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Dump2RGB.c
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C/C++ Source or Header
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1990-08-27
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6KB
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242 lines
#include "frame.h"
/* #define IBM TRUE */
#define Amiga TRUE
IMAGE Raw_Image;
FILE *fp, *palette_file, *output_palette_file;
FILE *fred, *fgrn, *fblu;
char input_filename[100], master_filename[100], output_filename[100];
int image_width, image_height;
#ifdef IBM
#define REDNAME "%s.r8"
#define GRNNAME "%s.g8"
#define BLUNAME "%s.b8"
#define DEFAULT_WIDTH 320
#define DEFAULT_HEIGHT 200
#endif
#ifdef Amiga
#define REDNAME "%s.red"
#define GRNNAME "%s.grn"
#define BLUNAME "%s.blu"
#define DEFAULT_WIDTH 320
#define DEFAULT_HEIGHT 400
#endif
int read_raw_byte PARAMS((FILE *f));
int read_raw_word PARAMS((FILE *f));
void read_raw_image PARAMS((IMAGE *Image));
void get_parameters PARAMS((int argc, char **argv));
void OpenRGB PARAMS((void));
void SaveRGB PARAMS((int red, int grn, int blu));
void main (argc, argv)
int argc;
char **argv;
{
unsigned int x, y, index;
if (argc < 2)
{
printf ("\nUsage: DumpToRGB [-wxxx -hxxx] <filename>\n .dis extension is assumed for <filename>\n default image size: %d x %d", DEFAULT_WIDTH, DEFAULT_HEIGHT);
exit(0);
}
fp = NULL;
get_parameters(argc, argv);
printf ("Reading raw file\n");
read_raw_image (&Raw_Image);
printf ("Converting...\n");
OpenRGB();
for (y = 0 ; y < Raw_Image.height ; y++) {
for (x = 0 ; x < Raw_Image.width ; x++) {
index = y*Raw_Image.width + x;
SaveRGB((int)Raw_Image.red[index],(int)Raw_Image.green[index],(int)Raw_Image.blue[index]);
}
for (; x < image_width ; x++)
SaveRGB(0, 0, 0);
}
for (; y < image_height ; y++)
for (; x < image_width; x++)
SaveRGB(0, 0, 0);
fclose(fred);
fclose(fgrn);
fclose(fblu);
}
void get_parameters (argc, argv)
int argc;
char **argv;
{
int i, filename_number;
image_height = DEFAULT_HEIGHT;
image_width = DEFAULT_WIDTH;
filename_number = 0;
for (i = 1 ; i < argc ; i++) {
if (argv[i][0] == '-')
switch (argv[i][1]) {
case 'w': sscanf(&argv[i][2], "%d", &image_height);
break;
case 'h': sscanf(&argv[i][2], "%d", &image_height);
break;
default : printf("Unknown option %s - proceeding...\n");
}
else
switch (filename_number) {
case 0: strcpy (master_filename, argv[i]);
sprintf (input_filename, "%s.dis", master_filename);
filename_number++;
break;
default: printf ("Too many filenames in commandline\n");
exit(1);
}
}
}
int read_raw_byte(f)
FILE *f;
{
int c;
if ((c = getc(f)) == EOF)
return (-1);
return (c);
}
int read_raw_word(f)
FILE *f;
{
int byte1, byte2;
byte1 = read_raw_byte(f);
if (byte1 == -1)
return(-1);
byte2 = read_raw_byte(f);
if (byte2 == -1)
return(-1);
return (byte1 + byte2*256);
}
void OpenRGB()
{
char nmbuff[200];
sprintf( nmbuff, REDNAME, master_filename );
if ((fred = fopen(nmbuff, "wb")) == NULL) {
printf ("Cannot open red output file for %s\n", master_filename);
exit(1);
}
sprintf( nmbuff, GRNNAME, master_filename );
if ((fgrn = fopen(nmbuff, "wb")) == NULL) {
printf ("Cannot open green output file for %s\n", master_filename);
exit(1);
}
sprintf( nmbuff, BLUNAME, master_filename );
if ((fblu = fopen(nmbuff, "wb")) == NULL) {
printf ("Cannot open blue output file for %s\n", master_filename);
exit(1);
}
}
void SaveRGB(red, grn, blu)
int red, grn, blu;
{
fputc( red, fred );
fputc( grn, fgrn );
fputc( blu, fblu );
}
void read_raw_image(Image)
IMAGE *Image;
{
FILE *f;
unsigned int i, index, pixels;
int byte, row;
if ((f = fopen(input_filename, "rb")) == NULL) {
printf ("Cannot open raw file %s\n", input_filename);
exit(1);
}
Image->width = read_raw_word(f);
if (Image->width == -1) {
printf ("Cannot read size in dump file\n");
exit(1);
}
Image->height = read_raw_word(f);
if (Image->height == -1) {
printf ("Cannot read size in dump file: %s\n", input_filename);
exit(1);
}
pixels = Image->width * Image->height;
if (((Image->red = (unsigned char *) malloc(pixels))==NULL) ||
((Image->green = (unsigned char *) malloc(pixels))==NULL) ||
((Image->blue = (unsigned char *) malloc(pixels))==NULL)) {
printf ("Cannot allocate memory for picture: %s\n", input_filename);
exit(1);
}
for (i = 0 ; i < pixels ; i++) {
Image->red[i] = 0;
Image->green[i] = 0;
Image->blue[i] = 0;
}
row = read_raw_word(f);
while (row != -1) {
for (i = 0 ; i < Image->width ; i++) {
index = row*Image->width + i;
byte = read_raw_byte(f);
if (byte == -1) {
printf ("Unexpected end of file in raw image: %s\n", input_filename);
exit(1);
}
Image->red[index] = byte;
}
for (i = 0 ; i < Image->width ; i++) {
index = row*Image->width + i;
byte = read_raw_byte(f);
if (byte == -1) {
printf ("Unexpected end of file in raw image: %s\n", input_filename);
exit(1);
}
Image->green[index] = byte;
}
for (i = 0 ; i < Image->width ; i++) {
index = row*Image->width + i;
byte = read_raw_byte(f);
if (byte == -1) {
printf ("Unexpected end of file in raw image: %s\n", input_filename);
exit(1);
}
Image->blue[index] = byte;
}
row = read_raw_word(f);
}
fclose (f);
}