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/* |
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* Definitions for resolution line in image file. |
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* |
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* Include after <stdio.h>, <string.h>, and <time.h> |
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* Include after <stdio.h> |
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* |
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* True image orientation is defined by an xy coordinate system |
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* whose origin is at the lower left corner of the image, with |
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* A typical line for a 1024x600 image might be "-Y 600 +X 1024\n", |
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* indicating that the scanlines are in English text order (PIXSTANDARD). |
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*/ |
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#ifndef _RAD_RESOLU_H_ |
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#define _RAD_RESOLU_H_ |
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|
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< |
#include "copyright.h" |
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#include <time.h> |
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|
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|
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#define fprtresolu(sl,ns,fp) fprintf(fp,PIXSTDFMT,ns,sl) |
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#define fscnresolu(sl,ns,fp) (fscanf(fp,PIXSTDFMT,ns,sl)==2) |
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|
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#ifdef NOPROTO |
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/* defined in resolu.c */ |
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extern void fputresolu(); |
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extern int fgetresolu(); |
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extern char *resolu2str(); |
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extern int str2resolu(); |
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/* defined in header.c */ |
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extern void newheader(); |
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extern int isheadid(); |
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extern int headidval(); |
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extern int dateval(); |
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extern int isdate(); |
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extern void fputdate(); |
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extern void fputnow(); |
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extern void printargs(); |
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extern int isformat(); |
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extern int formatval(); |
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extern void fputformat(); |
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extern int getheader(); |
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extern int globmatch(); |
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< |
extern int checkheader(); |
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/* identify header lines */ |
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#define MAXFMTLEN 64 |
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> |
#define isheadid(s) headidval(NULL,s) |
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> |
#define isformat(s) formatval(NULL,s) |
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#define isdate(s) dateval(NULL,s) |
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#define isgmt(s) gmtval(NULL,s) |
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|
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#else |
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#define LATLONSTR "LATLONG=" |
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#define LLATLONSTR 8 |
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#define islatlon(hl) (!strncmp(hl,LATLONSTR,LLATLONSTR)) |
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> |
#define latlonval(ll,hl) sscanf((hl)+LLATLONSTR, "%f %f", \ |
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> |
&(ll)[0],&(ll)[1]) |
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#define fputlatlon(lat,lon,fp) fprintf(fp,"%s %.6f %.6f\n",LATLONSTR,lat,lon) |
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|
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/* defined in resolu.c */ |
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extern void fputresolu(int ord, int sl, int ns, FILE *fp); |
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extern int fgetresolu(int *sl, int *ns, FILE *fp); |
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extern char * resolu2str(char *buf, RESOLU *rp); |
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extern int str2resolu(RESOLU *rp, char *buf); |
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/* defined in header.c */ |
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< |
extern void newheader(char *t, FILE *fp); |
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< |
extern int isheadid(char *s); |
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< |
extern int headidval(char *r, char *s); |
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< |
extern int dateval(time_t *t, char *s); |
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extern int isdate(char *s); |
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> |
extern void newheader(const char *t, FILE *fp); |
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> |
extern int headidval(char *r, const char *s); |
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> |
extern int dateval(time_t *t, const char *s); |
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> |
extern int gmtval(time_t *t, const char *s); |
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extern void fputdate(time_t t, FILE *fp); |
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extern void fputnow(FILE *fp); |
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extern void printargs(int ac, char **av, FILE *fp); |
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< |
extern int isformat(char *s); |
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< |
extern int formatval(char *r, char *s); |
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< |
extern void fputformat(char *s, FILE *fp); |
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extern int getheader(FILE *fp, int (*f)(), char *p); |
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< |
extern int globmatch(char *pat, char *str); |
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< |
extern int checkheader(FILE *fin, char *fmt, FILE *fout); |
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> |
extern int formatval(char fmt[MAXFMTLEN], const char *s); |
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> |
extern void fputformat(const char *s, FILE *fp); |
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> |
typedef int gethfunc(char *s, void *p); /* callback to process header lines */ |
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extern int getheader(FILE *fp, gethfunc *f, void *p); |
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> |
extern int globmatch(const char *pat, const char *str); |
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> |
extern int checkheader(FILE *fin, char fmt[MAXFMTLEN], FILE *fout); |
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|
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– |
#endif |
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– |
|
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _RAD_RESOLU_H_ */ |
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|
