int __cdecl main()
{
ChannelSearchInfo searchInfo;
while(1)
{
::Sleep(200); // Scan the channels every 200 secs
bool succ = SearchChannel(&searchInfo);
if (succ)
{
ProcessChannel(&searchInfo);
}
}
return 0;
}
/*
pass the rgb pixel vector for filtering; the response is returned in the response vector.
This vector will be initialized by the Gabor API, but MUST disposed of it by the user.
respLen is the address of an int holding the length of the response vector.
*/
float* ProcessFile( char* file, int*** rgb, int h, int w, float* response, int* respLen )
{
char basename[256];
char dirStr[256];
char* fileStr;
int i, j, len;
float norm, max, min;
// extract directory path from filename
strcpy( dirStr, file );
fileStr = strrchr( dirStr, '/' );
if ( fileStr != NULL )
{
strcpy( basename, fileStr ); // save part after last slash
dirStr[fileStr-dirStr+1] = '\0'; // save directory string
strcat( dirStr, basename );
strcat( dirStr, "-localGF" );
basename[strlen(basename)-4] = '\0'; // remove extension
for ( i = 0; i < strlen( basename ); i++ ) // remove intial slash
basename[i] = basename[i+1];
basename[i] = '\0';
}
else // we are in working directory
{
strcpy( basename, file );
basename[strlen(basename)-4] = '\0'; // remove extension
strcpy( dirStr, basename );
strcat( dirStr, "-localGF" );
}
// create img directory in extracted path
if ( kSaveFilter == 1 )
{
mkdir( dirStr, S_IRWXU | S_IRWXG );
if ( kVerbosity ) cerr << "Created directory: \"" << dirStr << "\"" << endl;
strcat( dirStr, "/" );
}
// allocate pixels for rgb matrix
float** pixels = CreateMatrix( (float)255.0, h, w );
// convert rgb info to grayscale
for ( i = 0; i < h; i++ )
{
for ( j = 0; j < w; j++ )
{
if (rgb[0][i][j] == 0) {
pixels[i][j] = 1;
} else {
pixels[i][j] = 0;
}
// pixels[i][j] = sqrt( (float)( rgb[0][i][j]*rgb[0][i][j] +
// rgb[1][i][j]*rgb[1][i][j] +
// rgb[2][i][j]*rgb[2][i][j] ) ) / sqrt( 3.0 );
cout << pixels[i][j];
}
cout << endl;
}
// process grayscale pixels, get gabor filter response length and allocate the return vector
len = 0;
strcpy( basename, dirStr );
cout << endl;
cout << endl;
for ( i = 0; i < h; i++ )
{
for ( j = 0; j < w; j++ )
{
cout << pixels[i][j];
}
cout << endl;
}
response = ProcessChannel( pixels, h, w, response, &len, basename );
*respLen = len;
// original float values scaled to [0,1]
if ( kVerbosity ) cerr << "scaling..." << endl;
max = min = response[0];
cerr << endl;
for ( i = 0; i < len; i++ )
{
if( response[i] > max ) max = response[i];
if( response[i] < min ) min = response[i];
}
cerr << endl;
norm = max - min;
for ( i = 0; i < len; i++ ) {
response[i] = 1.0 * ( ( response[i] - min ) / norm );
cerr << response[i] << " ";
}
// dispose of pixel storage
if ( pixels != NULL ) DisposeMatrix( pixels, h );
return response;
}
