/*
** bmp8 must be grayscale
** (x1,y1) and (x2,y2) from top left of bitmap
*/
void jocr_single_word_from_bmp8(char *text,int maxlen,WILLUSBITMAP *bmp8,
int x1,int y1,int x2,int y2,int allow_spaces,
int std_proc)
{
job_t *job,_job;
int i,w,h,dw,dh,bw;
unsigned char *src,*dst;
// static char *funcname="jocr_single_word_from_bmp8";
char *buf;
int pgm2asc(job_t *job);
char *getTextLine(int);
if (x1>x2)
{
w=x1;
x1=x2;
x2=w;
}
w=x2-x1+1;
bw=w/40;
if (bw<6)
bw=6;
dw=w+bw*2;
if (y1>y2)
{
h=y1;
y1=y2;
y2=h;
}
h=y2-y1+1;
dh=h+bw*2;
job=&_job;
job_init(job);
job_init_image(job);
// willus_mem_alloc_warn((void **)&job->src.p.p,w*h,funcname,10);
/* Must use malloc since job_free_image counts on this. */
job->src.p.p=malloc(dw*dh);
job->src.p.x=dw;
job->src.p.y=dh;
job->src.p.bpp=1;
src=bmp_rowptr_from_top(bmp8,y1)+x1;
memset(job->src.p.p,255,dw*dh);
dst=(unsigned char *)job->src.p.p + dw*bw + bw;
for (i=y1;i<=y2;i++,dst+=dw,src+=bmp8->width)
memcpy(dst,src,w);
pgm2asc(job);
buf=getTextLine(0);
if (buf)
{
strncpy(text,buf,maxlen-1);
text[maxlen-1]='\0';
if (std_proc)
ocr_text_proc(text,allow_spaces);
}
else
text[0]='\0';
// willus_mem_free((double **)&job->src.p.p,funcname);
job_free_image(job);
}
void test() {
int multipnm=1;
job_t job;
while (multipnm==1) {
job_init(&job);
job.cfg.out_format=XML;
job.cfg.cfilter = filter;
job.src.fname = "patch00000.pgm"; // TODO
multipnm=readpgm(job.src.fname, &job.src.p, job.cfg.verbose);
if (multipnm<0) break;
pgm2asc(&job);
int linecounter = 0;
const char *line;
line = getTextLine(linecounter++);
while (line) {
//fputs(line, stdout);
//Interpret line here
line = getTextLine(linecounter++);
}
free_textlines();
job_free(&job);
}
return;
}
/* -------------------------------------------------------------
// ------ MAIN - replace this by your own aplication!
// ------------------------------------------------------------- */
int main(int argn, char *argv[]) {
int multipnm=1;
job_t job;
JOB = &job;
setvbuf(stdout, (char *) NULL, _IONBF, 0); /* not buffered */
while (multipnm==1) {
job_init(&job);
process_arguments(&job, argn, argv);
mark_start(&job);
multipnm = read_picture(&job);
/* separation of main and rest for using as lib
this will be changed later => introduction of set_option()
for better communication to the engine */
if (multipnm<0) break; /* read error */
/* call main loop */
pgm2asc(&job);
mark_end(&job);
print_output(&job);
job_free(&job);
}
return 0;
}
// Function: osra_gocr_ocr()
// Make an attempt to OCR the image box with GOCR engine.
//
// Parameters:
// job_t - includes pixel map and character filter
//
// Returns:
// 0 in case the recognition failed or valid alphanumeric character
char osra_gocr_ocr(job_t &gocr_job)
{
OCR_JOB = &gocr_job;
JOB = &gocr_job;
// cout<<"Before gocr"<<endl;
try
{
pgm2asc(&gocr_job);
}
catch (...)
{
}
//cout<<"After gocr"<<endl;
char *l = (char *) gocr_job.res.linelist.start.next->data;
if (l != NULL && strlen(l) == 1 && isalnum(l[0]))
return l[0];
return UNKNOWN_CHAR;
}
/* -------------------------------------------------------------
// ------ MAIN - replace this by your own aplication!
// ------------------------------------------------------------- */
int main(int argn, char *argv[]) {
int multipnm=1;
job_t job1, *job; /* fixme, dont want global variables for lib */
job=OCR_JOB=&job1;
setvbuf(stdout, (char *) NULL, _IONBF, 0); /* not buffered */
job_init(job); /* init cfg and db */
process_arguments(job, argn, argv);
/* load character data base (JS1002: now outside pgm2asc) */
if ( job->cfg.mode & 2 ) /* check for db-option flag */
load_db(job);
/* load_db uses readpnm() and would conflict with multi images */
while (multipnm==1) { /* multi-image loop */
job_init_image(job); /* single image */
mark_start(job);
multipnm = read_picture(job);
/* separation of main and rest for using as lib
this will be changed later => introduction of set_option()
for better communication to the engine */
if (multipnm<0) break; /* read error */
/* call main loop */
pgm2asc(job);
mark_end(job);
print_output(job);
job_free_image(job);
}
return ((multipnm<0)?multipnm:0); /* -1=255 on error, 0 ok */
}
char* gocr_main(job_t* job) {
int multipnm=1;
char* output;
setvbuf(stdout, (char *) NULL, _IONBF, 0); /* not buffered */
/* load character data base (JS1002: now outside pgm2asc) */
if ( job->cfg.mode & 2 ) /* check for db-option flag */
load_db(job);
/* load_db uses readpnm() and would conflict with multi images */
while (multipnm==1) { /* multi-image loop */
job_init_image(job); /* single image */
mark_start(job);
multipnm = read_picture(job);
/* separation of main and rest for using as lib
this will be changed later => introduction of set_option()
for better communication to the engine */
if (multipnm<0) break; /* read error */
/* call main loop */
pgm2asc(job);
mark_end(job);
output = print_output(job);
job_free_image(job);
}
// return ((multipnm<0)?multipnm:0); /* -1=255 on error, 0 ok */
return output;
}
