Пример #1
0
GLvoid CreateImage (GLint ImageId)
{
    GLint width, height;

    switch (ImageId)
    {
    case 1:
        width = 128;
        height = 128;
        ImageData1 = (GLint*) malloc (width * height * (sizeof (GLint)));
        ReadBmp ("kat_128_128.bmp",(unsigned char*) ImageData1, &TexWidth, &TexHeight);
        break;
    case 2:
        width = 74;
        height = 94;
        SubImageData1 = (GLint*) malloc (width * height * (sizeof (GLint)));
        ReadBmp ("Amoeba_74_94.bmp",(unsigned char*) SubImageData1, &TexWidth, &TexHeight);
    }
}
Пример #2
0
int ocrProcessFile(char* fileName) {

    int i, h, w;
    uint32 **pix;

    createNetworkFromFile();

    pix = ReadBmp(fileName, &h, &w);
    Image inputImg = getGrayLevel(pix, h, w);
    for(i = 0; i < h; i++) {
        free(pix[i]);
    }
    free(pix);
    ocrProcess(inputImg);
    return 0;
}
Пример #3
0
void main()
{
	int fmode=0;
	int i,j;
	int red[256];
	int green[256];
	int blue[256];

	FILE *f;

	
	char *filename="text_gray.bmp";
	
	ReadBmp(filename,&tmp1);
	
	printf("%d %d\n",tmp1.height,tmp1.width);
	
	while(1){
	
		printf(" 0:モード法\n 1:判別分析法\n 2:移動平均法\n 3:終了\n");
		scanf("%d",&fmode);
		
		if(fmode > 2) break;
		
		tmp2=tmp1;     /* 元の画像ファイルのすべての画像データをコピーする */
	
		reset( red, green, blue );
	
		Gray( &tmp2 , &tmp1 );
	
		set( red , green , blue );
	
		switch(fmode){
			case 0 : mode(red);		//モード法
					 break;
			case 1 : sweep(red);	//判別分析法
					 break;
			case 2 : mov_ave(red);	//移動平均法
					 break;
		}
	WriteBmp("border.bmp",&tmp2);
	
	PrintBmpInfo("border.bmp");
	}
}
Пример #4
0
int main() {
	unsigned int iter;
	int dctin[64];
	int dctout[64];
	int quantizeout[64];
	int zigzagout[64];

        // preallocate memory for global variable
        unsigned char ScanBuffer[IMG_HEIGHT_MDU*8][IMG_WIDTH_MDU*8];


	ReadBmp(ScanBuffer);

	for (iter = 0; iter < IMG_BLOCKS; iter++)
	{
		readblock(ScanBuffer, dctin);
		dct(dctin, dctout);
		quantize(dctout,quantizeout);
		zigzag(quantizeout, zigzagout);
		huffencode(zigzagout);
	}

	return 0;
}
Пример #5
0
int autoTrainProcess(int nTrainImg, int nTestImg, double *mse) {
    int i, j, h, w, cnt = 0;
    //int nTrainChar[nTrainImg];
    //int nTestChar[nTestImg];
	int *nTrainChar = (int*)calloc(nTrainImg, sizeof(int));
	int *nTestChar = (int*)calloc(nTestImg, sizeof(int));

    //double ** trainFeature[nTrainImg];
	double ***trainFeature = (double***)calloc(nTrainImg, sizeof(double**));
    //double ** testFeature[nTestImg];
	double ***testFeature = (double***)calloc(nTestImg, sizeof(double**));
    uint32 **pix;
    FILE *f;
    //char *str_train[nTrainImg];
	char **str_train = (char**)calloc(nTrainImg, sizeof(char*));
    //char *str_test[nTestImg];
	char **str_test = (char**)calloc(nTestImg, sizeof(char*));

    char trainImgName[100];
    char trainTxtName[100];
    char testImgName[100];
    char testTxtName[100];


    /// read train image + text

    for(i = 0; i < nTrainImg; i++) {

        sprintf(trainTxtName, "train/%d.txt", i+1);
        f = fopen(trainTxtName, "r");
        fscanf(f, "%d\n", &(nTrainChar[i]));

        str_train[i] = (char *) malloc(nTrainChar[i] *sizeof(char));
        for(j = 0; j < nTrainChar[i]; j++) {
            fscanf(f, "%c", &(str_train[i][j]));
        }
        fclose(f);

        sprintf(trainImgName, "train/%d.bmp", i+1);
        pix = ReadBmp(trainImgName, &h, &w);
        if (pix == NULL)
            return -1;
        Image trainImg = getGrayLevel(pix, h, w);
        for(j = 0; j < h; j++) {
            free(pix[j]);
        }
        free(pix);
        trainImg = binarizeGrayImageKmeans(trainImg);

        trainFeature[i] = getFeatureFromImage(trainImg, nTrainChar[i]);
    }
    printf("start read test img\n");
    /// read test img + text
    for(i = 0; i < nTestImg; i++) {

        sprintf(testTxtName, "test/%d.txt", i+1);
        f = fopen(testTxtName, "r");
        fscanf(f, "%d\n", &(nTestChar[i]));

        str_test[i] = (char *) malloc(nTestChar[i] *sizeof(char));
        for(j = 0; j < nTestChar[i]; j++) {
            fscanf(f, "%c", &(str_test[i][j]));
            printf("%c", str_test[i][j]);
        }
        fclose(f);

        sprintf(testImgName, "test/%d.bmp", i+1);
        pix = ReadBmp(testImgName, &h, &w);
        if (pix == NULL)
            return -1;
        Image testImg = getGrayLevel(pix, h, w);
        for(j = 0; j < h; j++) {
            free(pix[j]);
        }
        free(pix);
        testImg = binarizeGrayImageKmeans(testImg);

        testFeature[i] = getFeatureFromImage(testImg, nTestChar[i]);
    }

    /// init network randomly
    initNetwork();

    double *outValue;
    double charMse, minCharMse = 10000;
    int trainComplete = 0;
    /// training process
    int nOver = 0;
    int saved = 0;
    char savedFileName[100];
    printf("start training\n");
    while (cnt < NUM_LOOP) {
        cnt++;

        /** processing feature data */
        /// training network
        for (i = 0; i < nTrainImg; i++) {
            for(j = 0; j < nTrainChar[i]; j++) {
                outValue = getOutFromChar(str_train[i][j]);
                trainNetwork(trainFeature[i][j], outValue, 0.1);
                free(outValue);
            }
        }

        /// testing network
        charMse = 0;
        for (i = 0; i < nTestImg; i ++) {
            for (j = 0; j < nTestChar[i]; j++) {
                outValue = getOutFromChar(str_test[i][j]);
                charMse += testError(testFeature[i][j], outValue);
                free(outValue);
            }
        }

        /// check if train complete
        if (charMse < minCharMse) {
            nOver = 0;
            minCharMse = charMse;
        } else {
            if(nOver == 0) {
                ///save network to file
                saved = 1;
                sprintf(savedFileName, "%d_%.4lf.wdb", NUM_HID_CHAR, minCharMse);
                saveNetworkToFile(savedFileName);
            }
            printf("over\n");
            nOver ++;
            if(nOver > 100)
                trainComplete = 1;
        }

        printf("%.2lf %d\n", charMse, cnt);

        if (trainComplete) break;
    }
    if(!saved) {
        sprintf(savedFileName, "%d_%.4lf.wdb", NUM_HID_CHAR, minCharMse);
        saveNetworkToFile(savedFileName);
    }
    if (mse != NULL)
    {
        *mse = minCharMse;
    }
    for (i = 0; i < nTrainImg; i++) {
        for (j = 0; j < nTrainChar[i]; j++) {
            free(trainFeature[i][j]);
        }
    }
    for (i = 0; i < nTestImg; i++) {
        for (j = 0; j < nTestChar[i]; j++) {
            free(testFeature[i][j]);
        }
    }

    return 0;
}
Пример #6
0
bool Encryption(char *file_in_name){
	//初期化
	char *file_out_name;//画像の出力・入力ファイル名
	char *key_out_file;//鍵ファイル
	char *buf;
	img *imagein, *imageout;
	int h, w;
	int i = 0;
	int registered_num = 0;//色の登録数
	angou *code;//色を変換するテーブル
	FILE* fp;

	srand((unsigned)time(NULL));
	file_out_name = (char *)malloc(sizeof(char)*(strlen(file_in_name) + 10));
	strcpy(file_out_name, file_in_name);
	strcat(file_out_name, "_conv.bmp");
	key_out_file = (char *)malloc(sizeof(char)*(strlen(file_in_name) + 8));
	buf = (char *)malloc(sizeof(char)*(strlen(file_in_name) + 1));
	strcpy(buf, file_in_name);
	strcpy(key_out_file, buf);
	strcat(key_out_file, "_key.kp");
	imagein = (img *)malloc(sizeof(img));
	imageout = (img *)malloc(sizeof(img));
	ReadBmp(file_in_name, imagein);
	code = (angou *)malloc(sizeof(angou)*imagein->height*imagein->width);
	imageout = imagein;
	if ((fp = fopen(key_out_file, "w")) == NULL){
		MessageBox(NULL, TEXT("key file output error."), NULL, MB_OK);
		return false;
	}

	//画像処理  
	for (h = 0; h < imagein->height; h++){
		for (w = 0; w < imagein->width; w++){
			for (i = 0; i <= registered_num; i++){
				if (memcmp(&code[i].original_color,
					&imagein->data[h][w],
					sizeof(code[i].original_color)) == 0){
					//登録してある色が見つかったら代入
					imageout->data[h][w] = code[i].converted_color;
					goto searched_out;
				}
			}

			//変換する色の登録
			//変換前の色を登録
			code[registered_num].original_color = imagein->data[h][w];
		try_again:
			//変換後の色を登録
			code[registered_num].converted_color.r = rand() % 256;
			code[registered_num].converted_color.g = rand() % 256;
			code[registered_num].converted_color.b = rand() % 256;
			///*変換後の色が既に登録してある色だったら
			// 変換後の色の登録をやり直す*/
			for (i = 0; i < registered_num; i++){
				if (memcmp(&code[registered_num].converted_color,
					&code[i].converted_color,
					sizeof(code[registered_num].converted_color)) == 0){
					goto try_again;
				}
			}
			//出力画像に変換後の色を代入
			imageout->data[h][w] = code[registered_num].converted_color;
			registered_num++;
		searched_out:
			;
		}
	}
	fwrite(code, sizeof(angou), registered_num, fp);//鍵ファイルに変換情報を記録
	WriteBmp(file_out_name, imageout);

	//後処理  
	fclose(fp);
	//free(file_out_name);
	/*free(key_out_file);*/ free(buf);
	free(code);
	return true;
}