizer_gui\Resources\1518960814230.jpg
?????文件???????90734??2020-03-25?08:42??facerecognize\facerecognizer_gui\Resources\2.jpg
?????文件???????95626??2020-03-25?08:43??facerecognize\facerecognizer_gui\Resources\3.jpg
?????文件???????91431??2020-03-25?08:43??facerecognize\facerecognizer_gui\Resources\4.jpg
?????文件???????79901??2020-03-25?08:43??facerecognize\facerecognizer_gui\Resources\5.jpg
?????文件???????37343??2020-03-26?14:20??facerecognize\facerecognizer_gui\Resources\back.jpg
?????文件??????488572??2020-03-24?22:57??facerecognize\facerecognizer_gui\Resources\backgroud.jpg
?????文件??????116057??2020-03-24?17:35??facerecognize\facerecognizer_gui\Resources\background.jpg
?????文件??????573097??2020-03-24?22:55??facerecognize\facerecognizer_gui\Resources\camera.jpg
?????文件???????89158??2020-03-25?09:39??facerecognize\facerecognizer_gui\Resources\cameraback.jpg
?????文件??????926457??2020-03-25?08:08??facerecognize\facerecognizer_gui\Resources\cartoon.gif
............此處省略81個文件信息
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