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-
-
- /***********************************************
- *
- * file d:\cips\main422.c
- *
- * Functions: This file contains
- * main
- *
- * Purpose:
- * This file contains the main calling
- * routine for a program which shrinks
- * a 400x400 image down to a 200x200
- * image.
- *
- * External Calls:
- * gin.c - get_image_name
- * numcvrt.c - get_integer
- * int_convert
- * tiff.c - read_tiff_header
- * scale.c - shrink_image_array
- *
- * Modifications:
- * 18 April 1992 - created
- *
- *************************************************/
-
- #include "d:\cips\cips.h"
-
-
-
- short the_image[ROWS][COLS];
- short out_image[ROWS][COLS];
-
- main(argc, argv)
- int argc;
- char *argv[];
- {
-
- char method[80], name[80], name2[80];
- int count, length, width;
- struct tiff_header_struct image_header;
-
- _setvideomode(_TEXTC80); /* MSC 6.0 statements */
- _setbkcolor(1);
- _settextcolor(7);
- _clearscreen(_GCLEARSCREEN);
-
- /***********************************************
- *
- * Interpret the command line parameters.
- *
- ************************************************/
-
- if(argc < 4 || argc > 4){
- printf(
- "\n"
- "\n usage: main422 in-file out-file method"
- "\n where the in-file should be 400x400"
- "\n and the out-file will be 200x200"
- "\n method can be Average, Median, Corner"
- "\n");
- exit(0);
- }
-
- strcpy(name, argv[1]);
- strcpy(name2, argv[2]);
- strcpy(method, argv[3]);
-
- if(method[0] != 'A' &&
- method[0] != 'a' &&
- method[0] != 'M' &&
- method[0] != 'm' &&
- method[0] != 'C' &&
- method[0] != 'c'){
- printf("\nERROR: Did not enter a valid method"
- "\n The valid methods are:"
- "\n Average, Median, Corner");
- exit(-2);
- }
-
- if(does_not_exist(name2)){
- printf("\n\n output file does not exist %s", name2);
- read_tiff_header(name, &image_header);
- round_off_image_size(&image_header,
- &length, &width);
- image_header.image_length = 2*ROWS;
- image_header.image_width = 2*COLS;
- create_allocate_tiff_file(name2, &image_header,
- out_image);
- } /* ends if does_not_exist */
-
- /***********************************************
- *
- * Read and shrink each 200x200 area of the
- * input image and write them to the output
- * image.
- *
- ************************************************/
-
- count = 1;
-
- printf(" %d", count++);
- shrink_image_array(name, name2, the_image,
- out_image, 1, 1, 101, 101,
- 1, 1, 101, 101,
- 2, method);
-
- printf(" %d", count++);
- shrink_image_array(name, name2, the_image,
- out_image, 1, 201, 101, 301,
- 1, 101, 101, 201,
- 2, method);
-
- printf(" %d", count++);
- shrink_image_array(name, name2, the_image,
- out_image, 201, 1, 301, 101,
- 101, 1, 201, 101,
- 2, method);
-
- printf(" %d", count++);
- shrink_image_array(name, name2, the_image,
- out_image, 201, 201, 301, 301,
- 101, 101, 201, 201,
- 2, method);
-
- } /* ends main */
-