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main.c
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main.c
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#include <stdio.h> //printf, fread, fwrite
#include <stdlib.h> //free (to please valgrind)
#include "dotypes.h"
#include "str.h"
#include "err.h"
#include "pix.h"
#include "query.h"
#include "io.h"
#include "meat.h"
static char *usage = "Usage: pixql -i input_file -o output_file \"query\"";
static char *default_out = "out.bmp";
ERR_EXISTS parseArgs(int argc, char **argv, char **infile, char **outfile, char **queryfile, char **query, PixErr *err)
{
for(int i = 1; i < argc; i++)
{
if(cmp(argv[i],"-i") == 0) *infile = argv[++i];
else if(cmp(argv[i],"-o") == 0) *outfile = argv[++i];
else if(cmp(argv[i],"-qf") == 0) *queryfile = argv[++i];
else if(cmp(argv[i],"-q") == 0) *query = argv[++i];
else *query = argv[i];
}
//if(!*infile) ERROR("%s\nNo input file specified.", usage);
if(!*outfile) *outfile = default_out; //ERROR("%s\nNo output file specified.", usage);
if(!*queryfile && !*query) ERROR("%s\nNo query specified.", usage);
if(*queryfile && !*query)
{
int max_len = 2048;
*query = malloc(max_len);
if(!*query) ERROR("Out of memory");
FILE *qf;
if(!(qf = fopen(*queryfile, "r"))) ERROR("Can't open query file- %s",*queryfile);
if(!fread(*query, sizeof(byte), max_len, qf)) ERROR("Can't read query file");
}
return NO_ERR;
}
int main(int argc, char **argv)
{
PixErr err = {0};
char *infile_str = 0;
char *outfile_str = 0;
char *queryfile_str = 0;
char *query_str = 0;
if(!parseArgs(argc, argv, &infile_str, &outfile_str, &queryfile_str, &query_str, &err))
{ fprintf(stderr,"%s\n",err.info); return 1; }
Query query = {0};
if(!parseQuery(query_str, &query, &err))
{ fprintf(stderr,"%s\n",err.info); return 1; }
PixImg in_img = {0};
if(infile_str)
{
if(!readFile(infile_str, &in_img, &err))
{ fprintf(stderr,"%s\n",err.info); return 1; }
}
PixImg out_img = {0};
if(!executeQuery(&query, &in_img, &out_img, &err))
{ fprintf(stderr,"%s\n",err.info); return 1; }
if(!writeFile(outfile_str, &out_img, &err))
{ fprintf(stderr,"%s\n",err.info); return 1; }
//to please valgrind
freeQuery(&query);
free(in_img.data);
free(out_img.data);
return 0;
}