mixscramble.c~

图像置乱代码

/********************************************************************
 *
 * image mixscramble tool
 *
 ********************************************************************/
#include <tina/all_tina.h>
#include "bmp.h"
static int SCRAM_n = 1;
static Tv *tv = NULL;
static Tv *tv1=NULL;
#define MAXPATHLEN 64
static char directory_name[MAXPATHLEN];
static char file_name[MAXPATHLEN];
static char pathname[MAXPATHLEN];
static void *pdir=0, *pfile=0;
static int scram_method = 0;


static char filename[MAXPATHLEN];
static Imrect *orig_im =NULL;
static Imrect *dest_im = NULL;

static void scram_choice_proc(int val)
{
	scram_method = val;
}

static 	Imrect *read_image(void)
{
	Imrect *srcIm;
/*----------------Read the image---------------------------*/
  	(void) strip_spaces(file_name);
  	(void) strip_spaces(directory_name);
  	(void) string_append(pathname, directory_name, "/", file_name, NULL);
	srcIm = ReadGIF(pathname, 1);
/*------------------------------------------------*/
	return(srcIm);
}
static void mypush_proc(void)
{
	Imrect *srcIm,*srcIm0;
	int width, height;
	Imregion *roi;
	int i,j;
	//BYTE pix;
	float pix;
	srcIm = read_image();
	width = srcIm->width;
    	height = srcIm->height;
	roi = srcIm->region;
	if (roi == NULL) return ;
	srcIm0 = im_alloc( height, width, roi, float_v );
	for(i = 0;i < height; i ++)
		for(j = 0;j < width; j++)
		{
			IM_PIX_GET(srcIm, i, j, pix);
			IM_PIX_SET(srcIm0, i, j, pix);
		}
	mono_image_set(srcIm0);
	stack_push(srcIm0, IMRECT, im_free);
}
static Imrect* mypop_proc(void)
{
	Imrect *srcIm;
	//BYTE pix;
	float pix;
	int type;
	if (stack_check_types(IMRECT, NULL) == false)
	{
		error("mixTransformation : wrong types on stack", warning);
		return;
	}
	srcIm = (Imrect *) stack_pop(&type);
	return srcIm;
}
static void mysave_proc(void)
{
	int type;
	int width, height;
	Imregion *roi;
	Imrect *srcIm,*srcIm0;
	int i,j;
	//BYTE pix;
	float pix;
	if (stack_check_types(IMRECT, NULL) == false)
	{
		error("mixTransformation : wrong types on stack", warning);
		return;
	}
	srcIm = (Imrect *) stack_pop(&type);
	width = srcIm->width;
    	height = srcIm->height;
	roi = srcIm->region;
	if (roi == NULL) return ;
	srcIm0 = im_alloc( height, width, roi, float_v );
	for(i = 0;i < height; i ++)
		for(j = 0;j < width; j++)
		{
			IM_PIX_GET(srcIm, i, j, pix);
			IM_PIX_SET(srcIm0, i, j, pix);
		}
	strcat(filename,".gif");
	printf("saved the image :%s\n",filename);
	gif_write_file(srcIm0,filename);
	mono_image_set(srcIm0);
	stack_push(srcIm0, IMRECT, im_free);
}

static void reset_proc(void)
{
	strcpy(filename,"result/mixscramble/");
	strcat(filename,file_name);
	mypop_proc();
}


static void Trans_proc(void)
{
	Imrect *srcIm,*destIm,*tmpIm,*srcIm0;
	int width, height;
	Imregion *roi;
	int i,j,k;
	int type;
	//BYTE pix;
	float pix;

	if (stack_check_types(IMRECT, NULL) == false)
	{
		error("mixTransformation : wrong types on stack", warning);
		return;
	}
	srcIm = (Imrect *) stack_pop(&type);

	//srcIm = read_image();
	width = srcIm->width;
    	height = srcIm->height;
	roi = srcIm->region;
	if (roi == NULL) return ;

	orig_im = im_copy(srcIm);
	tv_imrect2(tv, orig_im);

	char filename0[64];
	char string[25];
	strcpy(filename0,"+");
/*------------------------------------------------*/
	int **trans_r, **trans_c;
	trans_r = int_matrix(height, width);
	trans_c = int_matrix(height, width);
    	switch( scram_method )
    	{
    		case 0:
    			fibonacci_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "fibonacci_");
			break;
    		case 1:
    			arnold_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "arnold_");
			break;
    		case 2:
    			qatlig_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "qatlig_");
			break;
    		case 3:
			hilbert_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "hilbert_");
			break;
		case 4:
			convey_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "convey_");
			break;
    		case 5:
			latin_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "latin_");
			break;
		case 6:
    			graycode_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "graycode_");
			break;
		case 7:
    			baker_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "baker_");
			break;
		case 8:
    			logistic_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "logistic_");
			break;
		case 9:
/*
			sampling_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "sampling_");
*/
			random_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "random_");
			break;
		default:
			break;
    }
/*------------------------------------------------*/

	printf("\n=== %sTransformation begin: ===\n",filename0);

	destIm = im_alloc( height, width, roi, float_v );
	srcIm0 = im_alloc( height, width, roi, float_v );
	for(i = 0;i < height; i ++)
		for(j = 0;j < width; j++)
		{
			IM_PIX_GET(srcIm, i, j, pix);
			IM_PIX_SET(srcIm0, i, j, pix);
			//printf("%f  ",pix);
		}
	for( k = 0; k < SCRAM_n; k++)
	{	
		for (i = 0; i < height  ; i++)
		{
			for (j = 0; j< width ; j++)
			{				
				IM_PIX_GET(srcIm0, i, j, pix);
				IM_PIX_SET(destIm, trans_r[i][j], trans_c[i][j], pix);
			}
		}
 		tmpIm = srcIm0;
		srcIm0 = destIm;
		destIm = tmpIm;
	}
/*----------------------Save the image as .gif--------------------------*/

	gcvt(k,5,string);
	printf("scrambled %s times\n",string);
	strcat(filename, filename0);
	strcat(filename, string);
/*------------------------------------------------*/
	dest_im = im_copy(srcIm0);
	tv_imrect2(tv1, dest_im);
	mono_image_set(srcIm0);
	stack_push(srcIm0, IMRECT, im_free);
	im_free(destIm);
	free_int_matrix(trans_r, height);
	free_int_matrix(trans_c, height);
	printf("=== %stransformatioin complete! ===\n",filename0);	
}

static void Contra_Trans_proc(void)
{
	Imrect *srcIm,*destIm,*tmpIm,*srcIm0;
	int width, height;
	Imregion *roi;
	int i,j,k;
	int type;
	//BYTE pix;
	float pix;

	if (stack_check_types(IMRECT, NULL) == false)
	{
		error("Contra_Trans : wrong types on stack", warning);
		return;
	}
	srcIm = (Imrect *) stack_pop(&type);

	//srcIm = read_image();
	width = srcIm->width;
    	height = srcIm->height;
	roi = srcIm->region;
	if (roi == NULL) return ;

	orig_im = im_copy(srcIm);
	tv_imrect2(tv, orig_im);

	char filename0[64];
	char string[25];
	strcpy(filename0,"+Contra_");
/*------------------------------------------------*/
	int **trans_r, **trans_c;
	trans_r = int_matrix(height, width);
	trans_c = int_matrix(height, width);
    	switch( scram_method )
    	{
    		case 0:
    			r_fibonacci_matrix(trans_r, trans_c, height, width);;
			strcat(filename0, "fibonacci_");
			break;
    		case 1:
    			r_arnold_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "arnold_");
			break;
    		case 2:
    			r_qatlig_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "qatlig_");
			break;
    		case 3:
			r_hilbert_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "hilbert_");
			break;
		case 4:
			r_zigzag_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "zigzag_");
			break;
    		case 5:
			r_convey_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "convey_");
			break;
		case 6:
    			r_graycode_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "graycode_");
			break;
		case 7:
    			r_baker_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "baker_");
			break;
		case 8:
    			r_logistic_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "logistic_");
			break;
		case 9:
/*
			r_sampling_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "sampling_");
*/			r_random_matrix(trans_r, trans_c, height, width);
			strcat(filename0, "random_");
			break;
		default:
			break;
    }
/*------------------------------------------------*/

	printf("\n=== %sTransformation begin: ===\n",filename0);

	destIm = im_alloc( height, width, roi, float_v );
	srcIm0 = im_alloc( height, width, roi, float_v );
	for(i = 0;i < height; i ++)
		for(j = 0;j < width; j++)
		{
			IM_PIX_GET(srcIm, i, j, pix);
			IM_PIX_SET(srcIm0, i, j, pix);
		}
	for( k = 0; k < SCRAM_n; k++)
	{	
		for (i = 0; i < height  ; i++)
		{
			for (j = 0; j< width ; j++)
			{				
				IM_PIX_GET(srcIm0, i, j, pix);
				IM_PIX_SET(destIm, trans_r[i][j], trans_c[i][j], pix);
			}
		}
 		tmpIm = srcIm0;
		srcIm0 = destIm;
		destIm = tmpIm;
	}
/*----------------------Save the image as .gif--------------------------*/

	gcvt(k,5,string);
	printf("Contra_scrambled %s times\n",string);
	strcat(filename, filename0);
	strcat(filename, string);
/*------------------------------------------------*/

	dest_im = im_copy(srcIm0);
	tv_imrect2(tv1, dest_im);
	mono_image_set(srcIm0);
	stack_push(srcIm0, IMRECT, im_free);
	im_free(destIm);
	free_int_matrix(trans_r, height);
	free_int_matrix(trans_c, height);
	printf("=== %stransformatioin complete! ===\n",filename0);
}

static void fulldrawo(Tv *tv)
{
     tv_imrect2(tv, orig_im);
}

static void fulldrawd(Tv *tv)
{
     tv_imrect2(tv, dest_im);
}

static void tv_choice_proc(choice)
int     choice;
{
    switch (choice)
    	{
    	case 0: tv_set_next(tv);
		break;
    	case 1: tv_set_next(tv1);
		break;
    	default:error("tv_choice_proc: unknown choice\n", warning);
		break;
    	}
}

static void scan_proc(void)
{
    scan_files(directory_name,file_name);
    tw_sglobal_reset(pdir);
    tw_sglobal_reset(pfile);
}

static void tool_proc(void)
{
    static int x = 200, y = 0;
    static int xr = 0, yr = 0;

    tv_tool(x+xr, y+yr);
    xr += 275;
    yr += 0;
    if (x+xr>780)
    {
       xr = yr = 0;
       y += 50;
    }
    if (y>400) y = 200;
}


/********** Tool creation **********/
void            mixscramble_tool(int x, int y)
{
	static void *tool = NULL;
	if (tool)
	{
		tw_show_tool(tool);
		return;
	}
	tool = (void *)tw_tool("Image mixscramble tool", x, y);
    	/* Initialise pathname from environment variable (or #define) */
    	(void) environ_pathname_get(directory_name, file_name,
				"TINA_IMAGE_DEFAULT",
				"/home/wzz/newimscramdegree/result/mixscramble/Lena.gif");


        tw_choice("Tv choice", tv_choice_proc, 0, "original","scrambled", NULL);
	tv = tv_create("mixTransformation original");
     	tv1 = tv_create("mixTransformation scrambled");
	tv_set_fulldraw(tv, fulldrawo);
	tv_set_fulldraw(tv1,fulldrawd);
	/*---------------------------*/
  	tw_newrow();
	tw_label("Display");
	tw_button("New Tvtool", tool_proc, NULL);
	/*---------------------------*/
 	tw_newrow();
  	pdir = (void *) tw_sglobal("Directory:", directory_name, 32);
    	tw_button("scan", scan_proc, NULL);
  	tw_newrow();
  	pfile = (void*) tw_sglobal("File:", file_name, 32);
  	tw_newrow();
	/*---------------------------*/
	tw_button("push",mypush_proc,NULL);
	tw_button("pop",mypop_proc,NULL);
	tw_button("save",mysave_proc,NULL);
	tw_newrow();
	strcpy(filename,"result/mixscramble/");
	strcat(filename,file_name);
	tw_choice("Scrambling Method:", scram_choice_proc, 0,\
              "Fibonacci", "Arnold", "QATLIG", "Hilbert", "Zigzag","Convey", "GrayCode", "Baker", "Logistic", "Random",  NULL);
	tw_newrow();
	tw_iglobal("Scrambling times = ", &SCRAM_n, 5);
	tw_newrow();
	tw_button("Transformation",Trans_proc,NULL);
	tw_button("Contra-Transformation",Contra_Trans_proc,NULL);
	tw_button("reset",reset_proc,NULL);
	tw_newrow();
	tw_end_tool();
}