/* ----------------------------------------------------------------------------*/
int main(int argc, char **argv) {
int c;
int8_t result = 0;
bool printLog = false;
const char *argument = "ho:l:i:";
const char *outputFile = NULL;
const char *inputFile = NULL;
const char *logFile = NULL;
FILE *input = stdout;
FILE *output = stdin;
FILE *logput = stdout;
while((c = getopt(argc, argv, argument)) != -1) {
switch(c) {
case 'i':
inputFile = optarg;
break;
case 'o':
outputFile = optarg;
break;
case 'l':
printLog = true;
logFile = optarg;
break;
case 'h':
print_help();
return 0;
case '?':
if(optopt == 'i' || optopt == 'o' || optopt == 'l') {
fprintf(stderr, "CHYBA: Prepinac -%c vyzaduje argument.\n", optopt);
return -1;
}
else if(isprint(optopt)) {
fprintf(stderr, "CHYBA: Neznamy prepinac'-%c'.\n", optopt);
return -1;
}
else {
fprintf(stderr, "CHYBA: Neznamy znak '\\x%x'.\n", optopt);
return -1;
}
break;
default:
fprintf(stderr,"CHYBA: Neznama chyba\n");
break;
}
}
if(outputFile != NULL) { // otevreni vystupniho obrazku
output = fopen(outputFile, "wb");
if(!output) {
fprintf(stderr, "CHYBA: Nepovedlo se otevrit vystupni obrazek!\n");
result = -1;
}
}
if(inputFile != NULL) { // otevreni vstupniho obrazku
input = fopen(inputFile, "rb");
if(!input) {
fprintf(stderr, "CHYBA: Nepovedlo se otevrit vstupni obtrazek!\n");
result = -1;
}
}
//------------------------------ prace s obrazkem -----------------------------//
if(result != -1) {
tGIF2BMP gif2bmpSt;
if((result = gif2bmp(&gif2bmpSt, input, output)) != -1 && printLog == true) {
if(logFile != NULL) { // otevreni vstupniho obrazku
logput = fopen(logFile, "w");
if(!logput) {
fprintf(stderr, "CHYBA: Nepovedlo se otevrit vystupni soubor pro log!\n");
result = -1;
}
}
if(result != -1) {
fprintf(logput, "login = xsendl00\nuncodedSize = %lld\ncodedSize = %lld\n", gif2bmpSt.gifSize, gif2bmpSt.bmpSize);
}
}
}
//-----------------------------------------------------------------------------//
fclose(output); // uzavreni vystupniho obrazku
fclose(input); // uzavreni vstupniho obrazku
if(printLog != false) {
fclose(logput); // uzavreni vystupni zpravy
}
fprintf(stderr,"Jsme na konci!\n");
return result;
}
int main(int argc, char *argv[])
{
FILE *in = stdin;
FILE *out = stdout;
FILE *log_out = NULL;
char ch;
bool print = false;
bool rgb = false;
bool test = false;
bool log = false;
int ret = 0;
tGIF *img = NULL;
while ((ch = getopt(argc, argv, "i:o:l:ptrh")) != EOF) {
switch (ch) {
case 'i':
if ((in = fopen(optarg, "rb")) == NULL) {
perror("fopen()");
return 2;
}
break;
case 'o':
if ((out = fopen(optarg, "wb")) == NULL) {
perror("fopen()");
return 2;
}
break;
case 'l':
log = true;
if ((log_out = fopen(optarg, "w")) == NULL) {
perror("fopen()");
return 2;
}
break;
case 'p':
print = true;
break;
case 't':
test = true;
break;
case 'r':
rgb = true;
break;
case 'h':
usage(argv[0]);
return 0;
default:
fprintf(stderr, "Unknown option: '%s'\n", optarg);
return 1;
}
}
argc -= optind;
argv += optind;
if (print)
ret = gif_print_info(in);
else if (rgb)
// save RGB values for each pixel
ret = gif_save_rgb(in, out);
else if (test)
{
// load image into memory
if ((img = gif_load(in)) == NULL)
ret = 1;
// if we got here the we've read the image successfully
gif_unload(img);
}
else
{
tGIF2BMP gifToBmp;
if (gif2bmp(&gifToBmp, in, out) != 0)
ret = 1;
if (log)
{
fprintf(log_out, "login = %s\n", LOGIN);
fprintf(log_out, "uncodedSize = %ld\n", gifToBmp.bmpSize);
fprintf(log_out, "codedSize = %ld\n", gifToBmp.gifSize);
}
}
SAVE_FCLOSE(in);
SAVE_FCLOSE(out);
SAVE_FCLOSE(log_out);
return ret;
}
