fvs_minutia.c

c代码

/*#############################################################################
 * 文件名：fvs_matching.c
 * 功能：  指纹图像细节点提取
 * modified by  zhaowufeng
#############################################################################*/


#include "fvs.h"
#include <time.h>


int main(int argc, char *argv[])
{
    FvsImage_t mask1;
    FvsImage_t image1;
    FvsFloatField_t direction1;
    FvsFloatField_t frequency1;
    FvsMinutiaSet_t minutia1;
    FvsImage_t mask2;
    FvsImage_t image2;
    FvsFloatField_t direction2;
    FvsFloatField_t frequency2;
    FvsMinutiaSet_t minutia1;
	FvsByte_t bmfh[14];
	BITMAPINFOHEADER bmih;
	RGBQUAD			rgbq[256];
	clock_t start,finish;

    if (argc!=3)
    {
        printf("Usage: fvs input1.bmp input2.bmp\n");
        return -1;
    }

    direction = FloatFieldCreate();
    frequency = FloatFieldCreate();
    mask      = ImageCreate();
    image     = ImageCreate();
    minutia   = MinutiaSetCreate(5000);

    if (direction!=NULL && frequency!=NULL &&
        mask!=NULL && image!=NULL && minutia!=NULL)
    {
        FvsImageImport(image, argv[1],bmfh,&bmih,rgbq);
	(void)ImageSoftenMean(image, 3);

        fprintf(stdout, "1/8 Determining the ridge direction\n");
        (void)FingerprintGetDirection(image, direction, 5, 8);

        fprintf(stdout, "2/8 Determining the ridge frequency\n");
        (void)FingerprintGetFrequency(image, direction, frequency);

        fprintf(stdout, "3/8 Creating the mask\n");
        (void)FingerprintGetMask(image, direction, frequency, mask);

        fprintf(stdout, "4/8 Enhancing the fingerprint image\n");
        (void)ImageEnhanceGabor(image, direction, frequency, mask, 4.0);

		start=clock();

        fprintf(stdout, "5/8 Binarize\n");
        (void)ImageBinarize(image, (FvsByte_t)0x80);

        fprintf(stdout, "6/8 Thinning\n");
        (void)ImageThinHitMiss(image);

        FvsImageExport(image,"d:\\temp\\roughthin.bmp",bmfh,&bmih,rgbq);

		ImageRemoveSpurs(image);
        FvsImageExport(image,"d:\\temp\\thin.bmp",bmfh,&bmih,rgbq);

        fprintf(stdout, "7/8 Detecting minutia\n");
        (void)MinutiaSetExtract(minutia, image, direction, mask);

        fprintf(stdout, "8/8 Drawing minutia\n");
        (void)ImageClear(image);
        (void)MinutiaSetDraw(minutia, image);

		finish=clock();
		printf("Elapse time: %dms\n",finish-start);

        FvsImageExport(image,argv[2],bmfh,&bmih,rgbq);
    }
    fprintf(stdout, "Cleaning up and exiting...\n");
    MinutiaSetDestroy(minutia);
    ImageDestroy(image);
    ImageDestroy(mask);
    FloatFieldDestroy(frequency);
    FloatFieldDestroy(direction);

    return 0;
}