批量复制图片到新文件夹-优快云博客

本文链接：https://blog.youkuaiyun.com/apollo1986/article/details/4043372

本文介绍了一个使用C++实现的程序，该程序能够从多个文件夹中查找所有.bmp格式的图片文件，并将这些图片复制到一个新的指定文件夹中。程序通过文件搜索和OpenCV库来处理图像。

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//=====================================================//

//我有几个文件夹，里面的文件名相同，我要把它们复制到一个文件夹下面

//=====================================================//

#include "cv.h"
#include "highgui.h"
#include <stdio.h>
#include <io.h> //_finddata_t,c_file,_findfirst,_findnext

char* combine( char* front, char* back )//合并字符串
{
int len = strlen( front ) + strlen( back ) + 2 ;
char* path = new char[ len + 1 ];
int k=0;
for( int i = 0; i < strlen( front ); i++ )
{
  path[ k ] = front[ i ];
  k++;
}
for( int i = 0; i< strlen( back ); i++ )
{
  path[ k ] = back[ i ];
  k++;
}
path[ k ] = '/0';
return path;
}

int main()
{
struct _finddata_t c_file;
long hFile;
IplImage* p1;
IplImage* p2;

char* r1 = "E://project//Project for Graduate//Sylebook//09-03-27//09-03-27-E//";
char* r2 = "E://project//Project for Graduate//Sylebook//09-03-27//set//";
char* a1 = "*.bmp";
char* a2 = "E";
char* path1 = combine( r1, a1 );
char* path2 = NULL;
char* path3 = NULL;
char* name = NULL;

    if( (hFile = _findfirst( path1, &c_file )) == -1L )
{
  printf( "No *.c files in current directory!/n" );
}
else
{
  path3 = combine(r1,c_file.name);
  printf("%s/n",path3);
  p1 = cvLoadImage( path3, CV_LOAD_IMAGE_ANYCOLOR );
  if( p1 == NULL )
  {
   printf("error in cvLoadImage/n");
   while(1);
  }

  p2 = cvCreateImage( cvGetSize( p1 ), p1->depth, p1->nChannels );
  cvCopy( p1, p2, NULL );
  name = combine( a2,c_file.name );
  path2 = combine( r2, name );
  printf("%s/n",path2);
  cvSaveImage( path2, p2 );

  cvReleaseImage( &p1 );
  cvReleaseImage( &p2 );
  delete [] name;
  delete [] path2;
  delete [] path3;

  while( _findnext( hFile, &c_file ) == 0 )
  {
   //printf("%s/n",c_file.name);
   path3 = combine(r1,c_file.name);
   printf("%s/n",path3);
   p1 = cvLoadImage( path3, CV_LOAD_IMAGE_ANYCOLOR );
   if( p1 == NULL )
   {
    printf("error in cvLoadImage/n");
    while(1);
   }

   p2 = cvCreateImage( cvGetSize( p1 ), p1->depth, p1->nChannels );
   cvCopy( p1, p2, NULL );
   name = combine( a2,c_file.name );
   path2 = combine( r2, name );
   printf("%s/n",path2);
   cvSaveImage( path2, p2 );

   cvReleaseImage( &p1 );
   cvReleaseImage( &p2 );
   delete [] name;
   delete [] path2;
   delete [] path3;
  }
  _findclose( hFile );
}
while(1);

delete [] path1;

return 1;
}