# include <stdio.h>
# include <fcntl.h>
# include <unistd.h>
# include <stdlib.h>

extern char *optarg;
extern int optind, opterr, optopt;

char in[64],out[64];
double fps=0;
int i=0,f1, f2, s,c,n,fd,line=0;
char buf[BUFSIZ];

int var=0, br, i; char conv[BUFSIZ], tmp[BUFSIZ];

main(int argc, char *argv[])
{

//conv[i] = malloc(BUFSIZ);
if (argc != 7){
        printf("%s: usage: -i input -o output -f fps\n",argv[0]);
        return 1;
}

while((c=getopt(argc, argv, "i:o:f:"))>=0){
        switch(c){

                case 'i': strcpy(in,optarg);
                printf("Opcion i: %s\n",in);
                break;

                case 'o': strcpy(out,optarg);
                printf("Opcion o: %s\n",out);
                break;

                case 'f': fps=atof(optarg);
                printf("Opcion f: %f\n",fps);
                break;
                }
}

if ((f1 = open(in, O_RDONLY, 0)) == -1) {
        printf("%s: no se puede abrir %s\n", argv[0], in);
        return 1;
}
// Line counter.
/*
while ((n = read(f1, buf, 1)) > 0)
        if(strcmp(buf,"\n")==0)
                line++;

*/

// Line separator.
/*while ((n = read(f1, buf, 1)) > 0) {
//      conv[i]=buf[0];
        printf("buffer: %s conv: %s\n",buf,conv[i]);
        i++;
        if(strcmp(buf,"\n")==0)
                break;
}
*/
/*
br = read(f1, tmp, BUFSIZ);
for(i=var;i<BUFSIZ && i<br;i++) {
        conv[i-var] = tmp[i];
        if(tmp[i] == '\n') {
                var=i+2;
                break;
        }
}
*/
while((s=read(f1, &c, 1))>0){
        if(c=='\n'){
                buf[s]=0;
                printf("buf: %s",buf);
                //sub2srt(line_num, line);
                //line_num++;
                i=0;
        }
        else {
                buf[i]=c;
                i++;
        }
}

/*
while((s=read(f1, &c, 1))>0){
        if(c=='\n'){
                buf[i]=0;
                printf("buf: %s",buf);
                break;
        } else {
                buf[i]=c;
                i++;
        }
}
*/
printf("Conv: %sParo en: %d\n",conv, var-2);

/*for(i=0;i<=15;i++)
printf("Conv: %s\n",conv[i]);
printf("Cantidad de lineas en %s: %d\n",in,line);
*/
return 0;
}

char * readline() {}

char * writeline() {}

void sub2srt(in, out, fps) {}

void srt2sub(in, out, fps) {}